Sony Ericsson G705 Manuale utente

State: Released Rev 2

Troubleshooting Guide

- electrical -

G705

©Sony Ericsson Mobile Communications AB – Company Internal

Trouble Shooting Guide Repair Instruction Electrical/Trouble Shooting Guide, Electrical/

State: Released Rev 2

CONTENTS

1Troubleshooting Flow......................................................................3

1.1 Display .................................................................................................... 3

1.2 Illumination............................................................................................. 4

1.3 Keys & Sensors......................................................................................5

1.4 Alert & RTC.............................................................................................6

1.5 Audio.......................................................................................................7

1.6 On/Off......................................................................................................8

1.7 Charging & Capacity..............................................................................9

1.8 SIM......................................................................................................... 10

1.9 Camera..................................................................................................11

1.10 Data Communication ...........................................................................12

1.11 Memory Stick........................................................................................ 13

1.12 Network & Signal.................................................................................. 14

2Revision History.............................................................................15

For general information about troubleshooting, refer to

1220-1336: Generic Repair Manual - electrical

©Sony Ericsson Mobile Communications AB – Company Internal 2(15)

Trouble Shooting Guide Repair Instruction Electrical/Trouble Shooting Guide, Electrical/

State: Released Rev 2

1 Troubleshooting Flow

1.1 Display

Symptom:

Replace: Display problem

X4200, if damaged

Z4200, Z4201 or Z4202

©Sony Ericsson Mobile Communications AB – Company Internal 3(15)

Trouble Shooting Guide Repair Instruction Electrical/Trouble Shooting Guide, Electrical/

State: Released Rev 2

Troubleshooting Flow

1.2 Illumination

Symptom:

Replace: No Display illumination

X4200, if damaged

L4200, if more than 1 Ω

V4203

N2401

Symptom:

Replace: No Navigation keys illumination

X4200

Symptom:

Replace: No Navigation Orange LED

X4200

Symptom:

Replace: No Numeric keyboard illumination

X2401, if damaged

Symptom:

Replace: No Web short cut LED

X2401, if damaged

Symptom:

Replace: No Tally LED

X2402, if damaged

Symptom:

Replace: No Flash LED

X2402, if damaged

Symptom:

Replace: No Trickle Charge LED

X4200, if damaged

©Sony Ericsson Mobile Communications AB – Company Internal 4(15)

Trouble Shooting Guide Repair Instruction Electrical/Trouble Shooting Guide, Electrical/

State: Released Rev 2

Troubleshooting Flow

1.3 Keys & Sensors

Symptom:

Replace: Numeric keyboard problems

X2401, if damaged

Symptom:

Replace: Navigation keys problems

X4200, if damaged

Symptom:

Replace: Camera key problems

S2403

Symptom:

Replace: Walkman / Play and Stop button problems

S2404

Symptom:

Replace: Volume up key problems

S2406

Symptom:

Replace: Volume down key problems

S2405

Symptom:

Replace: Opto Sensor problems

X4200, if damaged

N2201

Symptom:

Replace: Slide Sensor problems

B4410, if damaged

Symptom:

Replace: Accelerometer problems

N2411

©Sony Ericsson Mobile Communications AB – Company Internal 5(15)

Trouble Shooting Guide Repair Instruction Electrical/Trouble Shooting Guide, Electrical/

State: Released Rev 2

Troubleshooting Flow

1.4 Alert & RTC

Symptom:

Replace: Vibrator problems

B2000

Symptom:

Replace: The clock gain or lose time – SERP calibrating is performed

B2100

Symptom:

Replace: The clock has to be set after the battery has been detached

C2214

©Sony Ericsson Mobile Communications AB – Company Internal 6(15)

Trouble Shooting Guide Repair Instruction Electrical/Trouble Shooting Guide, Electrical/

State: Released Rev 2

Troubleshooting Flow

1.5 Audio

Symptom:

Replace: No Microphone

B3100

Symptom:

Replace: No Earphone

X4200, if damaged

Symptom:

Replace: No or bad Loudspeaker

X3102, if damaged

V3101

N3100

Symptom:

Replace: No Hands-free (PHF) Aux Microphone

X2405, if damaged

L2401 or L2402, if more than 2 Ω

N3101

Symptom:

Replace: No Hands-free (PHF) Aux Earphone

X2405, if damaged

L2403, L2404, L2405, L2406 or L2408, if more than 2 Ω

N3101

Symptom:

Replace: No Microphone and no Earphone – Phone stuck in PHF mode when PHF is not attached

V2417, if short circuit

N2422

Symptom:

Replace: No Hands-free (PHF) audio – Phone not recognizes PHF set

X2405, if damaged

N2422

Symptom:

Replace: No FM Radio

X2405, if damaged

R2451, if more than 1 Ω

N1300

©Sony Ericsson Mobile Communications AB – Company Internal 7(15)

Trouble Shooting Guide Repair Instruction Electrical/Trouble Shooting Guide, Electrical/

State: Released Rev 2

Troubleshooting Flow

1.6 On/Off

Symptom:

Replace: Current draw greater than 300 mA

N1200, if module getting hot

Symptom:

Replace: Current draw when powered off

N1200

Symptom:

Replace:

Using no current when On/Off key is pressed and will not start.

Starts when charger is inserted.

X4200, if damaged

Symptom:

Replace: Hangs at gray display – Constant vibration – Will not power off.

B2100

Symptom:

Replace: Draws current when On/Off key is pressed, returns to zero

L2200, if more than 1 Ω

L2201

N2200

N1211

N1200

Symptom:

Replace: Will not power off

V2470

Symptom:

Replace: Other

X2201, if damaged

©Sony Ericsson Mobile Communications AB – Company Internal 8(15)

Trouble Shooting Guide Repair Instruction Electrical/Trouble Shooting Guide, Electrical/

State: Released Rev 2

Troubleshooting Flow

1.7 Charging & Capacity

Symptom:

Replace: No Charging from power outlet

X2405 or X2201, if damaged

V2200, if short circuit

R2449 or R2490, if more than 1 Ω

V2202

Symptom:

Replace: No Charging from computer via USB

X2405, if damaged

L2452, if more than 1 Ω

N2421

Symptom:

Replace: The Clock has to be set after the battery has been detached.

C2214

©Sony Ericsson Mobile Communications AB – Company Internal 9(15)

Trouble Shooting Guide Repair Instruction Electrical/Trouble Shooting Guide, Electrical/

State: Released Rev 2

Troubleshooting Flow

1.8 SIM

Symptom:

Replace: SIM not detected

X2402, if damaged

©Sony Ericsson Mobile Communications AB – Company Internal 10(15)

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