CAS-241, CAS-441, CAS-441-PM is a video keyboard mouse audio automatic switch, supports PS/2 and AT keyboard and mouse emulation, stereo audio channel switching, sound event notification and translation, plug and play keyboard and mouse, hot plug computers without rebooting, standard PS/2 mouse, 3 buttons or more, with a scroll wheel, can switch USB and PS/2 mouse modes.
This manual describes the Gembird video keyboard mouse audio automatic switch, which emulates PS/2 keyboards and mice, switches stereo audio, and supports up to four computers. It lists features such as hot‑plugging, auto‑scan mode, LED status indicators, and optional power‑management control for the CAS‑441‑PM model.
Installation steps include connecting the monitor, keyboard, mouse, audio cables, and optional AC‑DC adapter, followed by configuring default settings and using hot‑key combinations for channel selection, auto‑scan, and socket control. The guide also provides troubleshooting tips and instructions for preventing radio and TV interference.
| Number of Switching Computers | 2 (CAS‑241), 4 (CAS‑441, CAS‑441‑PM) |
|---|---|
| Mouse and Keyboard Protocol Emulation | PS/2 keyboard, PS/2 mouse, PC/AT |
| Case Design | Desktop case housing metal, plastic |
| Audio Channels Type | Stereo |
| Video Resolution | up to 2048 × 1536 pixels |
| Power Consumption | From PS/2 ports, optional +9 V 300 mA AC‑DC adapter |
| Dimensions (L×W×H) | 146 × 35 × 45 mm (CAS‑241), 245 × 135 × 45 mm (CAS‑441, CAS‑441‑PM) |
| Weight | 0.65 kg (CAS‑241), 1.3 kg (CAS‑441, CAS‑441‑PM) |
Check that the device is plugged into the correct PS/2 connector, unplug and re‑plug it, restart the PC, try a known‑good device, or connect the device directly to the PC to verify functionality.