4. TROUBLE SHOOTING
- 78 -
Folder on/off will
work properly
Is there the magnet
in the folder side?
START
Replace U101
Place the magnet properly.
NO
YES
Voltage at pin 1
of U400 = 2.8V?
YES
NO
Voltage of VMEM at U101
= 2.8V?
NO
Resolder U400
YES
Open folder.
Voltage at pin 1 of U400
=2.8V
Resolder R400 and U400
NO
YES
Close folder.
Voltage at pin 1 of U400
= 0V
YES
Replace U400
NO
Does it work properly?
YES
Change Main board
NO
Checking Flow
Содержание KG225
Страница 1: ...Date April 2006 Issue 1 0 Service Manual Model KG225 Service Manual KG225 M O B ILE CAM E R A ...
Страница 3: ... 4 ...
Страница 19: ...3 TECHNICAL BRIEF 20 Figure 3 4 SYSTEM INTERCONECTION OF AD6720 EXTERNAL INTERFACE ...
Страница 66: ...4 TROUBLE SHOOTING 67 4 12 KEY backlight Trouble Q300 R359 TEST POINT Figure 21 ...
Страница 79: ... 80 5 DOWNLOAD B Multi Download Procedure 1 Run GSM Multi Download program and select Setting ...
Страница 82: ... 83 5 DOWNLOAD 7 Check if the ADI option is set to Hermes 8 Press OK to end Configuration Select Rate ...
Страница 84: ... 85 6 BLOCK DIAGRAM 6 BLOCK DIAGRAM ...
Страница 85: ... 86 ...
Страница 92: ... 93 KG225 8 PCB LAYOUT ...
Страница 93: ... 94 KG225 8 PCB LAYOUT ...
Страница 101: ... 102 10 STAND ALONE TEST Figure 10 2 HW test setting Figure 10 3 Ramping profile ...
Страница 109: ... 110 ...
Страница 125: ...Note ...
Страница 126: ...Note ...