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Siemens Home and Office  
Communication Devices GmbH & Co. KG 

 

Confidential 

15 

SHC CC RCT 

Version 1.5 

 

J. Junggebauer 

 

 

      

 

5.4  Repair of C104 

Affected unit:   

 

A160/ 260, AC160 base station 

 
Diagnosis code IRIS:   

4N100 (Interfaces / Analogue / No Function)

 

 

Repair level: 

  Level 

2.2 

 
Components: 

  C104 

 
Needed equipment:   

Hot air blower, tweezers 

 
Working material:  

None 

 
Diagnosis: 
The line is always busy. No incoming and no outgoing calls possible. Line voltage breaks down. 
Sometimes the behaviour is sporadically. 
 
Repair: 
Replace C104 (marked with a red circle on the left bottom corner). 
 
Test: 
Make a call. 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Summary of Contents for Gigaset C360

Page 1: ...ens Home and Office Communication Devices GmbH Co KG Confidential 1 SHC CC RCT Version 1 5 J Junggebauer Service Manual Gigaset A160 CL6010 C360 AC160 A165 CL6015 C365 AC165 A260 C360 HF A265 C365 HF AC265 ...

Page 2: ...RE REQUIREMENTS 4 2 2 HARDWARE REQUIREMENTS 4 2 3 SPECIAL EQUIPMENT AND TOOLS 4 3 PROCEDURES 5 3 1 FUNDAMENTAL RESET 5 3 2 SERVICE PROCEDURES FOR A16 AND A26 HANDSET 5 3 3 SERVICE PROCEDURES FOR A160 65 AND A260 65 BASE 6 4 TEST SETUP RECOMMENDATION 8 4 1 TEST STEPS HANDSET 10 4 2 TEST STEPS BASE STATION 10 5 REPAIR 11 5 1 DISASSEMBLING HANDSET 11 5 2 REPAIR OF RECEIVER 12 5 3 DISASSEMBLING BASE S...

Page 3: ...re identical with the A160 165 265 system The construction of the A165 is identical with CL6015 and C365 The PCB is different The construction of the A260 is identical with C360 HF The PCB is different The construction of the A265 is identical with C365 HF The PCB is different 1 1 Purpose This document enables a workshop to check the above mentioned systems The test is necessary to decide whether ...

Page 4: ...4175 Gigaset A160 A260 A165 or A265 base station to test customer s handset Gigaset A16 and A26 handset to test customer s base station 1 AC adaptor where the cable is opened cut off for the amperemeter 1 Mini Western PSTN cable with a parallel cable for the voltmeter 1 voltmeter to measure the PSTN line voltage of the customer s base 1 amperemeter to measure the AC current of the AC adaptor conne...

Page 5: ...ophone Metering mode Press o k to activate an information line during normal operation mode and leave the service menu afterwards Example 100 0 02 016 100 RX level Frequency Time slot Base code Bit error rate 100 100 o k Measure time Changes the measure time of the metering mode change is not necessary Working time Read out the time for which the handset has been switched on Example 100h means han...

Page 6: ...T Version 1 5 J Junggebauer 3 3 Service procedures for A160 65 and A260 65 base Press menu key 3 3 9 X Setting Service Pin 76200 if required Y option see table o k Pos acknowledges tone rising sequence of notes Procedure has been accepted Note The service procedures are confidential ...

Page 7: ... 2 digit 00 space User ID 3 digit 000 Localincrement 00 All decimal 4 3 Ring detection frequency 0 20 60 Hz 1 15 75 Hz 2 other factory setting 4 4 DP behaviour pulse pause 0 1 5 1 1 2 1 4 5 CLIP list activated 0 on 1 off 4 6 Off hook CLIP activated 0 off 1 on 6 2 Exception Place and Code 6 5 Approval test will stay activated until power on reset Read out RFPI working time counter of base station S...

Page 8: ... test customer s Handset Gigaset A16 and A26 handset to test customer s base station 2 multimeters 1 voltmeter to measure the PSTN line voltage of the customer s base 1 amperemeter to measure the AC current of the AC adaptor connected to the customers base station 2 modified cables 1 AC adaptor where the cable is opened cut off for the amperemeter 1 Mini Western PSTN cable with a parallel cable fo...

Page 9: ...nt measurement Measurement of AC adaptor current Measurement of PSTN voltage golden device base for testing customer s handset customer s system Handset is registered to G4175 system or base station test handset test Connection for corded phones under the bottom of G4175 golden device handset for testing customer s base station Measurement of carge current ...

Page 10: ... an incoming call Test the RF range of the customer s handset by walking to a marked line 4 2 Test steps base station Try to verify the customer s fault description If necessary perform a long term test sporadic problems e g RF or charging problems Complete test e g if no customer s fault description available Check the current consumption of the customer s base station Control the PSTN voltage Re...

Page 11: ...Repair 5 1 Disassembling handset Tools Opening tool G2000 4000 Insert the tool at first on the microphone latch and turn it to open the latch a little Continue with the other latches start at the microphone area and continue until you reach the receiver area The procedure is similar to the one of the C45 handset ...

Page 12: ...when measuring RLR receiving loudness rating In most cases the earphone capsule is defective If there is no noise audible on the earphone when making a sidetone check it s also possible that the wire of the coil is broken Check the resistance of the coil with a multimeter The typical resistance is appr 120 ohm 20 In other cases replace it Repair Replace receiver Test Put the repaired board in a te...

Page 13: ...Confidential 13 SHC CC RCT Version 1 5 J Junggebauer 5 3 Disassembling of base stations A160 260 Tools Screwdriver with cross recess opening tool G2000 4000 see picture below Unscrew the 2 screws Insert opening tool G2000 4000 in one side and turn it upwards ...

Page 14: ...vices GmbH Co KG Confidential 14 SHC CC RCT Version 1 5 J Junggebauer Do the same on the other side Pull on both case shells while bending one case shell a little to both sides A165 265 Tools Screwdriver with cross recess Unscrew the 6 screws ...

Page 15: ...s code IRIS 4N100 Interfaces Analogue No Function Repair level Level 2 2 Components C104 Needed equipment Hot air blower tweezers Working material None Diagnosis The line is always busy No incoming and no outgoing calls possible Line voltage breaks down Sometimes the behaviour is sporadically Repair Replace C104 marked with a red circle on the left bottom corner Test Make a call ...

Page 16: ...s Working material None Diagnosis Infineon chip could cause voltage drops when the RF part is busy This should appear often shortly after picking up the handset to accept or make a call but could in some cases also appear during a call Before replacing the regulator it has to be made sure that the problem is caused by the base station Repair Replace N602 if Infineon is equipped see picture below t...

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