Hitachi CM1474AE Operating instructions

Hitachi
Brand
Hitachi
Model
CM1474AE
Type
Operating instructions

Hitachi CM1474AE is a high-resolution color display monitor compatible with IBM Personal System/2 computer models 30, 50, 60, and 80. It features a 14-inch, 90-degree, in-line CRT with a 0.31 mm dot pitch and tinted, non-glare glass for improved image quality. The monitor supports analog video input and has a video bandwidth of 30 MHz, allowing for a resolution of up to 720 dots by 480 lines. It also supports scanning frequencies of 31.5 kHz horizontally and 60/70 Hz vertically, making it suitable for use with a variety of video sources.

Hitachi CM1474AE is a high-resolution color display monitor compatible with IBM Personal System/2 computer models 30, 50, 60, and 80. It features a 14-inch, 90-degree, in-line CRT with a 0.31 mm dot pitch and tinted, non-glare glass for improved image quality. The monitor supports analog video input and has a video bandwidth of 30 MHz, allowing for a resolution of up to 720 dots by 480 lines. It also supports scanning frequencies of 31.5 kHz horizontally and 60/70 Hz vertically, making it suitable for use with a variety of video sources.

@
s HITACHI
,?
COLOUR DISPLAY
OPERATING-GUIDE
/
HOW TO GET THE MOST ENJOYMENT FROM
YOUR NEW HITACHI COLOUR DISPLAY MONITOR
Your new HITACHI colour Display Monitor incorporates a host of features
designed to give you excellent performance if you follow the instructions in
this guide.
WARNING:
TO PREVENT FIRE OR SHOCK HAZARD, DO NOT EXPOSE THIS
DISPLAY MONITOR TO RAIN OR MOISTURE.
THIS COLOUR DISPLAY MONITOR IS DESIGNED TO OPERATE ON
220/240V, 50Hz ONLY.
NOTE
■ This colour display monitor requires a three-wire grounding type power cord
set. The power cord set will only fit into a safety grounded power outlet.
DO NOT defeat the safety purpose of the grounding type power cord set.
■ When the power cord set or plugs are damaged or frayed, replace with a new
one of the same type.
■ DO NOT overload wall outlet and extension cord as this can result in fire or
electric shock.
TABLEOF CONTENTS
INTRODUCTION Location and Description of
,
General . -- . . . . . . . . . . . . . . . . 3
User Controls . . . . . . . . . ...5
Features . . . . . . . . . . . . . . . . . .3
SPECIFICATIONS
Cautions when using Auto 480 . . . 4 Specifications . . . . . . . . . . . . . .6
HOW TO USE Auto 480
Connector Pin Assignment . . . . . . 6
How to Install the Auto 480 . .-. 5
Signal Timing . . . . . . . .. -. ..-. 7
2
INTRODUCTION
The HITACHI Auto 480 (CM1474AE) is a high
compatible with IBM Personal System/2 computer
resolution colour display monitor
models 30, 50, 60 and 80.
■ High resolution display of 720 dots by 480 lines available from IBM Personal System/2.
= The Auto 480 adjusts automatically to 350 lines 70Hz refresh, 400 line 70Hz refresh
and 480 lines 60Hz refrmh video signal from Personal System/2.
■ Ergonomically designed cabinet with built-in tilt and swivel base.
■ 1.8 m (6 feet) signal cable comes out of the base to provide easier desk top layout.
3
Cautions when using Auto 480
WARNINGS
NEVER REMOVE THE BACK COVER
Removal of the back cover shall be done only by qualified personnel.
Inside of this display monitor contains high voltage.
USE CORRECT VOLTAGE
Use only 220/240 volts, 50Hz power line with safety grounded outlet only. Extremely
high or low power voltage may cause trouble or may not give optimum performance.
DO NOT USE AT WRONG PLACE
To prevent shock or fire hazard, DO NOT expose the Auto 480 display monitor to rain
or moisture.
This unit is designed to be used in offices or homes. DO NOT subject the unit to vibra-
tions, dust or corrosive gases.
KEEP IN A WELL VENTILATED PLACE
Ventilation holes are provided on the cabinet to prevent the temperature from rising.
DO NOT cover the unit or place anything on top of the unit.
AVOID HEAT
Avoid placing the unit in direct sunshine or near heating appliance.
BE CAREFUL OF MAGNETIC FIELDS
Do not place a magnet, speaker system, printer, floppy disc drive or anything which will
generate magnetism near the unit. A magnetic field may cause blurred colours or distor-
tion of the displayed pattern.
4
HOW TO USE Auto480
Signal cable for IBM Personal System/2 or Equivalents is fixed to the monitor base.
Connect the signal cable to the IBM Personal System/2 video output 15-pin connector.
* IBM, IBM Personal System/2 are registered trade marks of International Business
Machines Corporation.
11(, . )11
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Press to turn the power ON.
Press again to turn the power OFF.
- POWER ON INDICATOR
A green light comes on when the power is
ON.
= BRIGHTNESSCONTROL
Adjust this to set the back ground bright-
ness so that the back raster is just di-
minished.
- CONTRAST C(3NTROL
Adjust this to obtain required brightness.
~ AC INLET
Connect a power cord set here.
~ TILT& SWIVEL BASE
Adjust tilt or swivel to obtain proper
angle.
@ SIGNAL CABLE AND
CONNECTOR
Connect this comector end to your
computer.
SPECIFICATIONS
6===’)
CRT
14“, 90-deg., In-Line, 0.31 mm dot pitch P22,
Tinted glass (55%), Non-Glare (Silica)
Analog
Video
0.6Vp-p/75-ohm positive
Input Signal
R, G, B
Sync.
H, V separate TTL
Scanning frequencies
Horizontal : 31.5 kHz
Vertical
: 60/70Hz
Resolution
Horizontal : 720dots
Vertical
: 480/400/350 lines
Video bandwidth
30 MHZ
Display size
240 (H)
x 180 (V) mm
Linearity
*7yo
Misconvergence
Center
: 0.4 mm Max.
Corners
: 0.6 mm Max.
Power input
AC 220/240V, 50Hz
Connector
15-pin connector
Power consumption
65W
Dimensions (W x H x D)
358 x 362 x 389 mm
Weight
14kg
* Specifications are subject to change without notice.
( Connector Pin Assignment )
Pin # Signal
1
RED
2
GREEN
3
BLUE
4
No connection
5
Self test
Pin #
Signal
6 R. Ground
7 G. Ground
8 B. Ground
9 No pin
10 Ground
Pin # Signal
11 Ground
12
No pin
13 H. Sync.
14
V. Sync.
15
No connection
6
TIMING CHART
A’”
HORIZONTAL
Mode A&B
31.778 S — 3:;?3 : -—---+
Video
sync.
VERTICAL
Video
Sync.
‘c
>
Display time
Mode A & B 25.422 S
~ ‘ode c
25.555 S
Mode A
1.9073.178 1.271 (S)
Mode B 1.271 3.813 1.271 (S)
Mode C 1.5973.8330.968 (S)
L .-=”
Mode 1 & 2
Mode 3
~ 448H
524H~14.237 ms
—
~
Mode 1
Mode 2
13H 2H
33H
400H
Mode 3 llH 2H
31H
480H
Resolution Mode
320
X 400 A, 2
MCGA
640 X 400
B, 2 VGA
320 X 350 A, 1
MCGA
640x 350
B,
1 VGA
640 x 480
B, 3 VGA
720 x 400
c, 2
VGA
7
-.. .
4604241
@
“ HITACHI
Printed in Japan YN-Y(B)
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Hitachi CM1474AE Operating instructions

Hitachi
Brand
Hitachi
Model
CM1474AE
Type
Operating instructions

Hitachi CM1474AE is a high-resolution color display monitor compatible with IBM Personal System/2 computer models 30, 50, 60, and 80. It features a 14-inch, 90-degree, in-line CRT with a 0.31 mm dot pitch and tinted, non-glare glass for improved image quality. The monitor supports analog video input and has a video bandwidth of 30 MHz, allowing for a resolution of up to 720 dots by 480 lines. It also supports scanning frequencies of 31.5 kHz horizontally and 60/70 Hz vertically, making it suitable for use with a variety of video sources.

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