ViewSonic N2752w-1M Service Manual page 89

8.24. IR & Keypad Interface
5VSB
SB33B
R459 R460
330 330
Q120
R462 MMBT3906
4.7K
UP3_1 Q121
1
MMBT3906
GPIO12 R463
1
4.7K
IRRCVR1
UP3_0
GPIO16
GPIO15
GPIO13
GPIO11
GPIO14
GPIO10
5VSB
R458
47
R461
1K
C726 C727
47U/16V
0.1U
P112
1
2
3
4
LED_G
5
LED_R
6
6P_2mm
C309
470P
P113
1
2
3
4
5
6
7
7P_2mm
UP3_0
UP3_0 3
UP3_1
UP3_1 3
GPIO10
GPIO10 3
GPIO11
GPIO11 3
GPIO12
GPIO12 3
GPIO13
GPIO13 3
GPIO14
GPIO14 3
GPIO15
GPIO15 3
GPIO16
GPIO16 3
IRRCVR1
IRRCVR1 3