Haier LE32B7500 Service Manual page 59

+3.3V_Standby
FB409
CN401
120R/6000mA
1
LED-R
2
LED-G
3 IRRX1 POWER_KEY
4
KEY _ADC1
5
POWER LED-G
6 LED-R
7
8
KEY _ADC1 IRRX1
9
POWER_KEY POWER
CONN
C445 C446
1N 50V 1N 50V
DGND
ZD403
NC/MLVG0402
DGND
IRIN
UART-RX
2,4 UART-RX
UART-TX
2,4 UART-TX
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+3.3V_Standby +3.3V_Standby
R456 R457
4K7 1/16W 1% 4K7 1/16W 1%
R458
KEY 0-SAR0
100OHM
KEY 1-SAR1
R460
100OHM
C442 C444
100NF 16V 100NF 16V
ZD402 ZD401
NC/MLVG0402 NC/MLVG0402
DGND
R464
IRIN
100OHM
+5V_Standby
+3.3V_Standby
R482 R468
NC/10K 1/16W 5% NC/10K 1/16W 5%
R469 NC 100R 1/16W 5%
Q408
Q409
1
NC/2N7002 R481 NC/100nF 50V
NC/100R 1/16W 5% NC/2N3906S-RTK/PS
AGND DGND
R480 NC/100R 1/16W 5%
R470 NC/100R 1/16W 5%
ZD405
ZD404
NC/MLVG0402
NC/MLVG0402
DGND DGND
T P V ( Top
絬 隔 瓜 絪 腹
Key Component
Date
From Main Chip
KEY 0-SAR0
2 KEY 0-SAR0
KEY 1-SAR1
2 KEY 1-SAR1
IRIN
2 IRIN
LEDG
12 LEDG
LEDR
12 LEDR
+3.3V_Standby
R444
NC/10K
LEDG
R461 R459
200OHM1/16W 4K7 1/16W 5%
Q404 R479
MMBT3906 3.3K 1/16W
R476 R446
R462 NC/0R05 OHM 10K 1/16W 5%
200OHM1/16W
Q405 R463
MMBT3906 4K7 1/16W 5%
R475
NC/3.3K
R477
NC/0R05 OHM
+5V_Standby
TH401
t
NC/0R4
C447
CN405
NC
1
2
3
4
5
ZD406 ZD407
ZD408
NC/MLVG0402
NC/ZMM5V6
NC/MLVG0402
DGND DGND DGND DGND
Victory Electronics Co . , Ltd. ) OEM MODEL
TPV MODEL
09. Keypad/IR PCB NAME
Wednesday , Nov ember 20, 2013 Sheet
59
DGND
+3.3V_Standby
DGND
LEDR
+3.3V_Standby
A3
Size
Rev A
<称爹>
称 爹
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