ViewSonic N1900w-1E Service Manual page 56

8.9. KEYPAD-IR
P701
GND-K
VOL-
DEC
ViewSonic Corporation
IRGND
IR5V
IRIN
I701
CAM-1538TP5
GND-K
S707 S706 S705 S704 S703
IR LED
VOL+
MENU DOWN UP ENTER POWER
INC
53
N1900w-1E
Confidential - Do Not Copy
1
VOUT
2
GND
3
VCC
D701
GND-K
S702 S701
GND-K