4. TROUBLE SHOOTING
- 90 -
C108
27p
10
R112
R111
R110
10
12K
47
VBAT
R109
12K
R104
R103
47
LD101
SSC-TWH104-HL
SSC-TWH104-HL
LD102
C102
1u
1u
C101
47
R106
47
LD103
SSC-TWH104-HL
R105
SSC-TWH104-HL
LD104
1u
C104
C103
1u
Q101
2SC5585
2
3
1
C105
C106
1u
1u
47
R102
R101
47
LD105
SSC-TWH104-HL
SSC-TWH104-HL
LD106
KEY_BACKLIGHT
BACKLIGHT WILL
WORK PROPERLY.
START
Is the voltage level VBAT
3.6-4.2V?
No
Are all LEDs LD100~LD105
working?
No
Check the soldering of each R or replace LEDs not working.
Yes
Charge battery
No
Check the condition of Q100. If problem, Change Q100
Yes
Q100 is working?
Yes
TEST POINT
Checking Flow
CIRCUIT
Figure 4-12
Upper PCB
Summary of Contents for M6100
Page 1: ...Date February 2006 Issue 1 0 Service Manual Model M6100 Service Manual M6100 ...
Page 3: ... 4 ...
Page 15: ...3 TECHNICAL BRIEF 16 Figure 3 1 SKY74400 FUNCTIONAL BLOCK DIAGRAM ...
Page 40: ...3 TECHNICAL BRIEF 41 3 7 CAMERA IC AIT813 U701 Figure 3 18 AIT813 APPLICATION BLOCKDIAGRAM ...
Page 42: ...3 TECHNICAL BRIEF 43 3 8 MIDI IC YMU787 U708 Figure 3 20 YMU787 BLOCKDIAGRAM ...
Page 63: ...4 2 TX Trouble 4 TROUBLE SHOOTING 64 SKY74400 FEM 13Mhz OSCILLATOR TEST POINT Figure 4 2 ...
Page 98: ...4 TROUBLE SHOOTING 99 4 16 Camera and Flash Trouble Camera Module CN802 U704 U705 Figure 4 17 ...
Page 109: ... 110 ...
Page 119: ... 120 8 PCB LAYOUT ...
Page 120: ... 121 8 PCB LAYOUT ...
Page 121: ... 122 8 PCB LAYOUT ...
Page 122: ... 123 8 PCB LAYOUT ...
Page 123: ... 124 ...
Page 131: ...10 STAND ALONE TEST 132 Figure 10 2 HW test setting Figure 10 3 Ramping profile ...
Page 137: ... 138 ...
Page 159: ...Note ...
Page 160: ...Note ...