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Copyright 2005© Siemens AG
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Service Repair Documentation
Level 2.5e – C75
Release 1.0
9.2 Loudspeaker (XG1702-XG1703)
Pin Name IN/OUT Remarks
1 MONO1_OUT O 1st connection to the internal earpiece. Earpiece can be
switched off in the case of accessory operation. EPP1
builds together with EPN1 the differential output to drive the
multifunctional “earpiece” (earpiece, ringer, handsfree
function).
2 MONO2_OUT O 2nd connection to the internal earpiece. Earpiece can be
switched off in the case of accessory operation.
9.3 Battery (X1400)
Pin Name Remarks
1 BATT+ Positive battery pole
2 AKKU_TYP Recognition of battery/supplier
3 GND Ground
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