This manual describes the features of the BBK HCD007(148)TSDL telephone and guides users through installation, configuration, and daily use. It includes detailed instructions for inserting the AA‑size battery, connecting the handset, and setting area codes.
The document also covers maintenance, fault diagnosis, and technical specifications such as frequency bands, power output, and operating temperature, helping technicians and end‑users keep the device running reliably. This manual is written in Chinese.
| Low‑group DTMF frequencies | 697, 770, 852, 941 Hz |
|---|---|
| High‑group DTMF frequencies | 1209, 1336, 1477, 1633 Hz |
| Maximum undistorted power (hands‑free) | >90 mW |
| Operating temperature range | 10 °C – 95 °C |
| Sound pressure level | >70 dB(A) |
Insert three AA‑size batteries, connect the handset to the terminal block, and secure the unit on a stable surface as described in the installation steps.
Enter the area code using the keypad and confirm with the "2" command as indicated in the pre‑use configuration section.