Schematic Diagram; Main Board - AOC T942we Service Manual

9. Schematic Diagram

9.1 Main Board

T942We/T2242we 715G3983M0E000004F
CN701
1
2
3
4 5V_POWER
5
6
7
8
9 C726
10 NC 100nF 50V
NC
CONN
GND
V_IPWM
BL_ON1
PWR_ON
GND
5VSB
R728
10K 1/10W
BL_ON1
C728 R731
100nF 50V 1K 1/16W 5%
Q710
PMBS3904
GND
5VSB
R733
NC
PWR_ON
R734
C730
NC Q711 NC
NC
GND
5VSB
R717
10K 1/10W
R719
10K 1/10W
V_IPWM
R720
C723
NC 1K 1/16W 5%
Q707
PMBS3904
GND
16V_POWER
C714 + C715
100nF 50V
+
C7502 NC
VCC3
GND
C7552
100N 16V
BL_ON 12
GND
PW_ON 12
R718
NC
BL_ADJ 11
5V_POWER
NC
R4503
NC
R4505
NC
R4506
Q7503
13 MCU_5V_POWER_ON
NC NC
GND
5VSB
C7545 C7550
+
10uF 16V NC
GND
U7408
Thermal Pad
L7210 47uH 1
PVDD1 PVDD2
C7547 33N 50V 2
BOOT1 BOOT2
3
SW1
4
GND
5
EN1
C7548 6
EN2
7
FB1
D7209 470pF 50V
+
TPS54286PWPR
B360B
GND
R4673
10OHM1/16W
GND
R4669
6.2K 1/16W 1% Vref=0.8V
Vout=Vref*(1+Rup/Rdown)
5V_POWER 5VSB
FB7502 1 2 300 OHM
FB7503 1 2 300 OHM
FB7501 1 2 300 OHM
Q7501
NC
1 8
S D
2 7
S D
R4501 3 6
S D
C7501 4 5
G D
NC C7503
100nF 50V
R4502
NC + C727
R4504
470UF 25V
NC
Q7502
NC
GND GND
50
C7542
10uF 16V
FB7513
15 120R/6000mA
L7209
14
13 C7554 33N 50V 1 2
12
SW2
11 22uH
BP
10
SEQ
9 C7544
C7553
ILIM2
8 470pF 50V R4674
FB2
4U7 25V
D7208 20K 1/16W 1%
B360B
GND
R4670
10OHM1/16W
GND
GND
R4671
15K 1%
U703
V33_ADC
AZ1117D-1.8-E1
5VSB
FB709
VCC18
300 OHM
R716
10K 1/10W C719
5VSB
0.1uF 50V
+
+ C721 C716
C718 100nF 50V C717 220UF 16V R725
220UF 16V 100nF 50V 4.7K 1/10W
47K +-5% 1/10W
R727 Q708
PMBS3904
GND GND
4.7K 1/10W
R729
2008-9-10
Q709
11 POWER_ON
4.7K 1/10W PMBS3904
GND GND
VCC5
FB706 2008-11-18
300 OHM
FB701
V33_ADC
U707
G1084-33TU3Uf
3 2 1
VIN VOUT
300 OHM
+
+
C701 C738 C740 C739
100nF 50V 100nF 50V
10UF50V 220UF 16V
GND GND
T P V ( Top Victory Electronics Co . , Ltd. ) OEM MODEL
TPV MODEL
絬 隔 瓜 絪 腹
03.Power PCB NAME 715G3806-M0A-000-0040
Key Component
Date Tuesday , June 01, 2010 Sheet 4 of 12
VCC18_CORE
C7543 + C7551
100P 50V
100N 16V
GND
VCC5
Q706
AO4411
1 8
S D
2 7
S D
3 6
S D
4 5
G D
C733
R721 + 100nF 50V
C722
100K 1/10W 100UF16V
R726
GND
V33_AUD
VCC3
2
C734
C735 C748 C749
+
100nF 50V 1nF 50V 1nF 50V
220UF 16V 1nF 50V
GND GND
Size A3
Rev A
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