Technics SA-EH560, Service Manual

Page 1: ...play the malfunction code 8 2 To return to the normal display 8 3 Display contents 8 3 1 U70 CD U70 DECK displayed automatically 8 3 2 F61 9 Schematic Diagram Notes 10 Schematic Diagram 11 Printed Cir...

Page 2: ...2000 Matsushita Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law...

Page 3: ...res 6 1 Checking for the AC IN P C B 6 2 Checking for the operation P C B 6 3 Checking for the main P C B 6 4 Replacement for the regulator transistor 6 5 Replacement for the power IC 7 To Supply Powe...

Page 4: ...ircuit Board Diagram 12 Type Illustration of ICs Transistors and Diodes 13 Wiring Connection Diagram 14 Terminal Function of ICs 14 1 IC901 LC8A524A5N28 System Control FL Drive 15 Block Diagram 16 Rep...

Page 5: ...Service Manual TOP NEXT AD0002043C2 Tuner Amplifier SA EH560 Colour S Silver Type Areas E Europe EB Great Britain EG Germany Italy France Netherlands and Denmark...

Page 6: ...2000 Matsushita Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law...

Page 7: ...arge the voltage 2 Before turning the power supply on after completion of repair slowly apply the primary voltage by using a power supply voltage controller to make sure that the consumed current at 5...

Page 8: ...for example the positive and negative speaker connection wires are shorted or if speaker system with an impedance less than the indicated rated impedance of this unit are used If this occurs follow th...

Page 9: ...019 X 1 pc AC power supply cord for EB area RJA0053 2X 1 pc AM loop antenna set RSA0022 J 1 pc FM indoor antenna RSA0007 1 pc Speaker cords REE0499 2 pcs REE0984 2 pcs REE0985 2 pcs Remote control tra...

Page 10: ...Note These are available on sales route Antenna plug adaptor for EB area only SJP9009 1 pc TOP PREVIOUS NEXT...

Page 11: ...4 Caution for AC Main Leads TOP PREVIOUS NEXT...

Page 12: ...5 Location of Controls TOP PREVIOUS NEXT TOP PREVIOUS NEXT...

Page 13: ...eplacing the main components For reassembly after operation checks or replacement reverse the respective procedures Special reassembly procedures are described only when required 6 1 Checking for the...

Page 14: ...6 1 Checking for the AC IN P C B TOP PREVIOUS NEXT Check the AC IN P C B as shown below TOP PREVIOUS NEXT...

Page 15: ...6 2 Checking for the operation P C B TOP PREVIOUS NEXT Follow the Step 1 Step 3 of item 6 1 Check the operation P C B as shown below...

Page 16: ...TOP PREVIOUS NEXT...

Page 17: ...6 3 Checking for the main P C B TOP PREVIOUS NEXT Follow the Step 1 Step 3 of item 6 1 Follow the Step 1 Step 6 of item 6 2...

Page 18: ......

Page 19: ...Check the main P C B as shown below TOP PREVIOUS NEXT...

Page 20: ...6 4 Replacement for the regulator transistor TOP PREVIOUS NEXT Follow the Step 1 Step 3 of item 6 1 TOP PREVIOUS NEXT...

Page 21: ...6 5 Replacement for the power IC TOP PREVIOUS NEXT Follow the Step 1 Step 3 of item 6 1 Follow the Step 1 Step 6 of item 6 2 Follow the Step 1 Step 10 of item 6 3 TOP PREVIOUS NEXT...

Page 22: ...For system connection refer to Fig 7 1 Fig 7 1 When the unit SA EH560 has to test and service alone use the following method to supply power source 1 Short the section between W902A Pin 3 and C740 GN...

Page 23: ...Notes Use only this method when checking the voltage etc In case of checking the operations use the system connections to supply power source TOP PREVIOUS NEXT...

Page 24: ...of a malfunction automatically displays a code indicating the nature of the malfunction Use this self diagnostic function when servicing the unit 8 1 To display the malfunction code 8 2 To return to...

Page 25: ...code TOP PREVIOUS NEXT U70 CD U70 DECK Automatically displays on the tuner amplifier when a malfunction occurs Refer to Fig 8 1 F61 Automatically displays on the tuner amplifier when a malfunction oc...

Page 26: ...n switch power back on again 4 For F61 5 If F61 is displayed the power will automatically be switched off and the standby indicator will light up 6 F61 will be displayed for 3 seconds and then the clo...

Page 27: ...8 3 Display contents TOP PREVIOUS NEXT 8 3 1 U70 CD U70 DECK displayed automatically 8 3 2 F61 TOP PREVIOUS NEXT...

Page 28: ...m operating 1 If U70 is displayed on the tuner amplifier the tape deck or CD Player cannot be operated by remote control Correction Procedure 1 To check for correct insertion of flat cables 2 Insert e...

Page 29: ...ck and replace 5 If the problem is not corrected by items 1 and 2 above this indicates a faulty IC SA EH560 IC901 LC8A524A5N28 SL EH560 IC451 M38504M6200F RS EH760 IC701 M38503M2400F Check these ICs a...

Page 30: ...When the power switch is switched on it automatically switches back off making it impossible to switch power on Correction procedure Faulty Tuner Amplifier SA EH560 output IC IC601 When a DC voltage i...

Page 31: ...fied at any time with the development of new technology Notes S901 Power Standby on switch I S902 ECO mode switch MODE S903 Clock timer demo switch CLOCK TIMER DEMO S904 Play timer record timer switch...

Page 32: ...switch RDS DISP MODE PS For E EG areas S915 RDS display mode PTY switch RDS DISP MODE PTY For E EG areas VR901 Volume control VR VOLUME Indicated voltage values are the standard values for the unit me...

Page 33: ...g any of components be sure to use only manufacturer s specified parts shown in the parts list Caution IC and LSI are sensitive to static electricity Secondary trouble can be prevented by taking care...

Page 34: ...FM OSC signal line AM signal line AM OSC signal line Source signal line Low sp drive signal line TOP PREVIOUS NEXT...

Page 35: ...10 Schematic Diagram TOP PREVIOUS NEXT TOP PREVIOUS NEXT...

Page 36: ...11 Printed Circuit Board Diagram TOP PREVIOUS NEXT TOP PREVIOUS NEXT...

Page 37: ...12 Type Illustration of ICs Transistors and Diodes TOP PREVIOUS NEXT TOP PREVIOUS NEXT...

Page 38: ...13 Wiring Connection Diagram TOP PREVIOUS NEXT TOP PREVIOUS NEXT...

Page 39: ...14 Terminal Function of ICs TOP PREVIOUS NEXT 14 1 IC901 LC8A524A5N28 System Control FL Drive TOP PREVIOUS NEXT...

Page 40: ...ailure detect signal input 12 RESET I Reset signal input 13 X IN I Oscillator connected terminal 32 7 kHz 14 X OUT O 15 VSS GND terminal 16 XC IN I Oscillator connected terminal 6 MHz 17 XC OUT O 18 V...

Page 41: ...REG IN0 I Area select signal input 79 REG IN1 80 STANDBY O LED STANDBY drive signal output 81 TIMER O LED TIMER drive signal output 82 S W LED O LED S WOOFER drive signal output 83 LOUNGE LED LOUNGE...

Page 42: ...mmunication signal to Sound Processor Data signal input 97 SH CK I Serial communication signal to Sound Processor Clock signal input 98 E DET I Unusual condition detect signal input 99 CR TIMER I O TI...

Page 43: ...15 Block Diagram TOP PREVIOUS NEXT TOP PREVIOUS NEXT...

Page 44: ...English IC German French Italian ID Netherlands Danish The parenthesized indications in the Remarks columns specify the areas Refer to the cover page for area The marking RTL indicates that Retention...

Page 45: ...JFZ SCREW 10 15 XTB3 8JFZ SCREW 11 16 XTW3 15T SCREW 2 17 XTBS3 8JFZ1 SCREW 2 18 RLBT4001 N FERAITO COA 1 19 RMN0582 PT HOLDER 1 20 SHR9112 RIVET 1 21 XTB3 20JFZ SCREW 1 A1 RAK EHA29WH REMOTE CONTROLL...

Page 46: ...EG C395 96 ECBT1H473KB5 50V 0 047U 2 C509 10 ECBT1H103KB5 50V 0 01U 2 C550 ECBT1C103NS5 16V 0 01U 1 C551 ECA1HAK2R2XB 50V 2 2U 1 C552 ECBT1H103KB5 50V 0 01U 1 C553 ECEA1HKAR22B 50V 0 22U 1 C554 ECA1A...

Page 47: ...H473KB5 50V 0 047U 1 C714 ECBT1H102KB5 50V 1000P 1 C715 ECA1EAM472XE 25V 4700U 1 C717 ECA1CAK330XB 16V 33U 1 C718 ECEA1CKS101 16V 100U 1 C719 20 ECBT1H473KB5 50V 0 047U 2 C721 RCE1AKA101BG 10V 100U 1...

Page 48: ...1 C916 EEAFC0J101B 6 3V 100U 1 C917 ECBT1H103KB5 50V 0 01U 1 C918 ECEA0JKS101 6 3V 100U 1 C919 20 RCE1HKA4R7BG 50V 4 7U 2 C921 ECBT1H102KB5 50V 1000P 1 C922 ECA1VAK330XB 35V 33U 1 C923 24 ECBT1H104KB5...

Page 49: ...M DIODE 1 D723 MA4150M DIODE 1 D725 MA4082LTA DIODE 1 D730 MA4091H DIODE 1 D736 MA165 DIODE 1 D737 MA4082LTA DIODE 1 D738 40 MA165 DIODE 3 D741 44 RL1N4003N02 DIODE 4 D745 MA4051M DIODE 1 D746 RL1N400...

Page 50: ...SI 2 JK701 SJS9236 JACKAC INLET 1 JK903 RJJ37TN02 C JACK HEADPHONE 1 L151 52 ELEXT101KA9 COIL 2 E EG L153 RLQA1R0JT1 Y COIL 1 E EG L601 06 RLQYR73MW1 0 COIL 6 L701 RLQZ371 COIL 1 L901 RLQA100JT1 Y COI...

Page 51: ...UN4211 TRANSISTOR 1 Q601 02 2SC5398RSTA TRANSISTOR 2 Q605 06 2SD2144STA TRANSISTOR 2 Q701 2SD2374PQAU TRANSISTOR 1 Q702 2SB1548PQAU TRANSISTOR 1 Q703 2SD2137PQTA TRANSISTOR 1 Q705 2SA1995RSTA TRANSIST...

Page 52: ...8 ERDS2FJ222 1 4W 2 2K 1 R559 ERDS2FJ472 1 4W 4 7K 1 R561 ERDS2FJ104 1 4W 100K 1 R563 64 ERDS2FJ272 1 4W 2 7K 2 R570 ERDS2TJ225 1 4W 2 2M 1 R571 ERDS2FJ562 1 4W 5 6K 1 R572 ERDS2FJ153 1 4W 15K 1 R591...

Page 53: ...R702 ERDS2FJ273 1 4W 27K 1 R703 05 ERG1SJ222 1W 2 2K 3 R707 ERD2FCJ4R7 1 4W 4 7 1 R708 ERDS2FJ472 1 4W 4 7K 1 R712 ERDS2FJ222 1 4W 2 2K 1 R719 ERDS2FJ332 1 4W 3 3K 1 R720 ERDS2FJ392 1 4W 3 9K 1 R721 E...

Page 54: ...1 R904 ERDS2FJ152 1 4W 1 5K 1 R905 ERDS2FJ182 1 4W 1 8K 1 R906 ERDS2FJ222 1 4W 2 2K 1 R907 ERDS2FJ332 1 4W 3 3K 1 R908 ERDS2FJ472 1 4W 4 7K 1 R909 ERDS2FJ182 1 4W 1 8K 1 R910 ERDS2FJ222 1 4W 2 2K 1 R9...

Page 55: ...FJ824 1 4W 820K 1 R956 58 ERDS2FJ102 1 4W 1K 3 R959 ERDS2FJ470 1 4W 47 1 R960 ERDS2FJ152 1 4W 1 5K 1 R961 62 ERDS2FJ223 1 4W 22K 2 R963 64 ERDS2FJ121 1 4W 120 2 R965 66 ERDS2FJ392 1 4W 3 9K 2 R967 ERD...

Page 56: ...WER TRANSFORMER 1 T702 RTP1H3E001 POWER TRANSFORMER 1 VR901 EVQVBXFK124B V R 1 X151 RSXC4M33S02T OSCILLATOR 1 X901 EF0EC6004T4 OSCILLATOR 1 X902 RSXD32K7S02 OSCILLATOR 1 Z120 RAN0005EM 1 TUNER UNIT 1...

Page 57: ...17 Cabinet Parts Location TOP PREVIOUS NEXT TOP PREVIOUS NEXT...

Page 58: ...18 Packaging TOP PREVIOUS TOP PREVIOUS...

Page 59: ......

Page 60: ......

Page 61: ...EO SWITCH 17 FM AM I F AMP DET AM OSC MIX FM MPX LA1833MN 15 PILOT CANCEL PHASE DET 16 VCO FF FF PILOT DET FF AM DET DECODER BO1 6 IO2 12 19 Vss Power ON RESET PLL FREQUENCY SYNTHESIZER LC72131M B2 GN...

Page 62: ...FL1 DATA D GND TUNER L C TUNER R MID Lch IN MID Rch IN SW MIC 7 5V V GND CS REQ CLK SH FL2 20 SYNC B6 B3 To SOUND PROCESSOR BLOCK DIAGRAM LC72 CE LC72 DO ST LC72 CK DATA1 CLK1 DATA IN CE1 3 4 5 LC72 D...

Page 63: ...LAY REC D306 DET 28 RDS DATA RDS CLK 27 CLOCK RECOVERY 1187 5Hz RDDA RDCL PCL RDS ID IDR RDS ID DETECT 57kHz BPF SCF PLL 57kHz VREF CIN FLOUT VREF VDD Vss MPX IN T1 T2 T3 T4 TEST XOUT XIN STDBY OSC DI...

Page 64: ...0 4 7 1 2 6 3 20 15 19 18 26 25 24 RSN311W64A IC601 POWER AMP B3 D601 B1 D602 B2 Q601 602 9 B8 Q551 554 555 13 POWER 98 E DET HP SW 26 AC IN AC IN 86 87 ECO ECO POWER POWER 11 B9 1 CHECK TP 14 N Q503...

Page 65: ...5 D717 720 B6 D705 VP FL1 FL2 FL DISPLAY FL901 Q708 B3 POWER SYNC ECHO Q726 B7 B9 B10 D902 D901 AC IN D956 TRI AMPLIFIER D746 REGULATOR REGULATOR REGULATOR REGULATOR SWITCH ING SWITCH ING REGULATOR RE...

Page 66: ...R904 1 5K R903 1 2K R902 1K R901 820 C919 50V4 7 FL DISPLAY 1 6 8 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 53 54 2 5 7...

Page 67: ...79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 P10 P9 P8 P7 V DD 3 P6 P5 P4 P3 P2 P1 NC NC 1G 2G 3G 4G 5G 6G 7G NC REMOCON RDS DATA RDS CLK HP SW MIC DET VR JOGA VR JOGB NC GND SH...

Page 68: ...IN VDD VSS FL OUT C IN T1 T2 PCL X OUT T3 IDR RDCL RDDA RDS ID T4 VDD VSS X IN R984 390 C916 6 3V100 1 2 15 3 4 5 6 7 8 9 10 11 12 13 14 1 15 3 4 6 7 8 9 10 11 13 14 12 2 5 D E A VR901 EVQVBXFK124B V...

Page 69: ...602 16V10 C659 16V10 C660 16V10 R564 2 7K R563 2 7K R597 1 2K R598 1 2K 20 2 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 1 2 15 3 4 5 6 7 8 9 10 11 12 13 14 C601 16V10 R605 4 7K 2 1 3 4 5 6 7 8 9 10...

Page 70: ...608 56K C614 47P R609 120K C611 15P R612 56K C610 47P R624 150K R621 150K R622 120K R619 120K R620 120K R628 22K C622 50V100 R647 1 4W2 2 O B A L E J G N M B A E F C D Q551 2SA1995RSTA SIGNAL LEVEL DE...

Page 71: ...2SB1548PQAU REGULATOR Q723 2SC3940AQSTA REGULATOR D705 RL1N4003N02 D737 MA4082LTA R763 4 7K R764 330 C733 0 047 C740 16V10 D721 MA4300MTA R708 4 7K C707 0 047 C706 35V10 C737 50V100 R707 1 4W4 7 C735...

Page 72: ...REGULATOR Q725 2SC5398RSTA REGULATOR Q711 2SB1548PQAU REGULATOR Q705 2SA1995RSTA REGULATOR Q701 2SD2374PQAU REGULATOR D738 MA165TA D758 MA165TA D730 MA4091HTA R770 100K D739 MA165TA R765 1 2W220 R724...

Page 73: ...D E F LC72131M PLL FREQUENCY SYNTHESIZER AM ANT EXT LOOP FM ANT 75 SCHEMATIC DIAGRAM 8 100 0 01 100 2SC2413 BUFFER AMP 2SK360 FM OSC 2SK360 RF AMP 22P 15P 22P 0 022 2 7K 47P 33K 100K 2P 8P 10K 10K 33...

Page 74: ...0 01 150P 68K 0 1 10 22K 4 7 4 7 47K 1000P 3 3 A D B C 10K 0 01 330 1000P LA1833MN FM AM IF AMP DET AM OSC MIX FM MPX A B B A D A 2SC2712 SWITCHING 3 3K 2SC2413 FM IF AMP 2SC2413 FM IF AMP 330 SCHEMAT...

Page 75: ...S 8 1 2 7 4 3 5 W905 TP OPERATION P C B A S WOOFER S911 TUNING S910 TUNING S901 D306 REP2964D M E EG REP2964L M EB For E EG areas For E EG areas For E EG areas For EB area For E EG areas ELECTRICAL PA...

Page 76: ...550 C552 C724 C709 C619 C613 C614 C723 C647 C608 C607 C611 C609 C616 C612 C617 C618 C648 C605 C606 C610 C604 C603 C649 C620 C632 C650 C707 C714 C731 C741 C761 B C E Q707 C554 C656 C551 C553 C721 C660...

Page 77: ...L605 L606 RL701 CN781 R564 R570 R571 R572 R591 R597 R598 R601 R602 R603 R604 R605 R606 R607 R608 R609 R610 R611 R612 R614 R615 R617 R618 R619 R620 R621 R622 R623 R624 R707 R708 R712 R719 R721 R722 R7...

Page 78: ...CN713 CN711 W3 W2 W1 J J J J J J 1 2 3 4 5 6 7 8 9 10 1 2 3 4 T701 Power transformer REP2966D S E EG REP2966E S EB REP2964D M E EG REP2964L M EB ELECTRICAL PARTS LOCATION POWER TRANSFORMER A P C B E...

Page 79: ...OCESSOR 1 4 W722 1 10 W721 8 1 CP602 4 1 CP603 SPEAKERS C POWER SUPPLY P C B W701B 1 10 T702 Power transformer D AC IN P C B W1 W2 W3 1 4 CN603 1 8 CN602 AC IN E POWER TRANSFORMER A P C B 1 4 W722 1 1...

Page 80: ...E C B 2SB1548PQAU 2SD2374PQAU C B E 2SA1995RSTA 2SC5398RSTA 2SD2144STA E C B MA165TA MA700ATA 1SS291TA Ca A Anode Cathode 1N5402BM21 RL1N4003N02 Ca A Anode Cathode SB360L6508 Ca A Anode Cathode 2SA19...

Page 81: ...4 5 B h i SIMULATED STEREO g i Standby on switch I Press to switch the unit from on to standby mode or vice versa In standby mode the unit is still consuming a small amount of power 2 Standby indicato...