Sony Ericsson Txt pro Manuale utente
1246-9261 Rev 1
©Sony Ericsson Mobile Communications AB – Company Internal
Troubleshooting Guide
- electrical -
Txt pro,CK15i,CK15a
Troubleshooting Guide (elect)
1246-9261 Rev 1
©Sony Ericsson Mobile Communications AB – Company Internal 2(16)
CONTENTS
1Troubleshooting Flow....................................................................3
1.1Display...................................................................................................3
1.2Touch..................................................................................................... 4
1.3Illumination ...........................................................................................5
1.4Keys & Sensors .................................................................................... 6
1.5Alert & RTC ...........................................................................................7
1.6Audio .....................................................................................................8
1.7On/Off ....................................................................................................9
1.8Charging & Capacity ..........................................................................10
1.9SIM .......................................................................................................11
1.10Camera ................................................................................................12
1.11Data Communication..........................................................................13
1.12Memory Stick ...................................................................................... 14
1.13Network & Signal................................................................................15
2Revision History...........................................................................16
Troubleshooting Guide (elect)
1246-9261 Rev 1
©Sony Ericsson Mobile Communications AB – Company Internal 3(16)
1 Troubleshooting Flow
1.1 Display
Symptom:
Replace: Display problem
J502, if damaged, visual check pin 1,3,5,7,9,11,13,15,17,19,21,23,25
U506, U507 or U508, if damaged
Troubleshooting Guide (elect)
1246-9261 Rev 1
©Sony Ericsson Mobile Communications AB – Company Internal 4(16)
Troubleshooting Flow
1.2 Touch
Symptom:
Replace: Touch Screen problems
J502, if damaged vision check pin 24,26,30,32
Troubleshooting Guide (elect)
1246-9261 Rev 1
©Sony Ericsson Mobile Communications AB – Company Internal 5(16)
Troubleshooting Flow
1.3 Illumination
Symptom:
Replace: No Display illumination
J502, if damaged, visual check pin 40,42,44,46,48,50
Symptom:
Replace: No Main key LED
D705, if short circuit
Q701, if damaged
D701, D702, D703, D704 if damaged
Symptom:
Replace: No Pre-charge Charge LED
J502,if damaged vision check pin 16
Q501, if damaged
Troubleshooting Guide (elect)
1246-9261 Rev 1
©Sony Ericsson Mobile Communications AB – Company Internal 6(16)
Troubleshooting Flow
1.4 Keys & Sensors
Symptom:
Replace: Power/Lock Key problems
SW704, if damaged
Symptom:
Replace: Camera Key problems
SW703, if damaged
Symptom:
Replace: Volume up key problems
SW701,if damaged
Symptom:
Replace: Volume down key problems
SW702,if damaged
Symptom:
Replace: QWERTY keys problems
D707, D708, D710,D714,D718 if short circuit
Symptom:
Replace: Proximity Sensor
U501, if damaged
Symptom:
Replace: Accelerometer problems
U503, if damaged
Symptom:
Replace: Slide/Flip Sensor
U504, if damaged
Troubleshooting Guide (elect)
1246-9261 Rev 1
©Sony Ericsson Mobile Communications AB – Company Internal 7(16)
Troubleshooting Flow
1.5 Alert & RTC
Symptom:
Replace: Vibrator problems
J605, if damaged
Q602
Symptom:
Replace: The clock has to be set after the battery has been detached
BAT201
Troubleshooting Guide (elect)
1246-9261 Rev 1
©Sony Ericsson Mobile Communications AB – Company Internal 8(16)
Troubleshooting Flow
1.6 Audio
Symptom:
Replace: No Microphone
J502 vision check pin 39
Symptom:
Replace: No Earphone
J502 vision check pin 31,33
Symptom:
Replace: No or bad Loudspeaker
D601, D603, if short circuit
L602, L604, if open
Symptom:
Replace: No Hands-free (PHF) Aux Microphone
D606, if short circuit
Symptom:
Replace: No Hands-free (PHF) Aux Earphone
D607 or D608, if short circuit
Symptom:
Replace: No Hands-free (PHF) audio – Phone not recognizes PHF set
D610, if short circuit
Symptom:
Replace: No FM Radio
D605, if short circuit
Troubleshooting Guide (elect)
1246-9261 Rev 1
©Sony Ericsson Mobile Communications AB – Company Internal 9(16)
Troubleshooting Flow
1.7 On/Off
Symptom:
Replace: Using no current when On/Off key is pressed and will not start.
J402, if damaged
SW704, if damaged
D401, if short circuit
Troubleshooting Guide (elect)
1246-9261 Rev 1
©Sony Ericsson Mobile Communications AB – Company Internal 10(16)
Troubleshooting Flow
1.8 Charging & Capacity
Symptom:
Replace: No Charging from power outlet
J402, if damaged
J403, if damaged, visual check pin1,5
D402, if short circuit
U401
U202
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