JVC-THA75R-ddcs-sm维修电路原理图.pdf

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1、SCHEMATIC DIAGRAMS DVD DIGITAL CINEMA SYSTEM No.21189SCH 2003/02 COPYRIGHT 2003 VICTOR COMPANY OF JAPAN, LTD. TH-A75R TH-A75R Contents Block diagrams Standard schematic diagrams Printed circuit boards 2-1 2-4 2-1521 CD-ROM No.SML200302 Area suffix B - U.K. E - Continental Europe EN - Northern Europe

2、 EV - Eastern Europe SP-WA75 SP-XSA75 SP-XCA75 XV-THA75R STANDBY COMPACT SUPER VIDEO D I G I T A L E X P R O L O G I C DVD DIGITAL CINEMA SYSTEM RGB PHONES SOURCE VOLUME RMSTHA75R DVD CINEMA SYSTEM CHANNEL/ZOOMVOLUMETV VOL TUNING STOP DIMMER PAUSE FF/ /REW TV/VIDEO MUTING REC PLAY DOWNUP MEMORYSTROB

3、E DVDVCR 1 AUDIO VIDEO/ TV SOUND ANGLE FM/AM SUBTITLEDECODE RETURNDIGEST VFP TOP MENUMENU CONTROLEFFECT S.WFR TEST SLEEP TV VCR SETTING TV RETURN ENTER ON SCREEN CHOICE FM MODE 123 456 789 100+10 100+ TVAUDIO VCR SOUND PTY SEARCH DVD RDS TA/NEWS/INFO PTYPTY RDS DISPLAY SURROUNDOFFDSP CENTER + + + +

4、SURR-LSURR-RS-BACK + ADJUST O.T. REPLAY RadioFans.CN 收音机爱 好者资料库 TH-A75R In regard with component parts appearing on the silk-screen printed side (parts side) of the PWB diagrams, the parts that are printed over with black such as the resistor ( ), diode ( ) and ICP ( ) or identified by the mark near

5、by are critical for safety. (This regulation does not correspond to J and C version.) RadioFans.CN 收音机爱 好者资料库 TH-A75R 2-1ABCDEFG 1 2 3 4 5 CN101 IC101 FRONT END PROCESSOR DVD servo board LVA10298-C1 Main board LVA10375-A1 IC301 SODC IC201 DRIVER IC401 DISPLAY MICOM DI401 FL DISPLAY IC271 SYSTEM MICO

6、M IC531 DSP MICOM IC511 CODEC IC512 DAC IC521 DSP IC551 8CH VOLUME CN502 CN209 CN205 CN203 CN591 J2403 SCART TERMINAL B G R/C C Y J2401 S-VIDEO OUT FROM/TO TUNER UNIT CN207 CN401 IC402 REMOCON J5531 STB/DBS &VCR L/R IN Switch board LVA10376-A1 DSP board LVA10377-A1 DVD traverse mechanism CN202 IC251

7、 SPINDLE MOTOR DRIVER IC401 UNIT CPU IC501 PANTERA-2 IC505 DRAM IC509 FLASH ROM IC231 VIDEO DRIVER CN101 AC IN DVD traverse mechanism T101 T121 Trans. REG. F1,F2 D5V -VDISP CN174 Fan motor POWER switch CN201 IC451 EEPROM IC524 F-ROM J2401 COMPOSITE VIDEO OUT J2891 AV COMPULINK2 DVD loader mechanism

8、IC201 RDS B/E/EN/EV version only COMPOSITE/Y Overall block diagram Block diagrams CN171CN173CN172 LVB10378-A1 Power board CN202CN201 CN208 CN503 CN592 IC560 IC562 IC564 IC566 AMP. IC540 IC544 IC546 IC548 IC557 AMP. IC525 IC526 IC527 SRAM J5521 STB/DBS DIGITAL IN Amplifier board CN701 LVA10379-A1 IC7

9、21 MAIN AMP. IC701 WOOFER AMP. CN402 CN206 Power key board LVA10378-A3 STANDBY LED C Y J2201 S-VIDEO IN1/IN2 J2201 COMPOSITE VIDEO IN1/IN2 IC221 VIDEO SW2 IC211 VIDEO SW1 PROTECTOR & LOW VOLTAGE DETECTOR CN702 J701 J702 CN703 CN204 W401 LVA10378-A4 CN403 J401 HEADPHONE Headphone board CN203 LVA10375

10、-A1 8TU-R 6TU-L 10RDS 4TU-DTO 3TU-CKJ 2TU-DTI 1TU-CE 14SPDIF 16DISKSTP 17SSPCLK1B 18FLINT 19SSPOUT1B 21SSPIN1A 23FLCS- 25CPURST CN205 IC201 RDS DECODER X2071 OSC TU-R17 TU-L18 S-MUTING11 12HP-R 13HP-L 16SCART-L 15SCART-R 7VOL_LATCH 8VOL_CLK 6VOL_DATA 5DSP-CLK 4DSP-STAT 3 S-PON DSP-COM 2DSP-RDY 1DSP-

11、RST 26D5V 25D5V X2701 OSC 8MHz IC271 SYSTEM MICOM 70,72-74 21-26 82,83 98,99 5962-64 75 36 34,35 42-47 51 29 67,6876 PAL/NTSC AVVLR SCART_LIN SCART_RIN TO Video input/output CN208 FROM/TO CN591 OF LVA10377-A1 (DSP) FROM/TO CN503 OF LVA10298-C1 (DVD servo) FROM/TO TUNER UNIT 8,9,1016 2 DVD-PON 17DI-D

12、ATA 16DI-CLOCK 15KEY1 KEY2 13REMOCON 8,9,18,20 61,91,92 CN207 FROM/TO CN401 OF LVA10376-A1 (FL display) 27 14 Q2861 STBY LED CTL 81 B/E/EN/EV version Q2701 BACKUP B5V Q2821 SAFETY1 DETECT +12V -12V 6 IEC95829 Main board Q2801 Q2802 S-MUTE DRIVER 13 System control section 27SWUPDN 28SWOPEN 19DI-RESET

13、 18DI-CS 10HP HP-R9 HP-L7 POWER 4 STANDBY 1 CN202 D5V5 FROM/TO CN173 OF LVB10378-A1 (Power supply) CN201 6 7 BEAT CUT AMP-PON 8 9 2 17 12 FAN-ON/OFF FAN-CTL 11 10 79 80 IC272 Q2702 RESET 33 FROM/TO CN172 OF LVB10378-A1 (Power supply) 9BASS IC251 HP AMP. Q2703 87-89 90 SW1-SELECT1 SW1-SELECT2 SW1-SEL

14、ECT BLANK-CTL 3 4 DBS-S/C VCR-S/C 54 55 VIDEO-MUTE2 VIDEO-MUTE1 49,56,57 VIDEO-LPF VIDEO-YCMIX VIDEO-RGB 4 1 CN206CN402 Power key board LVA10378-A3 only TH-A75R 2-2 TH-A75R HABCDEFG 1 2 3 4 5 IC101 FRONT END PROCESSOR IC251 SPINDEL MOTOR DRIVER IC301 SODC IC401 UNIT CPU IC451 EEPROM IC501 PANTERA-2

15、IC505 16M SDRAM LD 49,50 53,54 57-60 62,63 T+/- F+/- 11,12 13,14 98 11 STD0-7 LSI RST 1 CPUA0-17 WAITDEC FROM/TO CN209 OF LVA10375-A1 (System control) DVD traverse mechanism CN101 LVA10298-C1 CN502 15 17 19 21 IC201 DRIVER FM+/- LM+/- 17,18 15,16 SM1-32,4,7 H1+/- H2+/- H3+/- 9-14 50 CPUD0-7 X571 OSC

16、 27MHz 79 476 IC509 FLASH ROM IC512 IC513 Latch 114 118 112 110 CN503 27 25 24 6 8 12 14 4M9V D5V S5V D3.3V S3.3V DDATA(NC) 14 13 12 10 9 8 6 M5V IC521-1/4 IC521-2/4 IC522-3/4 IC523 IC510 EEPROM 65 IC521-3/4 IC521-4/4 IC522-4/4 IC522-2/4 IC522-1/4 CN201 CN202 DVD traverse mechanism Loader mechanism

17、DVD servo section FROM/TO CN208 OF LVA10375-A1 (System control) TRVSW 1 X301 OSC 16.9MHz 23 X401 OSC 13.5MHz 27 26 28 11 3 4 15 2 4 11 M5V DISCSTP SSPCLK1B SSPOUT1B DISCSET SSPIN1A FLINT FLCS- CPURST SWUPDN(SW3) SWOPEN(SW2) DCLK(NC) SPDIF COUT S1OUT(NC) TOPEN TCLOSE /LMMUTE CbOUT CrOUT M9V D3.3V D3.

18、3V S3.3V YOUT D5V S5V M9V DVD servo board IC231 VIDEO DRIVER S2401 RGB/YC SW S/COMPOSITE VIDEO OUT J2401 AV COMPULINK C Y TO System control G/CV AVVLR NTSEL B/CV 19 15R/C COMPOSITE/Y 11G 7B J2403 LVA10375-A1 Video input/output section DI401 FL DISPLAY 100 2,3,5,26 CN401 9,10 1 62 -VDISP17 F218 F119

19、8 FROM/TO CN207 OF LVA10375-A1 (System control) B5V G1-G14 P1-P35 16D5VD5V REMOCON7 INITIAL2 DATA IN3 RESET IC401 DISPLAY MICOM FL display section CLOCK4 1 1412V IC402 Remocon receiver B5V 12V 29 LVA10376-A1 11 14 6 16 8 2 25 23 31 28 21 Q2311 5 R/C 14 C Y 5 11 J2201 S/COMPOSITE VIDEO IN 1 14 CV C Y

20、 S/COMPOSITE VIDEO IN 2 6 9 8 6 9 8 3 16 1 CV 11 3 16 1 Q2301 IC211 VIDEO SW1 IC221 VIDEO SW2 CV/Y J2891 33 CV VIDEO-SW2 VIDEO-SW1/SW3 VIDEO-MUTE1/MUTE2 VIDEO-Y/C-MIX VIDEO-RGB VIDEO-LPF BLANK-CTL TO System control HP-R11 HP-L13 HP10 KEY15 KEY26 S402-S410 , , , , ,SOURCE VOL-,VOL+, Q404 Q406 ILLUMI

21、LED&DIMMER D402 D403 Q403 Q405 PROG/RGB LED&DIMMER D401 40 27 39 CN403 4 3 1 W401 4 3 1 LVA10378-A4 J401 HEADPHONE Main board Q2483 Q2484 16BLANKING Switch board X401 OSC 8MHz Headphone board TH-A75R 2-3ABCDEFG 1 2 3 4 5 OUT_L- OUT_SL OUT_SR OUT_C OUT_SB MUTING FROM/TO DSP Q5711 Mute control IC551 8

22、CH VOLUME IC560 Amp. J5531 IC562 Amp. IC564 Amp. Q5731 Mute control Q5712 Mute control Q5713 Mute control Q5732 Mute control Q5701 Q5702 Mute control 9 16 10 15 12 11 34 33 32 37 31 38 Audio input/output section 29 27 26 4 5 24 23 22 1 28 IC521 DSP 15,40 42,432,3,44 143,144 1 55 4145,46,48 49,52 11

23、17 88 31 OUT_SR MUTING IC531 DSP MICOM IC511 CODEC Q531 X531 OSC 6.14MHZ 30 OUT_SL 29 OUT_LFE 28 OUT_C 26 OUT_SB VOL_DAT VOL_STB 32 IN_L 33 IN_R IC525-IC527 SDRAM VOL_CLK VOL_DAT VOL_STB D5V D5V DSP_RST DSP_REDY DSP_COM DSP_STAT IEC958 VOL_CLK LVA10377-A1 FROM/TO CN203 OF LVA10375-A1 (System control

24、) CN591 IC592 REG A3.3V FROM/TO Audio input/output DSP section 7-13 5-7,10 12-16 D1.9V IC593 REG Q532 X521 OSC 12.5MHZ LVA10377-A1 4 62 IN_L IN_R OUT_LFE 13 Q5714 Mute control 74-77 69-72 L R L R Q5733 Mute control TUNER_L SCART_L TUNER_R SCART_R STB/DBS IN VCR IN 7 4 3 8 OUT4_L OUT4_R OUT4_SL OUT4_

25、SR CN592 6 2 OUT4_C OUT4_SB IC566 Amp. 35 1OUT4_LFE TO CN701 OF LVA10379-A1 (Power amplifier) Q5661-Q5663 BASS BOOST 12 14 CN591 13 15 HP_L17 HP_R18 TO CN203 OF LVA10375-A1 (System control) Q5734 Mute control S_MUTING19 S_BASS21 OUT_L+ OUT_R- OUT_R+ VOL_DAT VOL_STB VOL_CLK 262527 DIGITAL_I/O J5521 S

26、TB/DBS DUGITAL IN 25DSP_CLK 43 IC524 FLASH-ROM 84 IC532 IC533 2 1 4 47 15-19 44 18,57 64-67 IC512 DAC 4 12 OUT_L+ 11 OUT_L- 10 OUT_R+ 9 OUT_R- 6,41 DIGITAL_I/O DSP board IC540 Amp. IC557 Amp. IC544 Amp. IC546 Amp. IC548 Amp. DSP board 14 54,56,66 5-8 1,2,4 3 CN171 T101 POWER TRANS. 9 2 15 7 3 4 Q172

27、 REG. TO FAN MOTOR 5+37V 7+22V 6 L103 IC101 SWITCH REG. TO CN703 OF LVA10379-A1 (Power amplifier) LVA10378-A1 AC IN Q184-Q186 F101 D101 Power supply section CN101 2 1 L101 L102 5 6+37V 8+22V 11-22V 13-37V 12-22V 14-37V 11 10 T121 POWER TRANS. 1 1 4 IC121 SWITCH REG. 5 3 4 3 4+12V 2-12V 1PROTECT CN17

28、2 13F2 14F1 8 9 Q171 REG. 15-VDSP 12 IC171 REG. 21 CN173 2DVD3.3V 3DVD3.3V 4DVD5V 6D5V 7M9V 8M9V 13 16 Q161 REG. 16B5V 12SYS-PON 11DVD-PON 10BEAT CUT 9AMP-PON 8FAN-CTL 7FAN-ON/OFF 6-12V 5-7V 2+7V 1+12V 14 Q162 REG. Q165 REG. Q166 REG. Q183 REG. CN174 1 4 Q163 Q164 Q174 Q175 Q176 Q177 IC102 -IC104 PH

29、OTO COUPLER Q188 Q181,Q182 Q187 TO CN201 OF LVA10375-A1 (System control) TO CN202 OF LVA10375-A1 (System control) Power amplifier section IC701 WOOFER AMP. 12 13 3 CN701 4SL 3SR 2SB 1LFE 8R 7L 6C IC721 MAIN AMP. 26 28 25 16 21 15 7 9 3 1 6 10 RY701-RY704 8 6 4 2 J702 LFEOUT FROUT FLOUT FCOUT 6 4 2 J

30、701 SROUT SLOUT SBOUT +12V CN702 2RELAY_CTL 1PROTECT 6SAFETY Q751,Q753-Q757 PROTECTOR Q731,Q732 RELAY CTL. Q761 LOW VOLTAGE DET. CN703 14PROTECT LVA10379-A1 TO CN592 OF LVA10377-A1 (Audio input/output) TO CN204 OF LVA10375-A1 (System control) TO CN171 OF LVA10378-A1 (Power supply) Power board IC122

31、IC123 PHOTO COUPLER Q178 Amplifier board TH-A75R 2-4 TH-A75R HABCDEFG 1 2 3 4 5 Digital (Audio) signal Audio signal Video (Composite) signal Video (Red) signal Video (Green) signal Video (Blue) signal R G B G B R BGR G B R Standard schematic diagrams System control section To Power supply section CN

32、172 To Power supply section CN173 To DVD servo section 3/4 CN502 To DVD servo section 3/4 CN503 To DSP section CN591To Power amplifier section CN702 To FL display section CN401 To FL display section CN402 To Video input/output section SAA6588T/V2-X IC201 IC271 CN203 R2831 R2832 CN207 CN204 CN206 CN2

33、05 IC251 R2833 R2834 R2835 R2837 R2836 R2838 R2839 R2840 R2841 R2842 R2843 CN210 C2753 R2523 C2752 C2751 R2758 R2759 R2760 R2761 EP201 C2602 C2601 EP202 IC291 C2706 C2707 D2702 Q2701 IC272 R2704 C2703 Q2702 R2513 C2522 C2512 CP271 B2701 R2522 R2512 C2513 C2523 R2526 R2516R2517 R2527 C2511 C2521 Q286

34、1 R2951 D2828 D2826 X2071 D2705R2707 Q2703 Q2801 Q2802 Q2091 Q2092 R2771 Q2811 D2822 Q2821 D2821 R2824 R2823 C2708 R2763 R2762 R2593 R2594 R2708 C2603 C2901 C2903 C2904 C2902 X2701 R2751 R2752 R2753 D2701 R2701 C2701 C2702 D2703 R2702 R2703 D2704 C2704 C2705 R2705 R2772 R2514R2524 R2511R2521 R2515R2

35、525 C2514C2524 R2591 R2592 C2591C2592 R2811 R2814 CN202CN208CN209CN201 C2951 R2952 C2952 D2825 D2827 R2827 C2073 R2071 R2072 C2078 C2077 C2072 C2074 C2076 C2075 R2073 R2074 R2706 R2801 R2802 C2801 C2091 R2092 R2091 D2091 D2092C2092 R2093 C2071 R2755 R2754 R2813 R2812 R2825R2826 R2822R2821 R2011 R201

36、2 R2013 R2014 R2756 R2757 R2851 R2852 R2853 R2854 CP FR MN101C49GKR QGF1016C2-29W 220 220 QGF1016C2-19W QGF1205C1-06 QGF1205C1-04 QGF1205C1-11 BA15218F-XE 220 220 220 220 220 220 220 220 220 220 220 0.1/16 160K 0.1/16 1/6.3 10K 10K 10K 10K QNZ0136-001Z X X QNZ0136-001Z NJM78M05FA 100/10 0.01 1SS355-

37、X KRC111S-X BD4740G-W 4.7K 2.2/50 KRC107S-X 160K 18P 18P ICP-N5-T 0 10K 10K 47/16 47/16 33 3339 39 4.7/50 4.7/50 KRC102S-X 22 QAX0263-001Z 1SS355-X 220 KRC102S-X KTA1504/YG/-X KRC102S-X KTA1271/OY/-T KTC3875/YG/-X * * X 1SS355-X KRC102S-X 39K 56K 0.01 10K 10K 680 680 680 X 100/16 100/16 0.01 0.01 NA

38、X0248-001X 10K 10K 10K 1SS355-X 680 47000/5.5 220/6.3 MA3043/H/-X 1K 10K 1SS355-X 0.022 0.001 22K 10K 10K10K 100K100K 47K47K 0.010.01 680 680 47/1647/16 X X QGF1205C1-10QGF1016C2-28WQGF1016C2-28WQGF1205C1-17 470/6.3 1.5 1000/6.3 MA3062/M/-X4.7K 0.1 470K 1K 47P 82P 0.047 560P 330P 2.2/50 10K 10K 10K

39、22K 22K 0.22/50 10/16 10K 4.7K 1SS355-X MA3062/H/-X 100/16 820 10/16 47K X X 12K39K 22K15K 1K 1K 6.8K 6.8K 10K 10K 1K 1K 1K 1K TX RX CLK INTP CPURST CS CPURST CS TX DISC-SET RX INTP CLK DISC-STOP SWUPDN LMMUTE TCLOSE TOPEN SWOPEN DVD-114 DVD-118 DVD-112 DVD-110 DVD-118 DVD-114 DVD-112 DVD-110 SCART-

40、R VIDEO-RGB VIDEO-YCMIX VIDEO-MUTE2 VIDEO-MUTE1 VIDEO-LPF VIDEO-SW1 VIDEO-SW2 NTSEL VCR-S/C DBS-S/C VIDEO-MUTE1 VIDEO-MUTE2 VIDEO-YCMIX VIDEO-RGB VIDEO-LPF AVVLR NTSEL VCR-S/C DBS-S/C AVVLR VS1 VS3 KEY1 KEY2 DI-DO DI-CK BASS RDS-ST VIDEO-SW3 AGND RDS-DATA S-MUTING DVD-PON AMP-PON S-PON FAN-ON/OFF AM

41、P-PON FAN-CTL BEAT-CUT DVD-PON S-PON SCART-L TU-CE TU-CLK TU-DO TU-DI RDS-CLK RDS-CLK RDS-DATA RDS-ST V12V BEAT-CUT DGND HPOUT-L PROTECT TU-L TU-R HPOUT-R BLANK-CTL SCART-AGND HP-R HP-L HP SWUPDN SWOPEN LMMUTE TCLOSE TOPEN VS3 VS1 VIDEO-SW2 VIDEO-SW1 KEY2 REMOCON DI-CS DI-RST REMOCON DISC-STOP DISC-

42、SET DSP-RDY DSP-COM DSP-STAT DSP-CLK VOL-DATA VOL-LATCH VOL-CLK BASS VOL-CLK VOL-LATCH VOL-DATA DSP-CLK DSP-STAT DSP-COM DSP-RDY DSP-RST VIDEO-SW3 PROTECT DI-CK RELAY-CTL FAN-CTL FAN-ON/OFF TU-L TU-CE TU-DO TU-CLK RELAY-CTL TU-DI DI-DO STBY-LED TH-DT TH-DT DSP-RST S-MUTING DI-CS KEY1 DI-RST STBY-LED

43、 BLANK-CTL TU-R SCART-L SCART-R HP-L HP-R HP TH-A75R 2-5ABCDEFG 1 2 3 4 5 Video input/output section To System control section Video (Composite) signal Audio signal Video (Red) signal Video (Green) signal Video (Blue) signal Video (Brightness) signal Video (Chrominance) signal G RBC G Y CR B Y C Y G

44、 B RC Y C Y C C Y C C Y Y C Y C Y R R C Y R B G R B G Y C C J2201 C2101 IC221 C2221 C2211 C2201 C2222 C2212 C2202 J2402 J2402 J2402 J2403 R2411 R2421 R2431 R2441 R2451 R2422 R2452 R2432 R2442 R2401 C2451 C2441 C2431 C2421 C2401 C2411 Q2484 B2131 J2401 B2151 C2422 IC211 C2131 R2891 C2151 Q2482 C2182

45、R2172 L2391 C2393 R2171 C2476 R2191 Q2481 R2482 R2383 R2384 R2385 R2381 R2382 C2311 C2321 C2331 C2341 C2351 R2301 Q2301 B2301 R2311 S2401 R2472 R2471 R2474 R2473 R2485 J2402 J2402 R2486 Q2483 C2424 IC231 C2454 C2434 C2444 J2201 J2201 R2481 R2892 J2891 J2891 C2203 C2213 C2223 J2891 C2301 C2394 C2395

46、Q2311 B2311 K2291 C2475 R2211 R2221 R2201 R2212 R2222 R2202 R2101 C2291 C2292 R2173 C2191 C2192 R2183 R2181 C2391 C2392 R2484 R2483 C2471 R2102R2152R2132R2142 R2302 C2302 C2474C2473 C2453C2443C2433 C2402 C2412 C2423 R2131R2141R2151 D2891 C2891 C2892 C2472 R2312 C2312 C2313 R2475R2476 R2478R2477 C222

47、4 C2214 C2204 C2225 C2215 C2205 QNN0523-001 1/6.3 BA7603F-X 1/6.3 0.1/16 1/6.3 1/6.3 0.1/16 1/6.3 QNN0386-001 QNZ0516-001 75 75 75 75 75 75 75 75 75 75 470/6.3 470/6.3 470/6.3 470/6.3 470/6.3 0.1/16 KRC102S-X 0 QNN0434-001 0 470/6.3 BA7603F-X 1/6.3 100 1/6.3 KRC102S-X 1/6.3 0 220 470/10 0 4.7/25 0 K

48、RC102S-X 2K 0 10K 10K 10K 10K 1/6.3 1/6.3 1/6.3 1/6.3 1/6.3 220 KTA1504/YG/-X 0 220 QSW0454-001 150 150 470 470 100 10K KRA102S-X 47P LA73054-X NI NI NI 2K 100 QNS0089-001 QNS0089-001 1/6.3 1/6.3 1/6.3 47/10 0.1/16 0.1/16 KTA1504/YG/-X 0 NQR0007-002X 4.7/25 75 75 75 75 75 75 75 47/16 0.01 0 47/16 0.

49、01 0 0 470/10 0.1/16 12K 820 330P 75 560 100P 330P330P NI NINI NI NI NI 75 75 75 MA3062/H/-X 220P 220P 330P 560 100P 56P 180K 180K 180K180K 47P 47P NI 47P 47P NI SCART-AGND AGND V12V BLANK-CTL VIDEO-SW2 VIDEO-SW1 DVD-112 DVD-118 VS3 VS1 VIDEO-MUTE1 VIDEO-MUTE2 VIDEO-YCMIX VIDEO-RGB VIDEO-LPF VIDEO-LPF VIDEO-MUTE2 VIDEO-RGB VIDEO-YCMIX VIDEO-MUTE1 SCART-L DVD-114 DGND DVD-110 BLANK-CTL NTSEL NTSEL V5V VCR-S/C DBS-S/C DBS-S/C VCR-S/C VIDEO-SW2 VIDEO-SW3 AVVLR VIDEO-SW1 VIDEO