Lennox Hearth 50 用户手册
ENGLISH
2
Connection to telephone
IMPORTANT
The microphone volume is to be adjusted when installing. See next page.
1
2
3
Only mains transformer of Helms-Man DEN4824129 or DBN4824129 (UK)
may be connected.
Microphone
LEDs
Loudspeakers
On/off button
- button
Mute button
+ button
Trim button
6 m
3 m