Doc No.
Version 1.0
TITLE
Service Manual
LCD TV For LT37HVS
Page 8/39
10
GND
-
GND
11
GND
-
GND
Function: Keypad In
Connector type:M15-I20001
Specification: CNNT M 15PIN pitch 2.0mm DIP Straight WST(blue)
Pin Definition
Pin No.
Pin Name
I/O
Description
1
NC
-
NC
2
LED_B1
O
Signal for Indicator LED
3
LED_B1
O
Signal for Indicator LED
4
LED_B1
O
Signal for Indicator LED
5
GND
-
GND
6
IRD
I
IR Data In
7
GND
-
GND
8
KEY_Y3
I
Signal sent from Keypad to System 3
9
KEY_Y2
I
Signal sent from Keypad to System 2
10
KEY_Y1
I
Signal sent from Keypad to System 1
11
KEY_X3
O
Signal sent from System to Keypad 3
12
KEY_X2
O
Signal sent from System to Keypad 2
13
KEY_X1
O
Signal sent from System to Keypad 1
14
GND
-
GND
15
V5_IR
O
5V POWER Out
Function: TUNER IN /AV IN
Connector type: BOARD TO BOARD
Specification: 2-557100-1 CNNT-Dip Right Angle-M - 80PIN-1.27mm-0.5A(Board to Board)
Pin Definition
Pin No.
Pin Name
I/O
Description
1
CHKTNR1
I
CHECK AV Board In
2
V5_TUNER
O
POWER OUT_5V
3
V5_TUNER
O
POWER OUT_5V
4
GND
-
GND
5
GND
-
GND
6
NC
-
No connection
7
NC
-
No connection
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