Service manual

34
Q409
MMBT2907A
VCC3.3 4, 5
R441
10K 1/16W 5%
Mut e 5
adj_BACKLIGHT 5
Volume# 5
on_BACKLIGHT 5
U406 G903T63UF
VIN
3
VOUT
2
GND
1
PANEL_ID# 5
VCC1.2 5
CMVCC1 5
CMVCC5
R442
1K 1/16W 5%
Q408
NC/2N3904S-RTK/PS
C432
100N16V
+
C426
100UF 16V
+
C423
100UF 16V
+
C427
100UF 16V
FB403 NC
R446
NC
R439
10K 1/16W 5%
C425
NC
R448
NC/4K7 1/16W 5%
C422
100N16V
R449
NC
C428
100N16V
CMVCC
MVC C
VCC3.3VCC3.3
VCC3.3
VCC3.3 VCC3.3VCC3.3
CMVCC1
VCC1.2
CMVCC1
CMVCC1
2008/01/14
BAT99 : If 0.05A,VF=1.0V
BAV70 : If 0.05A,VF=1.0V
It's need to use Low Dropout Regulator.
VCC3.3
R465
NC
VCTRL5
CN404
CONN
1
2
3
4
5
6
7
8
9
R450 NC
NC(R0402)
R480
1.5 OHM +-5% 2WS
R479
NC/0R05 1/4W
Volume
BKLT-EN
BKLT-VBRI
Mut e
C_PANEL_INDEX
BKLT-EN
Volume
CMVCC
BKLT-VBRI
CMVCC
U404
NC/G1117-33T43UF
ADJ(GND)
1
VOUT(TAB)
2
VIN
3
OEM MOD EL 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 AOC 50 ID(1A) A
AOC 50 ID(1A)
B
77Tuesday , Nov ember 09, 2010
715G4737-M0B
<
称爹 >
05.Power
715G4737-M0B-000-0040_101028
Q406
LMBT3904LT1G
Q410
MMBT2907A
R486
NC/0R05 1/16W
U404 can use package 223 or 252.
R437
10K 1/16W 5%
R447
NC/10K 1/16W 5%
R440
10K 1/16W 5%