Genius G-Shot G511 User manual

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Service Manual

G-Shot G511

Version1.0

ServiceManual G-ShotG511

Version 1.0

P

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

ServiceManual G-ShotG511

Version 1.0

P

age 2

1. Disassembly and Assembly

See the video DVD.

ServiceManual G-ShotG511

Version 1.0

P

age 3

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.

ServiceManual G-ShotG511

Version 1.0

P

age 4

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

If not, please replace a new battery.

ServiceManual G-ShotG511

Version 1.0

P

age 5

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.

ServiceManual G-ShotG511

Version 1.0

P

age

6

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

If not,please replace the Q3.

ServiceManual G-ShotG511

Version 1.0

P

age

7

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

If not,please replace the U1.

ServiceManual G-ShotG511

Version 1.0

P

age 8

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

oscilloscope is shown as below.

If not,please replace L5.

ServiceManual G-ShotG511

Version 1.0

P

age 9

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

If not,please replace the U4.