User`s guide

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Battery

Installation

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Conﬁguration Usage Troubleshooting Glossary

Touchstone WTM652 Telephony Modem User’s Guide

Extended Backup Battery Installation

1 Pull back the battery door latch and remove the battery door. Set the door

aside.

2 Stand the Telephony Modem on its top, so the battery bay faces up.

3 Align the guides on the battery with the slots on the Telephony Modem as

shown below, and slide the battery into the bay.

Note: Batteries will not insert completely into the Telephony Modem if not

oriented correctly. The battery should slide into the bay without signiﬁcant

force. Line up the slots in the battery bay with the guides on the battery

and apply even pressure on both ends of the battery.