Loudspeaker Faulty - Siemens Gigaset SL100 Service Manual

7.8 Loudspeaker faulty

Affected unit:
Diagnosis code IRIS:
Repair level:
Components:
Needed equipment:
Working material:
Diagnosis:
The diaphragm of the loudspeaker could be affected by dust or humidity or the
loudspeaker could be electrically faulty.
Make a sidetone check (service-menu) in order to check the sound of the speaker.
If there is no sound, check the resistance of the coil with a multimeter.
The typical impedance is appr. 16 ohms. In other cases replace it.
Repair:
Replace loudspeaker.
Test:
Put the repaired board in a testhousing.
Make a sidetone check by blowing into the microphone and checking the volume
of the noise on the loudspeaker.
Confidential
Version 1.1
Gigaset SL1
72200 (ACOUSTICS / RECEIVING / LOUDSPEAKER)
Level 1
Loudspeaker
Multimeter
None
23
Information and
Communication Mobile
ICM MP CCQ GRM C
J. Junggebauer
October 2003