Aastra 5370ip User's Guide download pdf (Page 108)

Further information

108 eud-1281/1.0 – R1.0 – 12.2010

Troubleshooting

This section contains a few tips on how to operate your phone if you encounter

any problems.

Malfunctions

Your call partner cannot hear you or you cannot hear your call partner

Make sure the handset cord is correctly plugged into both the handset and the phone (see chapter

"Installation and first-time operation", page 94).

Handset off-hook, no dialling tone, no display

Make sure the phone cord is correctly plugged in to both the phone and the LAN socket (see chapter

"Installation and first-time operation", page 94).

Display shows "Not configured", handset off-hook, no dial tone

Your phone has not been assigned a call number. Contact your system administrator for more informa-

tion.

Display shows: "Trying to register"

The telephone cannot be registered. Contact your system administrator for more information.

Display is working, but connection is not possible

Your phone may be locked. Unlock your phone (see Chapter "Unlocking your phone", page 49 ).

Freely configurable keys cannot be configured.

The configuration may be locked. Unlock your phone (see Chapter "Unlocking your phone", page 49).

The key for a reconfiguration may be locked in the system. Contact your system administrator for more

information.

The expansion key module Aastra M530/Aastra M535 possibly has not sufficient power supply. Contact

your system administrator for more information.

Insufficient display contrast

The setting for the display contrast is inadequate. Change the setting (see Chapter "Setting the display",

page 72).

Impaired sound quality during hands-free operation

The sound quality can be affected if the volume is too loud – turn down the volume. If the sound quality

fluctuates, contact your system administrator.

Only emergency calls are possible

You may want to telephone from a Free Seating phone, but have not logged on to it. Log on to the

phone (see Chapter "Free seating", page 63).

Phone calls can be made, but no names are displayed; the key configuration is missing, and the

phone does not respond to function commands

Restricted mode following a software update without update licence.

Note:

For all other messages, faults and questions you may have, contact your system administrator.

1 2 ... 103 104 105 106 107 108 109 110 111 112 113

No comments

Aastra 5370ip User's Guide Page 108