Circuit Description - ViewSonic VX710 - 17" LCD Monitor Service Manual

4. Circuit Description

1. Outline
1.1 Buttons on the front panel: Power On/Off button, button 2 (ENTER / INPUT SELECT), up arrow
button, down arrow button, button 1 (MENU).
1.2 Video signal connector and AC-IN are located on the back side of the cabinet.
1.3 OSD menu includes the following function;
Auto Image Adjust (only active under analog input)
Contrast/Brightness
Audio Adjust
Color Adjust
Information
Manual Image Adjust
Setup Menu
Memory Recall
1.4 Contrast and Brightness can be directly controlled with the UP / DOWN buttons.
2. Connectors
2.1 AC Socket: CEE22 type connector
2.2 Video signal connector for analog input: 15P Mini D-Sub
16
3. Electrical Specifications
3.1 Standard conditions
Display Area
Video Signal
Contrast
Brightness
Ambient
Input
Warming up
Display
ViewSonic Corporation
PIN
1
CN6
2
DB15HD
17
3
4
5
6
7
8
9
10
11
12
13
14
15
338 x 270 mm
0.7 Vpp
70%
Max.
20 +/- 5 °C
AC
> 30 min
1280 x 1024
14
MNEMONIC SIGNAL
RV
Red Video
GV Green Video
BV Blue Video
NC None
GND Ground(DDC return)
RG Red GND
GG Green GND
BG
Blue GND
+5V + 5V (for DDC)
SG Sync GND
NC None
SDA DDC Data
HS Horizontal Sync
VS Vertical Sync
SCL DDC Clock
Confidential - Do Not Copy
VX710