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ABOUT TROUBLESHOOTING MEASUREMENT POINTS COMPONENT OVERVIEW FUNCTIONAL OVERVIEW APPENDIX
SEMC Troubleshooting Manual
C905
1 (124)
Troubleshooting Manual
1222-9526 rev. 1
C905
ABOUT Contents SEMC Troubleshooting Manual
C905
ABOUT ABOUT 2 Audio Digital 57
Contents 2 Audio FM Radio 58
General information Equipment List 3 Application & System Performance Top 59
ABOUT
System Top 60
TROUBLESHOOTING 8 System Control - Clocks & Resets 61
The purpose of this document is to provide enhanced technical information for Sony Ericsson Power On/Off Problems 8 System Memories 62
USB and Software Flash Problems 8 System PoP IF 63
repair technicians in order to assist during service, repair and troubleshooting operations on Sony
Dead Phone Problems 9 Power Top 64
Ericsson mobile phones. It should be used as a complement to other repair instructions and tools Power Regulators & Charging 65
as notified by the local Sony Ericsson representative. Display Problems 10
Display Illumination Problems 11 Power Imaging 66
To search for components throughout the entire document use the "search" function in Adobe Opto Sensor Problems 11 Power ASICs 67
Acrobat Reader 7.0 (or later version) and enter the component name or other word. Use zoom to On-Off Key Problems 12 Power WLAN 68
Numeric Keypad & Connectivity Top 69
enlarge.
Camera Snap Button Problems 12 Connectivity I2C & ADC 70
For easier navigation of the document you can use the bookmarks that appear in the Bookmarks Navigation Keypad & Game Button Problems 13 Connectivity Cards 71
tab on the left side of the Adobe Acrobat Reader window. Each bookmark jumps to a page in the Volume Button Problems 13 Connectivity 72
Camera Play and Mode Button Problems 14 Connectivity Keypad 73
document. Connectivity Video Companion Chip 74
Numeric Keypad LED Problems 14
Navigation Keypad LED Problems 15 Imaging Top 75
Auto Focus LED Problems 15 Imaging Display 76
Imaging Camera 77
Disclaimer Back Side LED Problems
Tally LED Problems
16
16 Imaging LMU & Flash 78
Camera Snap Button LED Problems 17 Access Top 79
This document is Sony Ericsson confidential and should be treated as confidential in accordance Access GSM & UMTS 80
with the agreement with Sony Ericsson. This document is intended for use by authorized service Camera Navigation LED Problems 17
Trickle Charge LED Problems 18 Access Bluetooth 81
technicians only. Sony Ericsson is not to be held responsible for any damages or losses caused Access AGPS 82
Xenon Flash Problems 18
intentionally or unintentionally due to unauthorised use of the information in this document. Multimedia Combo Chip Problems 19 Access WLAN 83
Camera Problems 19 Test 84
Camera Cover Detect Problems 20
TV Out Problems 20 COMPONENT OVERVIEW 85
Charging Problems 21 Front Side 85
USB/VBUS Charging Problems 21 Back Side 86
SIM Problems 22
Memory Stick Problems 22 FUNCTIONAL OVERIEW 87
Primary & Secondary Mic Problems 23 Technical Description 87
Ear Speaker Problems 23 Platform Block Diagram 99
Loudspeaker Problems 24 Block Diagram Power Distribution 100
Handsfree (PHF) Problems 24 Block Diagram Clocking Concept 101
FM Radio Problems 25
FM Radio Antenna Problems 25 APPENDIX 102
Bluetooth Problems 26 Replaceable Parts 102
WLAN Problems 26 Components - L2200, L4201-04 103
GSM Problems 27 Components - L2406, L4200 103
WCDMA I, II and V Problems 27 Components - N1210, N1211 104
WCDMA VIII Problems 28 Components - N1510, N2200 104
A-GPS Problems 28 Components - N1300, N2206 105
Accelerometer Problems 29 Components - N2212, N2213 105
Vibrator Problems 29 Components - N2300, N2410, N2411 106
Real Time Clock Problems 30 Components - N2420, N2421, N2422 107
Slide Sensor Problems 30
Revision History System Connector Protection Test 31
Components - N2500, N2700, N3100
Components - N3101, N4400, S2415
108
109
Current Consumption Test 31 Components - V2200, V2202 109
Rev. Date Changes / Comments Backup Capacitor Test 33 Components - V2412, V2417 109
Charging Test 33 Components - V2414-16, V2470, V4201 110
1 12/05/2008 Initital revision. ASIC Revision Test 34 Components - V4203, X1200, X1210-11 110
Measurement Points Pictures 35 Components - X1540, X2201 111
Components - X2401, X2402 111
MEASUREMENT POINTS 52 Components - X2410, X4200, X4300 112
Front Side 52 Components - X4311-15, X4400 112
Back Side 53 Components - X4410, Z2400, Z4200-02 113
Top Schematic 54 Keyboard FPC Schematics 114
Audio Top 55 Troubleshooting Software Documentation 115
Audio Analog 56 Troubleshooting Fixture Setup Instructions 122
1222-9526 rev. 1 2 (124)
TROUBLESHOOTING Equipment List SEMC Troubleshooting Manual
C905
C905 Equipment List Power Supply Channel 2 (DCIO/SEPI)
Agilent 6632B or similar
Location: CSPN