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Copyright 2005© Siemens AG
Page 47 of 53
TD_Repair_L2.5_A70_A75_R1.0.pdf Release 1.0
10.2 Earpiece (XG243)
Pin Name IN/OUT Remarks
1 EPP1 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 EPN1 O 2nd connection to the internal earpiece. Earpiece can be
switched off in the case of accessory operation.
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