ABOUT
Contents
SEMC Troubleshooting Manual
K630 - V640 - K660
ABOUT
General information
The purpose of this document is to provide enhanced technical information for Sony Ericsson
repair technicians in order to assist during service, repair and troubleshooting operations on Sony
Ericsson mobile phones. It should be used as a complement to other repair instructions and tools
as notified by the local Sony Ericsson representative.
To search for components throughout the entire document use the “search” function in Adobe
Acrobat Reader 7.0 (or later version) and enter the component name or other word. Use zoom to
enlarge.
For easier navigation of the document you can use the bookmarks that appear in the Bookmarks
tab on the left side of the Adobe Acrobat Reader window. Each bookmark jumps to a page in the
document.
Disclaimer
This document is Sony Ericsson confidential and should be treated as confi dential in accordance
with the agreement with Sony Ericsson. This document is intended for use by authorized service
technicians only. Sony Ericsson is not to be held responsible for any damages or losses caused
intentionally or unintentionally due to unauthorised use of the information in this document.
Revision History
Rev.
Date
Changes / Comments
06/20/2008
Initital revision.
ABOUT 2
Connectivity Connectivity
40
General Information
2
Connectivity Keypad
41
Contents 2
Imaging Top
42
Imaging Display
43
TROUBLESHOOTING 3
Imaging Camera
44
Equipment List
3
Access Top
45
On/Off Problems
9
Access GMS & UMTS
46
Flash Problems
9
Access Bluetooth
47
Dead Phone Problems
10
Audio Top
48
Display Problems
11
Audio Analog
49
Display Illumination Problems
11
Audio Digital
50
Key Problems
12
FM Radio
51
LED Problems
12
Test 52
Main and VGA Camera Problems
13
Squid RF Module - Radio Top
53
Vibrator Problems
13
Squid RF Module - Radio Cont UMTS
54
Charging Problems
14
Squid RF Module - Radio Duplex
55
USB/VBUS Charging Problems
14
Squid RF Module - Radio Top UMTS
56
SIM Problems
15
Squid RF Module - Radio Receiver UMTS
57
Memory Stick Problems
15
Squid RF Module - Radio Synthesizer UMTS
58
Audio Internal Problems
16
Squid RF Module - Radio Power Amplifi er UMTS
59
Audio External Problems
16
Thor RF Module - Top
60
FM Radio Problems
17
Thor RF Module - GSM/EDGE Tx + FEM
61
Bluetooth Problems
17
Thor RF Module - GSM/EDGE Rx + Synth
62
GSM Network Problems
18
WCDMA Network Problems
18
COMPONENT OVERVIEW
63
System Connector Protection Test
19
Front Side
63
Current Consumption Test
19
Back Side
64
Battery and Current Calibration Test
21
Backup Capacitor Test
21
FUNCTIONAL OVERVIEW
65
Charging Test - ASIC Revision Test
22
Technical Description
65
Reference Measurement Points
23
Block Diagram Access
75
Block Diagram Application
76
ME
MEASUREMENT POINTS 24
Front Side
24
APPENDIX 77
Back Side
25
Replaceable Parts
77
Top Schematic
26
Components - B2100, B3100, L2200
78
Application & System Performance Top
27
Components - L2401-04, N1002, N1200
79
System Top
28
Components - N1210, N1400
80
System Control - Clocks & Resets
29
Components - N2203, N2204, N2205
81
System Memories
30
Components - N3100, N3101, S2400-03
82
PoP IF
31
Components - V2202, V2206, V2405
83
Power Top
32
Components - V2420-21, V3101-10, V4201
83
Power Regulators & Charging
33
Components - X1001-03, X1200, X1201-03
84
Power Camera
34
Components - X2200, X2402
85
Power ASICs
35
Components - X2403, X2490, X4200, X4310
86
Power Memories
36
Components - X4300
87
Connectivity Top
37
Troubleshooting Software Documentation
88
Connectivity ADC & I2C
38
Troubleshooting Fixture Setup Instructions
95
Connectivity Cards
39
AB
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1215-3608 rev. 1
2
(96)
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