This document provides the installation and operation instructions for the Control Keyboard produced by Shenzhen Comvision Technology Co., Ltd. It includes the keyboard's functions and operation steps, as well as the connection diagram between the keyboard, decoder, and cameras.
This manual provides step‑by‑step instructions for installing, powering and configuring the control keyboard that operates surveillance cameras, decoders and PTZ devices. It covers basic functions such as powering the unit, selecting cameras, and using the joystick for pan‑tilt and zoom control.
Detailed sections describe how to set up preset positions, create and run patrol queues, adjust auxiliary functions, and configure communication parameters like dip‑switch settings, baud rate and protocol selection. Wiring diagrams and connection guidelines for 485 interfaces are also included. This manual is written in Chinese.
| Power supply | 12 V DC |
|---|---|
| Communication interface | RS‑485 (CODE1, CODE+, CODE‑) |
| Dip‑switches | Eight binary switches |
| Supported baud rates | 1200, 2400, 4800, 9600 bps |
Connect a 12 V DC power source to the front‑panel connector; the communication LED will flash and the display will show a self‑test code.
Select the camera, adjust the image, enter a preset number, press the SHOT key, then press the ON key to store the preset.
Adjust dip‑switches 1‑4 to the desired binary code; each code corresponds to a specific protocol such as Pelco‑D or Samsung.