Sanyo Xacti VPC-C6E User manual

Type
User manual
SERVICE MANUAL
Contents
1. OUTLINE OF CIRCUIT DESCRIPTION .................... 3
2. DISASSEMBLY ........................................................ 12
3. ELECTRICAL ADJUSTMENT .................................. 16
4. USB STORAGE INFORMATION
REGISTRATION ...................................................... 22
5. TROUBLESHOOTING GUIDE................................. 23
6. PARTS LIST............................................................. 24
ACCESSORIES ....................................................... 24
PACKING MATERIALS............................................ 24
CABINET & CHASSIS PARTS 1 ............................. 26
CABINET & CHASSIS PARTS 2 ............................. 28
ELECTRICAL PARTS .............................................. 30
CIRCUIT DIAGRAMS &
PRINTED WIRING BOARDS ...................................... C1
The components designated by a symbol ( ! ) in this schematic diagram designates components whose value are of
special significance to product safety. Should any component designated by a symbol need to be replaced, use only the part
designated in the Parts List. Do not deviate from the resistance, wattage, and voltage ratings shown.
CAUTION : Danger of explosion if battery is incorrectly replaced.
Replace only with the same or equivalent type recommended by the manufacturer.
Discard used batteries according to the manufacturer’s instructions.
NOTE : 1. Parts order must contain model number, part number, and description.
2. Substitute parts may be supplied as the service parts.
3. N. S. P. : Not available as service parts.
Design and specification are subject to change without notice.
SX815/U, EX, E, EX2, EX3, EX4
REFERENCE No. SM5310643
FILE NO.
PRODUCT SAFETY NOTICE
WARNING
This product has been manufactured using lead-free solder. Be sure to follow the warning given on page 2 when carrrying out
repair work.
Digital Movie Camera
VPC-C6
(Product Code : 168 034 01)
(U.S.A.)
(Canada)
(Korea)
(Taiwan)
VPC-C6EX
VPC-C6E
(Product Code : 168 034 03)
(U.K.)
(Product Code : 168 034 02)
(China) (South America)
(Russia) (Middle East)
(Africa) (Hong Kong)
(Australia) (General)
VPC-C6EXR
(Product Code : 168 034 07)
VPC-C6EXBK
(Product Code : 168 034 08)
VPC-C6EXE
(Product Code : 168 034 13)
(Europe)
– 2 –
WARNING
Do not use solder containing lead.
This product has been manufactured using lead-free solder in
order to help preserve the environment.
Because of this, be sure to use lead-free solder when carrying
out repair work, and never use solder containing lead.
Lead-free solder has a melting point that is 30 - 40°C (86 -
104°F) higher than solder containing lead, and moreover it does
not contain lead which attaches easily to other metals. As a
result, it does not melt as easily as solder containing lead, and
soldering will be more difficult even if the temperature of the
soldering iron is increased.
The extra difficulty in soldering means that soldering time will
increase and damage to the components or the circuit board
may easily occur.
Because of this, you should use a soldering iron and solder
that satisfy the following conditions when carrying out repair
work.
Soldering iron
Use a soldering iron which is 70 W or equivalent, and which
lets you adjust the tip temperature up to 450°C (842°F). It
should also have as good temperature recovery characteris-
tics as possible.
Set the temperature to 350°C (662°F) or less for chip compo-
nents, to 380°C (716°F) for lead wires and similar, and to 420°C
(788°F) when installing and removing shield plates.
The tip of the soldering iron should have a C-cut shape or a
driver shape so that it can contact the circuit board as flat or in
a line as much as possible.
Solder
Use solder with the metal content and composition ratio by
weight given in the table below. Do not use solders which do
not meet these conditions.
Lead-free solder is available for purchase as a service tool.
Use the following part number when ordering:
Part name: Lead-free solder with resin (0.5 mm dia., 500 g)
Part number: VJ8-0270
Metal content
Tin (Sn) Silver (Ag)
Copper (Cu)
Composition
ratio by weight
96.5 %
3.0 %
0.5 %
Note:
If replacing existing solder containing lead with lead-free sol-
der in the soldered parts of products that have been manufac-
tured up until now, remove all of the existing solder at those
parts before applying the lead-free solder.
– 3 –
Fig. 1-1.Optical Black Location (Top View)
Pin No.
Symbol Pin Description
Waveform
Voltage
Table 1-1. CCD Pin Description
When sensor read-out
Fig. 1-2. CCD Block Diagram
1. OUTLINE OF CIRCUIT DESCRIPTION
1-1. CCD CIRCUIT DESCRIPTION
1. IC Configuration
The CCD peripheral circuit block basically consists of the fol-
lowing ICs.
IC903 (MN39830PMJ-A) CCD imager
IC901 (AN20112A) V driver
IC905 (AD9996BBCZ) CDS, AGC, A/D converter,
H driver, vertical TG
2. IC903 (CCD)
[Structure]
Interline type CCD image sensor
Optical size 1/2.5 type format
Effective pixels 2864 (H) X 2160 (V)
Pixels in total 2934 (H) X 2171 (V)
Optical black
Horizontal (H) direction: Front 12 pixels, Rear 58 pixels
Vertical (V) direction: Front 6 pixels, Rear 5 pixels
Dummy bit number Horizontal : 28 Vertical :7
1, 23, 24
4, 7, 8, 9, 11
5, 6, 10
14
V
1, V3A, V3B
V1S, V2, V3L,
V3R, V4
Vertical register transfer clock
Vertical register transfer clock
Signal output
-6.0 V, 0 V, 12 V
Aprox. 12 V
Vertical register transfer clock
VO
V
5L, V5R, V6
-6.0 V, 0 V
-6.0 V, 0 V
GND
Reset gate clock
GND
Circuit power DC 12 V
GND 0 V
4.5 V, 7.8 V
ØRG
13
16
12, 15
VDD
DC
Protection transister bias
-6.0 V
PT
DC
H
L, H1
Horizontal register transfer clock
Substrate clock
DC
SUB
0 V, 3.3 V
17
19
20, 21
H
2
Horizontal register transfer clock
0 V, 3.3 V
22
2, 3
V
5A, V5B Vertical register transfer clock
Substrate controlSUB SW
18
0, 3.3 V (When importing all
picture element: 3.3 V)
-6.0 V, 0 V, 12 V
Aprox. 6 V
(Different from every CCD)
Pin 1
5
6
58
12
H
V
Pin 13
21
22
16
20
ø
RG
ø
HL
ø
H1
ø
H2
13
VDD
14
VO
15
GND
8
7
ø
V3L
1
2
3
4
5
6
ø
V3A
ø
V3B
ø
V4
ø
V5A
ø
V5B
ø
V6
9
ø
V2
10
ø
V1
11
ø
V1S
ø
V3R
12
GND
23
ø
V5R
24
ø
V5L
17
PT
18
SUBSW
19
ø
Vsub
Photo diode
Output part
Vertical shift register
Horizontal shift register
4
Fig. 1-3. IC901 Block Diagram
3. Part of IC905 (generation of vertical transfer clock,
H Driver) and IC901 (V Driver)
An H driver (part of IC905) and V driver (IC901) are neces-
sary in order to generate the clocks (vertical transfer clock,
horizontal transfer clock and electronic shutter clock) which
driver the CCD.
IC905 has the generation of horizontal transfer clock and the
function of H driver, and is an inverter IC which drives the
horizontal CCDs (H1 and H2). It carries out generating verti-
cal transfer clock, and output to IC901.
In addition the XV1-XV6 signals which are output from IC905
are vertical transfer clocks, and the XSG signal is superim-
posed onto XV1, XV3 and XV5 at IC901 in order to generate
a ternary pulse. In addition, the XSUB signal which is output
from IC101 is used as the sweep pulse for the electronic shut-
ter, and the RG signal which is output from IC905 is the reset
gate clock.
Fig. 1-4. IC905 Block Diagram
4. IC905 (H Driver, CDS, AGC and A/D converter)
IC905 contains the functions of H driver, CDS, AGC and A/D
converter. As horizontal clock driver for CCD image sensor,
HØ1 (A and B) and HØ2 (A and B) are generated inside, and
output to CCD.
The video signal which is output from the CCD is input to pin
(A6) of IC905. There are sampling hold blocks generated from
the SHP and SHD pulses, and it is here that CDS (correlated
double sampling) is carried out.
After passing through the CDS circuit, the signal passes
through the AGC amplifier (VGA: Variable Gain Amplifier). It
is A/D converted internally into a 14-bit signal, and is then
input to ASIC (IC101). The gain of the VGA amplifier is con-
trolled by pin (A2), (B3) and (C4) serial signal which is output
from ASIC (IC101).
1
3
32
33
31
30
37
38
35
36
34
42
43
44
39
40
41
4
26
13
14
12
11
SUBCNT
VDC
CH1
V1
V6
V4
V5R
V5L
V3R
V3L
V1S
CH5
V5
CH3
CH4
V3
CH2
GND
VH
OV3B
OV3A
OV5B
OV5A
Level
conversion
29
V2
2
SUB
Level
conversion
Level
conversion
Level
conversion
Level
conversion
Level
conversion
Level
conversion
Level
conversion
Level
conversion
Level
conversion
Level
conversion
Level
conversion
Level
conversion
Level
conversion
Level
conversion
Level
conversion
Level
conversion
Level
conversion
28
RESET
20
OV1
8
VM
21OV6
23OV4
24OV2
27
VL
10
OSUB
9
VMSUB
5
VL
2-level
2-level
2-level
3-level
25
19
17
15
18
VM
OV1S
OV3L
OV3R
OV5L
7
16
OV5R
VHH
6
VH
2-level
2-level
2-level
2-level
2-level
3-level
3-level
3-level
3-level
3-level
CCDIN
HL
H1 TO H8
SYNC
HD
SDI
SCK
SL
DOUT
REFB
REFT
PRECISION
TIMING
GENERATOR
SYNC
GENERATOR
VGA
14-BIT
ADC
14
6~42 dB
VREF
CLAMP
INTERNAL
REGISTERS
INTERNAL
CLOCKS
CDS
HORIZONTAL
DRIVERS
8
AD9996
-3dB, 0dB, +3dB
VD
CLI
CLO
VERTICAL
TIMING
CONTROL
XV1 TO XV24
24
XSUBCK
RG
GP01 TO GP08
3V INPUT
1.8V OUTPUT
1.8V INPUT
3V OUTPUT
CHARGE
PUMP
LDO
REG
8
– 5 –
1-2. CP1, VF1 and TB1 CIRCUIT DESCRIPTION
1. Circuit Description
1-1. Digital clamp
The optical black section of the CCD extracts averaged val-
ues from the subsequent data to make the black level of the
CCD output data uniform for each line. The optical black sec-
tion of the CCD averaged value for each line is taken as the
sum of the value for the previous line multiplied by the coeffi-
cient k and the value for the current line multiplied by the
coefficient 1-k.
1-2. Signal processor
1. γ correction circuit
This circuit performs (gamma) correction in order to maintain
a linear relationship between the light input to the camera
and the light output from the picture screen.
2. Color generation circuit
This circuit converts the CCD data into RGB signals.
3. Matrix circuit
This circuit generates the Y signals, R-Y signals and B-Y sig-
nals from the RGB signals.
4. Horizontal and vertical aperture circuit
This circuit is used gemerate the aperture signal.
1-3. AE/AWB and AF computing circuit
The AE/AWB carries out computation based on a 64-segment
screen, and the AF carries out computations based on a 6-
segment screen.
1-4. SDRAM controller
This circuit outputs address, RAS, CAS and AS data for con-
trolling the SDRAM. It also refreshes the SDRAM.
1-5. Communication control
1. SIO
This is the interface for the 8-bit microprocessor.
2. PIO/PWM/SIO for LCD
8-bit parallel input and output makes it possible to switch be-
tween individual input/output and PWM input/output.
1-6. TG/SG
Timing generated for 6 million pixel horizontal addtion CCD
control.
1-7. Digital encorder
It generates chroma signal from color difference signal.
2. Outline of Operation
When the shutter opens, the reset signals (ASIC and CPU)
and the serial signals (“take a picture” commands) from the
8-bit microprocessor are input and operation starts.
When the TG/SG drives the CCD, picture data passes through
the A/D and CDS, and is then input to the ASIC as 10-bit
data. The AF, AE, AWB, shutter, and AGC value are com-
puted from this data, and three exposures are made to obtain
the optimum picture. The data which has already been stored
in the SDRAM is read by the CPU and color generation is
carried out. Each pixel is interpolated from the surrounding
data as being either R, G, and B primary color data to pro-
duce R, G and B data. At this time, correction of the lens
distortion which is a characteristic of wide-angle lenses is
carried out. After AWB and γ processing are carried out, a
matrix is generated and aperture correction is carried out for
the Y signal, and the data is then compressed by JPEG and
is then written to card memory (SD card).
When the data is to be output to an external device, it is taken
data from the memory and output via the USB I/F. When played
back on the LCD and monitor, data is transferred from memery
to the SDRAM, and the image is then elongated so that it is
displayed over the SDRAM display area.
3. LCD Block
During EE, the YUV of 640 x 480 conversion is carried out for
the 12-bit RGB data which is input from the A/D conversion
block of the CCD to the ASIC in order to be displayed on the
video, and then transferred to the SDRAM.
The data which has accumulated in the SDRAM is converted
to digital YUV signal in conformity to ITUR-601 inside the ASIC
by SDRAM control circuit inside the ASIC, the data is sent to
the LCD driver IC and displayed the image to LCD panel after
gamma conversion is carried out.
If the shutter button is pressed in this condition, the 12-bit
data which is output from the A/D conversion block of the
CCD is sent to the SDRAM (DMA transfer), and is displayed
on the LCD as a freeze-frame image.
During playback, the JPEG image data which has accumu-
lated in the SD card is converted to YUV signals. In the same
way as for EE, the data is then sent to the SDRAM, con-
verted to digital YUV signal in conformity to ITUR-601 inside
the ASIC, the data is sent to the LCD driver IC and displayed
the image to LCD panel.
The LCD driver is converted digital YUV signals to RGB sig-
nals from ASIC, and these RGB signals and the control sig-
nal which is output by the LCD driver are used to drive the
LCD panel. The RGB signals are 1H transposed so that no
DC component is present in the LCD element, and the two
horizontal shift register clocks drive the horizontal shift regis-
ters inside the LCD panel so that the 1H/1V transposed RGB
signals are applied to the LCD panel.
Because the LCD closes more as the difference in potential
between the VCOM (common polar voltage: AC drive) and
the R, G and B signals becomes greater, the display becomes
darker; if the difference in potential is smaller, the element
opens and the LCD become brighter. In addition, the bright-
ness and contrast settings for the LCD can be varied by means
of the serial data from the ASIC.
– 6 –
5. Video clip recording and playback
5-1. Recording
The signals from the camera block are input to the ASIC where
they are processed, and the image data that is stored in the
SDRAM built-in IC101 is input to the IC102 MPEG4 CODEC
LSI. The CODEC LSI converts this data to encoded MPEG4
data, after which it is returned to the ASIC as streaming data,
and the data is then written in sequence onto the SD card. At
this time, the audio signals that are input to the built-in micro-
phone are converted into digital data by the audio CODEC IC
of IC181, and they are then input via the ASIC to IC102 (MPEG4
CODEC). The audio data is then encoded (AAC) by IC102,
and then it is returned to the ASIC as streaming data and is
then written in sequence onto the SD card together with the
image signals described above.
5-2. Playback
The data is read from the SD card and input to IC102 as stream-
ing data. The encoded data is decoded into image data by
IC102 and then returned to the ASIC where it is displayed by
the LCD or on a TV monitor. At this time, the audio data is also
decoded by IC102, and it passes through the ASIC and is in-
put to IC181 as digital data. D/A conversion is carried out at
IC181, and the sound is then output to the speaker or to the
LINE OUT terminal.
6. Audio CODEC circuit (IC181)
The audio signals from the microphone are converted into 16-
bit digital data. AD conversion is carried out at a maximum
sampling frequency of 48 kHz.
During audio playback, the 16-bit digital data is converted into
analog signals and these drive the speaker or line out system.
DA conversion is carried out at a maximum sampling frequency
of 48 kHz.
4. Lens drive block
4-1. Focus drive
The focus motor is a stepping motor which is microstep-driven
by IC951. The 4 MHz clock signal (OSCIN) of the control sig-
nals (3-wire serial control (SDATA, SCLK, SENAB), VD) and
SUB CPU that are output from the ASIC (IC101) port is input
to IC951 so that IC951 can microstep control the focus motor.
Detection of the standard focusing motor position is carried
out by means of photointerruptor sensor inside the lens.
4-2. Zoom drive
The zoom motor is a stepping motor which is microstep-driven
by IC951. The 4 MHz clock signal (OSCIN) of the control sig-
nals (3-wire serial control (SDATA, SCLK, SENAB), VD) and
SUB CPU that are output from the ASIC (IC101) port is input
to IC951 so that IC951 can microstep control the zoom motor.
Detection of the standard zoom motor position is carried out
by means of photointerruptor sensor inside the lens.
4-3. ND filter
ND filter control is carried out by the control signals (ND ON
and ND OFF) that are output from the ASIC (IC101) port and
input to IC951 so that IC951 can drive the ND filter.
The 4 MHz clock signals (OSCIN) of the 3-wire serial control
signals (SDATA, SCLK, SENAB) and SUB CPU allow IC951 to
operate.
4-4. Iris drive
The drive method is a galvanometer type without braking coil.
The aperture opening amout is controlled as follows: the out-
put from the Hall sensor inside the lens is amplified by the Hall
amplifier circuit inside the IC971 lens drive IC, and the differ-
ence between the current and target aperture determined by
the resulting output and the exposure amout output from the
ASIC (IC101) is input to the servo amplifier circuit (IC971) to
keep the aperture automatically controlled to the target aper-
ture. The lens aperture control signal is output from IC971 and
is input to lens drive IN6B of IC951. IC951 functions as the
driver for driving the lens.
The 4 MHz clock signals (OSCIN) of the 3-wire serial control
signals (SDATA, SCLK, SENAB) and SUB CPU allow IC951 to
operate.
4-5. Shutter drive
Reverse voltage is applied to the above aperture coil to oper-
ate the shutter. With normal operation, the OC_EN and
OC_CONT signals that are output from the ASIC (IC101) are
maintained at a low level and when the shutter operates, the
OC_EN and OC_CONT signals switch to high, and after that
the SHUTTER + signal that is output from the ASIC (IC101)
becomes high and the shutter operates.
It is input to lens drive IN6B of IC951 with low level. IC951
functions as the driver for driving the lens.
The 4 MHz clock signals (OSCIN) of the 3-wire serial control
signals (SDATA, SCLK, SENAB) and SUB CPU allow IC951 to
operate.
– 7 –
1-3. PWA and VF1 POWER CIRCUIT
DESCRIPTION
1. Outline (PWA)
This is the main power circuit, and is comprised of the follow-
ing blocks.
Switching power controller (IC501)
Analog 12 V power output (Q5001, L5001)
Analog -6 V power output (Q5006, L5007)
Analog 3.4 V power output (IC503)
Digital 1.2 V power output (L5006)
Digital 3.25 V power output (L5005)
5 V system power output (L5004)
Digital 1.8 V power output (Q5004, L5014)
1-1. Switching Controller
This is the basic circuit which is necessary for controlling the
power supply for a PWM-type switching regulator, and is pro-
vided with six built-in channels, only CH1 (analog 12 V power
output), CH2 (analog -6 V power output), CH_M (digital 3.25
V power output), CH_SD (digital 1.2 V power output) and
CH_SU (5 V system power output) are used. Feedback from
12 V (A) (CH1), -6 V (A) (CH2), 3.25 V (D) (CH_M), 1.2 V (D)
(CH_SD) and 5 V (CH_SU) power supply outputs are received,
and the PWM duty is varied so that each one is maintained at
the correct voltage setting level.
1. Short-circuit Protection
If output is short-circuited for the length of time setting inside
IC501, all output is turned off. The control signal (P ON) are
recontrolled to restore output.
1-2. Analog 12 V Power Output
12 V (A) is output. Feedback for the 12 V (A) is provided to the
switching controller (Pin (3) of IC501) so that PWM control
can be carried out.
1-3. Analog -6 V Power Output
-6 V (A) is output. Feedback for the -6 V (A) is provided to the
switching controller (Pin (31) of IC501) so that PWM control
can be carried out.
1-4. Analog 3.4 V Power output
+3.4 V (A) is output. +3.4 V (A) is output which dropped 3.4 V
by 5V system power output at regulator IC503.
1-5. Digital 1.2 V Power Output
VDD1.2 is output. Feedback for the VDD1.2 is provided to the
switching controller (Pins (9) of IC501) so that PWM control
can be carried out.
1-6. Digital 3.25 V Power Output
VDD3 is output. Feedback for the VDD3 is provided to the
swiching controller (Pin (13) of IC501) so that PWM control
can be carried out.
1-7. 5 V System Power Output
+5 V is output. Feedback for the +5 V is provided to the
swiching controller (Pin (17) of IC501) so that PWM control
can be carried out.
1-8. Digital 1.8 V Power Output
VDD1.8 is output. Feedback for the VDD1.8 is provided to the
swiching controller (Pin (1) of IC501) so that PWM control
can be carried out.
1-9. Camera charging circuit
If the camera’s power is turned off, play mode and USB con-
nection mode (card reader and pictbridge) setting while it is
connected to the AC adaptor, the battery will be recharged. In
the above condition, a CTL signal is sent from the micropro-
cessor and recharging starts.
2. Outline (VF1)
This is the power circuit in the VF1 board, and is comprised
of the following blocks.
Backlight power output (IC514, Q5102, L5102)
2-1. Backlight Power Output
Regular current is being transmitted to LED for LCD back-
light. Feedback for the voltage of R5124 and R5126 are pro-
vided to the controller (Pin (1) of IC514) so that PWM control
can be carried out.
– 8 –
1-4. ST1 STROBE CIRCUIT DESCRIPTION
1. Charging Circuit
When UNREG power is supplied to the charge circuit and the
CHG signal from microprocessor becomes High (3.3 V), the
charging circuit starts operating and the main electorolytic
capacitor is charged with high-voltage direct current.
However, when the CHG signal is Low (0 V), the charging
circuit does not operate.
1-1. Charge switch
When the CHG signal switches to Hi, IC541 starts charging
operation.
1-2. Power supply filter
C5401 constitutes the power supply filter. They smooth out
ripples in the current which accompany the switching of the
oscillation transformer.
1-3. Oscillation circuit
This circuit generates an AC voltage (pulse) in order to in-
crease the UNREG power supply voltage when drops in cur-
rent occur. This circuit generates a drive pulse with a frequency
of approximately 150-250 kHz, and drive the oscillation trans-
former.
1-4. Oscillation transformer
The low-voltage alternating current which is generated by the
oscillation control circuit is converted to a high-voltage alter-
nating current by the oscillation transformer.
1-5. Rectifier circuit
The high-voltage alternating current which is generated at
the secondary side of T5401 is rectified to produce a high-
voltage direct current and is accumulated at electrolytic ca-
pacitor C5412.
1-6. Charge monitoring circuit
The functions programmed in the IC541 monitor oscillations
and estimate the charging voltage. If the voltage exceeds the
rated value, charging automatically stops. Then, the CHG-
DONE signal is changed to Lo output and a "charging stopped"
signal is sent to the microcomputer.
2. Light Emission Circuit
When FLCLT signal is input from the ASIC expansion port,
the stroboscope emits light.
2-1. Emission control circuit
When the FLCLT signal is input to the emission control cir-
cuit, Q5409 switches on and preparation is made to the light
emitting. Moreover, when a FLCLT signal becomes Lo, the
stroboscope stops emitting light.
2-2. Trigger circuit
The Q5409 is turned ON by the FLCLT signal and light emis-
sion preparation is preformed. Simultaneously, high voltage
pulses of several kV are emitted from the trigger coil and ap-
plied to the light emitter.
2-3. Light emitting element
When the high-voltage pulse form the trigger circuit is ap-
plied to the light emitting part, currnet flows to the light emit-
ting element and light is emitted.
Beware of electric shocks.
– 9 –
49
BAT_OFF
I
See next page
1-5. SYA CIRCUIT DESCRIPTION
1. Configuration and Functions
For the overall configuration of the SYA block, refer to the block diagram. The SYA block centers around a 8-bit microprocessor
(IC301), and controls camera system condition (mode).
The 8-bit microprocessor handles the following functions.
1. Operation key input, 2. Clock control and backup, 3. Power ON/OFF, 4. Storobe charge control.
Pin
Signal
1
2
3
4
5
6
7
8
9
11
12
13
14
15
16
17
18
19
20
24
26
27
28
29~34
35
36
37
38
39
40
41~44
45
47
50
46
48
SCLK
ZCARD
BACKUP CTL
BL ON
HOT LINE
TH ON
NOT USED
ZAV_JACK
VDD2
VF. LED (R)
VF. LED (G)
CAM_LED
CHG_LED
BAT CHG ON
LENS_4M
MRST
TRST
ZUSB_DET
BAT CHG CTL
P ON
ZBOOT_COMREQ
FLW_SR
AVREF ON
SCAN IN5~0
VSS3
VDD3
FLW_SI
FLW_SCK
FLW_SO
DC_IN
SCAN OUT3~0
BAT CHG ERR
TIME OUT
BAT CHG I
BAT_TEMP
ZSREQ
I/O
O
I
O
O
I
O
-
I
-
O
O
O
O
O
O
O
O
I
O
O
I
I
O
I
-
-
I
I
I
I
O
I
I
I
I
I/O
Outline
Serial data clock
SD card detection (L= card)
Backup battery charge control (L= charge)
LCD backlight control (H= ON)
Hot line from ASIC
Temperature sensor power ON/OFF (L= ON)
-
Backup 3.2 V
VF. LED (red) (H= lighting)
VF. LED (green) (H= lighting)
Cradle camera detection display LED drive (L= lighting)
Cradle charging display LED drive (L= lighting)
Start charging (H= start)
Lens driver 4M clock output
System reset output (L= reset)
T reset output (L= reset)
USB detection input (L= USB detection)
D/D converter ON/OFF control (H= ON)
Boot/command request input from ASIC
FLW_SR Flash writer
SW 3.2 V ON/OFF control (L= ON)
Keyscan input 5~0
GND
Backup 3.2 V
FLW_SI Flash writer
FLW_SCK Flash writer
FLW_SO Flash writer
DC power connection detection input (L= DC power detection)
Keyscan output 3~0
IC524 Fault output detection (L= fault detection)
IC524 CHRG output detection (L= TIME OUT detection)
IC524 Charge current monitoring (AD conversion input)
Lithum ion battery temperature detection (AD conversion input)
Battery OFF detection signal input (L= OFF detection)
Transmission clock for communication (SYA ASIC)
Charge current control
10
VSS2
-
GND
21 LCD ON1
O
LCD start-up signal output (H= start up)
22 PLLEN
O
PLL ON/OFF control (H=ON)
23 USB TRIG
I
Cradle USB trigger detection (H= trigger detection)
AV jack detection (L= AV jack detection)
25 CHG
O
Strobo condensor charge control signal (H= charge)
– 10 –
Fig. 5-1 Internal Bus Communication System
Table 5-2. Key Operation
2. Internal Communication Bus
The SYA block carries out overall control of camera operation by detecting the input from the keyboard and the condition of the
camera circuits. The 8-bit microprocessor reads the signals from each sensor element as input data and outputs this data to the
camera circuits (ASIC) or to the LCD display device as operation mode setting data. Fig. 5-1 shows the internal communication
between the 8-bit microprocessor, ASIC and SPARC lite circuits.
3. Key Operaiton
For details of the key operation, refer to the instruction manual.
Table 5-1. 8-bit Microprocessor Port Specification
63
64
53
-
Clock (32.768 KHz)
54
XCIN
I
Backup 3.2 V
59
ASIC SO
I Serial data input to ASIC
VDD1
ASIC SI
O Serial data output to ASIC
61
62
RESET
I
Reset input
CHG_DONE I Strobo condensor charging completion signal input (H= charging completion)
INT_TEMP
I
Substrate temperature measurement input around ASIC (AD convertion input)
51 SCAN IN6
I
Keyscan input 6
52
IR_IN
I Cradle infrared remote control transmission data (asynchronous) input
55
XCOUT
O
Clock
56
VSS1
-
GND
57
XIN
I
Main clock (4MHz)
58
XOUT
O
Main clock
60
BATTERY I
UNREG SY voltage measurement input
1
2
0
1
2
3
SCAN
OUT
SCAN
IN
LEFT
REC
DOWN
1st SHUTTER
UP
3
4
SET
2nd SHUTTER
RIGHT
WIDE
TELE
5
MENU
CAMERA
6
LCD LOTATION
PLAY
POWER ON
PANEL OPEN
0
8-bit
Microprocessor
ASIC
S. REQ
ASIC SO
ASIC SI
ASIC SCK
ASIC RESET
MRST
PLAY
--
TEST
-
-
-
-
-
-
-
-
– 11 –
ASIC,
memory
CCD
8 bit
CPU
LCD
MONITOR
Power voltage
Power OFF
Play back
LCD finder
3.3 V 1.2 V
5 V (A)
+12 V etc.
3.2 V
(ALWAYS)
5 V (L) etc.
OFF
OFF
32KHz OFF
OFF
OFF
32KHz OFF
ON
ON
4 MHz ON
ON
OFF
4 MHz ON
Table 5-3. Camera Mode
Note) 4 MHz = Main clock operation, 32 kHz = Sub clock operation
4. Power Supply Control
The 8-bit microprocessor controls the power supply for the overall system.
The following is a description of how the power supply is turned on and off. When the battery is attached, a regulated 3.2 V
voltage is normally input to the 8-bit microprocessor (IC301) by IC303, so that clock counting and key scanning is carried out
even when the power switch is turned off, so that the camera can start up again. When the battery is removed, the 8-bit micro-
processor operates in sleep mode using the backup lithum battery. At this time, the 8-bit microprocessor only carries out clock
counting, and waits in standby for the battery to be attached again. When a switch is operated, the 8-bit microprocessor supplies
power to the system as required.
The 8-bit microprocessor first sets the P ON signal at pin (24) to high, and then turns on the DC/DC converter. After this, low
signal is output from pin (17) so that the ASIC is set to the reset condition. After this these pins set to high, and set to active
condition. If the LCD monitor is on, the LCD ON 1 signal at pin (21) set to high, and the DC/DC converter for the LCD monitor is
turned on. Once it is completed, the ASIC returns to the reset condition, all DC/DC converters are turned off and the power
supply to the whole system is halted.
Power switch ON-
Auto power OFF
CAMERA
– 12 –
2. DISASSEMBLY
2-1. REMOVAL OF CABINET LEFT, CP1 BOARD AND TB1 BOARD
1. Open the cover battery.
2. Screw 1.7 x 3
3. Screw 1.7 x 4.5
4. Two screws 1.7 x 3
5. Four screws 1.7 x 5
6. Cabinet left
7. Two screws 1.7 x 4
8. Screw 1.7 x 3
9. Screw 1.7 x 4
10. Connector
11. Holder speaker
12. FPC
13. Flexible FPC
14. Connector
15. CP1 board
16. Connector
17. Screw 1.7 x 4
18. Dec grip front
19. Two FPCs
20. Screw 1.7 x 3
21. Screw 1.7 x 4
22. Assy wire VF1 & TB1
23. TB1 board
24. Screw 1.7 x 4
25. Stand
A
A
1
2
3
4
5
5
6
19
8
7
9
10
11
12
13
14
15
17
18
21
20
22
23
24
16
25
13
2-2. REMOVAL OF FRONT ASSY, ST1 BOARD AND CA1 BOARD
1. Assy lens
2. Front assy
3. Screw 1.7 x 4
4. Flexible PWB
5. Spacer B
6. Remove the solder.
7. ST1 board
8. Three screws 1.4 x 3.5
9. CA1 board
10. Unit control
NOTE: Discharge a strobe capacitor
with the discharge jig (VJ8-0188) for
electric shock prevention.
When assembling,
tighten the screws order.
a b c
black
red
gray
1
2
3
4
6
7
8
9
10
a
b
c
5
14
2-3. REMOVAL OF CABINET RIGHT, LCD AND VF1 BOARD
1. Button power
2. Two screws 1.7 x 2.5
3. Spring button
4. Button LCD
5. Screw 1.7 x 3
6. Cover joint base
7. Screw 1.7 x 2.5
8. Holder joint
9. Cabinet right
10. Four screws 1.4 x 2.5
11. Cover LCD back
12. Assy wire VF1 & TB1
13. Assy wire VF1 & CP1
14. Unit sw FPC
15. Cover LCD front
16. FPC
17. Remove the solder.
18. LCD
19. Holder monitor
20. Two screws 1.7 x 2.5
21. Holder mic
22. Two microphones
23. VF1 board
24. Two screws 1.7 x 2
25. Assy joint
26. Screw 1.4 x 2
27. Unit sw FPC
1
2
3
4
5
6
7
8
9
10
10
11
13
12
14
15
16
17
18
19
20
21
22
23
24
25
26
27
15
2-4. BOARD LOCATION
CA1 board VF1 board
CP1 board
TB1 board
ST1 board
– 16 –
3. ELECTRICAL ADJUSTMENT
3-1. Table for Servicing Tools
Note: J-1 Pattern box (color viewer) is 100 - 110 VAC only.
3-2. Equipment
1. Oscilloscope
2. Digital voltmeter
3. AC adaptor
4. PC (IBM R -compatible PC, Pentium processor, Window
98 or Me or 2000 or XP)
3-3. Adjustment Items and Order
1. IC501 Oscillation Frequency Adjustment
2. Lens Adjustment
3. AWB Adjustment
4. CCD White Point Defect Detect Adjustment
5. CCD Black Point And White Point Defect Detect Adjust-
ment In Lighted
Note: Item 2-5 adjustments should be carried out in sequence.
3-4. Setup
1. System requirements
Windows 98 or Me or 2000 or XP
IBM R -compatible PC with pentium processor
CD-ROM drive
3.5-inch high-density diskette drive
USB port
40 MB RAM
Hard disk drive with at least 15 MB available
VGA or SVGA monitor with at least 256-color display
2. Installing calibration software
1. Insert the calibration software installation diskette into your
diskette drive.
2. Open the explorer.
3. Copy the DscCalDI_150 folder on the floppy disk in the FD
drive to a folder on the hard disk.
3. Installing USB driver
Install the USB driver with camera or connection kit for PC.
4. Pattern box (color viewer)
Turn on the switch and wait for 30 minutes for aging to take
place before using Color Pure. It is used after adjusting the
chroma meter (VJ8-0192) adjust color temperature to 3100 ±
20 K and luminosity to 900 ± 20 cd/m
2
. Be careful of handling
the lump and its circumference are high temperature during
use and after power off for a while.
5. Computer screen during adjustment
Ref. No.
Name
Part code
J-1
J-2
J-3
VJ8-0190
VJ8-0263
Pattern box (color viewer)
Calibration software
J-4
Number
1
1
1
Chroma meter
VJ8-0192
1
Spare lump
VJ8-0191
J-5
J-1 J-2
J-3
J-4
J-5
1
Discharge jig
VJ8-0188
J-6
1
Collimator
VJ8-0260
Firmware
Data
AWB
Focus
UV Matrix
RGB Odd
RGB Gain
Tint
RGB Even
VCOMDC
Phase
LCD
Calibration
Upload
PAF Cal.
LCD Type
H AFC Test
VCOMPP(LOW)
VCOMPP(HI)
Cal Data
Cal Mode
OK
OK
EVF
USB storage
Get
Set
VID
Set
PID
Set
Serial
Set
Rev.
Set
Setting
Language
Video Mode
VCO
Factory Code
Backrush pulse :
Set
Get
Hall Cal.
17
3-5. Connecting the camera to the computer
1. Line up the arrow on the cable connector with the notch on the camera's USB port. Insert the connector.
2. Locate a USB port on your computer.
3. Insert the AC adaptors cable to DC jack.
4. If USB CONNECTION is displayed, choose the CARD READER, and press the SET button.
NOTE: Discharge a strobe capacitor
with the discharge jig (VJ8-0188) for
electric shock prevention.
AC adaptor
To USB port
USB cable
18
3-7. Adjust Specifications
[CP1 board (Side B)]
Note:
1. Frequency adjustment is necessary to repair in the CP1
board and replace the parts.
Preparation:
1. Remove the cabinet left. You can see VR501 and CL501
in the CP1 board.
2. Insert the SD card.
3. Set the main switch to the REC.
4. Press the power button, and comfirm that the through im-
age from CCD can be seen in the LCD.
1. IC501 Oscillation Frequency Adjustment
Adjustment method:
1. Adjust with VR501 to 796.5 ± 1 kHz.
2. Lens Adjustment
Preparation:
POWER switch: ON
If using a ready-made collimator, set to infinity.
Note:
Do not vibrate during the adjustment.
Adjustment method:
1. Set the camera 0 cm from the collimator. (Do not enter any
light.)
2. Set the camera so that it becomes center of the screen in
the collimator.
3. Double-click on the DscCalDi.exe.
4. Click the Focus, and click the Yes.
5. Lens adjustment value will appear on the screen.
6. Click the OK.
Measuring Point
ADJ. Location
Measuring Equipment
CL501
Frequency counter
VR501
Camera
Collimator
COMPL PWB CP-1
(636 092 2068)
IC501
Oscillation
Frequency
Adjustment
Lens
Adjustment
AWB
Adjustment
CCD White
Point Defect
Detect
Adjustment
CCD Black
Point And White
Point Defect
Detect
Adjustment In
Lighted
Factory
Cord
Setting
USB storage
information
registration
Language
Setting
COMPL PWB TB-1
(636 092 2082)
COMPL PWB ST-1
(636 092 2129)
COMPL PWB VF-1
(636 092 2150)
COMPL PWB CA-1
(636 091 5640)
3-6. The adjustment item which in necessary in part exchange
Reset
Setting
LENS ASSY
(636 072 1205)
ADJ. Value
796.5 ± 1 kHz
: Be sure to carry out the necessary adjustments after replacing the unit.
: Adjustment is possible from the menu setting screen of the camera and by using the calibration software.
VR501
CL501
19
Adjustment value determination is effectuated using the "STD
AFPOS" and "FOCUS" values.
If FOCUS=focus1, focus2, focus3, focus4 and the adjustment
values fulfill the conditions below, they are determined as within
specifications.
Adjustment value determination
1800<=STD_AFPOS<2000
-40<=focus1<=+40, -50<focus2<+50,
-60<=focus3<=+60, -200<=focus4<=+200
3. AWB Adjustment
Preparation:
POWER switch: ON
Adjusting method:
1. When setting the camera in place, set it to an angle so that
nothing appears in any part of the color viewer except the
white section. (Do not enter any light.)
2. Double-click on the DscCalDi.exe.
3. Click the AWB, and click the Yes.
4. AWB adjustment value will appear on the screen.
5. Click the OK.
Adjustment value determination is effectuated using the "AGC",
CHECK", CHECK_ND, "MS", IRIS, IRIS_GAIN and
IRIS_OFFSET values.
If AGC= a1, a2, a3, a4, a5, CHECK= wc0, wc1, wc2,
CHECK_ND= wnc0, wnc1, wnc2, MS= ms1, ms2, ms3, ms4,
IRIS= s1, s2, s3, s4, s5, IRIS_GAIN= g and IRIS_OFFSET=
o the adjustment values fulfill the conditions below, they are
determined as within specifications.
Adjustment value determination
50<a1<310, 100<a2<550, 200<a3<750,
300<a4<950, 400<a5<1024
wc0=128 ± 2, wc1=128 ± 2, wc2=130 ± 40
wnc0=128 ± 2, wnc1=128 ± 2, wnc2=130 ± 40
1400<ms1<=2500, 1700<ms2<=2900, 1800<ms3<=3100,
2300<ms4<=3600
100<=s1<=220, 100<=s2<=220, 100<=s3<=220,
100<=s4<=220, 100<=s5<=220
s1>s2>s3>s4>s5
0<=g<=255
0<=o<=255
Adjustment values other than the above are irrelevant.
4. CCD White Point Defect Detect Adjustment
Preparation:
POWER switch: ON
Adjustment method:
1. Double-click on the DscCalDi.exe.
2. Select CCD Defect on the LCD Test, and click the Ye s .
3. After the adjustment is completed, OK will display.
4. Click the OK.
Camera
Pattern box
(color viewer)
DscCalDi x
OK
Focus Result
STD_AFPOS=1896
FOCUS=-4,0,-9,-116
ADJ_PZPOS=15
!
Dsc Calibration x
OK
AWB Result:
1:
AGC=187,356,525,694,863
3F_AGC=1,2
WB=276,516,678
CHECK=128,128,141
WB_ND=275, 515, 691
CHECK_ND=128, 128, 142
IRIS_GAIN: 52
IRIS_OFFSET: 153
MS=1705,2101,2378,2934
IRIS=171,156,137,116,109
0
IRIS=0
Copy
20
5. CCD Black Point And White Point Defect Detect
Adjustment In Lighted
Preparation:
POWER switch: ON
Setting of pattern box:
Color temperature: 3100 ± 20 (K)
Luminance: 900 ± 20 (cd/m
2
)
Adjusting method:
1. Set the camera 0 cm from the pattern box. (Do not enter
any light.)
2. Double-click on the DscCalDi.exe.
3. Select CCD Black on the LCD Test, and click the Ye s .
4. After the adjustment is completed, the number of defect
will appear.
Camera
Pattern box
(color viewer)
3-8. Factory Code Setting
1. Check the "Factory Code" display within the Setting group.
2. For U.S.A., Canada and NTSC general area
If "FC_SANYO_U" does not appear, click on the " " mark
located on the right of the "Factory Code" display BOX and
select "FC_SANYO_U".
3. For Europe and PAL general area
If "FC_SANYO_EX" does not appear, click on the " " mark
located on the right of the "Factory Code" display BOX and
select "FC_SANYO_EX".
3-9. Language Setting
1. Click on the " " mark located on the right of the
"Language" display BOX.
2. Select language. (Default is English.)
3. End "DscCal" and remove the camera before turning the
camera power OFF.
3-10. Reset Setting
Carry out reset settings after replacing CP1 board.
1. Turn on the camera.
2. Press the MENU button.
3. Choose the OPTION.
4. Choose the RESET SETTINGS, and press the SET
button.
5. Select Yes, and press the SET button.
3-11. The Compulsive boot starting method
1. Keep MENU button, SET button, and SHUTTER button de-
pressed while switching on the power.
2. Connect the camera and the computer with USB cable.
Firmware
Data
AWB
Focus
UV Matrix
RGB Odd
RGB Gain
Tint
RGB Even
VCOMDC
Phase
LCD
Calibration
Upload
PAF Cal.
LCD Type
H AFC Test
VCOMPP(LOW)
VCOMPP(HI)
Cal Data
Cal Mode
OK
OK
EVF
USB storage
Get
Set
VID
Set
PID
Set
Serial
Set
Rev.
Set
Setting
Language
Video Mode
VCO
Factory Code
Backrush pulse :
Set
Get
Hall Cal.
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Sanyo Xacti VPC-C6E User manual

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