Aastra DT423 User Guide - Cordless Phones for MX-ONE - Page 88

Troubleshooting

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User Manual Cordless Phones for MX-ONE™ 19 Troubleshooting This section contains information on how to solve common operational problems, and warnings you may receive. Go through the following lists if you encounter any problems. If this checklist does not solve the problem, contact your system administrator. If others have similar problems, there may be a system error. Operational Problems Fault Probable cause Action or comment No display The battery level is low or the handset is defective. Charge the battery or contact system administrator. No ringing The sound off icon is on, or ringer Long press the Sound off key, volume set to silent, or the handset or increase volume, or contact is defective. system administrator. No change in time & date PBX dependent. setting Changes in the handset appear after a maximum of 24 hours after a change in the system or by turning the handset off and on again. Error or Warning Messages Display shows Probable cause Action or comment No access The network is in range, but no access rights. Switch handset off and then switch it on again or contact system administrator. No System. The handset The handset is out of coverage or beeps once a minute handset is defective. (during max 30 minutes) with a low tone followed by a high tone (if enabled, the vibrator also follows the beeps). Stop the beep with the Sound off key and go into range. Note: When re-entering the coverage area it can take a couple of minutes before the handset automatically has registered into the system. or contact system administrator. No flash driver was found Note: This display message is only shown in English. Failed to read from flash Send the handset for service. SERVICE NEEDED Hardware error Note: This display message is only shown in English. There is a communication problem Restart the handset. If the between components in the handset. problem persists, send the handset for service. 1424-EN/LZT 103 089 B 2014-04-13 82

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1424-EN/LZT 103 089 B 2014-04-13
User Manual
Cordless Phones for MX-ONE
82
19
Troubleshooting
This section contains information on how to solve common operational problems, and warnings
you may receive.
Go through the following lists if you encounter any problems. If this checklist does not solve the
problem, contact your system administrator.
If others have similar problems, there may be a system error.
Operational Problems
Error or Warning Messages
Fault
Probable cause
Action or comment
No display
The battery level is low or the
handset is defective.
Charge the battery or contact
system administrator.
No ringing
The sound off icon is on, or ringer
volume set to silent, or the handset
is defective.
Long press the Sound off key,
or increase volume, or contact
system administrator.
No change in time & date
setting
PBX dependent.
Changes in the handset appear
after a maximum of 24 hours
after a change in the system or
by turning the handset off and
on again.
Display shows
Probable cause
Action or comment
No access
The network is in range, but no
access rights.
Switch handset off and then
switch it on again or contact
system administrator.
No System. The handset
beeps once a minute
(during max 30 minutes)
with a low tone followed
by a high tone (if
enabled, the vibrator also
follows the beeps).
The handset is out of coverage or
handset is defective.
Stop the beep with the Sound off
key and go into range.
Note: When re-entering the
coverage area it can take a
couple of minutes before the
handset automatically has
registered into the system.
or
contact system administrator.
No flash driver was
found
Note:
This display
message is only shown
in English.
Failed to read from flash
Send the handset for service.
SERVICE NEEDED
Hardware error
Note:
This display
message is only shown
in English.
There is a communication problem
between components in the handset.
Restart the handset. If the
problem persists, send the
handset for service.