ViewSonic VG750 Service Manual - Page 17

Cbapter, Function, Boards

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Cbapter 4 Function of Boards 4-1 Main Board 4-1.1 The Location of Connectors JP 1 JP4 Con2 0 T0. ii Con5 •°' Pl. Conl 4-1.2 CON1: VGA Connector Pin # 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Description RED GREEN BLUE N. C. GND GND GND GND CONT+5V GND N.C. SDA CCHS CCVS SCL Function Red Video Input Green Video Input Blue Video Input No Connection Detective CAble (+5V Bypass) Red Video Ground Green Video Grounsl Blue Video Ground +5V Ground No Connection Serial Data Horizontal Sync. Vertical Sync. Serial Clock ViewSonic Corporation CONFIDENTIAL - DO NOT COPY

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Cbapter
4
Function
of
Boards
4-1
Main
Board
4-1.1
The
Location
of
Connectors
JP
1
JP4
Con2
Con5
0
T0
.
•°'
Pl.
Conl
4-1.2
CON1:
VGA
Connector
ii
Pin
#
1
Description
Function
RED
Red
Video
Input
2
GREEN
Green
Video
Input
3
BLUE
Blue
Video
Input
4
N.
C.
No
Connection
5
GND
Detective
CAble
(+5V
Bypass)
6
GND
Red
Video
Ground
7
GND
Green
Video
Grounsl
8
GND
Blue
Video
Ground
9
CONT+5V
+5V
10
GND
Ground
11
N.C.
No
Connection
12
SDA
Serial
Data
13
CCHS
Horizontal
Sync.
14
CCVS
Vertical
Sync.
15
SCL
Serial
Clock
ViewSonic
Corporation
CONFIDENTIAL
-
DO
NOT
COPY