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Confidential 36 ICM MP CCQ GRM C
J. Junggebauer
Version 1.1 October 2003
8.8 No function
Affected unit: Gigaset SL 100/ SL150
Diagnosis code IRIS: 92000 (FUNCTIONALITY / SWITCH ON PROBLEMS)
Repair level:
Level 2.5
Components:
Cascade regulator TLE 4307
Needed equipment: Hot air blower, soldering iron, multimeter
Working material: Flux, solder
Diagnosis: The base station does not switch on. Measure Pin 5 (Q) against ground
(e.g. Pin 3 (GND) or RF-cover). Voltage must be appr. 3.3 volts.
If the IC is destroyed by a lightning stroke (chipped component) scrap the base!!!
Repair:
Desolder the IC and solder a new component with a hot air blower.
Put some flux on the joints and resolder them with a soldering iron.
If necessary put additional solder on the joints.
SL100: location N600 SL150: location N650
Test:
Assemble the base station and connect it to mains.
Check if the base station switches on and do an outgoing test.
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