Service manual

ManualsBrandsViewSonic ManualsComputer equipmentVA2012wb-2

4. Circuit Description

1. Outline

1.1 Power On/Off, (2) Enter button, up arrow button, down arrow button, (1) MENU button, Volume “+” button,

Volume “-“button and Mute button on the front panel.

1.2 D-sub 15pin connector, DVI-D connector, audio line-in receptacle, 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

Input Select

Audio Adjust

Color Adjust

Information

Manual Image Adjust

Setup Menu

Memory Recall

1.4 Contrast and Brightness can be directly controlled with UP / DOWN key.

1.5 Audio volume can be controlled with Volume “+” key ,Volume “-“ key and UP/DN key when Audio Adjust

menu is active.

1.6

Pushing Mute key can disable audio output.

2. CONNECTORS

2.1 AC inlet : CEE22 typed connector

2.2 Audio : Line-in,

CN9

Line-in receptacle

(Line-in receptacle is green)

2.3 Video signal connector for analog input: 15P Mini D-Sub

PIN MNEMONI SIGNAL

1 RV Red Video

2 GV Green Video

3 BV Blue Video

4 NC None

5 GND Ground (DDC

return)

6 RG Red GND

7 GG Green GND

8 BG Blue GND

9 +5V +5V (for DDC)

10 SG Sync GND

11 NC None

12 SDA DDC Data

13 HS Horizontal Sync

14 VS Vertical Sync

15 SCL DDC Clock

CN6

DB15HD