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The device may be controlled via the male type 9 pin D-sub/RS-232 connector (#13) from a RC-5002 keypad, terminal or
computer using ASCII code.
Note: Please power off the unit before connecting the Remote Control keypad.
1. Pin assignment of the male type 9 pin D-sub connector:
When a computer is used to control this device through a RS-232 port, pin 6, 7, 8, and 9 must be disconnected to
prevent connecting the VCC and GND signals from the device to the computer. A RS-232 port only uses pin 1, 2,
and 3 for control signal transmission.
2. A terminal or computer can be connected to the male type 9 pin D-sub connector on the real panel from it RS-
232 port to control this device using standard, uppercase ASCII codes.
2.1 The ASCII command codes for the quad are listed in the table below. The transmission protocol is 1200-
baud rate, 8 data bit, 1 start bit, 1 stop bit, and no parity.
Pin Assignment for Remote Control Connector
1 GND 4 NC 7 VCC
2 RX 5 NC 8 GND
3 TX 6 VCC 9 GND
11.3 Remote Control Connection & Operation Chapter 11
1 2 3 4 5
6 7 8 9
Function ASCII Command Code
Quad Screen Display E
CH 1 A
CH 2 B
CH 3 C
CH 4 D
Freeze *1 EA, EB, EC, ED
Auto Switching Sequence F
VCR/Live G
Key Lock *2 H
Setup Menu *3 GH
Text Select Down *4 (GH) A
Text Select Up (GH) B
Cursor Left (GH) C
Cursor Right (GH) D
Alarm Reset I
P.32