Service manual

20
VCC3.3
BKLT-VBRI
VCC1.8 5
Q409
MMBT2907AK
1
2 3
CMVCC4,5,6
VCC3.3
VCC3.3
R441
1K 1/16W 5%
R446
NC/10K 1/16W 5%
CN404
CONN
1
2
3
4
5
6
7
8
9
Q406
2N3904S-RTK/PS
F
B
44Monday, December 21, 2009
G3244-2-204.Power
G3244-2-2-X-22-091221
OEM MODEL Size
Rev
Date
Sheet
of
TPV MODEL
PCB NAME
称爹
T P V ( Top Victory Electronics Co . , Ltd. )
Key Component
絬 隔 瓜 絪 腹
VCC3.3
Volume
BKLT-EN
CMVCC1
VCC3.3
R448
4.7K1/16W
Mute 5
+ C427
100uF/25V
BKLT-VBRI
Volume
R439
10K 1/16W 5%
C422
0.1uF/16V
VCC1.8
U404
1
2
3
ADJ(GND)
VOUT
VIN
Mut e
MVCC
on_BACKLIGHT 5
VCTRL5
+
C426
NC/100uF/25V
R480
2.2 OHM 2W
R440
4K7 1/16W 5%
R447
10K1/16W
adj_BACKLIGHT 5
Q410
MMBT2907AK
1
2 3
VCC3.3
C_PANEL_INDEX
Q408
2N3904S-RTK/PS
Volume# 5
CMVCC1 4,5,6
VCC3.3
C428
0.1uF/16V
+ C423
100uF/25V
CMVCC1
R449
NC
R442
100R 1/16W 5%
PANEL_ID# 5
BKLT-EN
CMVCC
R437
10K 1/16W 5%
CMVCC
R465
NC
CMVCC CMVCC1
R486
NC
R450 NC
NC(R0402)
R479
NC
C432
0.1uF/16V
C425
NC
FB403 NC
VCC3.3 5