4. TROUBLE SHOOTING
- 51 -
4.4 Power On Trouble
C111
(2V8_VMEM)
C115
(2V75_VVCXO)
C114
(2V5_VMIC)
C116
(2V85_VSIM)
C110
(2V8_VEXT)
C112
(2V75_VABB)
C113
(1V8_VCORE)
U101
1u
C114
2V8_VEXT
2V75_VVCXO
2V75_VABB
F16
VVCXO
VEXT01
VMEM
R13
VMIC
P16
VSIM
R14
G17
U11
VCORE
C11
VABB
DATA0
A11
D9
DATA1
C111
2V8_VMEM
1u
2V5_VMIC
1u
C115
C112
1u
1V8_VCORE
C113
1u
2V85_VSIM
C110
1u
1u
C116
DATA01
DATA00
TEST POINT
CIRCUIT
Figure 11
Summary of Contents for KG225
Page 1: ...Date April 2006 Issue 1 0 Service Manual Model KG225 Service Manual KG225 M O B ILE CAM E R A ...
Page 3: ... 4 ...
Page 19: ...3 TECHNICAL BRIEF 20 Figure 3 4 SYSTEM INTERCONECTION OF AD6720 EXTERNAL INTERFACE ...
Page 66: ...4 TROUBLE SHOOTING 67 4 12 KEY backlight Trouble Q300 R359 TEST POINT Figure 21 ...
Page 79: ... 80 5 DOWNLOAD B Multi Download Procedure 1 Run GSM Multi Download program and select Setting ...
Page 84: ... 85 6 BLOCK DIAGRAM 6 BLOCK DIAGRAM ...
Page 85: ... 86 ...
Page 92: ... 93 KG225 8 PCB LAYOUT ...
Page 93: ... 94 KG225 8 PCB LAYOUT ...
Page 101: ... 102 10 STAND ALONE TEST Figure 10 2 HW test setting Figure 10 3 Ramping profile ...
Page 109: ... 110 ...
Page 125: ...Note ...
Page 126: ...Note ...