Filter
Top Products
Mitel 5603 Wireless Handset User Guide
52
LED Error Indications
See also chapter LED Indications during Easy Replacement on page 59.
LED is flashing red, quick flash, (100 ms on, 800 ms off)
1. If a third handset, that is another handset than the "old" (the replaced handset) and "new"
(the replacement headset) handset, is inserted into the charger during Easy Replacement,
this error indication appears. Change to the correct handset.
2. The charger has found that Easy Replacement does not work. Change back to the "new"
handset.
LED is flashing red, long flash (800 ms on, 100 ms off)
Error during Easy Replacement. Both telephones need to be sent for service.
SERVICE required
Invalid IPDI
Note: This display
message is only shown in
English.
Easy replacement procedure not
followed correctly or failure during
easy replacement procedure.
Send the handset for service.
Enter PIN code The handset’s lock is activated. Enter the required PIN code. If PIN
code lost enter new via PDM or do
a factory reset via PDM.
Battery low, charge now The battery level is low. Charge or replace the battery.
Phonebook is not
available at the moment.
The phonebook does not respond, not
available at the moment.
Try again later or if fault persists do
a factory reset via admin menu or
PDM.
Voice mail number not
defined
There is no Voice mail number
defined in the handset.
Define a Voice mail number via
PDM.
Could not encrypt
connection
The parameter "Encryption Required"
is enabled in the handset in
combination with;
1. Unencrypted base station(s);
and/or,
2. Unsupported base station(s).
1. Disable the "Encryption
Required" parameter in
handset; and/or,
2. Enable the encryption in the
base station(s); and/or,
Note: If base station(s) is used,
the software version must be 3.1.x
or later.
3. Use supported base station(s).
Ask your supplier.
Display shows Probable cause Action or comment
Page 2 of 2