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Private Communication Systems

Mobile Phones

7 Battery

7.1 Specification

The C1x battery is a NiMH type with a voltage of

3.6 Volts and a capacity of 700 mAh.

Suppliers are Varta and Maxell. You can easily recognize

the manufacturer by the colour of the battery cells: Varta’s

cells are of a green colour, Maxell’s ones are bluish.

The connections BATT+ and GND are used to supply the

mobile.

Insertion of battery:

If the battery would be inserted into the telephone the wrong way round, the phone

would be destroyed because of inverted polarity. To prevent this, at both sides of the

bottom of the battery there are different mechanical guides which match there

respective counterparts in the battery compartment of the telephone.

Service Manual C1x V 1.0 PN MP ST

R. Fleuren

Sm_C1x_lvl2_v10_w97.doc Page 18 of 23 09/98

BATT+ GND

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