8. TROUBLE SHOOTING
Symptom Possible cause Solution
No display Batteries uncharged Check the position of the batteries
Recharge the batteries
Handset turned OFF Turn ON the handset
No tone Telephone cord badly connected Check the telephone cord connection
The line is occupied by another Wait until the other handset hangs up
handset
The icon Handset out of range Bring the handset closer to the base
flashes
The base has no power supply Check the mains connection to the base
The handset is not registered Register the handset on the base
on the base
Base or handset The ringing volume is zero or low Adjust the ringing volume
do not ring
Tone is good, but The dialling mode is wrong Adjust the dialling mode (pulse/tone)
there is
no communication
Not possible to The FLASh time is too short Set the unit to Long Flash time
transfer a call
on PABX
Telephone does not Manipulation error Remove the batteries and
react to pressing but them back in place
the keys
Butler 2505/2510
ENGLISH
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