Sony 757MX Service Manual - Page 30

CDX-757MX 6-11. SCHEMATIC DIAGRAM - MAIN Board (3/3) - • See page 31 for for Waveforms. • See page 34 for IC Block Diagram. (3/3) B1 (Page 28) TC-XRDE D201 M1MA152WK-T1 R202 100k XRDE C201 0.1 R501 220 B4 B5 B6 B2 SW B3 XRST DATA XLAT CLOK SENS SCLK GFS FOK DECSTBY DECXRST XQOK ML MC MD XWRE (FOR PC) CN201 6P RESET PCTX PCRX FL_BOOT +B GND TP210 TP209 TP208 TP207 R211 100k R206 100k R201 100k MUTE CDON EVON FWD REV SCOR GRSCOR MUTE NC NC CDON EVON PCTX PCRX NC NC NC ELVF ELVR SCOR NC GRSCOR NC AVSS NCI NCI NCI NCI NCI NCI NCI EHS SYSTEM CONTROLLER IC201 HD6432238R WN21TEIV RV202 RV202 10k ELEVATOR HEIGHT SENSOR C202 C203 0.1 0.1 RV201 47k R204 0 TP203 C204 0.1 R207 C205 1k 0.1 R203 100k X201 12.288MHz MAG RST SW201 EJECT NCI MCK Vref AVCC MD0 MD1 OSC2 OSC1 RES NMI STBY VCC XTAL VSS EXTAL FWE MD2 FL_BOOT FL_W NC NC MGLK-SW DECINT NC EJECT -SW DOUT_SEL CFSEL TEXTSEL ESPSEL DAC-LAT DAC-CLK DAC-DATA XWRE XRDE XQOK VSS NC CVCC XRST CDDAT CDLAT CDCLK SENS SCLK GFS FOK DECSTBY DECXRST C501 0.1 C502 47 16V BCK DATA LRCK TEST LIM_SW SAVE_SW LOAD_SW SINGLE LOADR LOADF NC NC BUCHK BUSON R/RW_SEL NC NC NC NC SQCK SQSO NC EECLK SCL SDA EEDATA SCLK SI SO R209 470k R208 100k SW201 MAGAZINE DETECT LIM SAVE LOAD REV FWD BUCHK BUSON BP201 R215 1k Q202 MUN2211T1 CD-ROM/ RW SELECT SWITCH SQCK SQSO SCL SDA SCK SI SO R212 R210 1k 10k DECINT IC202 BR24C16FJ-E2 SDA SCL VSS VCC VSS S2 S1 SO EEPROM TP211 C206 0.1 C503 0.1 C504 47 16V DIGITAL FILTER, D/A CONVERTER IC501 PCM1748E/2K BCK SCK DATA ML LRCK MC DGND MD VDD ZEROL VCC ZEROR VOUTL VCOM VOUTR AGND C1 C4 C3 ML MC MD C7 C6 C8 C9 (Page 29) C5 30 30