Table of Contents
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1. INTRODUCTION.......................3
1.1 Purpose.........................................3
1.2 Regulatory Information.......................3
2. PERFORMANCE.......................5
2.1 H/W Features..................................5
2.2 S/W Features..................................6
3. TECHNICAL BRIEF..................13
3.4 RF SAW (B9308)............................22
3.5 Audio Amplifier (TPA6205A1)...........23
3.6 Charger IC (MP26021)......................24
3.7 Camera Driver (AIT701A)..................26
3.8 FM Radio (Si4703)...........................30
3.9 LCD Interface................................32
3.10 SIM Card Interface........................34
3.11 KEYPAD Interface.........................35
3.12 Key LED Interface.........................36
3.13 Vibrator Interface..........................37
3.14 Micro SD Interface........................38
4. TROUBLE SHOOTING..............39
4.1 Power On Trouble...........................39
4.2 SIM Card Trouble...........................42
4.3 Vibrator Trouble.............................44
4.4 Keypad Trouble..............................46
4.5 RTC Trouble.................................48
4.6 Key Backlight Trouble......................50
4.7 LCM Backlight Trouble....................53
4.8 LCM Trouble.................................55
4.9 Microphone Trouble........................57
4.10 Receiver Trouble...........................59
Table Of Contents
)............13
)..........18
) ......21
4.11 Speaker Trouble............................61
4.12 Headphone Trouble........................63
4.13 Charging Trouble............................67
4.14 FM Radio Trouble..........................69
4.15 Camera Trouble.............................75
4.16 Micro SD Trouble..........................78
4.17 RF Trouble................................80
5. DOWNLOAD...........................93
5.1 Download setup..............................93
5.2 Download Process...........................95
6. BLOCK DIAGRAM..................106
7. CIRCUIT DIAGRMA................107
8. BGA IN PIN Check...................113
9. PCB LAYOUT.........................116
10.ENGINEERING MODE............118
11.CALIBRATION.......................120
11.1 Test equipment setup......................120
11.2 APT Technologies..........................120
12. Stand alone test.......................135
12.1 Test Program Setting......................135
12.2 TX Test .....................................137
12.3 RX Test......................................138
REPLACEMENT PART LIST........139
13.1 Exploded View.............................139
13.2 Replacement Part..........................142
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