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Private Communication Systems
Mobile Phones
S6 GSM/PCN
Level 2.5
Repair Documentation
V1.4
V1.4 |
Page 1 of 17 |
PN MP ST |
D. Schnoor
08/98
Private Communication Systems
Mobile Phones
Table of Contents: |
|
1 RF CONNECTOR |
|
................................................................................................................................................................................... |
3 |
2 EXCHANGE OF EXTERNAL CONNECTOR |
|
................................................................................................................................................................................... |
6 |
3 1A FUSE |
|
................................................................................................................................................................................. |
10 |
4 RINGER |
|
................................................................................................................................................................................. |
13 |
5 ANNEX ................................................................................................................................................................ |
16 |
V1.4 |
Page 2 of 17 |
PN MP ST |
D. Schnoor
08/98
Private Communication Systems
Mobile Phones
1RF Connector
1.1Affected Units |
|
1.1.1Type: |
S6 GSM / PCN |
1.1.2Affected IMEIs / Date Codes: All / All |
|
1.1.3Affected SW-Versions: |
All |
1.1.4Fault Code for LSO reporting: |
3RFC |
1.2Fault Description
1.2.1Fault Symptoms for customers:
Customers experience a low Rx sensitivity of the handset, having problems registering to the network and making calls.
1.2.2Fault Symptom on GSM-Tester:
The GSM-Tester will show a low Tx-Power only on the internal antenna (aerial coupler measurement!).
1.3Priority:
........ Mandatory
........ Repair
........ Optional
........ Not Yet Defined
V1.4 |
Page 3 of 17 |
PN MP ST |
D. Schnoor
08/98
Private Communication Systems
Mobile Phones
1.4Repair Documentation
1.4.1Description of procedure:
1.4.1.1Diagnosis
Visually check the status of the antenna connector. Look for a bent contact or dry soldering joint.
1.4.1.2Repair by component change
Use hot air blower to remove defective connector.
Resolder new connector afterwards.
Pin 1 is the RF pin, pins 2 and 3 are ground.
1.4.1.3Repair by SW-Booting
Not possible!
1.4.1.4Test
Retest handset after repair.
1.4.2List of needed material
1.4.2.1Components
Connector X751
Part-Number: L24859-Z1359-A24
1.4.2.2 Jigs and Tools
Soldering Iron
Hot Air Blower
1.4.2.3Special Tools
None
V1.4 |
Page 4 of 17 |
PN MP ST |
D. Schnoor
08/98
Private Communication Systems
Mobile Phones
1.4.2.4Working materials
Desolder Wick / Braid
Solder
Flux
1.4.3Drawings
Figure 1: S6 Board RF Connector Side
Figure 2: S6 RF Connector (X751) Placement (Top View)
V1.4 |
Page 5 of 17 |
PN MP ST |
D. Schnoor
08/98
Private Communication Systems
Mobile Phones
2Exchange of External Connector
2.1Affected Units |
|
2.1.1Type: |
S6 GSM / PCN |
2.1.2Affected IMEIs / Date Codes: All / All |
|
2.1.3Affected SW-Versions: |
All |
2.1.4Fault Code for LSO reporting |
3MOC |
2.2Fault Description
2.2.1Fault Symptoms for customers:
Customers are unable to charge the battery, since the charging pin is broken/missing
Network search
Connector is physically damaged
2.2.2Fault Symptom on GSM-Tester:
Power problems on the external and internal antenna
Location update problems on external and internal antenna
2.3Priority:
........ Mandatory
........ Repair
........ Optional
........ Not Yet Defined
V1.4 |
Page 6 of 17 |
PN MP ST |
D. Schnoor
08/98
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