LG B2050 Service Manual - Page 95
BLOCK DIAGRAM - Base Band
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6. BLOCK DIAGRAM 6. BLOCK DIAGRAM - Base Band SIM_RST/ CLK/DATA VSIM USC(0:5) DEBUG BAT_TEMP VBAT VCHG VCHG - 94 - BEE Project Baseband Block Diagram LCD (128X128) MCP (128X32) CS/WR/RD/DIMM C O ADD0 N N DATA(0:15) ADDR(0:23) ROM_CS,RAM_CS RD/WD/RST/... DATA ( ADDRESS ( A VIBR ATOR TR D 6 0 .. 5 KEY KEYROW(0:4) 0 15 .. KEYCOL(0:4) 23 ) 2 7 ) PAD POWERKEY MIDI (MD2871, 4nPOIY) MIDI_RST/CS MIDI_IRQ AUXOP2 1W AMP (option) 20 SIM VSYNTHEN ANT_SW R SDATA,EN,CLK F PA_EN,BAND 13MHz ABB_IRQ ABB_RESET CLK_OUT MCLK_EN CSDI/CSDO/CSFO BSDO/BSDI/BSOFS.. ASDI/ASDO/ASFS JTAGEN/TDI/TDO.. 32 KHz VBAI Control Signal Power Audia RF RKI, RXQ TXI, TXQ R AFC TX_RAMP F 1V8_VCORE 2V8_VMEM 1VS_VRTC VSIM 2V75_VABB A 2V75_VTCXO D 2V5_VMIC 6 POWERKEY 5 GATE 3 DRIVE 7 LIGHT LIGHT B KEYPAD LED VOUTNOR AOTU1 13 S G FET D VBAT AINI VINNOR AIN2 AOUT3 AOUT2 JACKDETECT AUXIP AUXOP1 AUXOR2 EAR-MIC HOOKDETECT - + I/O CONN
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