C4050 Handset

do not let the battery or the charger come into contact with conductive metal objects

do not dispose of the batteries in a fire

Battery installation

The C4050 handset uses two NiMH (Nickel-Metal Hydride) rechargeable AAA 650 mAh batteries.

Do not use disposable AAA 1.5 V batteries.

Battery replacement

553-A0080

Slide the back cover of the handset upwards to insert or remove batteries.

Battery charging

Comply with the following:

charge the battery for at least eight hours before using the handset for the first time

charge the handset on a regular basis

do not leave the handset connected to the charger longer than one month without using

A fully charged handset, when switched off, discharges in approximately one week.

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Nortel Networks C4050 instruction manual Battery installation, Battery replacement, Battery charging