Topcom Butler 2501 DUO - Manual (Page 54)

The warranty does not cover damage caused by outside factors, such as
lightning, water and fire, nor any damage caused during transportation.
No warranty can be claimed if the serial number on the units has been
changed, removed or rendered illegible.
Any warranty claims will be invalid if the unit has been repaired, altered or
modified by the buyer or by unqualified, non-officially appointed Topcom
service centres.
9. TROUBLESHOOTING
Problem Possible cause Solution
No Display Batteries not charged Check the position of the
batteries
Recharge the batteries
No dialling tone Telephone cable not Check the connection
properly connected of the telephone cable
Volume of conversation Adjust the volume during
partner too low the conversation by
pressing the volume
key
Handset ringer volume Adjust the ringer volume
too low during standby by
pressing the volume
key
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Butler 2500/2501/DUO
B2500_2501_DUO.QXD 22/3/02 1:51 pm Page 54