Справочник Пользователя для Mitel 5603

See also chapter 

on page 59.

LED is flashing red, quick flash, (100 ms on, 800 ms off)

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.

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. 

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