RGB 203 R
xi
, RGB 203 R
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VTG • Quick Start Guide
Quick Start Guide — RGB 203 R
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,
RGB 203 R
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VTG, cont’d
RGB 203 R
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, RGB 203 R
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VTG • Table of Contents
Chapter 1 • Introduction
.......................................................... 1-1
About this Manual
................................................................ 1-2
About the RGB 203 R
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and RGB 203 R
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VTG
.......... 1-2
Features
...................................................................................... 1-2
Chapter 2 • Installation and Operation
......................... 2-1
Installation Overview
.......................................................... 2-2
Internal Configuration
....................................................... 2-3
Sync polarity jumpers ............................................................ 2-4
Video clamping jumper ......................................................... 2-5
VTG timeout (RGB203 R
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VTG only) .................................... 2-5
Mounting the Interface
...................................................... 2-5
Tabletop placement ............................................................... 2-5
Under-desk mounting ........................................................... 2-5
Through-desk mounting ....................................................... 2-7
Rack mounting ....................................................................... 2-8
Rear Panel Connections and Switches
....................... 2-9
Operation
................................................................................. 2-13
Front panel controls and indicators ................................... 2-14
Level and peaking controls ................................................
2-14
Centering controls ..............................................................
2-15
Centering memory ..................................................
2-15
LCD display ..........................................................................
2-16
LCD screen backlight ...............................................
2-16
Scan rate indication .................................................
2-16
Centering indications ..............................................
2-16
VTG indications ........................................................
2-17
Input selection ....................................................................
2-17
VTG controls (RGB 203 R
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only) ........................................
2-18
Operating the VTG ..................................................
2-19
Executive mode (front panel security lockout) .................
2-19
Troubleshooting
................................................................... 2-19
If the image does not appear or there is no sound .......... 2-19
If the image is not displayed correctly ............................... 2-20
If the image does not respond to controls ........................ 2-21
If the image is not correctly centered ................................ 2-21
If autoswitching does not work ......................................... 2-21
Table of Contents
Pin RS-232
Contact
closure
Function
1
—
In#1
Input #1
2
TX
—
—
Transmit data (-)
3
RX
Receive data (+)
4
—
In#2
Input #2
5
Gnd
Gnd
Signal ground
6
—
In#3
Input #3
7
—
—
—
8
—
—
—
9
—
—
—
Female
5
1
9
6
Male
1
5
6
9
Step 8
Audio output
—
Connect an audio device to this 3.5 mm, 5-pole
captive screw connector for balanced or unbalanced audio output. See
below to properly wire the captive screw audio connector.
Unbalanced Output
Tip
See caution
Sleeve(s)
Tip
See caution
Balanced Output
Tip
Ring
Sleeve (s)
Tip
Ring
L or
Mono
CAUTION
Wiring the audio incorrectly can damage the audio
output circuits. Connect the sleeve(s) to ground
(GND). Connecting the sleeve(s) to a negative (-)
terminal will damage audio output circuits.
Step 9
DIP switches
— Configure the rear panel DIP switches as shown:
Switch
Position
Switch
Position
1
Up
DDSP, no sync processing
Down ADSP
2
Up
RGsB output
Down RGBHV or RGBS output
3
Up
Serration pulses
7
Up
Autoswitches to highest in# with sync present
Down No serration pulses
Down Autoswitching off
5
Up
Monitor input selection, ID bits 4, 11 grounded
Down Monitor is tied to in #1, ID bits unterminated
4
Up
Narrow vertical sync pulse
Down Wide vertical sync pulse
8
Up
LCD backlight off
Down LCD backlight on
6
Up
Mono on left channel
Down Stereo audio
Step 10
Remote connector
—
Connect an RS-232
device to this connector
for remote control. See
chapter 3,
Remote Control
.
Operation
Level/boost
— Alters the picture’s brightness.
Peak
— Affects the picture’s sharpness.
— Move the image up and down on the screen.
— Move the image right and left on the screen.
Input selection
— Selects among inputs 1, 2, and 3.
The interface handles audio on inputs 1 and 2 only.
When you select input 3, the audio output is muted.
203/VTG
— Selects the output signal’s source (input 1, 2, or 3 or VTG).
VTG rotary switch
— Selects display resolution and video test pattern.
i
im Vertrieb von
CAMBOARD Electronics
www.camboard.de
Tel. 07131 911201
Fax 07131 911203
