User manual for the K3107/K3117 control keyboard by Shanghai Langke Electronics, covering installation, operation, and troubleshooting.
The K3107/K3117 control keyboard is used in micro‑computer intelligent TV monitoring systems as the main human‑machine interface. It provides a numeric keypad, function keys, a lens‑control area, and a joystick for 2‑ or 3‑dimensional control, along with LED menus and built‑in speakers for audio monitoring.
The manual details safety precautions, unboxing checks, physical layout, RS485 communication setup, operation procedures, system settings, and common fault diagnosis. It also includes wiring diagrams, parameter tables, and step‑by‑step instructions for configuring matrix and alarm permissions. This manual is written in Chinese.
| Maximum controllable sub‑controllers | ≤32 |
|---|---|
| Maximum alarm modules | ≤239 |
| Maximum alarm zones | 1024 |
| Maximum cameras | 1024 |
| Maximum monitors | 256 |
| Maximum decoders | 1024 |
| Communication interface | RS485 (half‑duplex), 1200‑19200 Bit/s |
| Operating voltage | AC/DC 9 V |
| Power consumption | 5 W |
The keyboard consumes 5 W of power.
It uses an RS485 half‑duplex interface with baud rates from 1200 to 19200 Bit/s.
Up to 32 sub‑controllers can be connected.