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1. INTRODUCTION
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4
1.1 Purpose
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4
1.2 Regulatory Information
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4
A. Security
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4
B. Incidence of Harm
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4
C. Changes in Service
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4
D. Maintenance Limitations
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4
E. Notice of Radiated Emissions
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5
F. Pictures
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5
G. Interference and Attenuation
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5
H. Electrostatic Sensitive Devices
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5
1.3 Abbreviations
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2. PERFORMANCE
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8
2.1 H/W Feature
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2.2 Technical Specification
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3. TECHNICAL BRIEF
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13
3.1 General Descreption
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3.2 Receiver
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A. RF front end
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B. Demodulator and
baseband processing
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14
C. DC Offset Compensation
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14
3.3 Transmitter Part
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15
A. IF Modulator
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. 15
B. OPLL
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C. Synthesizer
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D. TX APC Part
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E. Power Amplifier
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3.4 13 MHz Clock
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3.5 Power Supplies and Control Signals
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18
3.6 Digital Main Processor
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3.7 Analog Main Processor
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24
3.8 Power Management
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26
3.9 Memories
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28
3.10 Display and Interfaces
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28
3.11 Keypad Switches and Scanning
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29
3.12 Microphone
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30
3.13 Earpiece
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31
3.14 Hands-free Interface
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32
3.15 Headset Jack Interface
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32
3.16 Key Back-light Illumination
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32
3.17 LCD Back-light Illumination
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3.18 Multi-Color LED Illumination
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33
3.19 Speaker & MIDI IC
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34
4. TROUBLE SHOOTING
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35
4.1 RF Components
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35
4.2 Tx Trouble
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44
4.3 Power on Trouble
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60
4.4 Charging Trouble
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62
4.5 LCD Trouble
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64
4.6 Receiver Trouble .
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66
4.7 Speaker Trouble
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69
4.8 Mic Trouble
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72
4.9 Vibrator Trouble
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75
4.10 Backlight Trouble
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4.11 Folder on/off Trouble
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79
4.12 SIM Detect Trouble
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81
4.13 Earphone Trouble
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4.14 HFK Trouble
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5. ASSEMBLY INSTRUCTION
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95
5.1 Disassembly
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95
6. DOWNLOAD
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102
6.1 Download Setup
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102
6.2 Download Procedure
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103
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