Sony Ericsson T200 Troubleshooting Manual

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Trouble Shooting Guide T200, Electrical
Contents
1
Explanations ....................................................................................................................2
1.1 Service functions in the software................................................................................2
2
Network Problems ..........................................................................................................3
3
On/Off Problem...............................................................................................................4
4
Display / Illumination Problems ....................................................................................5
5
Charging Problems .........................................................................................................6
6
LED Problems .................................................................................................................7
7
Alert Problems ................................................................................................................8
8
Microphone Problem ......................................................................................................9
9
Real time clock problem...............................................................................................10
10
SIM Card recognition Problem ...................................................................................10
11
Revision history.............................................................................................................12
4/00021-2/FEA 209 544/71 B
Sony Ericsson Mobile Communications AB
All manuals and user guides at all-guides.com
Trouble Shooting Guide, Electrical
Approved according to 000 21-LXE 107 42/1

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Summary of Contents for Sony Ericsson T200

  • Page 1: Table Of Contents

    All manuals and user guides at all-guides.com Trouble Shooting Guide, Electrical Trouble Shooting Guide T200, Electrical Contents Explanations ........................2 1.1 Service functions in the software................2 Network Problems ......................3 On/Off Problem.......................4 Display / Illumination Problems ..................5 Charging Problems ......................6 LED Problems .........................7 Alert Problems ........................8...
  • Page 2: Explanations

    • Service tests • Text labels • To use the function press the following combination, using the naviation button and the keyboard: > * < < * < * 4/00021-2/FEA 209 544/71 B 2(12)  Sony Ericsson Mobile Communications AB...
  • Page 3: Network Problems

    Antenna Connector; it should be less than 1Ω. Replace Antenna Connector if it’s necessary. If fault still remains, send the unit to higher level according to local company directives. Fig. 2.1 Fig. 2.2 Fig. 2.2 4/00021-2/FEA 209 544/71 B 3(12)  Sony Ericsson Mobile Communications AB...
  • Page 4: On/Off Problem

    Make sure that the system connector is not damaged Replace system connector if necessary. If fault still remains, send the unit to higher level according to local company directives Fig. 3.1 4/00021-2/FEA 209 544/71 B 4(12)  Sony Ericsson Mobile Communications AB...
  • Page 5: Display / Illumination Problems

    If the LCD connector is OK, replace the Display assembly (Fig 4.2) If fault still remains, send the unit to higher level according to local company directives. Fig. 4.1 Fig. 4.2 4/00021-2/FEA 209 544/71 B 5(12)  Sony Ericsson Mobile Communications AB...
  • Page 6: Charging Problems

    Mechanically damaged, dirty or oxidized. Replace the System Connector (Fig 5.2) if it’s necessary. If fault still remains, send the unit to higher level according to local company directives Fig. 5.1 Fig. 5.2 4/00021-2/FEA 209 544/71 B 6(12)  Sony Ericsson Mobile Communications AB...
  • Page 7: Led Problems

    Always take off the dome foil before soldering / replacing LED (Fig 6.3). Refer to Mechanical work instruction. If fault still remains, send the unit to higher level according to local company directives Fig. 6.2 Fig. 6.1 Fig. 6.3 4/00021-2/FEA 209 544/71 B 7(12)  Sony Ericsson Mobile Communications AB...
  • Page 8: Alert Problems

    Check the Buzzer (Fig. 7.1) if it’s incorrectly soldered. Replace the Buzzer if necessary. If fault still remains, send the unit to higher level according to local company directives Fig. 7.1 4/00021-2/FEA 209 544/71 B 8(12)  Sony Ericsson Mobile Communications AB...
  • Page 9: Microphone Problem

    Check the microphone holder (Fig. 8.2) if it’s incorrectly soldered, dirty or oxidized. Replace the microphone holder if it’s necessary. If fault still remains, send the unit to higher level according to local company directives Fig. 8.1 Fig. 8.2 4/00021-2/FEA 209 544/71 B 9(12)  Sony Ericsson Mobile Communications AB...
  • Page 10: Real Time Clock Problem

    Use Service function – Real time clock test to make sure that RTC is working properly. If fault still remains, send the unit to higher level according to local company directives Fig. 9.1 10 SIM Card recognition Problem 4/00021-2/FEA 209 544/71 B 10(12)  Sony Ericsson Mobile Communications AB...
  • Page 11 Mechanically damaged, dirty or oxidized. Replace the SIM Connector (Fig 10.2) if it’s necessary. If fault still remains, send the unit to higher level according to local company directives Fig. 10.1 Fig. 10.2 4/00021-2/FEA 209 544/71 B 11(12)  Sony Ericsson Mobile Communications AB...
  • Page 12: Revision History

    All manuals and user guides at all-guides.com Trouble Shooting Guide, Electrical 11 Revision history Rev. Date Changes / Comments 2002-07-02 First release 2002-09-04 Minor changes 4/00021-2/FEA 209 544/71 B 12(12)  Sony Ericsson Mobile Communications AB...

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