1. INTRODUCTION
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PAM
Power Amplifier Module
PCB
Printed Circuit Board
PGA
Programmable Gain Amplifier
PLL
Phase Locked Loop
PSTN
Public Switched Telephone Network
RF
Radio Frequency
RLR
Receiving Loudness Rating
RMS
Root Mean Square
RTC
Real Time Clock
SAW
Surface Acoustic Wave
SIM
Subscriber Identity Module
SLR
Sending Loudness Rating
SRAM
Static Random Access Memory
PSRAM Pseudo
SRAM
STMR
Side Tone Masking Rating
TA Travel
Adapter
TDD
Time Division Duplex
TDMA
Time Division Multiple Access
UART
Universal Asynchronous Receiver/Transmitter
VCO
Voltage Controlled Oscillator
VCTCXO
Voltage Control Temperature Compensated Crystal Oscillator
WAP
Wireless Application Protocol
Содержание KG920
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Страница 48: ...3 TECHNICAL BRIEF 49 3 8 2 AFE Analog Front End Figure 3 22 ...
Страница 52: ...3 TECHNICAL BRIEF 53 3 8 5 MBGM01 5M CCD ISP Figure 3 25 ...
Страница 55: ...3 TECHNICAL BRIEF 56 3 8 6 MV8620 5M back end IC Multi Media Function Figure 3 26 ...
Страница 58: ...3 TECHNICAL BRIEF 59 3 9 MIDI IC YMU787 Figure 3 27 YMU787 BLOCKDIAGRAM ...
Страница 87: ...4 TROUBLE SHOOTING 88 Graph 4 8 BLUE RST Graph 4 9 DEBUG_TX RX Graph 4 10 PCM_SYNCS TX RX USC0 ...
Страница 96: ...4 TROUBLE SHOOTING 97 4 7 KEY backlight Trouble TEST POINT Q101 R122 Q101 LD101 LD119 Figure 4 38 Figure 4 39 ...
Страница 108: ...4 TROUBLE SHOOTING 109 CIRCUIT WAVEFORM Figure 4 59 Graph 4 11 Figure 4 60 Figure ...
Страница 109: ...4 TROUBLE SHOOTING 110 TEST POINT U602 FB602 U100 Q100 Q101 C113 C114 Figure 4 61 Figure 4 62 ...
Страница 111: ...Figure 4 65 Graph 4 12 4 TROUBLE SHOOTING 112 C102 C113 U101 Figure 4 66 C137 U103 TEST POINT WAVEFORM ...
Страница 112: ...4 TROUBLE SHOOTING 113 Figure 4 67 Figure 4 68 CIRCUIT ...
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Страница 139: ...6 BLOCK DIAGRAM 140 6 BLOCK DIAGRAM Figure 6 1 ...
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