Philips 22HFL5662H/F7 Service Manual page 86

Circuit Diagrams and PWB Layouts
IR/LED Board
IR/LED Board
J
1
A BE_5V
U1 U1
Light Sensor KDR3T03AL Light Sensor KDR3T03AL
Light_sensor R9 R9
22K 1/16W 5% 22K 1/16W 5%
C1 C1
10U 10V 10U 10V
B
CN1 CN1
3V3_STBY
1
2
KEY1_M
3
C
4 KEY2+
5 LED_1_IR_TX
6 LED_2
7 RC_M_SM
8 Light_sensor
9
CONN CONN
D
1
TPB1.2HU LA 10.
2 3
R1 R1 NC/0R05 1/16W NC/0R05 1/16W
LED2 LED2
NC/LED NC/LED
IR LED IR204-A IR LED IR204-A
R5 R5
56KOHM 1/16W 56KOHM 1/16W
R4 R4
LED_1_IR_TX
2.2K1/16W 2.2K1/16W
R6 R6
LED_2
2.2K1/16W 2.2K1/16W
BE_5V
2 3
EN 86
4
BE_5V
3V3_STBY
R2 R2 R3 R3
5.6K OHM 1/16W 5.6K OHM 1/16W 4K7 1/16W 5% 4K7 1/16W 5% 10K 1/16W 5% 10K 1/16W 5%
LED1 LED1 RC_M_SM
15-22/R8T5D-A30/2T 15-22/R8T5D-A30/2T
WHITE RED
22P 50V 22P 50V
1 Q1 Q1
PMBT3904 PMBT3904
1 Q2 Q2
PMBT3904 PMBT3904
CN2 CN2
1 KEY2+
2 KEY1_M
3
CONN CONN
4
2011-Mar-11
5
CN1
C1 B1
C3 B5
LED2 A2
Q2 B3
R2 A3
3V3_STBY
R4 B3
A
R6 B3
R8 A5
U1 A2
R8 R8
R7 R7
100 OHM +-5% 1/16W 100 OHM +-5% 1/16W
ZD1
U2 U2
3
ZD3
VS
1
ZD5
OUT
2
GND
TSOP34336SB1 TSOP34336SB1
C2 C2 C3 C3
1UF16V 1UF16V
B
C
D
5
IR/LED BOARD
J
C1 CN2 C3
C2 B5
LED1 A3
Q1 B3
R1 A2
R3 A3
R5 B2
R7 A5
R9 A2
U2 A5
C2 ZD2 C2
C2 ZD4 C2
C2 ZD6 C2
B 2010-09-08
715G3866
18880_544_101009.eps
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