Sony HCD-C990 Service Manual - Page 46

HCD-C770/C990 7-15. SCHEMATIC DIAGRAM - DVD Board (3/10) - • See page 71 for Waveforms. • See page 76 for IC Block Diagrams. D1 D2 D3 D4 D5 (Page 45) D6 D7 D8 D3V DGND (3/10) D3V FL705 VDD I/O0 I/O1 I/O2 I/O3 VDD I/O4 I/O5 I/O6 I/O7 N.C. GND I/O15 I/O14 I/O13 I/O12 GND I/O11 I/O10 I/O9 I/O8 N.C. BDF BDE BDD BDC BDB BDA BD9 BD8 XCAS XMOE MA9 MA8 MA7 MA6 MA5 MA4 N.C. N.C. WE RAS A11 A10 A0 A1 A2 A3 VDD N.C. LCAS UCAS OE A9 A8 A7 A6 A5 A4 GND DGND 16Mbit D-RAM IC706 MSM51V18165F60TSKR1 RF_AC WPK WRF C870 33000p R803 100 WAVRB R804 0 SL812 C871 0.01 SL813 SL811 WRF R805 10k WPK BD0 BD1 BD2 BD3 BD4 BD5 BD6 BD7 WE RAS MA11 MA10 MA0 MA1 MA2 MA3 C727 10 C724 0.1 C725 0.1 VDDQ VDDQ DQ12 DQ2 DQ13 VSSQ VSSQ DQ14 DQ15 VSS C795 100 6.3V C796 0.1 C797 220 4V +2.5V REGULATOR IC702 TA48M025F(TE16L) IN G OUT 16Mbit SD-RAM IC808 MSM56V16160F-8TK 7R1 DQ3 DQ1 DQ0 VDD FL810 C840 10 C843 0.01 SDEF XSAK XSHD XDCK IC813 SN74LV245APWR C812 0.01 SDEF XSAK XSHD SDCK SD7 SD6 SD5 SD4 SD3 SD2 SD1 SD0 LEVEL SHIFT FL807 C802 10 FL812 C841 10 C803 0.01 C848 0.01 XSRQ DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 SWE SCAS SRAS SA11 SA10 SA0 SA1 SA2 SA3 DQ4 DQ11 DQ5 DQ10 VSSQ VSSQ DQ6 DQ9 R889 10k R888 10k R887 10k R886 10k R885 10k R884 10k R883 10k R882 10k C842 0.01 DCLK DCKE SA9 SA8 SA7 SA6 SA5 SA4 C726 0.1 A7 A8 A9 NC CKE CLK UDQM A10/AP A11-BA LDQM NC/RFU VDDQ VDDQ DQ8 A0 CS RAS CAS WE DQ7 IC812 SN74LV245APWR LEVEL SHIFT R847 22 IC814 TC7WH157FK Y SL ST VCC GND Y B A A1 A6 A2 A5 C849 0.01 C837 0.01 DQ5 DQ4 DQ3 DQ2 DQ1 DQ0 DCLK DCKE SWE SCAS SRAS VSS A4 VDD A3 C854 0.01 C804 0.01 C811 0.01 AV7 AV6 AV5 AV4 AV3 AV2 AV1 AV0 C819 0.01 SACD/DVD SELECT SA11 SA10 SA9 SA8 SA7 SA6 SA5 SA4 SA3 SA2 SA1 SA0 R830 4.7k XSHD SDCK XSAK SDEF AV0 AV1 AV2 AV3 AV4 AV5 AV6 AV7 C813 0.01 768FS C817 0.01 DQ5 DQ4 VDIOA2 DQ3 DQ2 DQ1 DQ0 VSIOA3 DCLK DCKE XWE XCAS XRAS VDIOA3 NC A11 A10 VSCA3 A9 A8 VDCA3 A7 A6 A5 A4 VSIOA4 A3 A2 A1 A0 VDIOA4 XSRQ XSHD SDCK XSAK SDEF SD0 SD1 SD2 SD3 SD4 SD5 SD6 SD7 EXCKO1 VSIOA0 MCKI XMSDOE XRST SMUTE VDCA0 MSDATO MSREADY VSCA0 XMSLAT MSCK MSDATI R829 100 C808 100p R827 100 MSDATO SHRRDY MSDATI MSCK XMSLAT R800 4.7k R828 4.7k R839 4.7k XRST_DSD SHRMUT C807 0.01 C810 0.01 R831 33k EXCKO2 LRCK F75HZ VDIOA0 MNT0 MNT1 MNT2 MNT3 MNT4 R842 10k C815 0.01 DSD DECODER IC801 CXD2752R MNT5 MNT6 MNT7 DQ6 DQ7 VSIOA2 WAVSS0 WAVSS1 WAVRB WARFI WAVDD1 WAVDD0 WCK WRFD VDCB2 WAD7 WAD6 WAD5 WAD4 VSCB2 TESTI WAD3 WAD2 WAD1 WAD0 VDIOB1 IDIN7 IDIN6 IDIN5 VSIOB1 IDIN4 IDIN3 IDIN2 IDIN1 IDIN0 IVLD VDCB1 IHOLD IPLAN IANCI IERR VSCB1 IBCK IOUTE IFRM VDIOB0 IEMPTY DQ6 DQ7 R843 0 R841 0 R840 0 R838 0 R837 0 R836 0 R835 0 R834 0 R833 0 R846 0 R845 0 R844 0 TCK TDI VSCA1 AGND D3V TDO TMS TRST TEST1 C867 0.01 C865 C866 0.01 0.01 R852 0 FL811 IFULL IANCO VSIOB0 IOUT5 IOUT4 VDCB0 IOUT3 IOUT2 VSCB0 IOUT1 IOUT0 VDDSD1 DSARS ZDFRS DSALS ZDFLS VSDSD1 DSALFE ZDFLFE DSAC ZDFC VDDSD0 DSAR ZDFR DSAL ZDFL PHREFO PHREFI BCKAO BCKAI VSDSD0 BCKASL NC NC VDCA2 NC TEST5 TEST4 NC VSCA2 SUPEN SUPDT7 SUPDT6 VDIOA1 R851 0 DSLS DSRS DSL DSR DSC DSLF SDATALS SDATARS SDATAL SDATAR SDATAC SDATALF DSRS R826 22 DSLS R850 22 DSLF R849 22 DSC R848 22 DSR R821 22 DSL R822 22 R823 22 C857 0.01 C861 0.01 C855 0.01 R867 0 C856 0.01 R866 0 R865 0 (Page 50) DSBC DSMCK CDDOUT SUPDT5 SUPDT4 VSIOA1 SUPDT3 SUPDT2 SUPDT1 SUPDT0 XBIT UBIT C818 C839 0.01 0.01 C838 0.01 TRST TMS TDOSA TDISA TCK (Page 48) VDCA1 TEST3 TEST2 CDDOUT F7 F4 F6 F2 F3 F1 (Page 47) 46 46