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
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