Doc No.
Version 1.0
TITLE
Service Manual
LCD TV For LT37HVS
Page 6/39
2.3 Connector Pin Definition
SYSTEM BOARD
Function: VGA Signal In port
Connector type :D-Sub
Specification: CNNT-HD D Sub-H-F-3Row-15pin-Dip-BLU
Pin Definition
Pin No.
Pin Name
I/O
Description
1
VGAR
I
75 ohm termination, 0.7Vp-p red sig
2
VGAG
I
75 ohm termination, 0.7Vp-p green s
3
VGAB
I
75 ohm termination, 0.7Vp-p blue si
4
GND
-
GND -
5
NC
-
No connection
6
GND
-
GND
7
GND
-
GND
8
GND
-
GND
9
VGA5V
I
VCC 5V IN
10
GND
-
GND
11
GND
-
-
12
VGASDA
I/O
I2C data bus for Reading DDC dat
13
VGA_HS
I
Horizontal Sync.
14
VGA_VS
I
Vertical Sync.
15
VGASCL
I
I2C clock bus for Reading DDC da
Function: DVI/HDMI signal port
Connector type :HDMI
Specification:
HDMI/CRE-HM-19F4-01 CNNT HDMI Cnnt Right Angle M 2Row 19pin SMD
Pin Definition
Pin No.
Pin Name
I/O
Description
1
RX2p
I
TMDS LVDS input signal
2
GND
I
GND
3
RX2m
I
TMDS LVDS input signal
4
RX1p
I
TMDS LVDS input signal
5
GND
-
GND
6
RX1m
I
TMDS LVDS input signal
7
RX0p
I
TMDS LVDS input signal
8
GND
-
GND
DigiMedia