11 troubleshooting – Topcom BUTLER 4570 User Manual

Page 25

Advertising
background image

Topcom Butler 4570

EN

GLISH

Topcom Butler 4570

25

10.4.4 TAKING AN EXTERNAL CALL DURING AN INTERNAL COMMUNICATION
When you are on intercom with another handset, you can still pick up outside calls.
To take an incoming call:

Press

. The internal communication is interrupted.

Then press

.You are in communication with the outside caller.

11 TROUBLESHOOTING

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 con-
nected

Check the telephone cord
connection

The line is occupied by
another handset

Wait until the other handset
hangs up

The icon

flashes

Handset out of range

Bring the handset closer to
the base

The base has no power
supply

Check the mains connec-
tion to the base

The handset is not regis-
tered on the base

Register the handset on
the base

Base or handset do not ring The ringing volume is zero

or low

Adjust the ringing volume

Not possible to transfer a
call on PABX

The FLASH time is too
short

Set the unit to Long Flash
time

Telephone does not react
to pressing the keys

Manipulation error

Remove the batteries and
put them back in place

Advertising