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Genius VideoCAM Express II Service Manual

Made by: Genius
Type: Service Manual
Category: Camcorder
Pages: 15
Size: 0.13 MB

 

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Service Manual 

 

 

 

 

 

 

 

 

 

 

 

 

VideoCAM Express II 

Version1.0 

 

 

 

 


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Service Manual 

 

  

    VideoCAM Express II 

Version 1.0 

Page 1

 

Table of Contents 

1. Disassembly and Assembly

…………………………………………………….2 

2. No Power Testing Procedure

……….……………..……………..……………….4

 

A. Check power with a new USB cable…………………………………………………...5 

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

………6 

A. Rotating the Lens cover………………………………………………..…………………7 

B. Check the snapshot button…………………….………….………………………………8 

4. Cam Can Not Connect Computer Testing Procedure

…………………....9 

A.  Check USB cable…………………………………………………………………….……10 

B. Check the Y1…………………………………………………………………………11 

C. Replace PCBA…………………………………………………………………………….12 

5. Part List

……………………………………………………….……………………………..13 

6.Tooling

……………………………………………….…………..…………………………..13 

 

 

 

 

 

 

 

 

 

 

 


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Service Manual 

 

  

    VideoCAM Express II 

Version 1.0 

Page 2

1. Disassembly and Assembly 

Disassembly process: 
 
Step1: 
 
Use screwdriver to loose screw and open side/top covers, base and main   
 
PCBA as below pictures. 

 

 

 

 

 

 

Screw 

inside 

Side covers

Base 

Main PCBA 

Top cover 

USB cable 

 


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Service Manual 

 

  

    VideoCAM Express II 

Version 1.0 

Page 3

Step2: 

Rotate lens cover to separate lens cover from main PCBA . 

 

 

 

Assembly process: 

Reverse steps as above to install VideoCam Express II. 

 

 

 

 

 

 

 

 

Main PCBA 

Lens cover 

 


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Service Manual 

 

  

    VideoCAM Express II 

Version 1.0 

Page 4

2. No Power Testing Procedure 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A. Please use a new USB cable to check the 

power is on or not after running the Cam.
 
If yes, the old cable is failed please 
replace a new USB cable. 
If not, please replace PCBA. 

Test  Ok 

 


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Service Manual 

 

  

    VideoCAM Express II 

Version 1.0 

Page 5

A. Use a new USB cable to check the power is on or not after running the 

Cam. 

If yes, it means the old USB cable is failed please replace USB cable. 

  If not, please replace a new PCBA. 

 

 

 

 

 

 

 

 

PCBA 

USB cable 

 


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Service Manual 

 

  

    VideoCAM Express II 

Version 1.0 

Page 6

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

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A. Please check if the image is still blur after 

rotating lens cover. 

If yes, please replace Lens cover or 

PCBA. 

B. Please check if still image can not be 

captured. 
If not, please replace snapshot switch or 
PCBA. 

 

Test  Ok 

 


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Service Manual 

 

  

    VideoCAM Express II 

Version 1.0 

Page 7

A. Check if the image is still blur after rotating the lens cover. 

If yes, please replace Lens cover or PCBA. 

 

 

 

 

 

 

 

 

Lens cover

PCBA 

 


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Service Manual 

 

  

    VideoCAM Express II 

Version 1.0 

Page 8

B. Check if still image can not be captured after pressing snapshot button. 

If not, please replace snapshot switch or PCBA. 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Rear PCBA

Snapshot 

switch 

 


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Service Manual 

 

  

    VideoCAM Express II 

Version 1.0 

Page 9

4. Cam Can Not Connect Computer Testing Procedure 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A. Please replace a new USB cable to check if 

connecting is ok. 

If yes, it means the old cable is failed. 

If not, please replace USB connector. 

B. Please check if crystal Y1 frequency is 12 

MHz with oscilloscope when connecting 

USB power. 

If not, please replace Y1. 

Test  Ok 

C. Please check if connecting is ok after 

replacing USB cable or Y1 . 

If not, please replace PCBA. 

 


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Service Manual 

 

  

    VideoCAM Express II 

Version 1.0 

Page 10

A. Please replace a new USB cable to check if connecting is ok. 

If yes, it means the old USB cable is failed. 

If not, please replace USB connector. 

 

 

 

 

 

 

 

USB connector

USB cable 

 


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Service Manual 

 

  

    VideoCAM Express II 

Version 1.0 

Page 11

B. Check if Crystal Y1 frequency is 12 MHz with oscilloscope when 

connecting USB power. 

If not, please replace Y1. 

 

 

 

 

 

 

 

 

 

 

 

 

Crystal 

 


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Service Manual 

 

  

    VideoCAM Express II 

Version 1.0 

Page 12

C.Check if connecting is ok after replacing USB cable or Crystal Y1. 

If not, please replace PCBA. 

 

 

 

 

 

 

 

 

 

 

 

 

 

PCBA 

 


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Service Manual 

 

  

    VideoCAM Express II 

Version 1.0 

Page 13

5.Part List 

Item Part 

Number 

Description 

Position 

1 15160052001 

USB 

cable 

 

2 20200053101 

PCBA 

 

3 15130126101 

Lens 

cover 

 

4 10110003200 

USB 

connector 

J1 

5 10800102000 

X’tal,12 

MHz,30PPM,49US 

Y1 

6 10900117100 

Snapshot 

switch 

 

SW1 

Item Number.:32200011101 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 


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Service Manual 

 

  

    VideoCAM Express II 

Version 1.0 

Page 14

6.Tooling 

Item Description Remark 

Oscilloscope (Tektronix TDS 3032) or higher 

 

2 Screwdriver(2.0m/m) 

 

 

1. Oscilloscope