This manual covers the installation and initial setup of the CT‑C251 wireless telephone, including antenna adjustment and power connection. It also explains the basic operation of the handset, dialing, and call handling.
Further sections describe advanced functions such as memory storage of phone numbers, volume control, and internal diagnostics, as well as troubleshooting steps for common issues and battery backup procedures. This manual is written in Japanese.
| Memory capacity | Up to 24 entries |
|---|
The device can store up to 24 entries in its memory.