TD 92644EN
User Manual
Ascom d81 DECT Handset
14 Maintenance
97
18 June 2018 / Ver. K
14.1.3 Charge Spare Batteries
Spare batteries can be charged with a separate battery pack charger. It can charge six
batteries at the same time.
IMPORTANT: It is not permitted to charge intrinsically safe batteries using the battery pack
charger.
14.1.4 Replace the Battery
If the standby time for the handset becomes too low, the battery should be replaced by a
new one. Please contact your system administrator or your supplier, for information about
new batteries. Attach the battery as described in Figure 16 on page 100. It is attached inside
the battery lid and is connected to the handset in such a way that no misalignment of the
contact is possible.
NOTE: Use the battery pack opener to untight the screws on the intrinsically safe handset.
Figure 15. Replaceable battery. Unlock the lid, loosen the screws and remove the
battery according to the illustration.
14.2 Easy Replacement of Handset
Easy replacement can be used if a handset needs to be replaced due to, for example, a
broken display. The easy replacement procedure is done via the handset display and the
DC4 Advanced Desktop Charger, or the CR3 Charging Rack.
The following settings are replaced during easy replacement:
• DECT registration
• User parameters (including User ID)
•Contacts
• The extension number is assigned to the new handset.
The following settings are not replaced during the easy replacement:
1
1
3
2
1
3
2
Intrinsically safe handsetNon-Intrinsically handset
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