Sharp DV-S2U Service Manual - Page 28

Video Block Diagram DATA(VIDEO) SIGNAL DATA(AUDIO) SIGNAL VIDEO SIGNAL DATA(VIDEO/AUDIO) SIGNAL IC601 (DVD HOST PROCESSOR) FROM DVD SIGNAL PROCESS BLOCK DIAGRAM PARA0-PARA7 ~ 6 PARA0 13 PARA7 ~ FROM/TO PROGRESSIVE BLOCK DIAGRAM CN1801 CN702 YC(0-7) 3-10 SDA 13 SCL 14 /FERS 15 H SYNC 16 FID 17 CLK27MHz 1 ~ 46 YC7 39 YC0 194 195 186 116 114 ~ INTERNAL PERIPHERALS PORTS CPU CENTRAL COMMAND PORT CACHE SUBSYSTEM FRONT-END & LINK INTERFACE ST20 ARBITER & MEMORY CONTROLLER 51 AUDIO 52 DECODER 55 56 57 191 190 189 192 FROM/TO SYSTEM CONTROL BLOCK DIAGRAM CLK27MHz /FERS SDRAM I/F CD FIFO BLOCK MOVE PROGRAMMABLE CPU INTERFACE IC602 (8Mbit FLASH MEMORY) 25 ~~ ~ A0 16 A18 8 ADDR1-ADDR20 1 48 ~ DQ0 29 DQ15 45 ~ DATA0-DATA15 WE 11 CE 26 OE 28 ~ ~~ ~ ~ 161 170 ADDR1 173 ADDR20 182 141 DATA0 158 DATA15 128 DQM0 132 CS3 117 OE ~ ~ SDRAM ARBITER 32 VIDEO DECODER VIDEO FILTERING OSD, SP DECODER & MIXING 33 DENC SHARED SDRAM INTERFACE 34 25 27 AD0 AD13 DQ0 DQ15 CAS RAS DQML DQMU WE CS 66 ~ 73 58 ~ 63 84 ~ 93 97 ~ 102 77 76 79 80 78 74 PCM-BCK PCM-DATA0 PCM-SCLK PCM-LRCLK SPDIF A-MUTE ADAC-MD ADAC-MC ADAC-ML TO AUDIO BLOCK DIAGRAM IC1402 (VIDEO DRIVER) 6 CN701 5 VIDEO-Y 9 VIDEO-C CN1601 5 12 9 2 WF1 WF3 CN701 CN1601 7 VIDEO-CVBS 7 4 3 VIDEO-U 3 1 VIDEO-V 1 14 16 WF2 4dB AMP 4dB AMP 4dB AMP 4dB AMP 4dB AMP 4dB AMP 2dB LPF AMP DRIVER 27 2dB LPF AMP DRIVER 24 2dB LPF AMP DRIVER 33 2dB LPF AMP DRIVER 30 2dB LPF AMP DRIVER 21 2dB LPF AMP DRIVER 18 MUTE 15 JK1401 S-VIDEO OUT Y 3 C 4 12 JK1403 COMPOSITE VIDEO OUT VIDEO-U OUT VIDEO-V OUT VIDEO-Y OUT AD0 AD13 DQ0 DQ15 CAS RAS LDQM UDQM WE CS 20 ~ 26 29 ~ 35 2 ~ 13 42 ~ 53 17 18 15 39 16 19 ~ ~ 1-9-7 IC604 (64Mbit SDRAM) DVD MAIN CBA UNIT FROM/TO PROGRESSIVE BLOCK DIAGRAM CN1802 CN1602 VIDEO-Y 2 VIDEO-U 4 VIDEO-V 6 I/P SW 12 1-9-8 AV CBA E56B0BLV