Topcom Butler 2920
11. TROUBLESHOOTING
PROBLEM
No Display
No dialling tone
Volume of conversation partner too low
Handset ringer volume too low
12. TECHNICAL DATA
Range:
Dialling options:
Batteries:
Max. standby time:
Max. talk time:
Ambient temperature:
Permitted relative air humidity:
Power supply base adapter:
Memories
13. DEFAULT SETTINGS HANDSET
Flash time
Dialling mode
Ring volume
Ring melody
Base pin
The CE symbol indicates that the unit complies with the essential requirements of the R&TTE directive.
Topcom Butler 2920
POSSIBLE CAUSE
Batteries not charged
Telephone cable not
properly connected
up to 300 m in open space
up to 50 m in buildings
DTMF (tone) and Pulse
2 x 1.2V, 600 mAh AAA Type NiMH rechargeable
approx. 120 hours
13 hours
+5 °C to +45 °C
25 to 85 %
220/230V , 50 Hz
10 indirect with max. 25 digits
100 ms
Tone
Level 3
Ringer 8
0000
SOLUTION
Check the position of the batteries
Recharge the batteries
Check the connection
of the telephone cable
Adjust the volume during the conversation
by pressing the volume key
Adjust the ringer volume
15