Panasonic-SAPM54GN-cs-sm 电路图维修手册.pdf

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1、n Amplifier Section RMS OUTPUT POWER both channel driven 10% Total harmonic distortion 1 kHz (Low channel)45 W per channel (6 ) 8 kHz (High channel)45 W per channel (6 ) Total Bi-Amp power90 W per channel Input Impedance Music port250 mV 12k Output Impedance Headphone16 to 32 Phone jack TerminalSter

2、eo, 3.5 mm Music port input jack TerminalStereo, 3.5 mm n FM Tuner Section Frequency range87.50 MHz to 108.00 MHz (50 kHz steps) Sensitivity0.3 V (IHF) S/N 26dB0.2 V Antenna terminals75 (unbalanced) 2007 Matsushita Electric Industrial Co. Ltd. All rightsreserved.Unauthorizedcopyingand distribution i

3、s a violation of law. SA-PM54GN Colour (K) . Black Type Preset stationsFM 15 stations AM 15 stations n AM Tuner Section Frequency range522 kHz to 1629 kHz (9kHz steps) 520 kHz to 1630 kHz (10kHz steps) Sensitivity S/N 20 dB (at 1000 kHz)900 V/m n Cassette Deck Section Track system4-track, 2-channel

4、Heads Record/playbackSolid permalloy head ErasureDouble gap ferrite head MotorDC servo motor Recording systemAC bias 100 kHz Erase systemAC erase 100 kHz Tape speed4.8 cm/s Overall frequency response (+3, -6 dB at DECK OUT) NORMAL35 Hz to 14 kHz CD Stereo System Please use this manual together with

5、the service manual for Model No. SA-PM53GN/GD-S, Order No. MD0604112C3. Specification ORDER NO. MD0702004AE RadioFans.CN 收音机爱好者资料库 S/N RATIO54 dB (A weighted) Wow and flutter0.08% (WRMS) Fast forward and rewind timeApprox. 120 seconds with C-60 cassette tape n CD Section Disc played 8 cm or 12 cm (

6、1) CD-Audio (CD-DA) (2) CD-R/RW (CD-DA, MP3 formatted disc) (3) MP3 Sampling frequency CD44.1 kHz MP332 kHz, 44.1 kHz, 48 kHz Bit rate MP332 kbps to 384 kbps Decoding16/20/24 bit linear Pickup Wavelength785 nm Beam sourceSemiconductor laser Laser powerCLASS 1 Audio output (Disc) Number of channels2-

7、Channel 1 Notes 4 2 Assembling and Disassembling 5 2.1. Caution 5 2.2. Disassembly flow chart 6 2.3. Main Parts Location Diagram 7 2.4. Disassembly of Side Panel L 6 ?82; ?82; ? ?( ?;6 ?;6 ?( ?( ?% ?% ? ?(?;6 ?;6?( ?:7 ? ? ?)? ?( ? ? ?# ?!$! ?# ?!$! ?!?# ? ? ?$? ? ? ? ? ? ? ? ? ?$? ? ? ? ? ? ? ?# ?

8、?# ? ?!? ?#? ? ?!? (? ? ?!? ? ?! ? ?!? ?!? ?!? ? ?! !$!? ?!? ? ?!? ?! ? ? ?!? ? ?!? (? ? ? ? ? ?&?)? #?&? ? ?% ? ? ?/0 ?/0 ?&? ?&? ?(?782 ?(?782 #?#? ?&? ?&#? ?&? ?&? ?&? ? ? ? ? ? ? ? ? ?&? ?&? ?&? ?% ? ?*? (?(? ? ? ?!? ? ?% ?# ? ?(?!?!? ? ? ?$? ? ? ?!? ? ?! ? ?&? ?&? ? ? ? ? ? ? ?!? ? ?=? ? ? ? ?!

9、? ?-? ! ? ? ? ? ? ! ? ? ?#? ?)? ? ? ?!? ? ? ? ? ? ? !? ? ?)? ? ? ! ? ? ? ? ?!?( ?!? ? ? ?)? ?# ? .?%(? .?,(? .? .?(? ? ? ?#?! SA-PM54GN 58 7.4. POWER CIRCUIT Note: With reference to page 90 (section 17.5) of original service manual for SA-PM53GN/GD-S. Below is the updates. 151413121110987654321 1514

10、13121110987654321 42 135 2 4 3 1 2 4 3 1 12345610879 1 2 3 4 5 6 10 8 7 9 11 2 4 6 5 3 1 TO MAIN CIRCUIT (CN200) ON SCHEMATIC DIAGRAM- 2 TO MIAN CIRCUIT (CN402) ON SCHEMATIC DIAGRAM- 2 TO TRANSFORMER CIRCUIT (H501/JW501) ON SCHEMATIC DIAGRAM- 7 HIGH CHANNEL SPEAKER LOW CHANNEL SPEAKER K65 265R 065 3

11、17R R709 22K R708 22K C531 50V1 R543 1.2K R726 18K 847R K21 C532 50V1 R542 1.2K R520 560 R527 47K R745 18K R526 WA501 0 WA502 0 47K R521 2.7K R747 2.2 WB515 0 R746 220 C728 0.01 D538 B0BC01200019 C729 50V33 C520 16V22 C519 16V22 C521 3.3V C522 16V10 Q524 B1BABD000001 VOLTAGE REGULATOR IC502 IC502 C0

12、DAZYY00006 DUAL REGULATOR IC R522 2.7K C516 0.01 R523 3300 R518 15 R519 27 C515 50V10 C517 16V50 R727 18K WB512 0 947R K21 C704 120P R712 560 C541 1500P C542 1500P 717R K8.1 7C 11 01V05 617R K8.1 217C 01V05 R719 1K P51 645C P021 727C K65 365R P51 545C R702 100 R700 100 C708 50V100 1.0 107C C706 50V1

13、00 R575 10 HI_L L_GND HI_R R_GND R 2/NI R 2/FN YBDTS L 1/FN L 1/NI INOMTOR DNG ERP+ R -2HC R +2HC L -1HC L +1HC CCV+ CCV- ERP- VLO_GND LO_L LO_GND LO_R C549 0.1 R577 10 C551 0.1 L505 R574 10 R576 10 C550 0.1 L502 R579 10 R581 10 C557 0.1 C555 0.1 L503 R578 10 R580 10 C558 0.1 C556 0.1 L504 L502505 G

14、0AR76Y00003 IC500 IC500 C5ZAZ0000083 POWER AMPLIFIER (HIGH) QR522,QR523 B1GBCFJJ0044 DC DET SWITCH Q505 B1ACCF000094 CURRENT LIMITER Q506 B1BCCG000023 CURRENT LIMITER Q508, Q509 B1ABCF000079 DCDET SWITCH Q519 B1ABCF000176 STANDBY SWITCH Q515 B1GBCFJJ0044 PCONT SWITCH Q514 Q513, Q514 B1ABCF000079 LOW

15、 PASS FILTER Q512 Q511 Q511, Q512 B1ABCF000079 HIGH PASS FILTER QR522 Q508 Q509 K65 465R 7R 165 10 K033 765RK001 825R K033 665R022V01 325C P0001 425C K033 965R K033 865R K6.5 275R K6.5 375R K22 075R K22 175R R707 15K R706 15K C540 50V0.68 R552 1.2K R736 22K 057R K21 C539 50V0.68 R553 1.2K R737 22K W

16、B516 0 R546 15K R544 15K C534 0.027 C538 470P C536 1200P R548 220KR550 6.8K C525 5600P C527 5600P R537 5.6K WB505 0 WB504 0 WB501 0 C529 470P R539 15K R541 5.6K C526 5600P C528 5600P R536 5.6K C530 470P R538 15K R540 5.6K WB506 0 R547 15K R545WB517 0 0 815BW 0 315BW 15K +9.6V CP502 CP501 +7.5V TED_C

17、D V9+ 2TNOCP WB519 0 V9- TED_CD TED_CD 115BW 0 LEVEL_PO CCV+ CCV- CCV_ R_RTM_P L_RTM_P CCV+ AGND V9- +11V V9+ V6.9+ V5.7+ C533 0.027 C537 470P C535 1200P R549 220K R551 6.8K WB536 0 WB502 0 157R K21 C726 16V33 R743 33K R742 5.6K R744 22K WB508 0 0 505AW 735D 500000KCCA0B D528 B0ACCK000005 D523 B0ACC

18、K000005 D529 B0ACCK000005 C702 120P R710 560 C543 820P C544 820P 517R K8.1 907C 01V05 417R K8.1 017C 01V05 R718 1K P51 845C P021 307C K65 565R P51 745C R703 100 R701 100 C707 50V100 1.0 007C C705 50V100 V01 V02VCC GND R 2/NI R 2/FN YBDTS L 1/FN L 1/NI INOMTOR DNG ERP+ R -2HC R +2HC L -1HC L +1HC CCV

19、+ CCV- ERP- IC501 IC501 C5ZAZ0000083 POWER AMPLIFIER (LOW) Q505 Q506 C514 25V3300 C513 50V2200 C512 16V22 +CCV +CCV DNGA DNGA -CCV -CCV DNGD B+BUS TEDCA V6.9+ - 9V AFGND +9V R_IN AFGND L_IN +11V +9.6V CD_GND +7.5V PGND OP_LEVEL PCONT2 DC_DET JK502 JK501 WB503 0 CN501 Q513 POWER CIRCUIT SA- PM54GN PO

20、WER CIRCUIT : +B SIGNAL LINE: - B SIGNAL LINE: MAIN SIGNAL LINE SCHEMATIC DIAGRAM- 6 R584 0 R585 0 WB510 0 C522 50V0.1 (FOR GN ONLY) QR523 SA-PM54GN 59 7.5. TRANSFORMER CIRCUIT Note: With reference to page 91 (section 17.6) of original service manual for SA-PM53GN/GD-S. Below is the updates. 42 135

21、2 4 6 8 9 7 5 3 1 12345610879 7 6 5 4 3 2 1 17 16 15 14 13 12 11 10 9 8 4 3 1 2 1 4 2 3 6 7 9 3 2 AGND AC IN 230240V 50Hz L501 G0B371HA0005 F1 250V 1A JK503 FC1FC2 Z501 ERZVA5Z471 RL501 K6B1AEA00015 05D1 00000KCCA0B5 05D5 30000MMAE0B8 05D3 30000MMAE0B8 AGND 05D2 30000MMAE0B8 05D4 30000MMAE0B8 C501 0

22、.1 T502 RTP1H3E002 C505 100V10 C504 0.01 Q501 2SB0621AHA - VP VOLTAGE REGULATOR Q502 B1ABGC00005 PCONT SWITCH QR503 B1GBCFJJ0007 SWITCH IC503 C0DAZYY00005 3.3V REGULATOR R503 150 R502 4700 R501 4R7 C503 63V100 C502 63V100 R505 10K C506 0.01 C507 16V1000 C512 50V2200 VCCV02 V01GNDCTL .0 015C1 C511 25

23、V100 C509 16V22 R504 3300 R506 10K D509 B0ACCK000005 D508 B0BC026A0007 05D6 00MKAE0B0117 D507 B0EAKM000117 DGND HALT PCONT STYBY3.3V - VP FL2 FL1 VPGND 5.6V 15D7 00MKAE0B0117 15D9 00MKAE0B0117 15D8 00MKAE0B0117 15D6 00MKAE0B0117 T501 G4CYAYY00086 FP501 4A FP502 1A R512 1 05D1 00000KCCA0B5 D520 B0EAK

24、M000117 R511 22 D510, D511, D512, D513 B0EAKM000117 15D0 15D2 D511 15D3 CCV+ CCV+ NGAD NGAD CCV- CCV- NGDD +BUSB ED_CAT 6.9V IC503 TRANSFORMER CIRCUIT SA- PM54GN TRANSFORMER CIRCUIT : +B SIGNAL LINE: - B SIGNAL LINE SCHEMATIC DIAGRAM- 7 TO PANEL CIRCUIT (H601/JW601) ON SCHEMATIC DIAGRAM- 4 TO POWER

25、CIRCUIT(CN501) ON SCHEMATIC DIAGRAM- 6 CN502 H501/JW501 SA-PM54GN 60 8 Printed Circuit Board Diagrams 8.1. PANEL P.C.B Note: With reference to page 95 (section 18.3) of original service manual for SA-PM53GN/GD-S. Below is the updates. ? ?$?$(? ? ?!? ?# ? ( ? ? ? ? ? ? ?! ? ?$?$( ? ? ? ? ? ? ? ? ? ?

26、? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?! ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?#? ? ?$? ? ?%? ? &? &?&? ? ? !? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? (? ? ? ? ? ? ? ? ? ? ? ? ? $? ? ? ? ? ? ? ? ? ? ?

27、? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?)! &? ? ? ? ? SA-PM54GN 61 8.2. DECK P.C.B, DECK MECHANISM P.C.B and TAPE EJECT P.C.B Note: With reference to page 96 (section 18.4) of original service manual f

28、or SA-PM53GN/GD-S. Below is the updates. ?!? ?# ? ( ? ? ? ? ? ? ?! ? ?)?$?$( ?$?%?%?*?!? ? ?$?%?%?&? ? ?%?%?&? ? ? ? ? ?)! ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?

29、 ? ? ? ? ? ? ? ? ? +? +? +? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? +? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?+? +? +? +? +? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? +? +? ? ? ? ? ? ? ? ? ? +?

30、? ? ? ? ? ? ? ? ? ? ? ? ? *? * ? ?)! ?)! ? ? ? ? ? ? ?,!? ? ? ? ? ? ? ? ? ?!? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?- ? SA-PM54GN 62 8.3. TRANSFORMER P.C.B Note: With reference to page 98 (section 18.6) of original service manual for SA-PM53GN/GD-S. Below is the updates. ?!? ?# ? ( ? ? ? ? ? ? ?! ? ?

31、$?$( ? ?!?%?%?&?!? ? ? ? ? ? ? ? ? ?)! ? ? ? ? ? ? ? ? ? ? ? ? ? ?$ ?$?$( ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?& ?. ? !? ?&? ? ? ? ? ? +? ? ? ? +? ? ? ?!? (? ? ?!? ? !?!? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? +? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? $? !? ? !?

32、 ? ? ? ? ? ? ? SA-PM54GN 63 8.4. CD LOADING P.C.B Note: With reference to page 99 (section 18.7) of original service manual for SA-PM53GN/GD-S. Below is the updates. ?!? ?# ? ( ? ? ? ? ? ? ?! ?#?%?%? ? ? ?$?$( ?)! ? ? ? ? ? ? ?&? ? ? ? ? )? )? )?! )? )? )? )? ? ? ?! ?! ? ? ?! ? ? ? ? ? ? ? ?,? ?! ?(

33、? ? ? ? ? ? ? ? # ? ? ! ? ? ? # ? ? ? ?! ? ? ? ! ? ? ? ? ! ? ? ? # ? ?! SA-PM54GN 64 9 Illustration of ICs, Transistors and Diodes Note: With reference to page 101 (section 19) of original service manual for SA-PM53GN/GD-S. ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?

34、? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?!? ? ? ? ? ? ? ? ? #?!$? ?#?!? ? ?! ? ? #?! ? ?!? ? ? ? #?! ? ?#? ? ?!$? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?%? ? ? ? ?#? ? ?#?%? ?#?%? ? ?!&? ? ?!$? ? #?!$? ? ?!$? ? ?! ? ?!? ? ? ? ?#? ?!? ?!? ?#? ?#? ? ?$?& ? ?$?& ? ? ?&?#?$? ? ? ? ? ? ? ? ? ? ? 65 SA-

35、PM54GN Pin No.MarkI/OFunction 1CHANGE_ SW IChange Switch (CR16) 2TU_TUNEDITuner tuned signal 3TU_STITuner Stereo signal 4TU_CKITuner Serial Clock Input 5TU_ SDAI/OTuner Serial Data Input 6N.C.-Microcomputer Beat Proof Output 1 (CONTROL) 7N.C.-Microcomputer Beat Proof Output 2 (CONTROL) 8BYTE-Externa

36、l Data Bus Width Select Input (Connect to Ground) 9EFP_CNVSS-Flash Mode Terminal (Connected To Ground) 10XCINIA/32.768 kHz Sub Clock 11XCOUTO32.768 kHz Sub Clock 12/RESET/EFP_R ESET IReset Input (ACTIVE L) 13XOUTO10 MHz Main Clock 14VSS-Ground ( 0V ) 15XINI10 MHz Main Clock 16VCC-Power Supply (+5V )

37、 17/NMI-Connect to Vcc (+5V) 18RMTIRemote Control Input 19BLKCKICD Block Clock Input ( Inverted ) 20HALTIAC Failure Detect Input 21PCONT2OHIC Mute 22EE_CS/OEEPROM Chip Select 23EE_CLKOEEPROM CLOCK 24N.C.-No Connection 25N.C.-No Connection 26FL_CS1OFL Driver Chip Select ( Master ) 27N.C.-No Connectio

38、n 28FL_CLKOSerial Clock to FL Driver 29N.C.OReset Input(ACTIVE L) 30FL_DOUTOSerial Data To FL Driver ( Output ) 31RXD-No Connection (For Download Software) 32TXD-No Connection (For Download Software) 33SCLK-No Connection (For Download Software) 34BUSY-No Connection (For Download Software) 35N.C.-No Connection 3