Samsung OfficeServ ITP-5112L User Manual page 40

A bell is not ringing, or
the bell sound is low.
The call status is bad
because of noise and
interference while
calling.
There is too much
howling in the
announcement.
Caller ID is not
displayed on the LCD
screen.
Alarm is not ringing at
the setting time.
40
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Press the [ Volume ] button to turn the bell
volume up.
▶
(See 'Adjusting Volume' of contained of
'THINGS YOU SHOULD KNOW' in this
document.
Use the handset for the call if you were using
the speakerphone.
▶
The speaker may echo if the internal phones
are too closed each other. Please keep the
▶
distance between the phones at the interval of
one meter.
- Check if the(Calling Line Identification
Presentation)CLIP service is requested to the
telephone company.
- Caller requested the telephone company not
to disclose his/her ID.
- Call was made from an area where the CLIP
▶
service is not provided(e.g., international
calls).
- Call was made from a public phone.
- Information provided by the telephone
company is damaged.
- The telephone company does not service
CLIP.
Check if the current time is properly set at the
▶
phone. Contact the system operator if the time
setup should be changed.