Panasonic-SART70E-htss-sm 电路图 维修手册.pdf

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1、n AMPLIFIER SECTION RMS Output Power:Dolby Digital Mode Front:90 W per channel (4 ), 1 kHz, 10%, THD Center:320 W (4 ), 1 kHz, 10%, THD Surround:90 W per channel (4 ), 1 kHz, 10%, THD Subwoofer:320 W (4 ), 100 Hz, 10%, THD Total RMS Dolby Digital Mode Power: 1000 W DIN Output Power:Dolby Digital Mod

2、e 2006 Matsushita Electric Industrial Co., Ltd. All rightsreserved.Unauthorizedcopyingand distribution is a violation of law. SA-RT70EB SA-RT70EG Vol. 1 Colour (S).Silver Type Front:65 W per channel (4 ), 1 kHz, 1%, THD Center:220 W (4 ), 1 kHz, 1%, THD Surround:65 W per channel (4 ), 1 kHz, 1%, THD

3、 Subwoofer:220 W (4 ), 100 Hz, 1%, THD Total DIN Dolby Digital Mode Power: 700 W Imput sensitivity/input impedance: MUSIC PORT:100 mV/4.7 k Recordable DVD Home Theater System Specification ORDER NO. MD0605187C2 RadioFans.CN 收音机爱 好者资料库 n FM TUNER SECTION Frequency range:87.50 to 108 MHz (50 kHz step)

4、 Antenna terminals:75 unbalanced n AM TUNER SECTION Frequency range:522-1629 kHz (9 kHz step) n RECORDER SECTION Recording system: DVD-RAM: DVD Video Recording format DVD-R: DVD-Video format DVD-R DL (Dual Layer): DVD- Video format DVD-RW: DVD-Video format +R +R DL (Dual Layer) +RW Recordable discs

5、DVD-RAM:Ver. 2.0 Ver. 2.1/3X-SPEED DVD-RAM Revision 1.0 Ver. 2.2/5X-SPEED DVD-RAM Revision 2.0 DVD-R:for General Ver. 2.0 for General Ver. 2.0/4X-SPEED DVD-R Revision 1.0 for General Ver. 2.x/8X-SPEED DVD-R Revision 3.0 for General Ver. 2.x/16X-SPEED DVD-R Revision 6.0 for DL Ver. 3.0 for DL Ver. 3.

6、x/4X-SPEED DVD-R for DL Revision 1.0 DVD-RW:Ver. 1.1 Ver. 1.x/2X-SPEED DVD-RW Revision 1.0 Ver. 1.x/4X-SPEED DVD-RW Revision 2.0 Ver. 1.x/6X-SPEED DVD-RW Revision 3.0 +R:Ver. 1.0 Ver. 1.1 Ver. 1.2 Ver. 1.3 for DL Ver. 1.0 +RW:Ver. 1.1 Ver. 1.2/4X-SPEED Recording timeMaximum 8 hours (using 4.7 GB dis

7、c) XP: Approx. 1 hour, SP: Approx. 2 hours LP: Approx. 4 hours, EP: Approx. 6 hours/8 hours Playable discs DVD-RAM: DVD Video Recording format DVD-R: DVD-Video format, MP3, JPEG (EB only) DVD-R: DVD-Video format, MP3, JPEG, DivX (EG only) DVD-R DL (Dual Layer): DVD-Video format DVD-RAM: DVD-Video fo

8、rmat, DVD Video Recording format +R, +R DL (Double Layer), +RW DVD-Video, DVD-Audio, CD-Audio (CD-DA), Video CD, CD-R/CD-RW (CD-DA, Video CD, SVCD, MP3, JPEG formatted discs) (EB only) CD-R/CD-RW (CD-DA, Video CD, SVCD, MP3, JPEG, DivX formatted discs) (EG only) SVCD Optical pick-up:System with 1 le

9、ns, 2 integration units (662 nm wavelength for DVDs, 780 nm wavelength for CDs) LASER Specification Class 1 LASER Product Wave Length:780 nm (CDs), 662 nm (DVDs) Laser Power:No hazardous radiation is emitted with the safety protection Audio Recording system:Dolby Digital 2ch Audio in:AV1/AV2 (21 pin

10、), AV3 (pin jack) Input level:Standard: 0.5 Vrms, Full scale: 2.0 Vrms at 1 kHz Input impedance:More than 10 k Audio out:AV1/AV2 (21 pin), Audio Out (pin jack) Output level:Standard: 0.5 Vrms, Full scale: 2.0 Vrms at 1 kHz Output impedance:Less than 1 k Video Video system:PAL colour signal, 625 line

11、s, 50 fields NTSC colour signal, 525 lines, 60 fields Recording system:MPEG2 (Hybrid VBR) Video in (PAL/NTSC): AV1/AV2 (21 pin), AV3 (pin jack) 1 Vp-p 75 , termination S-Video in (PAL/NTSC): AV2 (21 pin), AV3 (S terminal) 1 Vp-p 75 , termination Video out (PAL/NTSC): AV1/AV2 (21 pin), Video Out (pin

12、 jack) 1 Vp-p 75 , termination S-Video out (PAL/NTSC): AV1 (21 pin), S-Video Out (S terminal) 1 Vp-p 75 , termination RGB out (PAL/NTSC): AV1 (21 pin) 0.7 Vp-p (PAL) 75 , termination Component video output (NTSC 480p/480i, PAL 576p/576i) Y: 1.0 Vp-p 75 , termination PB: 0.7 Vp-p 75 , termination PR:

13、 0.7 Vp-p 75 , termination Television system (For EB only) Tuner system:PAL-I Channel coverage:UHF:21-68 (For EG only) RF converter output:Not provided 2 SA-RT70EB / SA-RT70EG RadioFans.CN 收音机爱 好者资料库 DV inputIEEE 1394 Standard, 4 pin : 1 pc n GENERAL Region code:# 2 Operating temperature range:5 to

14、40 C Operation humidity range:10 to 80% RH (no condensation) Power supply:AC 230 to 240 V, 50 Hz Power consumption:145 W Dimensions (W x H x D):430 mm x 75 mm x 385 mm Mass:Approx. 5.3 kg (Dimensions and Mass do not include the speakers.) Notes : 1. Specifications are subject to change without notic

15、es. Mass and dimensions are approximate. 2. Connect the supplied speakers and subwoofer to this unit only. Do not attempt to connect the supplied speakers and subwoofer to the external amplifier and so on. 3. Total harmonic distortion is measured by the digital spectrum analyzer. 1 Safety Precaution

16、s 5 1.1. General Guidelines 5 1.2. Caution for AC Cord 6 1.3. Before Repair and Adjustment 7 1.4. Protection Circuitry 7 2 Prevention of Electro Static Discharge (ESD) to Electrostatically Sensitive (ES) Devices 8 3 Precaution of Laser Diode 9 4 Service caution based on legal restrictions 10 4.1. Ge

17、neral description about Lead Free Solder (PbF) 10 5 Service Navigation 11 5.1. Service Information 11 5.2. Caution for DivX (Except EB) 11 6 New Feature 12 6.1. About DivX 12 7 Accessories 17 8 Operating Instructions Procedures 18 8.1. Remote Control Operation 18 8.2. Main Unit Operation 19 8.3. Dis

18、c Information 20 8.4. Video connections 23 8.5. Use of Music Port 26 9 Operation Instructions 27 9.1. (DVD) Taking out the Disc from RAM-Drive Unit when the Disc cannot be ejected by OPEN/CLOSE button 27 10 Service Mode 28 10.1. (DVD) Self-Diagnosis and Special Mode Setting 28 11 Assembling and Disa

19、ssembling 36 11.1. Caution 36 11.2. Disassembly flow chart 37 CONTENTS Page Page 3 SA-RT70EB / SA-RT70EG RadioFans.CN 收音机爱 好者资料库 11.3. Main Parts Location Diagram 37 11.4. Disassembly of Top Cabinet 38 11.5. Disassembly of Front Panel 38 11.6. Disassembly of Volume P.C.B, Panel R P.C.B and Panel L P

20、.C.B 38 11.7. Disassembly of Rear Panel 39 11.8. Disassembly of Audio Main P.C.B 39 11.9. Disassembly of D-AMP Shield 40 11.10. Disassembly of Power P.C.B 40 11.11. Disassembly of RAM/Digital P.C.B. Module 40 11.12. Disassembly of DV P.C.B 41 11.13. Disassembly of D-AMP P.C.B 41 11.14. Disassembly o

21、f Main P.C.B 42 12 Service Fixture 1) DV terminal: Check to be able to record from DVC. 7After checking and making repairs, upgrade the firmware to the latest version. Make sure that UPDOK appears in the FL display. 8Transfer 99 in the service mode setting, and initialize the service settings (retur

22、n various settings and error information to their default values. The laser time is not included in this initialization). Make sure that CLR appears in the FL display. After checking it, turn the power off. Use the following checklist to establish the judgement criteria for the picture and sound. It

23、emContentsCheckItemContentsCheck Picture Block noise Sound Distorted sound Crosscut noiseNoise (static, background noise, etc.) Dot noiseThe sound level is too low. Picture disruptionThe sound level is too high. Not bright enoughThe sound level changes. Too bright Flickering color Color fading 53 SA

24、-RT70EB / SA-RT70EG 14 Miscellaneous 14.1. Abbreviations INITIAL/LOGOABBREVIATIONS AA0UP ACLK AD0UP ADATA ALE AMUTE AREQ ARF ASI ASO ASYNC ADDRESS AUDIO CLOCK ADDRESS BUS AUDIO PES PACKET DATA ADDRESS LATCH ENABLE AUDIO MUTE AUDIO PES PACKET REQUEST AUDIO RF SERVO AMP INVERTED INPUT SERVO AMP OUTPUT

25、 AUDIO WORD DISTINCTION SYNC BBCK BCKIN BDO BLKCK BOTTOM BYP BYTCK BIT CLOCK (PCM) BIT CLOCK INPUT BLACK DROP OUT SUB CODE BLOCK CLOCK CAP. FOR BOTTOM HOLD BYPATH BYTE CLOCK CCAV CBDO CD CDSCK CDSRDATA CDRF CDV CHNDATA CKSL CLV COFTR CPA CPCS CPDT CPUADR CPUADT CPUIRQ CPRD CPWR CS CSYNCIN CSYNCOUT C

26、ONSTANT ANGULAR VELOCITY CAP. BLACK DROP OUT COMPACT DISC CD SERIAL DATA CLOCK CD SERIAL DATA CD RF (EFM) SIGNAL COMPACT DISC-VIDEO CHANNEL DATA SYSTEM CLOCK SELECT CONSTANT LINEAR VELOCITY CAP. OFF TRACK CPU ADDRESS CPU CHIP SELECT CPU DATA CPU ADDRESS LATCH CPU ADDRESS DATA BUS CPU INTERRUPT REQUE

27、ST CPU READ ENABLE CPU WRITE ENABLE CHIP SELECT COMPOSITE SYNC IN COMPOSITE SYNC OUT DDACCK DEEMP DEMPH DIG0UP DIN DMSRCK DMUTE DO DOUT0UP DRF DRPOUT DREQ DRESP DSC DSLF DVD D/A CONVERTER CLOCK DEEMPHASIS BIT ON/OFF DEEMPHASIS SWITCHING FL DIGIT OUTPUT DATA INPUT DM SERIAL DATA READ CLOCK DIGITAL MU

28、TE CONTROL DROP OUT DATA OUTPUT DATA SLICE RF (BIAS) DROP OUT SIGNAL DATA REQUEST DATA RESPONSE DIGITAL SERVO CONTROLLER DATA SLICE LOOP FILTER DIGITAL VIDEO DISC INITIAL/LOGOABBREVIATIONS EEC ECR ENCSEL ETMCLK ETSCLK ERROR TORQUE CONTROL ERRORTORQUECONTROL REFERENCE ENCODER SELECT EXTERNAL M CLOCK

29、(81MHz/40.5MHz) EXTERNAL S CLOCK (54MHz) FFBAL FCLK FE FFI FEO FG FSC FSCK FOCUS BALANCE FRAME CLOCK FOCUS ERROR FOCUS ERROR AMP INVERTED INPUT FOCUS ERROR AMP OUTPUT FREQUENCY GENERATOR FREQUENCY SUB CARRIER FS (384 OVER SAMPLING) CLOCK GGNDCOMMON GROUNDING (EARTH) HHA0UP HD0UP HINT HRXW HOST ADDRE

30、SS HOST DATA HOST INTERRUPT HOST READ/WRITE IIECOUT IPFRAG IREF ISEL IEC958 FORMAT DATA OUTPUT INTERPOLATION FLAG I (CURRENT) REFERENCE INTERFACE MODE SELECT LLDON LPC LRCK LASER DIODE CONTROL LASER POWER CONTROL L CH/R CH DISTINCTION CLOCK MMA0UP MCK MCKI MCLK MDATA MDQ0UP MDQM MLD MPEG MEMORY ADDR

31、ESS MEMORY CLOCK MEMORY CLOCK INPUT MEMORY SERIAL COMMAND CLOCK MEMORY SERIAL COMMAND DATA MEMORY DATA INPUT/OUTPUT MEMORY DATA I/O MASK MEMORY SERIAL COMMAND LOAD MOVING PICTURE EXPERTS GROUP OODC OFTR OSCI OSCO OSD OPTICAL DISC CONTROLLER OFF TRACKING OSCILLATOR INPUT OSCILLATOR OUTPUT ON SCREEN D

32、ISPLAY PP1UP PCD PCK PDVD PEAK PLLCLK PLLOK PWMCTL PWMDA PWMOA, B PORT CD TRACKING PHASE DIFFERENCE PLL CLOCK DVD TRACKING PHASE DIFFERENCE CAP. FOR PEAK HOLD CHANNEL PLL CLOCK PLL LOCK PWM OUTPUT CONTROL PULSE WAVE MOTOR DRIVE A PULSE WAVE MOTOR OUT A, B 54 SA-RT70EB / SA-RT70EG INITIAL/LOGOABBREVI

33、ATIONS RRE RFENV RFO RS RSEL RST RSV READ ENABLE RF ENVELOPE RF PHASE DIFFERENCE OUTPUT (CD-ROM) REGISTER SELECT RF POLARITY SELECT RESET RESERVE SSBI0, 1 SBO0 SBT0, 1 SCK SCKR SCL SCLK SDA SEG0UP SELCLK SEN SIN1, 2 SOUT1, 2 SPDI SPDO SPEN SPRCLK SPWCLK SQCK SQCX SRDATA SRMADR SRMDT07 SS STAT STCLK

34、STD0UP STENABLE STSEL STVALID SUBC SBCK SUBQ SYSCLK SERIAL DATA INPUT SERIAL DATA OUTPUT SERIAL CLOCK SERIAL DATA CLOCK AUDIO SERIAL CLOCK RECEIVER SERIAL CLOCK SERIAL CLOCK SERIAL DATA FL SEGMENT OUTPUT SELECT CLOCK SERIAL PORT ENABLE SERIAL DATA IN SERIAL DATA OUT SERIAL PORT DATA INPUT SERIAL POR

35、T DATA OUTPUT SERIAL PORT R/W ENABLE SERIAL PORT READ CLOCK SERIAL PORT WRITE CLOCK SUB CODE Q CLOCK SUB CODE Q DATA READ CLOCK SERIAL DATA SRAM ADDRESS BUS SRAM DATA BUS 07 START/STOP STATUS STREAM DATA CLOCK STREAM DATA STREAM DATA INPUT ENABLE STREAM DATA POLARITY SELECT STREAM DATA VALIDITY SUB

36、CODE SERIAL SUB CODE CLOCK SUB CODE Q DATA SYSTEM CLOCK TTE TIBAL TID TIN TIP TIS TPSN TPSO TPSP TRCRS TRON TRSON TRACKING ERROR BALANCE CONTROL BALANCE OUTPUT 1 BALANCE INPUT BALANCE INPUT BALANCE OUTPUT 2 OP AMP INPUT OP AMP OUTPUT OP AMP INVERTED INPUT TRACK CROSS SIGNAL TRACKING ON TRAVERSE SERV

37、O ON INITIAL/LOGOABBREVIATIONS VVBLANK VCC VCDCONT VDD VFB VREF VSS V BLANKING COLLECTOR POWER SUPPLY VOLTAGE VIDEO CD CONTROL (TRACKING BALANCE) DRAIN POWER SUPPLY VOLTAGE VIDEO FEED BACK VOLTAGE REFERENCE SOURCE POWER SUPPLY VOLTAGE WWAIT WDCK WEH WSR BUS CYCLE WAIT WORD CLOCK WRITE ENABLE HIGH WO

38、RD SELECT RECEIVER XX XALE XAREQ XCDROM XCS XCSYNC XDS XHSYNCO XHINT XI XINT XMW XO XRE XSRMCE XSRMOE XSRMWE XVCS XVDS XVSYNCO X TAL X ADDRESS LATCH ENABLE X AUDIO DATA REQUEST X CD ROM CHIP SELECT X CHIP SELECT X COMPOSITE SYNC X DATA STROBE X HORIZONTAL SYNC OUTPUT XH INTERRUPT REQUEST X TAL OSCIL

39、LATOR INPUT X INTERRUPT X MEMORY WRITE ENABLE X TAL OSCILLATOR OUTPUT X READ ENABLE X SRAM CHIP ENABLE X SRAM OUTPUT ENABLE X SRAM WRITE ENABLE X V-DEC CHIP SELECT X V-DEC CONTROL BUS STROBE X VERTICAL SYNC OUTPUT 55 SA-RT70EB / SA-RT70EG 15 Voltage Measurement and Waveform Chart Note: Indicated vol

40、tage values are the standard values for the unit measured by the DC electronic circuit tester (high-impedance) with the chassis taken as standard. Therefore, there may exist some errors in the voltage values, depending on the internal impedance of the DC circuit tester. Circuit voltage and waveform

41、described herein shall be regarded as reference information when probing defect point because it may differ from actual measuring value due to difference of Measuring instrument and its measuring condition and product itself. 15.1. Voltage Measurement 15.1.1. Main P.C.B Ref No. MODE12345 CD PLAY3.60

42、4.103.3 STANDBY3.904.103.3 Ref No. MODE12345 CD PLAY5.84.802.60 STANDBY64.802.30 Ref No. MODE12345678 CD PLAY5.201.305.8005.8 STANDBY5.201.306006 Ref No. MODE12345 CD PLAY5.74.9500 STANDBY60000 Ref No. MODE12345 CD PLAY5.80005 STANDBY60005 Ref No. MODE12345678 CD PLAY3.301.304.8003.6 STANDBY3.301.30

43、4.8003.8 Ref No. MODE1234567891011121314151617181920 CD PLAY22.51.601.650503.300.60.71.11.20.61.601.21.3 STANDBY0.12.50.100.100002.3001.9004.90000 Ref No. MODE2122232425262728293031323334353637383940 CD PLAY01.81.41.451.211.11.202.61.601.64.11.601.601.65 STANDBY0000000001.61.601.601.601.601.60 Ref N

44、o. MODE4142434445464748495051525354555657585960 CD PLAY1.6520211.71.624.74.74.74.74.74.74.74.79.54.74.74.7 STANDBY000.10001.60.100.30.20.20.20.20.30.200.20.20.3 Ref No. MODE6162636465666768697071727374757677787980 CD PLAY4.74.74.74.79.5000004.74.74.74.7004.79.600 STANDBY0.20.20.20.20000000.40.40.40.

45、4000000 Ref No. MODE81828384858687888990919293949596979899100 CD PLAY2.152.103.34.64.64.54.3522.61.851.601.601.62.5 STANDBY000.951004.84.800.10.80.150.20000.20 MAIN P.C.B IC1505 IC1506 IC1507 IC1510 IC1520 IC1521 IC3001 IC3001 IC3001 IC3001 IC3001 56 SA-RT70EB / SA-RT70EG Ref No. MODE12345678 CD PLA

46、Y5.85.85.805.85.85.811.3 STANDBY0.50.50.300.30.50.50 Ref No. MODE12345 CD PLAY1.304.85.85 STANDBY1.304.865 Ref No. MODE12345678 CD PLAY5.85.85.805.85.85.811.3 STANDBY0.30.30000.30.30 Ref No. MODE1234567891011121314151617181920 CD PLAY2.52.54.9004.90000.40101.6000000 STANDBY0.20.2000000000000.10.1000

47、00 Ref No. MODE2122232425262728293031323334353637383940 CD PLAY3.302224.904.94.54.31.11.11.324.904.92.52.52.5 STANDBY000000004.84.80000000000 Ref No. MODE41424344 CD PLAY2.54.92.50 STANDBY000.10 Ref No. MODE123 CD PLAY000 STANDBY000 Ref No. MODE12345 CD PLAY12.6002.60 STANDBY12.70000 Ref No. MODE123

48、45 CD PLAY5.805.805 STANDBY00605 Ref No. MODE12345678 CD PLAY501.304.4005.7 STANDBY000.100.1006 Ref No. MODE12345678 CD PLAY00003.33.303.3 STANDBY00003.33.303.3 Ref No. MODE1234567891011121314151617181920 CD PLAY04.44.801.21.14.3001.81.201.3023.34.33.33.21.5 STANDBY2.54.54.800.20.24.3000.91.201.6025

49、4.93.33.30.1 Ref No. MODE2122232425262728293031323334353637383940 CD PLAY3.303.2000004.54.20.13.3000.13.33004.7 STANDBY303.300000440.13.3003.303.3004.6 Ref No. MODE4142434445464748495051525354555657585960 CD PLAY4.94.94.94.834.954.9004.9000000004.6 STANDBY4.900034.904.94.904.900000004.94.6 Ref No. MODE6162636465666768697071727374757677787980 CD PLAY00004.94.900004.904.104.904.9000.6 STANDBY000004.904.900004.54.14.54.904.904.3 Ref No. MODE81828384858687888990919293949596979899100 CD PLAY0002.34.24.94.94.93.14.9002.6