Binatone BIG BUTTON 510 SYSTEM User Manual page 38

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Composite Default screen
"I cannot make The handset's keypad may be locked (see page 8).
Unlock it before you make a call.
a call."
Call barring to specific numbers may have been set
and turned on (see page 29).
Barring of certain types of call (international, or all
outside calls) may have been turned on (see page 30).
"When I press Make sure the batteries are fitted in your handset. If
keys, nothing the Battery Level symbol on the display shows 'low',
happens." recharge the batteries.
"When I key in a Try moving the handset closer to the base unit.
number, it
Try a different position for the base unit — somewhere
appears on the
higher if possible, or further from other electrical
display, but I
equipment.
can't make an
outside call."
Call barring to specific numbers may have been set
and turned on (see page 29).
Barring of certain types of call (international, or all
outside calls) may have been turned on (see page 30).
"The phone Check that the base unit's mains power adapter is
does not ring" plugged in and power is switched on. The base unit
needs mains power for normal operation of the phone
— not just for charging the batteries.
Make sure you're using the telephone line cable that
was supplied with your Big Button 510. Other
telephone line cables might not work.
Check that the total REN value of all equipment
connected to your telephone line is no more than 4 (see
page 3). Disconnect one or more telephones and see
whether that helps.
Binatone Help Line: 0845 345 9677
E:\Binatone2005\BigButton510\BigButton510_01.vp
27 February 2005 16:59:14
Troubleshooting
35
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