This manual introduces the HT‑W22L caller ID display telephone, highlighting its main functions such as caller ID display, call logging, speed‑dial memory, and low‑power operation. It explains how to enable the caller ID service through the local telecom provider and how to configure local and long‑distance dialing settings.
Detailed instructions cover hardware layout, battery replacement, date‑time configuration, and step‑by‑step operation procedures. The guide also includes a troubleshooting section and instructions for mounting the unit on a wall. This manual is written in Chinese.
| Speed‑dial memory groups | 12 |
|---|---|
| Maximum phone number length | 32 digits |
| Supported signaling | FSK / DTMF |
Enter the settings menu, then use the numeric keys to input month (MM), day (DD), hour (HH) and minute (AA) in the format *MMDDHHAA*.
Open the bottom of the phone, remove the old battery with correct polarity, and insert a new battery of the same type; ensure the battery voltage is sufficient before powering on.