Genius G-Shot G511 User manual

Service Manual

G-Shot G511

Version1.0

Service Manual G-Shot G511

Version 1.0

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age 1

Table of Contents

1.Disassembly and Assembly…………………………………………………….2

2.No Power Testing Procedure……….……………..……………..……………….3

A. Check the battery……………………………………………………………………...4

B. Check USB Cable……………………..………………………………………………..5

C. Check Q3,U1,TP between L5 and D4,U4,J2………………………………………………..6

3.Image Is Blur or Can Not Capture Image Testing Procedure………11

A. Check the U11(CMOS Sensor)………………………………………..…………………13

B. Check the U13(SDRAM)……………………….………….……………………………20

C. Check the U14(Flash Memory)………………….…………………………………….29

D. Replace PCBA…………………………..…………………………………………35

4.Can Not Store Image Testing Procedure…………….……………....36

A.Check U13………………………………………………………………………………….37

B.Check U14………………………………………………….………………………….40

5.TFT LCD Can Not Display Testing Procedure………………………………46

A.Check TFT LCD………………………………………………..…………..…47

B. Check J16………………………………………………………………………………….48

C.Replace TFT LCD………….…………………………………………………60

6.Can Not Connect Computer Testing Procedure……………..……………....61

A. Check the USB Cable……………………………………………………………….……62

B. Check the U12(ROM FLASH)……………………………………………………………63

C. Check the Y1………………………………………………………………………………66

7.No Flash Testing Procedure……………………………………………..………....67

A. Replace Flash Module…………………………………………………………….……68

8. Part List……………………………………………………….……………………………..69

9.Tooling……………………………………………….…………..…………………………..70

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1. Disassembly and Assembly

See the video DVD.

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2. No Power Testing Procedure

A. Please check voltage of battery with

multimeter.

If the voltage is different, please replace

battery.

Test Ok

B. Please check USB cable with multimeter

or with a new one.

If the USB is broken, please replace a new

one.

C. Please check voltage of Q3,U1,test point

between L5 and D4,U4 ,J2 with

oscilloscope.

If the voltage or waveform is different,

please replace relevant parts.

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A. Check if voltage of battery with multimeter is shown as below.

If not, please replace a new battery.

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B.Check if USB cable is broken or short with multimeter or a new USB

cable.

If USB cable is broken or short, please replace a new one.

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C.Check if voltage of pin 3 on Q3 with oscilloscope is shown as below.

If not,please replace the Q3.

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C-1.Check if voltage of pin 3 on U1 with oscilloscope is shown as below.

If not,please replace the U1.

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C-2. Check if voltage of testing point between L5 and D4 with

oscilloscope is shown as below.

If not,please replace L5.

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C-3. Check if voltage of pin 6 on U4 with oscilloscope is shown as below.

If not,please replace the U4.

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C-4. Check if voltage of pin 1 on J2 with oscilloscope is shown as below.

If not,please replace the J2.

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3. Image Is Blur or Can Not Capture Image Testing Procedure

A.Please check the wave of pins on

U11(CMOS Sensor) with oscilloscope by

power supply .

If the wave is different, please replace U11.

B. Please check the wave of pins on

U13(SDRAM) with oscilloscope by power

supply.

If the wave is different, please replace

U13.

C. Please check the wave of pins on

U14(Flash Memory) with oscilloscope by

power supply.

If the wave is different, please replace U14.

D. If the image is still blur or can not capture

the image after check the wave of pins on

U11,U13 and U14 with oscilloscope by

power supply.Please try to replace PCBA.

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Test Ok

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A.Check the wave of pin46 on U11(CMOS Sensor) with oscilloscope is

shown as below by power supply.

If the wave is different, please replace U11.

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A-1. Check the wave of pin45 on U11(CMOS Sensor) with oscilloscope

is shown as below by power supply.

If the wave is different, please replace U11.

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A-2. Check the wave of pin31 on U11(CMOS Sensor) with oscilloscope

is shown as below by power supply.

If the wave is different, please replace U11.

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A-3. Check the wave of pin41 on U11(CMOS Sensor) with oscilloscope

is shown as below by power supply.

If the wave is different, please replace U11.

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A-4. Check the wave of pin40 on U11(CMOS Sensor) with oscilloscope

is shown as below by power supply.

If the wave is different, please replace U11.

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A-5. Check the wave of pin29 on U11(CMOS Sensor) with oscilloscope

is shown as below by power supply.

If the wave is different, please replace U11.

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A-6. Check the wave of pin24~pin28,pin32~36 on U11(CMOS Sensor)

with oscilloscope is shown as below by power supply.

If the wave is different, please replace U11.

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Genius G-Shot G511 User manual

Genius G-Shot G511 User manual

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