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Pioneer XR-P340M User's Manual

1. FL Tube Grid Assignment DIO eeusv NORMAL sw FRONT 0 L Pao toeic PHANTOM L3 TI Ich LOGIC V REAR Leh E LEVEL MIN ooo 000 000 090 000 MAX CENTER Reh 2G 82 83 BS BS 87 2S Sar I Wy s B8 88 Bi Bl BI2 BIS 814 SEC dE NC 510 MIN ooo ooo ooo ooo 26 Pin Assignment Anode Connection N 3G 26 16 sie L 2 PRO LOGIC 8i c P3 Sch LOGIC 82 s ES Pa REAR 83 TEST Be LEVEL B4 2 P6 CENTER Bs S3 Pin Connection P leh 86 54 PIN NO 3 4 28 Pe NORMAL 87 ss PPPPPPPPP NINNINININIF IF Rm CONNECT ION PHANTOM ss NOTE 1 F1 F2 Fil 21 2 NP N ATE Wal B9 57 3 NX No extend pin pit Bd n 4 D Datum Line 5 1G 3G Grid PLZ Bil PrF 812 14 B13 S 814 1 et 1 19 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 1 7 ADJUSTMENTS 1 TUNER SECTION FM Tuner Section Set the mode selector to FM BAND Connect the wiring as shown in Fig 1 1 FM SG 1kHz 75kHz dev Adjustment Reception Adjustment Title Frequency Level Location Specifications MHz spl
2. 15 1 kHz T H D 10 16 Q x 2 CENTER Continuous Power Output 15 1 kHz T H D 10 16 Q x 2 XR P640 XR P640M FRONT Continuous Average Power Output is 70 Watt per channel min at 8 ohms from 50 Hertz with no more than 1 total harmonic distortion Continuous Power Output RMS 100 W 100 W 1 kHz T H D 10 8 Q Peak Music REAR Continuous Power Output RMS 1k lt XR P340 XR P340M gt FRONT Continuous Average Power Output is 33 Watts per channel min at 8 ohms from 50 Hertz with no more than 1 total harmonic distortion 0 2 Continuous Power Output RMS 50 W W 1 kHz T H D 10 8 Q Peak Music Power 500 W FM AM tuner section FM Tuner Section Frequency Range 9 kHz 10 kHz step 7 5 MHz to 108 MHz Antenna Input 75 ohms unbalanced AM Tuner Section Frequency Range With 10 kHz step With 9 kHz step Antenna 530 kHz to 1 700 kHz 531 kHz to 1 602 kHz Loop Antenna Miscellaneous Power Requirements Singapore model Other model Power Consumption XR P740 XR P740M XR P640 XR P640M XR P340 XR P340M Dimensions 220 230 240 V 50 60 Hz 110 120 127 220 240 50 60 Hz 276 W 260 W x 371 5 H x 295 D mm XR P740 XR P740M XR P640 XR P640M 260 W x
3. CN7502 B1 B1 Resistor 0 229 3W more Fig 2 2 FRONT ASSY FOR 100W Point A Point gumo oms io C7524 og ie Fu O i 6 8 0 Oum o oss o 2 ug eni 1c7702 Fig 2 3 FRONT ASSY FOR 100W This diagram is viewed from the foil side Tto 7502 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 Resistor 0 222 2W or more CN7102 Fig 2 4 REAR PWR PRTEC ASSY Point C Point D woo gt Fig 2 5 REAR PWR PRTEC ASSY This diagram is viewed from the foil side 1 23 XR P740MI XR P640M XR P340M XR P740 XR P640 XR P340 3 CASSETTE DECK SECTION Adjustment points and test points are shown in Fig 3 2 and Fig 3 4 Mechanical Adjustment Set the TAPE function Test tape STD 301 3kHz 30min 1 Tape Speed Adjustment Adjusting Measurement Adjustment Procedure Press the PLAY SW and adjust so that the reading TEST becomes 3010Hz 10Hz Confirm that wow amp Playback POINT Rch futter level is below 0 2 in th directi 3kHz AF CD Assy lutter level is below 0 2 in the reverse direction confirm that the reading is within 3010Hz 60Hz PLAY Electrical Adjustment Check the following before starting
4. Connected to 5V Focus OK input Open Connected to GND Connected to 5V Extension port serial clock output Connected to Oscillator 4 19MHz Disc count pulse input Extension port serial data output DISPLAY POWER ON OFF CD XLT Disc selector home SW Extension port display system latch pulse POWER ON OFF Magazine discrimination SW input Slider inside SW input LSI control data latch pulse CD CLK 1 12 LSI control data serial clock Load position discrimination input XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 Function Description Function Description LSI operating status multi mode input FL segment Frame synch lock input Connected to 30V Subcode synch SO SI input AC input Remote control signal input FL segment Connected to GND PLL CE PLL latch pulse PULSE2 Tape 2 reel pulse input PULSE1 Tape 1 reel pulse input Connected to 5V Key scan input Note I Input B A D Analog Input PLL 9162 O Cmos Output P123 DATA PLL and 9162 serial data N Nch Open Drain Output P Pch Open Drain Output PLL 9162 CLK PLL and 9162 clock KO10 P16 KO9 P15 KO8 P14 KO7 P13 KO6 P12 KO5 FL segment and P11 KO4 key scan output P10 KO
5. 9 4 MIC MIX XR P740M XR P740 ONLY 1 2201 A icssos s O 8 L R BALANCE KARAOKE 17 MONO gt r FRONT SP OUT 4 1 1C3501 1 3501 1 1 2 2 2 i FRONT D 18 27404 XR P740 ONLY POWER AMP MODULE SECTION FRONT POWER AMP L OUT F GNO SHORT OVERLOAD DETECT S GND SHORT OVERLOAD DETECT o SHORT O REF GND MUTE AC BLOW OVER HEAT HEAT SINK TEMP SENSOR FAN OUTPUT LEVEL DETECT XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 Pin Function of Power Amp Module Connector Description 12V M 12V separate system stabilized output UNREG 12 Unstabilized power input for 12V AC AC detection input for power ON OFF and MUTE 12V Stabilized power output for 12V MUTE Mute external input outputs internal mute conditions cancels forced mute REF GND GND for protective circuit reference GND for short detection CN7101 BLOW BLOW circuit external output ON at 0 5V or more REG GND Reference GND for stabilized power source UNREG 45 Unstabilized power input for 5 6V UNREG 12 Unstabilized power input for 12V and 12 M 5 6V 5 6V stabilized output 12V 12V stabilized output Center signal input Signal input GND floating interior type Surround signal input OVERLOAD Short detection input for Surround and Cen
6. 30 CLAMPER PNW1857 NSP 108 MAIN CHASSIS PNW2074 NSP 109 SELECT BOARD ASSY AWZ7209 31 LOCK LEVER PNW1917 NSP 110 MOTOR BOARD ASSY AWZ7208 32 LOCK SPRING PBH1108 33 STAIR NL PNW2443 NSP 111 MECHANISM BOARD ASSY PWX1192 34 STAIR NR PNW2444 NSP 112 EARTH LEAD UNIT PDF1074 35 SYNCHRONIZE LEVER PNW1926 NSP 113 CLAMP MAGNET PMF1014 NSP 114 GEAR STOPPER PNB1303 36 MOTOR ASSY 1130 NSP 115 1312 LOADING DISC SELECT 37 SCREW PMZ26P040FMC NSP 116 AV ANGLE PNB1405 38 SCREW PPZ30P080FMC 117 CARRIAGE BASE PNW2445 39 SCREW BBZ30P060FMC 40 WASHER W T26D047D025 41 WASHER WA31D054D025 42 E RING Z39 010 43 SCREW IPZ30P080FMC 44 RUBBER SPACER PEB1238 45 RUBBER SPACER PEB1179 46 SILENT RING PBK1093 47 WASHER WA62D130D025 48 EARTH SPRING PBH1132 49 GUIDE BAR PLA1094 50 DISC TABLE PNW1067 1 45 XR P740MI XR P640MI XR P340MI XR P740 XR P640 XR P340 2 4 CD SINGLE MECHA ASSY FOR XR P740 XR P640 AND XR P340 Mark No Description Parts No Mark No Description Parts No 1 LEVER SWITCH CLAMP DSK1003 26 WASHER WT12D032D025 8001 27 PICKUP ASSY PEA1179 2 FLOAT SCREW 1048 28 GUIDE PLA1094 3 RUBBER BELT PEB1193 29 GEAR1 PNW2052 4 MOTOR PULLEY PNW1634 NSP 30 GEAR STOPPER PNB1303 5 TRAY PNW2265 31 SCREW BPZ20P060FMC 6 FLOAT BASE PNW2032 32 PWB HOLDER PNW2057 7 DRIVE GEAR 2 PNW2369 33 SCREW BPZ26P100FMC 8 GEAR PULLEY PNW2034 NSP 34 EARTH LEAD UNIT PDF1104 9 CLAMPER BASE PNW2375 35 SCREW BBZ26P
7. P740M and XR P640 XR P640M Each time this button is pressed DOLBY NR setting changes B C OFF 6 DOLBY NR ON OFF button XR P340 XR P340M only Each time this button is pressed DOLBY NR system turns ON and OFF 2 Rec pause button 11 8 ASES Auto Synchro Editing System COPY button 8 TAPE operation buttons PLAY 4 STOP m Fast lt lt m Auto Function This model is equipped with Auto Function operation so when the switch for PLAY PAUSE DISC SELECTOR 1 6 RND TAPE 1 2 PLAY tape or BAND is pressed the function switches automatically Use the FUNCTION button to select the component connected to the VIDEO AUX IN jacks since Auto Function is not effective for this NOTE The function cannot be switched during recording and tape copying CD PLAYERS D DISC SELECTOR buttons 1 6 2 OPEN EJECT button 2 OPEN CLOSE button 3 STOP button 4 PLAY PAUSE button 5 Manual Track search buttons 44 lt lt gt gt Pel 6 Magazine slot door 6 Disc tray e Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation e DOLBY and the double D symbol X are trademarks of Dolby Laboratories Licensing Corporation XR P740M XR P640M XR P340MI XR P740 XR P640 XR P340 REMOTE CONTROL UNIT REMOTE CONTROL UNIT d D POWER button 2 Function button FUNC XR P740 Each time this button is pressed the func
8. PIONEER Too The Art of Entertainment Service Manual ORDER NO RRV 1023 The voltage can be converted XR P640 XR P340M XR P340 by the following method Power Requirement AS ON 1205127 With the voltage selector AC120V CONTENTS CHAPTER 1 1 8 PARTS LIST FOR PACKING AND 1 1 SAFETY INFORMATION n 1 2 EXPLODED VIEWS 68 1 38 6 INFORMATION nem foe Ie 2 2 SCHEMATIC AND PCB CONNECTION 7 ADJUSTMENTS IB 1 20 DIAGRAMS 2 16 1 2 SPECIFICATIONS ee 1 4 1 9 PCB PARTS LIST mA 1 47 1 3 PANEL FACILITIES 1 5 1 4 DISASSEMBLY gt 71 8 CHAPTER 2 1 5 BLOCK DIAGRAM 1 9 2 1 PACKING AND EXPLODED VIEWS 2 2 1 1 PIONEER ELECTRONIC CORPORATION 4 1 Meguro 1 Chome Meguro ku Tokyo 153 Japan PIONEER ELECTRONICS SERVICE INC Box 1760 Long Beach California 90801 U S A PIONEER ELECTRONICS OF CANADA INC 300 Allstate Parkway Markham Ontario L3R 0P2 Canada PIONEER ELECTRONIC EUROPE N V Haven 1087 Keetberglaan 1 9120 Melsele Belgium PIONEER ELECTRONICS AUSTRALIA PTY LTD 178 184 Boundary Road Braeside Victoria 3195 Australia TEL 03 580 9911 PIONEER ELECTRONIC CORPORATION 1993 DEC 1993 Printed in Japan XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 CHAPTER 1 1 1 SAFETY INFORMATION This service manual is intended for qualified service t
9. Refer to Fig 2 4 For measuring voltage at both sides of resistor Short both sides of C7124 on the Surround Amp side Do not operate the Surround Amp Turn the power ON wait 6 seconds and then measure the resistance voltage in Step 2 Idle current I V 0 22 Q Surround amp side Same as Steps 1 and 2 above Short both sides of C7123 on Surround Amp side Do not operate Surround Amp Turn the power ON under the conditions in Steps 1 and 2 and after 6 seconds measure the resistance voltage in Step 2 If the measured idle current is greater than 50mA perform the follow ing procedure Center amp side Short between the Point C pattern in Fig 2 5 using solder Connect R7117 to R7115 in a parallel cir cuit Surround amp side Short between the Point D pattern in Fig 2 5 using solder Connect R7118 to R7116 in a parallel cir cuit NOTE After performing Steps 8 and 9 remeasure the idle current and con firm that it is below 50mA If the idle current is below 3mA support a resistor 15kQ between the emitter and the Q7101 Center ch and Q7102 Surround ch base and confirm that the idle current is within 3 50mA 3 Adjusting the Operating Temperature Setting of the Fan Motor VR7701 This adjustment is necessary when 1C7403 12V regulator Q7301 and Q7302 temperature sensors or VR7701 has been replaced or when the entire split board
10. 1 Confirm that the tape speed adjustment has been completed 2 Clean the heads and demagnetize them using a head eraser 3 Set the measurement level to 0 dBV 1 Vrms 4 Use the specified tape for adjustment Use the labeled A side of the test tape 5 331E For playback adjustment STD 631 Normal blank tape 5 Provide yourself with the following measuring devides AC millivoltmeter Low frequency oscillator Attenuator Oscilloscope 6 Adjust both right and left channels unless otherwise specified 7 Turn the DOLBY NR switch off unless otherwize specified 8 Warm up the unit for several minutes before adjustment In particular be sure to warm up the unit in the REC PLAY mode for 3 to 5 minutes before starting recording playback frequency characteristics adjust ment 9 Always follow the indicated adjustment order Otherwise a complete adjustment may not be achieved 30s OdB 315Hz 250nwb m Playback Adjustment Decks and 11 1 Head Azimuth Adjustment 2 Playback Level Adjustment Recording Adjustment Deck 11 1 Bias Oscillation Frequency Adjustment 2 Recording Level Adjustment 3 Recording playback Frequency Characteristics Adjustment 4 ALC Operation Check As the reference recording level is 250nwb m for STD 331E the recording level will be higher by 4 dB for STD 331 160nwb m When adjusting pay carefull attention to the type of tape used
11. B 51104 IC7501 UPC4570G2 R1701 RD1 8PM181J IC7701 1 7702 XRA4558F P R1801 R1804 RD1 8PM223J Q7507 Q7508 2SA1182 R1941 RD1 8PM472 Q7601 2SA1255 R1919 RD1 8PM4737 Q7517 Q7518 2SB1115 R1935 R1938 R1939 RD1 8PM561J Q7501 Q7502 2SC2240 Other Resistors 851 105 JLI U 97605 Q7606 Q7703 2SC2712 Q7505 Q7506 2SC2859 OTHERS Q7603 2SC3138 1701 FL TUBE AAV7002 97615 Q7516 2501015 1030 S6E SOCKET AKE1105 07506 D7517 07518 pe X1901 CERAMIC RESONATOR ASS1018 7503 D7504 07516 188184 REMOTE RECEIVER UNIT AXX1023 D7521 D7524 1SS244 D7519 D7520 D7525 D7526 D7531 HSS104 02 1 58 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 Mark No Description Parts No Mark No Description Parts No D2201 D8211 HZS6CL R1019 RD1 4PM511J D1010 HZS7BL R1301 R1302 RD1 4PMF6R8J D1002 RB152 D1023 RD30ESB4 R1031 R2101 R2102 R2105 R2107 RD1 8PM102J D1151 D1152 RD5 1ESB R2111 R2113 R2117 R2129 R9007 RD1 8PM102J R1040 R1063 R1154 R1158 RD1 8PM103J D1011 D1012 RD5 6ESB2 R8368 RD1 8PM105J D1007 D1008 D1013 D1020 S5688G R1032 RD1 8PM152J D1024 D1025 D1041 D1043 S5688G R1051 RD1 8PM331J CAPACITORS R3502 RD1 8PM433J C1009 0 01 150 ACG1005 R1052 RD1 8PM471 C1001 C1002 5600 56V ACH1211 R1151 R2136 RD1 8PM472 C2255 C8173 CCSQCH101J50 R2114 RD1 8PM473J C8403 C8404 9 150 50 C3303 3304 CC
12. Description Parts No FM AM TUNER MODULE C6225 C6241 C6266 CKSQYF473250 C6232 CKSYB333K50 SEMICONDUCTORS C6251 CKSYB472K50 16201 LA1836M C6223 CKSYF103Z50 16202 LM7001J 6263 473750 96102 25 2223 96203 25 2235 RESISTORS Q6202 2SC2712 VR6201 1060 ACP1043 VR6202 VRTB6VS223 Q6103 Q6214 2802714 R6299 R6300 RD1 8PM102 96201 25 208 R6113 R6116 R6118 6268 6271 RS1 8S000J Q6104 2SK302 R6275 R6276 R6278 R6283 R6284 RS1 8S000J Q6101 3SK194 Q6204 XDAVAEK R6290 R6293 R6294 R6297 RS1 8S000J R6243 R6244 RS1 8S101J Q6217 XDC124EK R6211 RS1 8S103J D6101 D6102 1T33 R6237 RS1 8S182J R6209 RS1 85S221 COILS AND FILTERS J L6104 ATC1003 R6239 RS1 8S332J L6101 ATC1020 R6101 RS1 85470 L6102 ATC1021 Other Resistors 851 108 7007 T6101 063 16207 10 7 2 ATE1013 OTHERS 6201 TERMINAL 4 P AKA1016 F6204 SFE10 7MA8 ATF 107 X6203 CRYSTAL RESONATOR ASS1042 F6203 SFE10 7MS3G 119 6201 CRYSTAL RESONATOR ASS1066 F6101 155 X6202 CERAMIC RESONATOR ATF1027 6202 450 2 ATF1145 AM RF TUNING BLOCK AXX1041 L6103 ATH1043 L6202 L6203 L6208 LCTA2R2J3225 FRONT ASSY FOR 100W CAPACITORS SEMICONDUCTORS C6202 C6234 C6236 1 16 ACG1051 IC7501 UPC4570G2 C6235 0 47 25V ACG1052 IC7701 IC7702 XRA4558F P C6107 CCSCH010C50 Q7507 Q7508 2SA1182 C6229 CCSCH821J50 Q7601 2SA1255 C6110 CCSQCH020C50 Q7501 Q7502 2SC2240 C6101 CCSQCH050C50 Q7605 Q7606 Q7703 28C2712 C6108 C6203 C6268 CCSQCH101J50
13. Description Parts No Mark No Description Parts No A 1 POWER TRANSFORMER ATS7015 46 SCREW VPZ30P080FZK T8005 47 FRONT PANEL A 7059 A 2 FUSE 2 5 250 FU1 512 48 LENS AAK7021 A 3 AC POWER CORD ADG1051 4 AMP TUNER BUTTON AAD7048 4 STRAIN RELIEF AEC 882 50 DOOR L AAN7016 NSP 5 GROUND LEAD ADB1001 51 DOOR R AAN7020 A 6 FLEXIBLE CABLE J1 ADD1127 52 CATCHER AEC7001 7 MULTI ASSY AXAT006 53 DOOR SPRING 1 ABH7001 8 CASSETTE MOD BC EXK2420 54 DOOR SPRING R ABH7002 NSP 9 CHASSIS ANA7001 55 DECK CD BUTTON AAD7049 10 REAR PANEL 7036 56 M CD PANEL AAK7016 11 RUBBER SHEET 1111 57 DAMPER ASSY AXA7001 12 TRANS FRAME ANA7002 58 KEEP PLATE ABK1017 13 BRACKET ANG7002 59 FRONT PANEL B AMB7067 14 NYLON BINDER 093 60 DOLBY BUTTON AAD7007 15 PCB SPACER 3 x 12 AEC1372 61 LEVEL BUTTON AAD7012 16 CONNECTOR PVC AEC1500 62 DOOR SHAFT AXA7003 17 FRONT PANEL ASSY 7084 63 DAMPER PXA1484 18 TUNER PLATE 7012 64 DOOR SPRING ABH7003 19 DOLBY PLATE AAK7013 65 MULTI BUTTON AAD7009 20 DECK PLATE LR AAK7018 66 MULTI DOOR AAK7017 21 67 LOCK LEVER SPRING 7004 22 Gae 68 SCREW BPZ20P080FMC 23 JOG KNOB AAB7006 A 69 VOLTAGE SELECTOR S8001 AKX 507 24 VOL KNOB AAB7021 A 70 FUSE T2 5A 250V FU2 AEK 512 25 BALANCE KNOB AAB7008 71 GROUND LEAD ADB1005 26 P BASS KNOB AAB7013 NSP 72 PARALLEL WIRE J2 D20PYY0615E 27 BONNET ANE7005 28 AF CD ASSY AWZ7095 29 VRASSY AWZ7282 30 H P ASSY
14. P340M KC SD YPW XR P340 SD AND YPW AF CD ASSY AWZ7287 AWZ7286 and AWZ7088 have the same construction except for the following 1 60 Symbol amp Description D1010 D1032 D1033 D2201 D8211 D1996 D1997 C1001 C1002 5600 56 C1001 C1002 3300 50 C1010 0 01 150 R1223 R1997 R1998 R1999 R3503 CN8203 CN8203 CN8204 PCB binder Part No AWZ7088 HZS78L ACH1211 RS1 108303J R 1 108272J 4 173981 4 52147 0610 VEF1008 AWZ7287 RD7 5ESB 55104 02 RD6 2bESB S5688G ACH1066 ACG1005 51 105333 RD1 8PM100J RS1LMF220J RS3LMF6R8J 52147 0610 VEF1008 AWZ7286 RD7 5ESB 55104 02 RD6 2ESB S5688G ACH1066 ACG1005 RS1 10S333J RD1 8PM100J RS1LMF220J RS3LMF6R8J RS1 10S272J Remarks XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 VR ASSY AWZ7280 and AWZ7270 have the same construction except for the following Symbol amp Description AWZ27270 AWZ7280 C1501 C1502 CEAS2R2M50 C1557 C1558 CKSQYB273K50 CEYA2R2M50 CKSQYB393K50 R1555 R1558 RS1 10S823J RS1 108104J CD DECK SW ASSY CD DECK SW assemblies of XR P340M and XR P340 are the same as those of XR P740M and XR P740 Refer to 1 2 FOR XR P740M SD TRANS PRIMARY ASSY AWZ7130 AWZ7127 and AWZ7131 have the same construction except for the following icd a RA Lo 161 C1102 0 01 400 AC
15. P340M KU Mark No Description Parts No Mark No Description Parts No A 1 POWER TRANSFORMER ATS7009 51 M CD PANEL AAK7016 T8005 52 DAMPER ASSY 7001 A 2 FUSE 4A 125V FUL AEK 125 53 KEEP PLATE 1017 A 3 AC POWER CORD ADG1146 54 TRANS FRAME ANA7002 4 CORD STOPPER AEP 113 55 65 LABEL ORW1069 NSP 5 GROUND LEAD ADB1001 56 DOOR SHAFT AXA7003 A 6 FLEXIBLE CABLE J1 ADD1127 57 DOOR SPRING ABH7003 7 MULTI MECHA ASSY AXA7006 58 MULTI BUTTON AAD7009 8 CASSETTE MOD B EXK2430 59 MULTI DOOR AAK7017 NSP 9 CHASSIS ANA7001 60 LOCK LEVER SPRING ABH7004 10 REAR PANEL ANC7026 61 DAMPER PXA1484 11 RUBBER SHEET AEB1111 62 SCREW BPZ20P080FMC 12 BRACKET ANG7002 63 GROUND LEAD ADB1005 13 NYLON BINDER AEC 093 64 PARALLEL WIRE J2 D20PYY0615E 14 PCB SPACER 3x 12 1372 15 PCB CONNECTOR PVC AEC1500 16 FRONT PANEL ASSY AMB7075 17 TUNER PLATE AAK7012 18 DECK PLATE LR AAK7018 21 JOG KNOB AAB7006 22 VOL KNOB AAB7021 23 BASS KNOB AAB7013 24 BONNET ANE7003 25 AF CD ASSY AWZ7088 26 VR ASSY 27270 27 55 27103 28 SECONDRY TRANS ASSY AWZT7107 29 DISPLAY ASSY AWZ7113 30 CD DECK SW ASSY AWZT7125 31 TRANS PRIMARY ASSY AWZ7131 32 FM AM TUNER MODULE AXQ1012 33 POWER MOD F50 AXQ1018 34 SCREW 2 6 8 ABA1095 35 SCREW ASZ40P060FMC 36 SCREW BBZ30P060FMC 37 SCREW BBZ30P080FZK 39 SCREW BPZ26P080FMC 40 SCREW CBZ30P080FMC 41 SCREW VPZ30P080FZK 42 FRONT PANEL A AMB7054 43 LENS AAK7021 44
16. XR P740 XR P640 XR P340 ADDON DISPLAY ASSY AWZ7139 and AWZ7141 have the same construction except for the following Symbol amp Description Remarks AW27141 AWZ7139 R3968 R 1 108473J R3969 RS1 108473J R4030 R4034 RD1 8PM102J DOL SURR ASSY Mark No Description Parts No Mark No Description Parts No SEMICONDUCTORS RESISTORS 1C3404 LA2730 VR3401 1044 1C3403 M50198P R3451 RD1 2PM271 IC3405 MC14066BF R3422 RD1 4PM390J IC3401 IC3402 IC3407 NJM4558M D R3440 RD1 8PM102 1C3406 9154 R3452 R3454 RD1 8PM222 Q3402 2SC1740S Other Resistors RS1 10S Q3405 2SC2458 Q3404 RN1201 OTHERS 93408 RN2201 PIN JACK 2P AKB1164 93401 RIN2203 X3401 CERAMIC OSCILLATOR ASS1016 D3410 155226 03401 03404 23406 13408 58104 02 D3409 RD5 1ESB COILS AND FILTERS L3401 LAUSR6K CAPACITORS C3414 CEANP100M35 C3421 CEAS010M50 C3404 C3417 C3424 C3427 C3431 CEAS100M50 C3426 CEAS101M10 C3425 CEAS220M16 C3401 C3402 C3430 C3432 CEAS2R2M50 C3434 C3436 CEAS2R2M50 C3405 C3409 CEAS470M16 C3418 CEAS470M25 C3419 CEASR33M50 C3416 CFTYA103J50 C3408 C3413 C3420 104 50 C3422 C3429 CFTYA333J50 C3410 C3411 CFTYA474 50 C3437 CKSQYB471K50 C3440 C3441 CKSQYF104Z50 C3403 C3442 CKSQYF473250 C3423 CQMAL53 50 C3428 CQMA472J50 C3407 C3415 561 50 C3406 C3412 562150 1 55 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 2 FOR XR P340M AND XR P340
17. 2 1 LIST OF WHOLE PCB ASSEMBLIES Symbol amp Description MAIN assy AWK7034 AWK7034 AWK7082 AWK7082 AWK7081 AWK7081 AF CD assy AWZ7088 AWZ7088 AWZ7287 AWZ7287 AWZ7286 H assy AWZ7103 27103 AWZ7103 AWZ7103 AWZ7103 SECONDRY TRANS assy AW2Z7107 AWZ7107 AWZ7107 AWZ7107 AWZ7107 VR assy 27270 AWZ7270 AWZ7280 AWZ7280 AWZ7280 COMPLEX assy 7027 7027 7028 7029 7020 CD DECK SW assy AWZ7125 AWZ7125 27125 27125 AWZ7124 TRANS PRIMARY assy AWZ7131 27 131 AWZ7130 27127 AWZ7130 DISPLAY assy AWZ7113 27113 AWZ7114 AWZ7114 AWZ7110 MULTI MECHA assy AXA7006 AXA7006 AXA7006 AXA7006 LOADING BOARD assy AWZ7207 AWZ7207 AWZ7207 AWZ7207 MOTOR BOARD assy AWZ7208 27208 AWZ7208 AWZ7208 SELECT BOARD assy 27209 27209 AWZ7209 AWZ7209 MECHANISM BOARD assy PWX1192 PWX1192 PWX1192 PWX1192 SINGLE MECHA assy AXA7004 AXA7004 L MECHANISM BOARD assy PWX1192 PWX1192 FM AM TUNER MODULE AXQ1012 AXQ1012 AXQ1012 AXQ1012 AXQ1012 AXQ1012 POWER MOD F50 AXQ1018 AXQ1018 AXQ1018 AXQ1018 AXQ1018 AXQ1018 FRONT ASSY FOR 50W AWZ5390 AWZ5390 AWZ5390 AWZ5390 AWZ5390 AWZ5390 REAR PRTEC ASSY AWZ5392 AWZ5392 AWZ5392 AWZ5392 AWZ5392 AWZ5392 CASSETTE MECHA MOD B XK2430 EXK2410 EXK2410
18. 53951 83955 ASG1034 C3427 CEAS010M50 C3416 C3419 C3421 C3422 C3426 CEAS100M50 CAPACITORS C3441 C3442 C3446 CEAS100M50 C3953 C3954 CEJA100M16 C3951 C3417 CEAS101M16 cape CEA C3474 CEAS221M10 ped CKSQYF 102250 cum C3961 CKSQYF104Z50 C3960 C3413 C3414 C3476 C3477 CEAS2R2M50 3957 RESISTORS C3415 CEAS470M25 3466 CEAS471M16 VR3951 10K B ACS1103 3463 C3467 CEAS4R7M50 R4029 R4032 R4034 RD1 8PM102J C3452 C3453 CEASR15M50 Other Resistors 851 105 25 CEASR22M50 e OTHERS C3457 C3458 CEYA3R3M50 V3951 FL TUBE AAV7001 C3431 C3432 CEYAR33M50 X3951 CRYSTAL RESONATOR ASS1015 C3411 CFTYA103J50 CN20 CONNECTOR 13P KPE13 C3409 C3433 C3436 C3438 C3439 CFTYA104J50 C3456 CFTYA104J50 LOADING BOARD ASSY C3412 CFTYA153J50 C3451 C3461 C3462 CFTYA154J50 SWITCHES C3459 C3468 CFTYA223J50 S601 S602 DSG1016 C3428 CFTYA333J50 C3447 CFTYA334J50 MOTOR BOARD ASSY C3454 CFTYA473J50 C3424 CFTYA683J50 OTHERS C3475 CKSQYB103K50 CN602 6PJUMPER CONNECTOR 52151 0610 C3434 CKSQYB471K50 C3478 C3483 CKSQYB473K50 SELECT BOARD ASSY C3418 CKSQYB562K50 C3448 CKSQYB681K50 SWITCHES C3465 C3473 C3479 C3482 CKSQYF10450 S604 606 DSG1016 C3423 CQMA392J50 S603 PSG1010 C3420 CQMA472J50 C3435 CQMA562 50 MECHANISM BOARD ASSY 7 CQMA682 50 es MAS SWITCHES S610 DSG1016 1 50 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 No Description Parts No Mark No
19. AWZ7105 31 SECONDRY TRANS ASSY AWZ7211 32 DISPLAY ASSY AWZ7215 33 CD DECK SW ASSY AWZ7125 34 TRANS PRIMARY ASSY 27130 35 PROLOGIC ASSY AWZ7138 36 ADDON DISPLAY ASSY AWZ7141 37 FM AM TUNER MODULE AXQ1012 38 POWER MOD F100 R20 AXQ1019 39 SCREW P2 6x8 ABA1095 40 SCREW ASZ40P060FMC 41 SCREW BBZ30P060FMC 42 SCREW BBZ30P080FZK 48 44 SCREW BPZ26P080FMC 45 SCREW CBZ30P080FMC XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 For XR P740M YPW XR P740 SD XR P640M SD YPW XR P640 SD Part number differs between XR P740M YPW XR P740 SD 640 0 YPW XR P640 SD and XR P740M SD Symbol amp Description XR P740M XR P640M Remarks sp YPW sp YPW AF CD assy AWZ7095 AWZ7095 AWZ7281 AWZ7091 AWZ7091 AWZ7089 VR assy AWZ7282 AWZ7282 AWZ7282 AWZ7099 AWZ7099 AWZ7099 DISPLAY assy AWZ7215 AWZ7215 AWZ7214 AWZ7118 AWZ7118 AWZ7116 CD DECK SW assy AWZ7125 AWZ7125 AWZ7124 AWZ7125 AWZ7125 AWZ7124 TRANS PRIMARY assy AWZ7130 AWZ7127 AW27130 27130 AWZ7127 AWZ7130 PROLOGIC assy AWZ7138 AWZ7138 AWZ7138 amp tesi ey om DOL SURR assy AWZ7137 AWZ7137 AWZ7137 ADDON DISPLAY assy AWZ7141 27141 AWZ7139 27139 AWZ7139 MULTI MECHA assy AXA7006 AXA7006 7006 AXA7006 SINGLE MECHA assy Yes put AXA7004 AXA7004 S8001 Voltage selector AKX 507 507 AKX 507 507 T8005 Power transf
20. Assy of the Power Amp Module Assy has been replaced Adjustment Related Cautions Make sure the heat sink has sufficiently cooled is the same as room temperature Ta Once the power has been turned ON make measurements and adjustments as quickly as possible If too much time is taken the heat sink temperature will rise and the measurements will deviate from the Ta measurement point Wi Adjustment 1 Connect a voltmeter between TEMP and TP or between IC7702 terminals No 3 and 2 Refer to Figs 2 3 and 2 6 2 Determine the fan motor operating temperature setting by means of the following formula Tolerance is within x30mV Formula 85 Ta x 19 mV Ta ambient temperature C 3 Adjust VR7701 so that the voltage between TEMP and TP is the value obtained from the above formula For example when the room temperature is 25 C set value 85 25 x 19 mV 1140mV tolerance within 30mV 1 22 FRONT ASSY FOR 100W FAN 127 T T w R7713 START IDLING R7712 R7714 1C7702 87710 TEMP R7711 o Digital voltmeter or tester VR7701 P Fig 2 6 Adjustment of Operating Temperature Setting of Fan Motor FRONT ASSY FOR 100W Front Amp Side lA GS REAR PWR PRTEC ASSY Rear Amp Side Fig 2 1 Power Amp Module POWER MOD 100 R20
21. BBZ30P140FZK A 24 25412633 19 SCREW A 25 TRANSISTOR Q7512 2SA1264N For AXQ1019 11 MOTOR 1019 12 REGULATOR IC7401 MC7812CT Tar AXQION lA TEN 13 REGULATOR IC 1C7402 NJM7912A 14 REGULATOR IC 1C7403 MC7812CT 2 TRANSISTOR Q751 2SC3181N 15 REGULATOR IC 1C7404 7805 a For AX A 26 TRANSISTOR Q7513 2SC3180N 16 TRANSISTOR 07111 2SB1274 For AXQ1018 AXQ1019 only A 2 TRANSISTOR Q7514 2SC3181N A 17 TRANSISTOR Q7112 2SB1274 For AXQ1019 AXQ1019 only A 2 TRANSISTOR 97514 28C3180N For AXQ1018 1 46 1 9 PCB PARTS LIST NOTES Parts marked by NSP are generally unavailable because they are not in our Master Spare Parts List The mark found on some component parts indicates the importance of the safety factor of the part Therefore when replacing be sure to use parts of identical designation XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 Parts marked by are not always kept in stock Their delivery time may be longer than usual or they may be unavailable When ordering resistors first convert resistance values into code form as shown in the following examples Ex 1 When there are 2 effective digits any digit apart from 0 such as 560 ohm and 47k ohm tolerance is shown by 5 and K 10 560Q 56 x 10 561 47kQ gt 47 x 103 gt 473 0 50 ORS 10 010 2 When there are 3 effective di
22. D1904 HZS7AL Other Resistors 51 10500 COILS AND FILTERS LOADING BOARD ASSY T1901 LAU220 LOADING BOARD assy of XR P340M KU is the same as that of SWITCHES XI 91801 51816 Refer to 1 2 FOR 740 5 51901 1021 CAPACITORS MOTOR BOARD ASSY C1903 ACH1246 MOTOR BOARD assy of XR P340M KU is the same as that of C1952 CCSQCH101J50 XR P740M SD 2504 CCSQCH221J50 Refer to 1 2 FOR XR P740M SD C1907 CEJA010M50 C1910 C2503 C2505 CEJA100M50 isos CEJA221M10 SELECT BOARD ASSY 1902 CEJA470M16 SELECT BOARD assy of XR P340M KU is the same as that of C2502 CEJA4R7M50 XR P740M SD C1908 CFTYA224 50 Refer to 1 2 FOR XR P740M SD C1915 C1916 CKSQYB102K50 C1954 CKSQYB103K50 MECHANISM BOARD ASSY C2501 50 122 50 3710 3711 CKSQYB152K50 MECHANISM BOARD assy of XR P340M KU is the same as C3704 C3705 50 153 50 that of XR P740M SD C3713 C3714 CKSQYB471K50 Refer to 1 2 FOR XR P740M SD C3707 C3708 CKSQYB472K50 C2507 C3701 C3702 CKSQYB473K50 FM AM TUNER MODULE C2506 CKSQYB682K50 C1909 CKSQYF102250 FM AM TUNER MODULE of P340M KU is the same as C1955 50 103250 that of XR P740M SD Refer to 1 2 FOR P740M SD C1901 C1904 C1906 C1911 C1914 CKSQYF473Z50 C2508 C2509 C3703 C3706 C3709 CKSQYF473Z50 C3712 C3715 50 473250 ASSY FOR 50W RESISTORS SEMICONDUCTORS VR2501 10K
23. LSI control data serial clock CLAMP completion SW input XR P740M XR P640MI XR P340M XR P740 XR P640 XR P340 LSI operating status multi mode 69 FIP17 P6 P input FL segment 70 FIP16 P5 P Frame synch lock input Vtoap Connected to 30 Subcode synch SO SI input P4 P P3 AC input Remote control signal input P FL segment P P2 Connected to GND P1 PLL CE PLL latch pulse 1G PULSE2 Tape 2 reel pulse input 1 PULSE1 Tape 1 reel pulse input 2G 3G Connected to 5V Key scan input Analog Input PLL 9162 Cmos Output DATA PLL and 9162 serial data Nch Open Drain Output Pch Open Drain Output PLL 9162 CLK PLL and 9162 clock K010 P16 KO9 P15 KO8 P14 KO7 P13 KO6 P12 KO5 FL segment and P11 KO4 key scan output P10 KO3 9 2 8 1 P7 KO0 1 15 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 PDG108A 1C3951 ADDON DISPLAY ASSY Except XR P340M and XR P340 System Control Micro computer Pin Function Function Description Function Description 5 NO USE PA6 AN6 PE4 RMC RMC IN Remote control signal input PATAN PE5 NOUSE PE6 PRO LOGI Pro logic ON output RST Reset signal input EXTAL Connected to ceramic osc
24. Out of Optimum Out of adjustment adjustment adjustment Fig 3 Eye Pattern RF Level Verification Objective To verify the playback RF signal amplitude Symptom when out No play or no search of adjustment Measurement Connect the oscilloscope to Player State Test mode play Instrument Pin1 RF Connections Adjustment Location None Settings 50mV division 10ms division Disc YEDS 7 AC mode Procedure 1 Move the pickup to midway across the disc R 35mm with the MANUAL TRACK SEARCH FWD gt gt gt gt key or REV 1 lt 1 lt 1 lt lt key then press the DOLBY NR key the PLAY PAUSE gt key twice in that order to close the respective servos and put the player into play mode 2 Verify the RF signal amplitude is 1 2Vp p 0 2V 1 35 XR P740MI XR P640MI XR P340M XR P740 XR P640 XR P340 Focus Servo Loop Gain Adjustment Objective To optimize the focus servo loop gain Symptom when out Playback does not start or focus actuator noisy of adjustment Measurement See Fig 4 Player State Test mode play Instrument Connections Settings Adjustment Location VR8152 FCS GAN CH1 20mV division Disc YEDS 7 mode CH2 5mV division Procedure 1 Set the AF generator output to 1 2kHz and 1Vp p 2 Press the MANUAL TRACK SEARCH FWD D gt 05050 key or REV lt lt 147 key to move the pickup to halfwa
25. Q7505 Q7506 25 2859 C6111 C6116 C6208 C6221 C6222 CCSQCH150 50 Q7603 2SC3138 C6115 CCSQCH330 50 97704 XDCI43EK C6114 CCSQRH080D50 D7505 D7506 D7517 D7518 1SS181 C6113 CCSQRH180J50 D7503 D7504 D7516 1SS184 C6105 CCSQTH150J50 D7521 D7524 185244 C6261 CEAS010M50 D7519 D7520 D7525 D7526 D7531 HSS104 02 C6224 C6231 C6233 C6246 C6262 CEAS100M50 D7583 D7701 D7704 D7707 HSS104 02 C6216 C6217 CEAS330M16 07710 07713 HSS104 02 C6219 CEAS470M10 7507 7510 RD3 3ESB2 C6243 C6245 CEAS470M16 C6227 CEAS470M25 CAPACITORS mE CEJA100M16 C7703 ACG1051 C6249 C6250 CEJA4R7M35 C7523 C7524 10 35V ACH1150 C7509 C7510 47 16V ACH1151 5625 25 C7539 C7540 22 16 1248 7519 7522 545 7552 CCSQCH101J50 C6103 C6106 C6112 C6204 CKSQYB102K50 C6102 C6109 C6117 C6210 C6264 CKSQYB103K50 C7525 C7528 CCSQCH271J50 6218 CKSQYB223K50 C7503 C7504 CCSQCH331J50 C7541 C7542 CCSQCH470J50 C220 CKSQYB333K50 C7529 C7532 CKSQYB333K50 C6228 C6252 CKSQYB472K50 7543 C7544 CKSQYB472K50 C6209 C6237 C6265 C6267 CKSQYBA73K50 6212 6218 CKSQYF103Z50 C7602 CKSQYF103Z50 C6220 C6226 C6239 C6242 C6255 CKSQYF223Z50 C7601 7603 C7702 CKSQYF104Z50 C7537 CKSQYF473Z50 1 51 XR P740MI XR P640M XR P340M XR P740 XR P640 XR P340 Mark No Description Parts No Mark No Description Parts No RESISTORS 7137 R7140 RS1 10S0100F VR7701 1kQ ACP1076 R7303 RS1 10S1
26. R1935 R1938 R1939 RD1 8PM561J Q7501 Q7502 2SC2240 Other Resistors RS1 10S000J Q7605 Q7606 Q7703 2SC2712 Q7505 Q7506 2SC2859 OTHERS Q7603 2SC3138 1701 FL TUBE AAV7002 0015107910 AKN1030 Sp SOCKET AKP1105 D7606 dum n 1901 CERAMIC RESONATOR ASS1018 D7503 D7504 D7516 155184 REMOTE RECEIVER UNIT AXX1023 07524 195044 D7519 07520 D7525 07526 D7531 55104 02 1 58 Mark Description Parts No Mark No Description D7533 D7701 D7704 D7707 HSS104 02 RESISTORS D7710 D7713 HSS104 02 R7403 R7404 10 D7507 D7510 RD3 3ESB2 R7303 R7304 CAPACITORS Other Resistors C7703 1 16V ACG1051 C7523 C7524 10 35V ACH1150 OTHERS C7509 C7510 47 16V 151 CN7101 CONNECTOR 12 7539 C7540 22 16V ACH1248 C7519 C7522 7545 7552 CCSQCH101J50 EOM COSQCH27 UB OTHER ELECTRICAL PARTS 7503 C7504 CCSQCH331J50 FRONT ASSY FOR 50W C7541 C7542 CCSQCH470 50 SEMICONDUCTORS C7529 C7532 CKSQYB333K50 1 7404 7543 7544 CKSQYB472K50 1C7401 1 7403 C7602 CKSQYF103Z50 167402 C7601 C7603 C7702 CKSQYF104250 C7537 CKSQYF473Z50 PWR PRTEC ASSY RESISTORS SEMICONDUCTORS 7701 1kQ ACP1076 97511 Q7512 R7519 R7520 630kQ ACN1106 Q7513 Q7514 R7515 R7516 1 8kQ ACN1107 R7541 R7542 RD1 4PMF 100 R7547 R7550 RS1 1082200F OTHERS POWER MOD PCB R7709 RS1 10S39ROF FAN MOTOR R7710 RS1 10S56ROF R7708 RS1 10S7500F R7753 RS1 85000J DECK UNIT R7537 R75
27. T13 S23 T12 S24 FL control segment output T11 S25 T10 S26 T9 S27 T8 S28 T7 T6 T5 FL control timing output Offset voltage 30 for FL control 5V Power Supply Connected to VDD DOLBY NR OFF input PG3 PEO INTO SA Power ON input 1 Destination Domestic foreign changeover PE2 INT2 NO USE 1 17 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 AAV7002 V1701 DISPLAY ASSY FL Tube Grid Assignment 25816 88C B7CES Saas 55 52 ss 18 eC Sle ss WS BSC 255813 sce MALU DISCO CMOVIED BASS CCST WIDED lt Soe s BCS 598 Ba 0 ASES BC REPEAT f 2 3 4 2 Sse 82C COPY QNO S B 7 8 2989 STEREO WAKE UP PEN 9 10 1 126 90 DSP B W UNED KARAOKE S I ml 5 e m jam w fux an AN NEP 126 116 126 96 76 86 26 362 Pin Assignment Pin Connection TTI PIN NO 1234557 20 CONNECTION
28. TUNER BUTTON AAD7048 45 DOOR L 7016 46 DOOR R AAN7019 47 CATCHER AEC7001 48 DOOR SPRING L ABH7001 49 DOOR SPRING R ABH7002 50 DECK CD BUTTON AAD7049 1 42 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 For XR P340M KC SD YPW XR P340 SD and YPW Part number differs between XR P340M KC 50 YPW XR P340 SD YPW and XR P340M KU Part No Symbol amp Description XR P340M Remarks 0 AF CD assy 27088 AWZ7088 AWZ7086 AWZ7086 AWZ7084 AWZ7084 VR assy AWZ7270 AWZ7270 AWZ7280 AWZ7080 AWZ7080 AWZ7080 DISPLAY assy AWZ7113 AWZ7113 AWZ7114 27114 AWZ7110 AWZ7110 CD DECK SW assy AWZ7125 AWZ7125 AWZ7125 AWZ7125 AWZ7124 AW27124 TRANS PRIMARY assy AWZ7131 AWZ7131 AWZ7130 27127 AWZ7130 AWZ7127 CASSETTE MOD B EXK2430 EXK2410 EXK2410 EXK2410 EXK2410 EXK2410 MULT MECHA assy AXA7006 AXA7006 AXA7006 AXA7006 SINGLE MECHA assy Ut y AXA7004 S8001 Voltage selector 507 507 T8005 Power transformer ATS7009 ATS7009 ATS7010 ATS7010 ATS7010 ATS7010 AC power cord ADG1146 ADG1146 ADG1051 ADG1123 ADG1051 ADG1123 FU2 Fuse T1A 250V esee 508 cn Front panel assy 7075 AMB7075 AMB7075 AMB7075 AMB7074 AMB7074 Front panel A AMB7054 AMB7054 AMB7054 AMB7054 AMB7053 AMB7053 Door spring ABH70
29. is satisfied i 00 key in that order to close the focus servo then the spindle When gt When A B When there is a DC component When there is no DC component 1 32 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 Wl Pickup Radial Tangential Tilt Adjustment For CD Multi Objective Symptom when out of adjustment Measurement Instrument Connections Procedure To adjust the angle of the pickup relative to the disc so that the laser beams are shone straight down into the disc for the best read out of the RF signals Sound broken some discs can be played but not others Connect the oscilloscope to RF Settings 20mV division 200ns division AC mode Player State Test mode play Adjustment Location Pickup radial tilt adjustment screw and tangential tilt adjustment Screw YEDS 7 1 Press the MANUAL TRACK SEARCH FWD gt gt DDI key or REV lt lt lt lt key to move the pickup to halfway across the disc R 35mm Press the DOLBY NR key the PLAY PAUSE gt 00 key twice in that order to close the respective servos and put the player into play mode 2 First adjust the radial tilt adjustment screw with a Phillips screwdriver so that the eye pattern the diamond shape at the center of the RF signal can be seen the most clearly 3 Next adjust the tangential tilt adjustment screw with a Phillips scre
30. sides of C7524 For measuring voltage at both sides of resistor Do not operate Rch side Turn the power ON wait 6 seconds and then measure the resistance voltage in Step 2 Lch Idle current I V_ 0 22 Q Same as Steps 1 and 2 above Short both sides of C7523 Do not operate Lch side Turn the power ON under the above conditions and after 6 seconds measure the resistance voltage in Step 2 If the measured idle current is greater than 50mA perform the follow ing procedure Rch side Short between the Point A pattern in Fig 2 3 using solder Connect R7517 to R7515 in a parallel cir cuit Short between the Point B pattern in Fig 2 3 using solder NOTE Connect R7518 to R7516 in a parallel cir cuit After performing Steps 8 and 9 remeasure the idle current and con firm that it is below 50mA If the idle current is below support a resistor 33kQ between the emitter and the Q7501 Lch and Q7502 Rch bias tran sistor base and confirm that the idle current is within 3 50mA 1 21 XR P740M XH P640M XR P340M XR P740 XR P640 XR P340 Rear Amp Side REAR PWR PRTEC ASSY Measurement Center amp side Short both sides of C7523 and C7524 on the Front Amp side Remarks Do not operate the Front Amp side Insert a resistor 0 220 2W or more in series in the connector CN7102 B2 or B2 line terminal No 5 or 6
31. 002F R7519 R7520 630kQ ACN1106 R7515 R7516 L 8kQ ACN1107 R7151 R7152 RS1 105333J R7541 R7542 RD1 4PMF100J R7147 R7150 RS1 1082200F R7547 R7550 RS1 1082200F R7304 RS1 10S8200F R7141 R7144 RS1 8S100J R7709 RS1 10S39ROF R7153 RS1 8S101J R7710 RS1 10S56ROF R7708 RS1 10S7500F Other Resistors RS1 108 R7753 RS1 8S000J R7537 R7540 RS1 8S100J OTHERS CN7101 CONNECTOR 12P KPE12 R7551 R7552 RD1 8PM333J R7553 RS1 8S101J R7543 R7544 RS1 8S7R5J OTHER ELECTRICAL PARTS Other Resistors 51 1050007 ASSY FOR 100W SEMICONDUCTORS REAR PWR PRTEC ASSY cribs SEMICONDUCTORS 1C7401 1C7403 MC7812CT 1C7402 NJM7912A IC7101 UPC4570G2 Q7107 Q7108 Q7208 Q7215 Q7219 2SA1162 97111 07112 2381274 97213 2541182 A Q7113 Q7114 2SD1913 Q7109 Q7110 2SB1115 Q7301 Q7302 2SC1815 Q7101 Q7102 5562240 REAR PWR PRTEC ASSY Q7105 Q7106 Q7205 Q7207 Q7209 2SC2712 SEMICONDUCTORS Q7212 Q7214 Q7218 Q7220 Q7221 2SC2712 A Q7511 Q7512 2SA1264N Q7216 2SC2859 Q7509 Q7510 2SA1837 Q7211 Q7217 2SC3138 A Q7513 Q7514 2SC3181N 97503 Q7504 2SC4793 Q7103 Q7104 2SD1615 Q7210 Q7222 XDA124EK D7113 D7114 1SS181 OTHERS 155144 POWER MOD PCB ANP1708 D7103 D7106 D7201 D7205 55104 02 FAN MOTOR 1019 D7204 07206 HZS6C3L D7203 HZS9A2L DECK UNIT D7107 D7110 RD2 2ESB2 SEMICONDUCTORS CAPACITORS ICA431 CXA13308 C7402 C7406 C7408 0 082 25V ACG1050 IC4901 M66320FP C7401 C7405 C7407 0 33 50V ACG1053 IC4202 MC
32. 006 English Packing case AHD7039 AHD7039 AHD7038 AHD7037 Remote control unit AXD7007 AXD7007 AXD7007 CU XRO12 Remote control unit AXD7002 AXD7002 CU XRO10 Magazine assy 1549 PXA1549 PXA1549 PXA1549 1 38 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 1 2 FOR XR P340M AND XR P340 For XR P340M KU Mark No Description Parts No 1 MAGAZINE ASSY PXA1549 2 OPERATING INSTRUCTIONS 7006 E 1 2 3 S M 3 REMOTE CONTROL UNIT AXD7001 CU XR009 4 BATTERY COVER AZA7031 5 ANTENNA ADH1016 6 7 LOOP ANTENNA 1 8043 ATB1012 8 FRONT PAD LR AHA7002 9 REAR PAD LR AHA7003 10 PACKING CASE AHD7035 11 SHEET AHG7003 lll For XR P340M KC SD YPW XR P340 SD and YPW Part number differs between XR P340M KC SD YPW XR P340 SD YPW and XR P340M KU Symbol amp Description Remarks Operating instructions ARB7006 ARB7006 ARB7006 gt ARB7006 English Operating instructions ARC7006 ARC7006 English Spanish Chinese Operating instructions ARC7007 French Packing case AHD7035 AHD7035 AHD7034 AHD7034 Magazine assy PXA1549 PXA1549 PXA1549 PXA1549 1 39 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 2 EXPLODED VIEWS 2 1 EXTERIOR lll For XR P740M XR P740 XR P640M and XR P640 For XR P740M SD Mark No
33. 03 ABH7003 ABH7003 ABH7003 Door shaft AXA7003 AXA7003 AXA7003 AXA7003 Damper PXA1484 PXA1484 PXA1484 PXA1484 Screw BPZ20POBOFMC BP220PO80FMC BPZ 20POBOFMC BPZ20POBOFMC M CD panel 7016 AAK7016 AAK7016 7016 y d S CD panel AAK7053 AAK7053 Multi door AAK7017 AAK7017 AAK7017 AAK7017 Rear panel ANC7026 ANC7027 ANC7021 ANC7025 Multi button AAD70089 AAD7009 AAD7009 AAD7009 Lock lever spring ABH7004 ABH7004 ABH7004 ABH7004 Ground lead ADB1005 ADB1005 ADB1005 ADB1005 Cord stopper AEP 113 AEP 113 AEC 882 AEC 882 Trans frame ANA7002 ANA7002 Tray cap AAK7020 AAK7020 Screw JASZ4OPOGOFMC ASZA4OPOGOFMC ASZ30POGOFZK ASZ30POBOFZK ASZ3OPOBOFZK ASZ30P060F2K Screw 88230 080 7 88230 080 2 BBZ30POBOFZK BBZ30POBOFZK BBZ30P180FMC BBZ30P180FMC for CD MECHA assy 65 lavel ORW1069 Caution label IVRW 329 IVRW 329 Refer to page 2 6 3 1 43 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 2 2 CASSETTE MECHA SECTION FOR ALL MODELS Mark No Description Parts No Mark No Description Parts No 1 SPRING EBH1467 51 SWITCH ESN1009 2 SPRING EBH1475 52 SWITCH 2 ESN1009 3 SPRING EBL1021 53 SWITCH HALF ESG1002 4 SPRING EBH1478 54 CONNECTOR EKS1012 5 SPRING EBH1483 55 CONNECTOR EKS1017 6 SPRING EBH1472 56 PHOTO INT
34. 060FMC 10 CLAMP CAM PNW2364 NSP 36 MECHANISM BOARD ASSY PWX1192 11 DC MOTOR 0 75W LOADING PXM1010 NSP 37 CLAMP MAGNET PMF1014 12 FLOAT RUBBER PEB1014 NSP 38 YOKE PNB1216 13 FLOAT RUBBER PEB1132 NSP 39 H RUBBER PEB1249 14 SCREW BPZ26P080FMC NSP 40 CLAMPER S PNW1609 15 SCREW 139 018 NSP 41 LOADING BASE PNW2376 16 SCREW PMZ26P040FMC 42 DC MOTOR ASSY CARRIAGE PEA1246 17 PINION GEAR PNW2055 NSP 43 SERVO MECHANISM ASSY 1536 NSP 18 DC MOTOR CARRIAGE PXM1027 44 SCREW BBZ30P080FZK 19 DC MOTOR ASSY SPINDLE PEA1235 NSP 45 CONNECTOR ASSY 4P PDE1238 20 CARRIAGE BASE PNW2058 NSP 46 CONNECTOR ASSY 5P PDE1239 21 DISC TABLE PNW1608 22 SCREW JFZ20P030FNI 23 SCREW JFZ17P025FZK 24 GEAR 3 PNW2054 25 GEAR2 PNW2053 2 POWER AMP MODULE SECTION FOR ALL MODELS Mark No Description Parts No Mark No Description Parts No 1 FRONT ASSY FOR 100W AWZ5389 A 18 TRANSISTOR Q7113 2SD1913 For AXQ1019 AXQ1019 only 1 FRONT ASSY FOR 50W AWZ5390 A 19 TRANSISTOR Q7114 2SD1913 For AXQ1018 AXQ1019 only 2 REAR PWR PRTEC ASSY AWZ5391 20 TRANSISTOR Q7503 2SC4793 For AXQ1019 AXQ1019 only 2 PWR PRTEC ASSY AWZ5392 For AXQ1018 21 TRANSISTOR Q7504 2SC4793 3 HEAT SINK AL ANH1446 AXQ1019 only 4 BRACKET ANG1868 22 TRANSISTOR Q7509 2SA1837 5 SHEET AEB1256 AXQ1019 only 23 TRANSISTOR Q7510 2SA1837 6 MOLDA AMR2594 AXQ1019 only 7 MOLD B AMR2595 A 24 TRANSISTOR Q7511 2SA1264N 8 SCREW 3x10 1021 For AXQ1019 9 SCREW
35. 0M XR P340M XR P740 XR P640 XR P340 FM AM TUNER MODULE Fig 1 3 Adjustment Points 2 POWER AMP MODULE SECTION Refer to Fig 2 1 1 Handling Precautions Since the heat sink and transistor metallic parts are con nected to the Front Amp output make sure they do not contact the GND chassis or other circuits Since there is residual high voltage in the Power Amp Module Assy 1 FRONT ASSY FOR 100W and B2 REAR PWR PRTEC ASSY even when the power is OFF caution should be exercised If necessary the voltage should be discharged When handling the Power Amp Module Assy make sure you do not touch the fan motor blade 2 Adjustment and Confirmation of Idle Current Basically the idle current needs to be confirmed when replacing a power transistor driver transistor or bias transistor or when the entire split board Assy of the Power Amp Module Assy has been replaced Make sure the heat sink has cooled sufficiently before measuring the idle current Temperature should be the same as room temperature 25 C is ideal if possible Idle current stipulated value 3 50mA Wi Front Amp Side FRONT ASSY FOR 100W tep Measurement Short both sides of C7123 and C7124 on the Rear Amp side Do not operate the Rear Amp side Insert a resistor 0 220 3W or more in series in the connector CN7502 B1 or B1 line terminal No 5 or 6 Refer to Fig 2 2 Short both
36. 1 EXK2420 EXK2420 EWM 1002 EWM1002 SD AWK7080 AWZ7281 AWZ7105 AWZ7211 AWZ7282 AWM7081 AWZ7124 AWZ7130 AWZ7214 AWM7054 AWZ7138 AWZ7141 AXA7004 PWX1192 AXQ1012 AXQ1019 AWZ5389 AWZ5391 EXK2420 EWM1002 sp AWK7037 AWZ7091 AWZ7105 AWZ7211 AWZ7099 AWM7040 AWZ7125 AWZ7130 AWZ7118 AWM7053 AWZ7137 AWZ7139 AXA7006 AWZ7207 AWZ7208 AWZ7209 PWX1192 AXQ1012 AXQ1019 AWZ5389 AWZ5391 EXK2420 EWM1002 YPW AWK7037 AWZ7091 AWZ7105 AWZ7211 AWZ7099 AWM7041 AWZ7125 AWZ7127 AWZ7118 AWM7053 AWZ7137 AWZ7139 AXA7006 AWZ7207 AWZ7208 AWZ7209 PWX1192 AXQ1012 AXQ1019 AWZ5389 AWZ5391 EXK2420 EWM1002 AWK7035 AWZ7089 AW27105 AWZ7211 AW27099 AWM7034 27124 AWZ7130 AWZ7116 AWM7053 AWZ7137 AWZ7139 AXA7004 PWX1192 AXQ1012 1019 AWZ5389 AWZ5391 EXK2420 EWM1002 Remarks 1 47 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 1 2 FOR XR P740M SD Mark No Description Parts No Mark No Description Parts No AF CD ASSY C1013 C1014 CEAS470M16 C2251 C2252 CEAS470M50 SEMICONDUCTORS C3301 C3302 C3501 C8160 C8162 CEAS4R7M50 1 8151 CXA1372Q C2503 C2504 CEASR15M50 IC8301 CXD2517Q C3502 C3601 C8309 CEASR47M50 IC1001 1 70 168201 108202 LA6520 C8164 8167 C8169 C8212 CKSQYBI03K50 1C2104 M66311FP C8306 C8441 C8442 CKSQYBI52K50 C3309 C3310 C8155 CKSQYB182K50 I
37. 14066BF C7123 C7124 C7212 1 50V ACH1056 IC4101 IC4151 IC4301 NJM4558M D C7409 10 35V ACH1150 Q4111 Q4113 Q4161 Q4352 2SA1515 C7109 C7110 C7205 C7207 C7208 ACH1151 4716V Q4356 2SC2240 Q4101 Q4102 Q4151 Q4152 2SC2458 C7140 C7141 ACH1248 04203 04206 04301 04302 04305 7119 7122 5 101150 04306 Q4451 Q4454 C7133 C7136 CCSQCH221J50 Q4355 2SC2712 C7125 C7128 CCSQCH271 50 Q4353 04354 25 3377 7103 7104 CCSQCH331J50 Q4307 Q4308 2SK373 C7142 C7143 CCSQCH470J50 Q4303 Q4432 Q4901 XDA124ES C7301 CKSQYB332K50 Q4208 XDA143ES 7129 C7132 CKSQYB333K50 Q4112 Q4114 Q4155 Q4162 Q4357 XDCI24ES C7213 7214 CKSQYF103250 Q4431 94433 Q4434 7206 7404 CKSQYF104Z50 Q4207 04351 XDCI43ES D4111 D4161 D4201 D4202 HSS104 02 C7137 C7138 CKSQYF472250 D4301 D4306 D4451 D4452 C7139 CKSQYF473Z50 14901 4906 RESISTORS COILS AND FILTERS R7403 R7404 1 00 ACN1104 F4431 F4432 ATF1064 R7119 R7120 ACN1105 T4351 043 R7115 R7116 1 8kQ ACN1107 14301 L4302 LTA272J 14303 L4304 LTA822J 1 52 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 No Description Parts No Mark No Description Parts No CAPACITORS C4358 CQMA123K250 C4361 2000p 630V 1020 C4356 153750 4319 4320 CCDSL271K500 C4433 C4436 CQMA222 50 C4323 C4324 CCSQCH100D50 C4362 562 400 Eisen CCSQCH101J50 C4105 C4106 C4155 C4156 682150 VAS Cena C4312 CQMA823J
38. 143ES XDC124ES XDC143ES HSS104 02 ATF1064 043 LTA272J LTA822 1020 CCDSL271K500 CCSQCH100D50 CCSQCH101J50 CCSQCH221J50 1 59 XR P740M XR P640M XR P340M XR P740 XHR P640 XR P340 Mark No Description Parts No Mark No Description Parts No 4109 C4110 C4159 C4160 CCSQCHA71J50 C4105 C4106 CQMA682 50 C4151 C4152 CCSQCH561J50 C4155 C4156 CQMA682 50 C4101 C4102 C4321 C4322 C4355 CCSQCH681J50 C4311 C4312 9 823 50 C4303 C4304 C4451 C4452 5010 50 C4359 C4360 C4364 4403 4405 5100 50 RESISTORS C4407 C4454 VR4111 VRTP6HS103 VR4201 VR4204 VRTP6HS203 C4401 C4408 CEAS101M16 VR4351 VR4352 VRTP6HS204 C4365 C4366 C4453 CEAS220M16 C4301 4302 C4315 4316 CEAS2R2M50 yer RD1 2PM560 C4103 C4104 C4153 C4154 C4309 C4310 CEAS330M16 C4317 C4318 R4121 RD1 8PM153J C4857 CEASIRSMDO R4401 R4402 RD1 8PM242 R4361 R4362 RD1 8PM333J C4107 C4108 C4157 C4158 CEAS470M10 R4357 RD1 8PM6R8J C4351 CEAS470M16 R4113 R4114 R4163 R4164 R4323 R4324 RD1 8PM820J C4207 C4208 CEAS4R7M50 C4402 C4406 CEASR22M50 Other Resistors 51 10 C4363 CKCYB222K500 OTHERS C4352 C4354 CKSQYB103K50 C4313 C4314 CKSQYB222K50 s C4307 C4308 CKSQYB273K50 C4305 C4306 ERA CN16 12P JUMPER CONNECTOR KPE12 4901 50 473250 CN3002 13 JUMPER CONNECTOR KPE13 C4358 CQMA123K250 C4356 CQMA153J50 C4362 CQMAS62K400 2 3 FOR XR
39. 3 P9 KO2 P8 KO1 P7 KO0 1 13 XR P740M XR P640MI XR P340M XR P740 XR P6 40 XR P340 lll PD4492A 1C1901 DISPLAY ASSY for SINGLE CD System Control Micro computer View Pin Assignment Top FUNG MUTE ON OFF xr DATA soso neser LE CAP Avi TUNE STEREO Pin Function No 2 FIPS SET FIP3 FIP2 10G 8 4 5 EX CLK P o Koaa Pi27Koos PravKooe Ptasroor 2 9 PLL 9182 PLL 9i62 DATA SO1 KD patal C LSI control data serial output I Subcode Q data serial input Reset input 9162 strobe output Extension port AF system latch pulse Connected to GND I JOG Input Spectrum analyzer input TUNE STEREO status discrimination input Connected to 5V Focus OK input Open Connected to GND Connected to 5V Extension port serial clock output Connected to Oscillator 4 19MHz EX DATA EX LE DISPLAY Extension port serial data output Extension port display system latch pulse POWER ON OFF POWER ON OFF LSI control data latch pulse Not used Slider inside SW input OPEN completion SW input 1 14
40. 310 H x 295 D mm XR P340 XR P340M Weight without package XR P740M XR P640M XR P740 XR P640 XR P340M XR P340 CD Section Type Wow and Flutter Compact disc digital audio system Limit of measurement 0 001 W PEAK or less EIAJ Cassette deck section Systems Heads 4 track 2 channel stereo Recording playback head x 1 Playback head x 1 Erasing head x 1 DC servo motor x 1 TYPE Normal tape TYPE CrO2 tape Motor Tape type 1 3 PANEL FACILITIES Remote sensor This illustration shows model XR P640 XR P740M XR P640MI XR P340MI XR P740 XR P640 XR P340 RECEIVER The XR P340 XR P340M is not equipped with the buttons DOLBY SURROUND ON OFF button XR P640 XR P640M only CENTER REAR button XR P740 XR P740M only Display REAR LEVEL buttons XR P640 XR P640M only 3 CENTER REAR LEVEL buttons XR P740 XR P740M only 0 SURROUND ON button XR P640 XR P640M only 4 CENTER MODE button XR P740 XR P740M only 6 SURROUND OFF button XR P640 XR P640M only 00 MODE button XR P740 XR P740M only 6 INPUT BALANCE control XR P640 XR P640M only amp BALANCE L R control XR P740 XR P740M only POWER STANDBY ON switch and STANDBY indicator This is the switch for electric power ON When set to the ON position power is supplied and the unit becomes operational STANDBY When set to t
41. 40 RS1 8S100 SEMICONDUCTORS R7551 R7552 RD1 8PM333 1C4421 R7553 RS1 8S101J 1C4901 R7543 R7544 RS1 8S7R5 1C4202 Other Resistors 51 105 00 1 4101 IC4151 IC4301 Q4111 Q4113 04161 04352 PWR PRTEC ASSY Q4356 Q4101 Q4102 Q4151 Q4152 SEMICONDUCTORS Q4203 Q4206 Q4301 Q4302 Q4305 Q7208 Q7215 Q7219 25 1162 04306 04451 04454 07213 25 1182 04355 07301 07302 25 1815 04353 04354 97207 07209 97212 07214 07218 25 2712 04307 04308 97220 07221 2SC2712 Q4303 Q4901 Q4208 Q7216 2SC2859 Q4112 Q4114 Q4155 Q4162 Q4357 Q7211 Q7217 2SC3138 Q4207 Q4351 Q7210 Q7222 XDA124EK D7201 D7205 56104 02 D4111 04161 04201 04202 D7204 D7206 HZS6C3L 104301 D4306 D4451 D4452 D4901 D4906 D7203 HZS9A2L COILS AND FILTERS CAPACITORS F4401 F4402 C7402 C7406 C7408 0 082 25V ACG1050 T4351 C7401 C7405 C7407 0 33 50V ACG1053 14301 L4302 C7212 1 50V ACH1056 L4303 L4304 C7409 10 35V ACH1150 C7205 C7207 C7208 47 16V ACH1151 CAPACITORS C7301 CKSQYB332K50 you C7213 C7214 50 103250 4323 C4324 7206 7404 50 104250 CA902 C4353 XR P740M XR P640M XR P340M XR P740 XR P640 XH P340 Parts No ACN1104 51 1051002 51 1058200 851 105 J KPE12 MC7805CT MC7812CT NJM7912A 2SA1264N 2SC3181N ANP1708 AXM1019 CXA1100P 66320 14066 NJM4558M D 25 1515 25 2240 25 2458 28 2712 28C3377 25 373 XDA124ES XDA
42. 50 C4109 C4110 C4159 C4160 CCSQCH471J50 C4998 C4999 CQMA104J50 C4151 C4152 CCSQCH561J50 C4101 C4102 C4321 C4322 C4355 CCSQCH681 50 RESISTORS C4303 C4304 C4451 C4452 CEASO10M50 VR4111 VRTP6HS103 C4359 C4360 C4364 C4403 4404 CEAS100M50 VR4201 VR4204 VRTP6HS203 C4443 C4446 C4454 VR4351 VR4352 VRTP6HS204 VR4301 VR4302 VRTP6HS502 C4365 C4366 C4453 CEAS220M16 R4353 RD1 2PM560J C4301 C4302 C4315 C4316 CEAS2R2M50 C4103 C4104 C4153 C4154 C4309 C4310 CEAS330M16 R4444 RD1 8PM103 4317 C4318 R4121 RD1 8PM153J C4357 CEAS3R3M50 R4361 R4362 RD1 8PM333J C4107 C4108 C4157 C4158 CEAS470M10 R4401 R4402 RD1 8PM473J R4357 RD1 8PM6R8J C4351 CEAS470M16 C4207 C4208 CEAS4R7M50 R4113 R4114 R4163 R4164 R4323 64324 RD1 8PM820 C4437 C4438 CEASR22M50 Other Resistors 1 108117 C4439 C4442 CEASR33M50 C4363 CKCYB222K500 OTHERS CN24 3P SOCKET EKS1018 C4352 C4354 CKSQYB103K50 SP SOCKET EKS1019 C4313 C4314 CKSQYB222K50 CN16 12 JUMPER CONNECTOR KPE12 4307 C4308 CKSQYB273K50 CN3002 13 JUMPER CONNECTOR KPE13 C4305 C4306 CKSQYB473K50 C4901 CKSQYF473Z50 1 3 FOR XR P740M YPW XR P740 SD XR P640M SD YPW AND P640 SD AF CD ASSY AWZ7281 AWZ7091 AWZ7089 and AWZ7095 have the same construction except for the following Part No Symbol amp Description IC2203 D1010 R2217 R2218 R3469 R3470 R2219 R2220 R3411 R3412 R5003 R5009 R5011 R5012 CN8203 CN8203 CN8204 PCB bin
43. 88M D C1301 C1304 C2253 C2257 CKSQYF104Z50 Ici551 TA84095 C8158 C8159 C8161 C8163 C8301 CKSQYF104250 C8304 C8308 C8361 C8414 C8415 CKSQYF104250 CAPACITORS C1554 5101 16 C8431 C8432 C8461 C8462 CKSQYF104250 C1501 C1504 CEAS2R2M50 C1557 C1558 CKSQYB273K50 RESISTORS C1509 C1510 C1555 C1556 CKSQYB473K50 VR8151 VR8152 22kQ 1057 6155161533 CKSQYF104Z50 R2125 RA11T103J R1159 R1160 RD1 2PM151J RESISTORS R1064 R1153 R1157 RD1 4PM102J VR301 100K 3B 2 ACX1089 R1041 RD1 4PM222 Other Resistors 851 105 81002 RD1 4PM272J R1020 RD1 4PM432J R1003 RD1 4PM472J 1 57 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 Mark No Description Parts No Mark No Description Parts No DISPLAY ASSY CD DECK SW ASSY SEMICONDUCTORS CD DECK SW assy of XR P340M KU is the same as that of 1C1951 M66311FP XR P740M SD IC2501 163701 1C3703 NJM4558M D Refer to 1 2 FOR XR P740M SD IC1901 PD4493A Q1901 2SC2458 91902 RN1201 TRANS PRIMARY ASSY Q1707 RN2201 CAPACITORS D1701 D1705 AEL1118 C1102 0 01 400 ACG1003 D1801 D1815 D1819 D1820 D1901 58104 02 01903 01905 01906 03701 03705 55104 02 RESISTORS D1951 D1953 HZS6CL R1101 2 2M 1 2W 208 D1904 HZS7AL Other Resistors RS1 10SL JLI U COILS AND FILTERS LOADING BOARD ASSY 14901 LAU220 LOADING BOARD assy of XR P340M KU is the same as that of SWITCHES XR P740M SD
44. ACSI R1704 RD1 8PM241J R1701 RD1 8PM181J Other Resistors RS1 108CCCICJ R1801 R1804 RD1 8PM223 R1941 RD1 8PM472J R1919 RD1 8PM473J TRANS PRIMARY ASSY R1935 R1938 R1939 RD1 8PM561J COILS AND FILTERS Other Resistors 81 10501 L1101 151 OTHERS CAPACITORS V1701 AAV7002 C1102 0 01 400 ACG1003 JACK AKN1030 CN1001 36P SOCKET AKP1105 RESISTORS X1901 ASS1018 REMOTE RECEIVER UNIT AXX1023 Other Resistors RS1 10S0COJ 1 49 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 Mark No Description Parts No Mark No Description Parts No PROLOGIC ASSY RESISTORS SEMICONDUCTORS VR3401 220 ACPI044 me Y n ET 163410 LM3364K 15 Other Resistors 851 109 7001 163408 1C3402 MCI4053BF 1C3403 1C3405 1C3409 NJM4558M D OTHERS CN3401 PIN JACK 3P 1215 1C3401 TC9154AP CENTER REAR 03401 Q3402 03407 Q3408 25C17408 X3401 CRYSTAL RESONATOR ASS1015 Q3409 28C2458 93405 2510438 93403 93404 03406 RN2203 ADDON DISPLAY SEMI D3401 D3403 03404 D3406 D3410 HSS104 02 CONDUCTORS D3412 MEME 1C3952 NJM4558M D 1C3951 PDG108A CAPACITORS Q3951 2SA1515 Q3952 RN2201 C3403 C3404 C3407 C3408 CCSOCH101 50 D3951 D3954 03956 03960 HSS104 02 C3460 C3469 CCSQCH102J50 D3955 C3455 C3470 CCSQCH151J50 C3484 CCSQCH331J50 COILS A C3410 C3430 C3440 CCSQCH681J50 SAND FILTERS 13951 LAU220K C3444 C3445 C3449 C3450 CEANLAR7M50 3429 CEANP100M35 SWITCHES 3443 CEANPR33M50
45. AL TRACK SEARCH FWD DD gt gt key or REV lt lt lt lt key to move the pickup to the external circumference of the disc Press the DOLBY NR key the PLAY PAUSE gt key twice in that order to close the respective servos and put the player into play mode 2 First adjust the radial tilt adjustment screw with the hexagon wrench GGK1002 so that the eye pattern the diamond shape at the center of the RF signal can be seen the most clearly 3 Next adjust the tangential tilt adjustment screw with the hexagon wrench GGK1002 so that the eye pattern the diamond shape at the center of the RF signal can be seen the most clearly Fig 3 X The ball point type hexagonal wrench is used because the disc will get in the way if a normal hexagonal wrench is used 4 Adjust the radial tilt adjustment screw and the tangential tilt adjustment screw again so that the eye pattern can be seen the most clearly As necessary adjust the two screws alternately so that the eye pattern can be seen the most clearly 5 When the adjustment is completed lock the radial and tangential adjustment screw Note Radial and tangential mean the directions relative to the disc shown in Fig 2 Radial direction Hexagon wrench Radial direction Tangential ORNA Tangential direction directiol 2 O 1 34 XR P740MI XR P640M XR P340M XR P740 XR P640 XR P340 Out of adjustment Optimum adjustment Out of adjustment
46. AN VR8151 TRK GAN XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 Test Point and Adjustment Variable Resistor Positions AF CD Assy DISPLAY Assy Short circuit between both CD TEST point 8304 Fig 1 Adjustment Location Notes 1 Use a 10 1 probe for the oscilloscope 2 All the knob positions settings for the oscilloscope in the adjustment procedures are for when a 10 1 probe is used Test Mode These models have a test mode so that the adjustment and checks required for service can be carried out easily When these models are in test mode the keys on the front panel work differently from normal Adjustments and checks can be carried out by operating these keys with the correct procedure For these models all adjustments are carried out in test mode Setting these models to test mode How to set this model into test mode 1 When the Power switch to activated set the FUNCTION button to CD 2 Short circuit between both CD TEST points See Fig 1 When the test mode is set correctly the display is different from what it usually is when the power is turned on If the display is still the same as usual test mode has not been set correctly so repeat Steps 1 2 1 29 XR P740M XR P640M XH P340M XR P740 XR P640 XR P340 Release from test mode Here is the procedure for releasing the test mode 1 Press the STOP key and stop all operations 2 Turn off the
47. APACITORS R1026 RD1 8PM114J C1001 C1002 6800 63 ACH1247 C2255 C8173 C8174 CCSQCH101J50 R1015 RD1 8PM223J C8403 C8404 CCSQCH150J50 R1051 RD1 8PM331J C3303 C3304 CCSQCH220J50 R3502 RD1 8PM433J C2204 CCSQCH331J50 R1052 RD1 8PM471J R1151 R2136 R9001 R9002 RD1 8PM472J C8435 C8438 CCSQCH390J50 C8429 C8430 CCSQCH560J50 R2114 RD1 8PM473J C8433 C8434 CEANP2R2M50 R1013 RD1 8PM562J C1019 CEAS010M50 R2121 R2122 RD1 8PM912J C1016 CEAS101M10 R1006 R1016 RSILMFR22 R1001 RS2LMFISIJ C1011 C1012 CEAS101M16 C1018 CEAS101M63 R1998 RS2LMF220J C1007 C1225 CEAS220M50 R1007 R1017 RS2LMFR22J C1017 CEAS221M35 R1999 RS3LMF3R9J C1004 C1006 CEAS222M35 Other Resistors RS1 10SI C2501 C2502 CEAS2R2M50 OTHERS C8216 C8217 C8302 CEAS330M16 CN8131 CONNECTOR 12FMZ ABT C8175 C8176 EM CN8204 6P JUMPER CONNECTOR 52147 0610 C1003 CEAS332M35 CN2101 PIN JACK 2P VIDEO AUX AKB1171 C1224 CEAS3R3M50 SPEAKER TERMINAL 4 AKE1026 36P SOCKET AKP1105 1 48 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 Mark No Description Parts No Mark No Description Parts No CN10 JUMPER CONNECTOR KPC6 DISPLAY ASSY X8401 XTAL RES OSC 551008 BINDER VEF1008 SEMICONDUCTORS CN8202 CONNECTER VKN1051 1 1951 M66311FP CN8203 CONNECTOR 4P 4 173981 4 1C2501 1 3701 3703 NJM4558M D 1 1901 PD4493A H P ASSY Q1801 25 1048 1901 25 2458 RESISTORS q R1201 R1202 RS3LMF331
48. Assy Input signal level distortion from increasing due to underbias Adjustment Value Remarks 25 2 dBV Load the STD 631 test tape and record playback the 315Hz and 10kHz signals see the Note below NORMAL TAPE TEST POINT L Rch VR4351 Lc CD Assy VR4352 Rch Note Set to the same level used for the 315Hz input signal at step 1 4 ALC Operation Check Tape Selector AUTO Input Signal Test Tape Input a 315Hz signal to the VIDEO AUX IN terminal and set the input selector to VIDEO REC NORMAL PAUSE 1 26 step 1 Adjusting Points Input signal level Set to a level 10dB above the input level at Measurement Points TAPE TEST POINT L Rch AF CD Assy Repeat adjustment until playback level of the 10kHz signal is within 0 0 5dB from that of the 315Hz signal Adjustment Value Remarks 5 2 dBV 2 2 2 54 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 AF CD Assy Left Side Right Side Foil Side VR4111 VR4301 VR4302 204 5 2 5 vR4352 g VR4202 VR4351 L a vR4201 EP oy e DECK Unit 8 Unit VR4352 VR4351 lt Front Fig 3 4 Adjusting Points and Measurement Points DOLBY PRO LOGIC ADJUSTMENT 5 DOLBY SURROUND ADJUSTMENT 1 Turn FUNCTION to VIDEO MODE to PRO 1 Turn FUNCTION to VIDEO and SURROUND t
49. C2101 MC14052BF C3503 CKSQYB223K50 1 2103 IC2201 IC2203 1 3301 IC3501 NJM4558M D C3305 C3306 CKSQYB273K50 IC3601 IC8405 NJM4558M D 1 8402 TC7S04F C3307 C3308 C8170 CKSQYB332K50 1C2102 TC9162N C8156 C8168 CKSQYB333K50 C2201 C2203 CKSQYB471K50 IC8401 TC9268F C8171 C8172 CKSQYB472K50 Q1051 Q1053 2SA1048 C8307 CKSQYB473K50 Q1002 Q1006 Q1040 2SA1515 Q1005 Q106 2SB560 C3311 C3312 C8157 C8202 C8203 CKSQYF103Z50 Q1052 Q1403 Q9001 Q9003 Q9005 2SC2458 C8205 C8207 CKSQYF103250 1301 1304 C2253 C2257 CKSQYFI104250 Q1003 283377 C8158 C8159 C8161 C8163 C8301 CKSQYF104250 Q105 2SD438 C8304 C8308 C8361 C8414 C8415 CKSQYF104250 Q8401 28K246 Q1001 Q1007 Q1041 RN1201 C8431 C8432 C8461 C8462 CKSQYF104Z50 Q1004 09004 RN2201 C1009 CQMA333K250 Q8402 RN2203 RESISTORS D1001 DSSB20F D1021 D1022 D1027 D1031 HSS104 02 Mns Loy REISE 0260 BATTU D1153 D1154 D6901 D8301 D8401 HSS104 02 R1159 R1160 RD1 2PM151J D9001 HSS104 02 R1064 R1153 R1157 RD1 4PM102J EU EDS R1041 RD1 4PM222J D1010 R1002 RD1 4PM272J D1002 D1003 RB152 R1020 RD1 4PM432J D1023 RD30ESB4 R1003 RD1 4PM472J D1151 D1152 RD5 1ESB R1019 RD1 4PM511J R1301 R1302 RD1 4PMF6R8J D1011 D1012 RD5 6ESB2 D1007 D1008 D1013 D1020 S5688G R1031 R2101 R2102 R2105 R2107 RD1 8PM102 D1024 01025 D1041 D1043 S5688G R2111 R2113 R2117 R2129 R9007 RD1 8PM102J R1040 R1063 R1154 R1158 RD1 8PM103J R8368 RD1 8PM105J C
50. CKSQYB471K50 C8171 C8172 CKSQYB472K50 C8307 CKSQYB473K50 VR ASSY C3311 C3312 C8157 C8202 C8203 CKSQYF103250 SEMICONDUCTORS C8205 C8207 CKSQYF103Z50 IC1501 NJM4558M D C1301 C1304 C2253 C2257 CKSQYF104250 1 1551 84095 8158 C8159 C8161 C8163 C8301 CKSQYF 104250 C8304 C8308 C8361 C8414 C8415 CKSQYF104Z50 CAPACITORS C1554 5101 16 C8431 8432 8461 8462 CKSQYF104Z50 C1501 C1504 CEAS2R2M50 C1557 C1558 CKSQYB273K50 RESISTORS C1509 C1510 C1555 C1556 CKSQYB473K50 VR8151 VR8152 22kQ ACP1057 C1551 C1553 CKSQYF104Z50 R2125 RA11T103J R1159 R1160 RD1 2PM151J RESISTORS R1064 R1153 R1157 RD1 4PM102J VR301 100K 3B 2 ACX1089 R1041 RD1 4PM222 Other Resistors 851 108 0029 R1002 RD1 4PM272J R1020 RD1 4PM432J R1003 RD1 4PM472J 1 57 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 Mark No Description Parts No Mark No Description Parts No DISPLAY ASSY CD DECK SW ASSY SEMICONDUCTORS CD DECK SW assy of P340M KU is the same as that of 1 1951 M66311FP XR P740M SD IC2501 1 3701 1 3703 NJM4558M Refer to 1 2 FOR XR P740M SD IC1901 PD4493A Q1901 29 2458 91902 RN1201 TRANS PRIMARY ASSY Q1707 RN2201 CAPACITORS D1701 D1705 AEL1118 C1102 0 01 400 ACG1003 D1801 D1815 D1819 D1820 D1901 HSS104 02 D1903 01905 01906 D3701 D3705 55104 02 RESISTORS D1951 D1953 HZS6CL R1101 2 2 1 2W ACN 208
51. ECHA ASSY FOR XR P740M XR P640M AND XR P340M Mark No Description Parts No Mark No Description Parts No 1 MOTOR PULLEY PNW1634 51 GEAR1 PNW2052 2 GEAR HOLDER PNW1929 52 GEAR 2 PNW2053 3 PU FREXIBLE CABLE PNP1343 53 GEAR 3 PNW2054 4 CAM GEAR 1923 54 GEAR PNW2055 5 BELT PEB1138 55 PWB HOLDER PNW2057 6 TOP GUIDE N PNW2441 NSP 56 CARRIAGE DC MOTOR 0 3W PXM1027 7 GEAR PULLEY PNW1918 57 D C MOTOR ASSY PEA1235 8 GEAR S PNWI1919 SPINDLE with OIL 9 GEARL PNW1920 58 PICKUP ASSY PEA1179 10 EJECT SPRING PBH1107 59 DISC TABLE ASSY PEA1035 60 SCREW BBZ26P060FMC 11 SWITCH LEVER PNW1927 12 SEVEN BAR PNW1931 61 SCREW BPZ20P060FMC 13 SUB ROTARY LEVER PNW1933 62 SCREW BPZ26P100FMC 14 SUB ROTARY LEVER SPRING PBH1111 63 SCREW JFZ17P025FZK 15 ROTARY LEVER PNW1932 64 SCREW JFZ20P040FMC 65 WASHER WT12D032D025 16 DRIVE PLATE PNW1930 17 MOTOR SCREW PBA 112 66 18 HOLDER LEVER SPRING PBH1110 67 STOP SPRING PBH1131 19 DISC HOLDER PNW1924 68 STOPPER PNW2069 20 CUSHION A PED1001 69 CARRIAGE DC MOTOR ASSY PEA1246 21 HOLDER LEVER PNW1925 22 FLOAT RUBBER PEB1014 23 FLOAT RUBBER PEB1132 NSP 101 MOTOR VXM1033 24 FLOAT SCREW PBA1073 NSP 102 EJECT LEVER PNB1306 25 RELEASE LEVER PNW1934 103 UPPER CHASSIS N PNB1267 NSP 104 SERVO MECHANISM ASSY M PXA1537 26 RELEASE SPRING 1106 NSP 105 LOADING BOARD ASSY AWZ7207 27 CLAMPER CAM PNW1922 28 CLAMPER HOLDER PNW1921 106 SUB CHASSIS N PNW2440 29 CLAMPER SPRING PBH1109 1207
52. ERRUPTER ON1004 7 SPRING EBH1496 57 LEAD WIRE EDE1012 8 SPRING EBH1495 58 RESISTOR ERD25T5618 9 ARM ENV1431 59 SCREW For AZIMUTH 1034 10 ENV1395 60 CASSETTE MECHA UNIT EXA1347 For EXK2420 and EXK2410 11 ARM ENV1394 60 CASSETTE MECHA UNIT EXA1362 12 GEAR ENV1393 For EXK2430 13 PULLEY ENV1291 14 REEL ENV1385 61 SPRING EBL1019 15 GEAR ENV1383 62 HEAD UNIT 1316 HEAD UNIT EXA1317 16 REEL ENV1384 64 SPRING EBL1473 17 ARM ENV1400 65 SPRING EBL1474 18 BUSH ENV1386 19 ARM ENV1403 66 SPRING EBL1476 20 LIMITER UNIT EXA1349 67 SPRING EBL1479 68 LEVER ENC1349 21 FLYWHEEL UNIT EXA1330 69 SCREW EBA1035 22 FLYWHEEL UNIT EXA1329 23 ROLLER UNIT EXA1352 24 ROLLER UNIT EXA1353 25 FLYWHEEL UNIT EXA1322 26 FLYWHEEL UNIT EXA1321 27 SHAFT ELA1332 28 SPRING EBH1468 29 SOLENOID EXP1011 30 ARM ENC1359 31 ARM ENC1358 32 BRACKET ENC1357 33 BRACKET AZN7094 34 BELT ENT1033 35 BELT ENT1032 36 CHASSIS UNIT EXA1348 37 HEAD BASE ASSY EXX1031 38 MOTOR ASSY EXX1030 39 HEAD BASE ASSEMBLY EXX1029 40 SUB COMPLEX PCB ENX1026 41 SUB COMPLEX PCB ENX1022 42 DECK UNIT For EXK2420 EWM1002 42 DECK UNIT EWM1001 For EXK2410 and EXK2430 43 SCREW BSZ20P035FMC 44 SCREW PMS26P025FUC 45 SCREW BSZ20P030FMC 46 SCREW ATZ26P080FMC 47 WASHER EBF1028 48 WASHER EBF1027 49 SWITCH AR R ESN1009 50 SWITCH CrO2 5 1009 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 2 3 CD MULTI M
53. EXK2410 EXK2410 EXK2410 DECK unit EWM1001 EWM1001 EWM 1001 1001 EWM1001 EWM 1001 2 2 FOR XR P340M KU Mark No Description Parts No Mark No Description Parts No AF CD ASSY Q1051 Q1053 28A1048 Q1002 Q1006 Q1040 2SA1515 SEMICONDUCTORS Q1005 Q106 2SB560 1 8151 CXA1372Q Q1052 Q1403 Q9001 Q9002 25 2458 1 8301 CXD2517Q IC1001 ICP N70 Q1003 2SC3377 1C8201 IC8202 LA6520 Q105 2SD438 1 2104 M66311FP Q8401 2SK246 Q1001 Q1007 Q1041 RN1201 IC2101 MC14052BF Q1004 Q9004 RN2201 IC2201 IC2202 IC3301 IC3501 IC3601 NJM4558M D 1 8405 NJM4558M D Q8402 RN2203 IC8402 TC7S04F D1001 D3SBA20 A IC2102 TC9162N D1021 D1022 D1027 D1031 HSS104 02 D1153 D1154 D6901 D8301 D8401 HSS104 02 IC8401 TC9268F D9001 HSS104 02 1 56 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 Mark No Description Parts No Mark No Description Parts No D2201 D8211 HZS6CL R1019 RD1 4PM511J D1010 HZS7BL 81301 R1302 RD1 4PMF6R8J D1002 RB152 D1023 RD30ESB4 R1031 R2101 R2102 R2105 R2107 RD1 8PM102J D1151 D1152 RD5 1ESB R2111 R2113 R2117 R2129 R9007 RD1 8PM102J R1040 R1063 R1154 R1158 RD1 8PM103J D1011 D1012 RD5 6ESB2 R8368 RD1 8PM105J D1007 D1008 D1013 D1020 S5688G R1032 RD1 8PM152J D1024 D1025 D1041 D1043 S5688G R1051 RD1 8PM331 CAPACITORS R3502 RD1 8PM433J C1009 0 01 150V ACG1005 R1052 RD1 8PM471J C1001 C1002 5600 56V AC
54. FIFININ 2 12918 755432 1 111 1 11 J2isialsieivisisiat NOTE 1 2 Fitement 2 No pin 3 0 Datum Line 4 16 126 Grid Anode Connection IN 126 118 106 96 86 6 66 56 46 36 26 1G pr er BI A coor amao 9 P2 B2 B2 B2 B2 B2 n n n n n PCM Dp B3 83 B3 83 e e e e e AND 10 Pa B4 B4 84 B4 84 9 g g g TIER 2 PS BS Bs Bs B5 85 b b b b b 6 86 B6 B6 BS 00 8 B 87 B7 B7 87 j j HN EE j S3 2 BB B8 88 B8 88 a a a a a P BASS 4 PS 89 BS saa a d d d d aa Bia 1 p p SLEEP pir Bri Bit Bu r r r r r WAKE UP 9 Pi2 BI2 Bi2 2 B12 TUNED c c c c c REC fei3 S m peat 5 T pia Bia Bia 4 STEREO f f f f f 7 5 BIS BIS 815 Bi5 COPY h h h h h S2 1 16 BIG BIG BIG 816 ASES FH coti 54 3 PI _ Ee en ee ee 5 1 18 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 AAV7001 V3951 ADDON DISPLAY ASSY Except XR P340M XR P340
55. Fig 3 1 STD 331E Test 1 24 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 PLAY BACK Dolby noise reduction manufactured under license from Dolby Labora tories Licensing Corporation DOLBY and the double D symbol OD are trademarks of Dolby Laboratories Licensing Corporation RECORDING REV Azimuth Adjustment Screw Fig 3 3 F Ch ef FWD Azimuth Adjustment Screw ig 3 3 Frequency Characteristics Fig 3 2 Head Azimuth Adjustment Playback Adjustment This unit is equipped with auto tape selector 1 Head Azimuth Adjustment Do not switch between forward and reverse operation with the screwdriver inserted Tape Selector AUTO Test Tape Input Signal Measurement Adjustment Adjusting Points Points Value Remarks STD 331E Head azimuth TAPE TEST Max After adjustment apply test tape adjustment POINT 4 lock paint to the head L NORMAL PLAY Playback 10kHz screw L Reh A azimuth adjustment 10dB Fig 3 2 AF CD Assy 518 screw 2 Playback Level Adjustment Since this adjustment determines playback Dolby NR level perform it carefully Input Signal Test Tape Measurement Adjustment Adjusting Points Points Value Remarks STD 331E DeckI VR4201 TAPE TEST VR4202 Rch teat tape POINT 1 NORMAL PLAY Playback 315Hz L Rch 0dB 4203 Leh ag CD Assy VR4204 Rch 1 25 XR P740M XR P640M
56. G1003 ACG1003 R1101 2 2M 1 2W ACN 208 eee DISPLAY ASSY AWZ7114 AWZ7110 and AWZ7113 have the same construction except for the following Part No Symbol amp Description Remarks AWZ27113 AWZ7114 AWZ7110 1901 PD4493A PD4493A PD4492A D1820 55104 02 81723 1728 RS1 10S562J RS1 10S562J 1 61
57. H1211 R1151 R2136 RD1 8PM472 2255 C8173 CCSQCH101 50 R2114 RD1 8PM473J C8403 C8404 CCSQCH150J50 81013 RD1 8PM562J C3303 C3304 CCSQCH220 50 nM CCSQCH331J50 R2121 R2122 RD1 8PM912 Galas RASA CCSQCH390 50 R1007 R1017 RS2LMFR22 8429 C8430 CCSQCH560 50 Other Resistors 851 105 09 C8433 8434 2 2 50 C1019 CEAS010M50 OTHERS CN8131 CONNECTOR 12 2 C1016 CEAS101M10 CN8204 6P JUMPER CONNECTOR 52147 0610 C1011 C1012 CEAS101M16 CN2102 PIN JACK 2P SP OUT 1146 1018 CEAS101M63 CN2101 PIN JACK 2P VIDEQ AUX AKB1171 C1007 C1225 CEAS220M50 SPEAKER TERMINAL 4 AKE1026 C1017 CEAS221M35 36P SOCKET 1105 C1004 CEAS222M35 CN10 JUMPER CONNECTOR KPC6 C8216 C8217 C8302 CEAS330M16 X8401 XTAL RES OSC PSS1008 C8175 C8176 CEAS331M16 PCB BINDER VEF1008 C1003 CEAS332M35 CN8202 CONNECTER VKN1051 C1224 CEAS3R3M50 CN8203 CONNECTOR 4P 4 173981 4 C1013 C1014 CEAS470M16 H P ASSY C2251 C2252 CEAS470M50 C3301 C3302 C3501 C8160 C8162 CEAS4R7M50 RESISTORS C2503 C2504 5 50 R1201 R1202 RS2LMF331J C3502 C3601 C8309 CEASR47M50 Other Resistors RS1 10SL L3C3J C8164 C8167 C8169 C8212 CKSQYB103K50 OTHERS C8306 C8441 C8442 CKSQYB152K50 CN1201 JACK AKN1029 3309 C3310 C8155 CKSQYB182K50 C3503 CKSQYB223K50 C3305 C3306 CKSQYB273K50 SECONDRY TRANS ASSY C3307 C3308 CKSQYB332K50 SEMICONDUCTORS 8156 C8168 CKSQYB333K50 1 1006 1 1009 70 C2201 C2203
58. J Q1902 RN1201 Other Resistors RS1 108C f Q1707 RN2201 D1701 D1705 AEL1118 OTHERS D1801 D1817 D1819 01901 D1903 104 02 CN1201 JACK AKN1029 D1905 01906 D3701 03705 HSS104 02 D1951 D1953 HZS6CL SECONDRY TRANS ASSY D1904 HZS7AL SEMICONDUCTORS COIL 1 1002 1 1005 L1901 LAU220 SWITCHES VR ASSY 51801 51815 ASG1034 SEMICONDUCTORS S1901 ASX1021 IC1501 IC1502 NJM4558M D CAPACITORS IC1551 8409 C1903 ACH1246 CAPACITORS C1952 CCSQCH101J50 C2504 CCSQCH221 50 C1517 C1518 CCSQCH470J50 C1907 1554 CEAS101M16 2503 C250 0 C1503 C1504 1511 1514 CEAS2R2M50 d C1501 1502 CEYA2R2M50 C1905 CEJA221M10 C1557 C1558 CKSQYB273K50 C1902 470 16 2 AR7MSI C1509 C1510 C1519 C1520 CKSQYB473K50 ate oe C1555 1556 CKSQYB473K50 C1915 C1916 CKSQYB102K50 C1551 C1553 CKSQYF104Z50 C1954 CKSQYB103K50 RESISTORS C2501 CKSQYB122K50 VR301 100K 3B 4 ACX1088 C3710 C3711 CKSQYB152K50 Other Resistors RS1 108L OCT C3704 C3705 CKSQYB153K50 3713 C3714 CKSQYB471K50 CD DECK SW ASSY C3707 C3708 CKSQYB472K50 C2507 C3701 C3702 CKSQYB473K50 SEMICONDUCTORS C2506 CKSQYB682K50 Q1701 Q1706 2SA1048 C1909 CKSQYF102Z50 D1708 AEL1131 C1955 CKSQYF103Z50 D1706 01707 D1709 D1714 AEL1132 C1901 C1904 C1906 C1911 C1914 CKSQYF473Z50 SWITCHES C2508 C2509 C3703 C3706 C3709 CKSQYF473Z50 51816 51835 ASG1034 C3712 C3715 CKSQYF473Z50 RESISTORS RESISTORS R1703 RD1 8PM201J YRZS0E COR B
59. NING NAR DENNA DEL AR PPNAD OCH SPARREN AR URKOPPLAD BETRAKTA EJ STRALEN LASER DIODE CHARACTERISTICS MAXIMUM OUTPUT POWER 5 mw WAVELENGTH 780 785 nm LABEL CHECK FOR CD MULTI Additional Laser Caution 1 Laser Interlock Mechanism YPW type The ON OFF low level OFF high level status of S601 LPS1 and 602 LPS2 switches for detecting the loading state is detected by the system microprocessor and the design prevents laser diode oscillation except when both switches LPS1 and LPS2 are ON low level or clamped state Thus interlock will no longer function if switches S601 LPS1 and 602 LPS2 are deliberately shorted The interlock also does not operate in the test mode Laser diode oscillation will continue if pin 1 of M51593FP IC101 on the PRE AMP BOARD assembly loaded on pickup assembly are connected to GND or pin 19 is connected to low level ON or else the terminals of Q107 are shorted to each other fault condition CD 2 When the cover is opened with the servo mechanism block removed and turned over close viewing of the objective lens with the naked eye will cause exposure to a Class 1 laser beam ST k Refer to page 1 29 FOR CD SINGLE Additional Laser Caution 1 Laser Interlock Mechanism The position of the switch S601 for detecting loading state is detected by the system microprocessor and the design prevents laser d
60. S1801 S1815 ASGIOM Refer to 1 2 FOR XR P740M SD 1901 ASX1021 CAPACITORS MOTOR BOARD ASSY C1903 ACH1246 MOTOR BOARD assy of XR P340M KU is the same as that of C1952 CCSQCH101J50 XR P740M SD C2504 CCSQCH221 J50 Refer to 1 2 FOR XR P740M SD C1907 010 50 1910 2503 2505 100 50 C1905 CEJA221M10 SELECT BOARD ASSY C1902 CEJA470M16 SELECT BOARD assy of XR P340M KU is the same as that of C2502 CEJA4R7M50 XR P740M SD C1908 CFTYA224J50 Refer to 1 2 FOR XR P740M SD C1915 C1916 CKSQYB102K50 C1954 CKSQYB103K50 Caer MECHANISM BOARD ASSY C3710 C3711 50 152 50 MECHANISM BOARD assy of XR P340M KU is same as C3704 C3705 CKSQYB153K50 that of XR P740M SD C3713 C3714 CKSQYB471K50 Refer to 1 2 FOR XR P740M SD C3707 C3708 CKSQYB472K50 C2507 C3701 C3702 CKSQYB473K50 FM AM TUNER MODULE C2506 CKSQYB682K50 C1909 CKSQYF102Z50 FM AM TUNER MODULE of XR P340M KU is the same as C1955 CKSQYF103250 that of XR P740M SD Refer to 1 2 FOR XR P740M SD C1901 C1904 1906 C1911 1914 50 473250 2508 2509 3703 3706 3709 CKSQYF473Z50 C3712 C3715 50 473250 ASSY FOR 50W RESISTORS SEMICONDUCTORS VR2501 10K B ACS1104 7501 UPC4570G2 R1701 RD1 8PM181J 1C7701 IC7702 XRA4558F P R1801 R1804 RD1 8PM223J Q7507 Q7508 2SA1182 R1941 RD1 8PM472J Q7601 2SA1255 R1919 RD1 8PM473J Q7517 Q7518 2SB1115
61. SQCH220J50 R1013 RD1 8PM562 R1026 RD1 8PM823J R2121 R2122 RD1 8PM912 Mus ud D C8429 C8430 CCSQCH560J50 Other Resistors 8 1 10 JDT J C8433 C8434 CEANP2R2M50 C1019 CEAS010M50 OTHERS CN8131 CONNECTOR 12FMZ ABT C1016 5101 10 CN8204 6P JUMPER CONNECTOR 52147 0610 C1011 C1012 CEAS101M16 CN2102 PIN JACK 2P SP OUT AKB1146 C1018 CEAS101M63 CN2101 PIN JACK 2P VIDEO AUX 1171 C1007 C1225 CEAS220M50 SPEAKER TERMINAL 4 AKE1026 1017 CEAS221M35 CN1 36P SOCKET 1105 C1004 CEAS222M35 CN10 JUMPER CONNECTOR KPC6 C8216 C8217 C8302 CEAS330M16 8401 XTAL RES OSC PSS1008 C8175 C8176 CEAS331M16 PCB BINDER VEF1008 C1003 CEAS332M35 8202 CONNECTER VKN1051 C1224 CEAS3R3M50 CN8203 CONNECTOR 4P 4 173981 4 C1013 C1014 CEAS470M16 H P ASSY C2251 C2252 CEAS470M50 C3301 C3302 C3501 C8160 C8162 CEAS4R7M50 RESISTORS C2503 C2504 CEASR15M50 R1201 R1202 RS2LMF331J C3502 C3601 C8309 CEASR47M50 Other Resistors 51 105 007 C8164 C8167 C8169 C8212 CKSQYB103K50 OTHERS C8306 C8441 C8442 50 152 50 CN1201 JACK AKN1029 C3309 C3310 C8155 CKSQYB182K50 C3503 CKSQYB223K50 C3305 C3306 CKSQYB273K50 SECONDRY TRANS ASSY C3307 C3308 C8170 CKSQYB332K50 SEMICONDUCTORS C8156 C8168 CKSQYB333K50 IC1006 1C1009 0 C2201 2203 CKSQYB471K50 C8171 C8172 CKSQYB472K50 C8307 CKSQYB473K50 VR ASSY SEMICONDUCTORS C3311 C3312 C8157 C8202 C8203 CKSQYF103Z50 C8205 C8207 CKSQYF103Z50 1 1501 NJM45
62. Stores Disc 1 in the CD magazine then ejects the CD magazine However even though the CD magazine is ejected the pickup does not return to the park position Even if the CD magazine is mounted again the pickup remains where it is Open close the disc tray This key is a toggle key and open close tray altenately Pressing this key when the disc is turning stops the disc then opens the tray This key operation does not affect the position of the pickup Note When inserting the magazine disc 1 of the magazine is loaded automatically How to playback a disc in test mode In test mode since the servos operate independently playing back a disc requires that you operate the keys in the correct order to close the servos Here is the key operation sequence for playing back a disc in test mode DOLBY NR Lights up the laser diode and closes the focus servo Closes the tracking servo All Starts the spindle motor and closes the spindle servo Wait at least 2 3 seconds between each of these operations 1 31 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 Focus Offset Verification 9 Objective Verify the DC offset for the focus error amp Symptom when out of adjustment The model does not focus in and the RF signal is dirty Measurement Instrument Connections Connect the oscilloscope to TP1 Pin6 FOER Player State Test mode stopped just the Po
63. XR P340M XR P740 640 XR P340 Recording Adjustment 1 Bias Oscillation Frequency Adjustment Tape Selector AUTO Input Signal Test Tape Adjusting Points Load the STD 631 Measurement Points Adjustment Value Oscillation fre NORMAL test tape and set the recording mode 2 Recording Level Adjustment Tape Selector AUTO Input Signal Test Tape Input 315Hz signal to the VIDEO AUX IN terminal and set the input selector to VIDEO NORMAL Adjusting Points quency to be 105 0kHz X 2kHz Between point in Fig 3 4 and GND Measurement Points TAPE TEST POINT L Rch AF CD Assy Input signal level Remarks When the power is turned ON while the BAND button is depressed the frequency will decrease 2 3 kHz Adjustment Value STD 631 test tape and record playback the 315Hz signal NORMAL 3 Recording playback Frequency Characteristics Adjustment Tape Selector AUTO Input Signal Test Tape Input a 315Hz signal to the VIDEO AUX IN terminal and set the input selector to VIDEO NORMAL Adjusting Points POINT L Rch AF CD Assy VR4301 Leh VR4302 Rch 1 TAPE TEST Repeat recording playback and adjustment until playback level of the 315Hz signal becomes 5 2dBV Since this adjustment affects recording bias prevent Measurement Points TAPE TEST POINT L Rch AF CD
64. ay Center 80 or more Adjust so that the DC voltage between Pin 4 Adjustment 6 and Pin 28 of IC6201 becomes 0V 50mV modulation Adjust so that the DC voltage of the 12 of Front End L6102 Sencitivity 98 T6101 1C6201 S meter becomes at maximum level TUNED IND VR6201 Adjust so that the indicators of TUNED Lighting Level IND start to light up Notes Before adjusting make sure there is no gap between 1 6101 and L6102 If there is a gap between them bring them into contact with each other first and then make adjustments Make indicator adjustments in order of AM gt FM75Q Antenna Terminal XR P740M XR P640M XR P 34M XR P740 XR P640 XR P340 Fig 1 1 FM Adjustment Connection Diagram 6201 VOLTMETER Tuner Section Set the mode selector BAND Connect the wiring as shown in Fig 1 2 AM SG 400Hz 30 Mod Adjustment Reception Adjustment Title Frequency Level Location Specifications kHz Zm TUNED IND Adjust so that the indicators of TUNED Lighting Level om area 999kHz VR6202 IND start to light up Note When SD and YPW type is used set the AM frequency step to 10kHz XR P740M XR P640M XR P34M XR P740 XR P640 XR P340 AM Loop Antenna AM Antenna Terminal Fig 1 2 AM MW Adjustment Connection Diagram 1 20 XR P740M XR P64
65. der AWZ7095 NJM4558M D HZS7BL 51 105472 851 105104 RS1 108911J 52147 0610 VEF1008 AW27281 NJM4558M D RD7 5ESB RS1 108472J R 1 10 104J RS1 10S911J VKN1052 AWZ7091 51 105223 51 105000 4 173981 4 52147 0610 VEF1008 AWZ7089 RS1 10S223J R 1 108000J VKN1052 Remarks 1 53 XR P740MI XR P640MI XR P340M XR P740 XR P640 XR P340 VR ASSY AWZ7099 and AWZ7282 have the same construction except for the following Part No Symbol amp Description AWZ7282 AWZ7099 C1501 C1502 CEYA2R2M50 CEAS2R2M50 VR301 ACX1088 ACX1092 CD DECK SW ASSY AWZ7124 and AWZ7125 have the same construction except for the following Symbol amp Description Remarks AWZ7125 AWZ7124 01701 01706 25 1048 01709 01714 AEL1132 1828 51830 51835 ASG1034 1836 R1705 R1710 R1729 R1734 RS1 10S301J 1711 1716 51 105273 R1717 R1722 RS1 10S272J TRANS PRIMARY ASSY AWZ7127 and AWZ7130 have the same construction except for the following uapa END AWZ7130 AWZ7127 L1101 151 C1102 0 01 400 ACG1003 DISPLAY ASSY AWZ7214 AWZ7118 AWZ7116 and AWZ7215 have the same construction except for the following Part No Symbol amp Description Remarks AWZ7215 AWZ7214 AWZ7118 AWZ7116 IC1901 PD4493A PD4492A PD4493A PD4492A R1723 R1728 RS1 10S562J RS1 10S862J gis 1 54 XR P740M XR P640M XR P340M
66. echnicians it is not meant for the casual do it yourselfer Qualified technicians have the necessary test equipment and tools and have been trained to properly and safely repair complex products such as those covered by this manual Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty If you are not qualified to perform the repair of this product properly and safely you should not risk trying to do so and refer the repair to a qualified service technician WARNING Lead in solder used in this product is listed by the California Health and Welfare agency as a known reproductive toxicant which may cause birth defects or other reproductive harm California Health amp Safety Code Section 25249 5 When servicing or handling circuit boards and other components which contain lead in solder avoid unprotected skin contact with the solder Also when soldering do not inhale any smoke or fumes produced NOTICE FOR CANADIAN MODEL ONLY Fuse symbols E fast operating fuse and or slow operating fuse on PCB indicate that replacement parts must be of identical designation REMARQUE POUR MODELE CANADIEN SEULEMENT Les symboles de fusible fusible de type rapide et ou AE k fusible de type lent sur CCI indiquent que les pieces de remplacement doivent avoir la m me d signation FOR USA MODEL ONLY 1 SAFETY PRECAUTIONS The following check should be p
67. erformed for the continued protection of the customer and service technician LEAKAGE CURRENT CHECK Measure leakage current to a known earth ground water pipe conduit etc by connecting a leakage ANY MEASUREMENTS NOT WITHIN THE LIMITS OUTLINED ABOVE ARE INDICATIVE OF A PO TENTIAL SHOCK HAZARD AND MUST BE COR RECTED BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER 2 PRODUCT SAFETY NOTICE Current tester such as Simpson Model 229 2 or metai parts of the appliance input output terminals screwheads metal overlays control shaft etc Plug the AC line cord of the appliance directly into a 120V AC 60Hz outlet and turn the AC power switch on Any current measured must not exceed 0 5mA Leakage current tester Reading should not be above 0 5 Test exposed metal Surfaces Also test with plug reversed Using AC adapter piug as required Earth ground AC Leakage Test equivalent between the earth ground and all exposed Many electrical and mechanical parts in the appli ance have special safety related characteristics These are often not evident from visual inspection nor the protection afforded by them necessarily can be ob tained by using replacement components rated for vol tage wattage etc Replacement parts which have these special safety characteristics are identified in this Service Manual Electrical components having such features are iden
68. gits such as high precision meta 5 62kQ 562 x 10 5621 RDI 8PM 5 8 jJ RDIAPS 4 3 J RSIP e OI K RN2H 9 R S K l film resistors RM1 4PC s J G F 1 FOR XR P740M XR P740 XR P640M AND XR P640 1 1 LIST OF WHOLE PCB ASSEMBLIES Symbol amp Description MAIN assy AF CD assy H P assy SECONDRY TRANS assy VR assy COMPLEX assy CD DECK SW assy TRANS PRIMARY assy DISPLAY assy LOGIC assy PROLOGIC assy ADDON DISPLAY assy DOLBY SURROUND assy DOL SURR assy ADDON DISPLAY assy MULTI MECHA assy LOADING BOARD assy MOTOR BOARD assy SELECT BOARD assy MECHANISM BOARD assy SINGLE MECHA assy L MECHANISM BOARD assy FM AM TUNER MODULE POWER MOD F100 R20 FRONT ASSY FOR 100W REAR PWR PRTEC ASSY CASSETTE MECHA MOD BC L DECK unit Part No XR P740M XR P740 XR P640M SD YPW AWK7041 AWK7041 AWZ7095 AWZ7095 AWZ7105 27105 AWZ7211 AWZ7211 27282 AWZ7282 7050 AWM7051 AWZ27125 AWZ7125 AW27130 AWZ7127 AWZ7215 27215 AWM7054 AWM7054 AWZ7138 AWZ7138 AW27141 AWZ7141 AXA7006 AXA7006 AWZ7207 27207 AWZ7208 AW27208 AWZ7209 AWZ7209 PWX1192 PWX1192 01012 AXQ1012 AXQ1019 AXQ1019 AWZ5389 AWZ5389 AWZ5391 2539
69. he STANDBY position the main power flow is cut and the unit is no longer fully operational A minute flow of power feeds the unit to maintain operation readiness The STANDBY indicator lights Microphone jack MIC FUNCTION DEMO button and indicators Each time this button is pressed the function changes in the following sequence The selected function is displayed in the display window and indicator TUNER TAPE CD VIDEO AUX a BAND button VOLUME control FREQ STATION button MIC LEVEL control CLOCK CLOCK ADJ button WAKE UP REC button SOUND FIELD CONTROL buttons HALL DISCO MOVIE MEMORY button AUTO TUNING button MONO button TUNING JOG knob P BASS button ONE TOUCH KARAOKE button ST WIDE button XR P740 XR P740M XR P640 XR P640M SURROUND amp ST WIDE button XR P340 XR P340M Headphones jack PHONES ee 6668689 GGSOSOS Manufactured under license from Doiby Laboratories Licensing Corporation DOLBY and the double D symbol 00 are trademarks of Dolby Laboratories Licensing Corporation XR P740M XR P640M XR P340MI XR P740 XR P640 XR P340 TAPE DECK MULTI PLAY CD PLAYER CD PLAYER TAPE DECK D TAPE 1 cassette door 2 EJECT section amp 3 TAPE II EJECT section 4 4 TAPE cassette door 5 TAPE 1 2 selector button 6 DOLBY NR B C OFF button XR P740 XR
70. ight output terminal Analog part ground terminal for L channel Digital part ground terminal Crystal oscillating part ground terminal Crystal oscillator connection terminal oscillates clock needed by system Crystal oscillating part power terminal System clock output terminal De emphasis filter control terminal H de emphasis filter ON L de emphasis filter OFF Standard double speed operating mode changeover terminal H standard operation L double speed operation Data input terminal Bit clock input terminal LR clock input terminal 1 11 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 lll PD4493A 1901 DISPLAY ASSY for MULTI CD System Control Micro computer Pin Assignment Top View cos E 509 Dr ex ex DATA Ex LECDISPLAYO FUNG MUTE co xir co co DATA saso 9162 sta Ex Leiar ave soc sou Pin Function FIP5 FIP4 FIP3 FIP2 PiizKoos Pi2 Ko0s 7 PLe gis2 PLL aiez LSI control data serial output Subcode Q data serial input Reset input 9162 strobe output Extension port AF system latch pulse Connected to GND JOG Input Spectrum analyzer input TUNE STEREO status discrimination input
71. illator 8 2 PE7 TO XTAL VSS VSS GND PB0 PB1 CS0 0 50 S more Surround mute output PB2 SCK0 PD1 S1 C MUTE Center mute output PB3 SIO PD2 S2 C MODE2 Center mode 2 output 37 PD3 S3 C MODE1 Center mode 1 output PD4 S4 MODE2 Noise mode 2 output PB4 SO0 9154 CLK 9154 CLK output PB6 SI1 PD5 S5 N MODE1 Noise mode 1 output PB7 SO1 PD6 S6 Noise channel select 2 PCO KRO KEY INO output Key scan Key return signal PCI KRI KEY input PD7 S7 Noise channel select 1 output PC2 KR2 PF0 S8 FL ON output PC3 KR3 i PF1 S9 PCA KR4 PF2 S10 PCS KR5 511 PC6 KR6 46 PF4 S12 PC7 KR7 T 47 PF5 S13 1 LEVEL LIN PAO ANO A D input for level meter Lch 48 6 514 52 LEVEL RIN 49 PF7 S15 S3 FL control segment output 50 S16 54 AJD input for level meter Rch PAZ AN2 Destination Prologic Dolby surround changeover 51 17 5 4 52 18 56 2 o FL control segment Key scan strobe output DOLBY THROUGH PA3 AN3 A ND changeover output for FRONT amp REAR signals 53 S19 S7T KOl PA4 AN4 F MUTE Front mute output 54 20 S8 KO0 1 16 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 TC7S04F 8402 AF CD ASSY inverter Pin Assignment Top View 15 521 T14 S22
72. iode oscillation when the switch S601 is not on CLMP terminal side CLMP signal is OFF or high level Thus the interlock will no longer function if the switch S601 is deliberately set to CLMP terminal side low level The interlock also does not function in the test mode Laser diode oscillation will continue if pin 1 of M51593FP IC101 on the PRE AMP BOARD ASSY mounted on the pickup assembly is ARW1021 ARW1023 connected to GND or pin 19 is connected to low level ON or else the terminals of Q101 are shorted to each other fault condition YPW type CLASS 1 LASER PRODUCT ARW1021 CAUTION INVISIBLE LASER RADIATION WHEN OPEN AVOID EXPOSURE TO BEAM ARW1023 2 When the cover is opened close viewing of the objective lens with the naked eye will cause exposure to a Class 1 laser beam Refer to page 1 29 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 1 2 SPECIFICATIONS STEREO CD CASSETTE DECK RECEIVER STEREO MULTI PLAY CD CASSETTE DECK RECEIVER XR Amplifier section lt XR P740 XR P740M gt FRONT Continuous Average Power Output is 70 Watts per channel min at 8 ohms from 50 Hertz with no more than 1 total harmonic distortion Continuous Power Output RMS 100 W 100 W 1 kHz T H D 10 8 Q Peak Music eene 1050 W REAR Continuous Power Output
73. nt Higher gain Optimum gain Lower gain 1 37 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 1 8 PARTS LIST FOR PACKING AND EXPLODED VIEWS NOTES Parts marked by NSP are generally unavailable because they are not in our Master Spare Parts List The A mark found on some component parts indicates the importance of the safety factor of the part Therefore when replacing be sure to use parts of identical designation Parts marked by are not always kept in stock Their delivery time may be longer than usual or they may be unavailable 1 PACKING 1 1 FOR XR P740M XR P740 XR P640M AND XR P640 For XR P740M SD Mark No Description Parts No 1 MAGAZINE ASSY PXA1549 2 OPERATING INSTRUCTIONS ARC7006 ECS 1 2 3 S M 3 REMOTE CONTROL UNIT AXD7007 CU XR012 4 BATTERY COVER AZA7032 5 ANTENNA ADH1016 6 teretes imn 7 LOOP ANTENNA L8043 1012 8 FRONT AHA7004 9 REAR PADLR 7005 10 PACKING CASE AHD7039 11 SHEET AHG7004 For XR P740M YPW XR P740 SD XR P640M SD YPW and XR P640 SD Part number differs between XR P740M YPW XR P740 SD XR P640M SD YPW XR P640 SD and XR P740M SD Part No Symbol amp Description XR P740M XR P640M Remarks 0 YPW SD SD Operating instructions ARC7006 ARC7006 ARC7006 ARC7006 English Spanish Chinese Operating instructions ARB7006 ARB7
74. o ON LOGIC and CENTER MODE to NORMAL 2 Input a 1kHz sine wave 253mVrms to the Video Terminal L R But the input signal for R should be 180 inverse of the input signal for L Adjust VR3401 so that the Dolby Test Point CN3402 is 300mVrms NOTE Wait at least 2 minutes after the power has been turned ON before making adjustments Front D gt PROLOGIC assy esea t e vR3401 7 75 eet P se iens T Sau Le Dolby Test Point Input a 1kHz sine wave 260mVrms to the Video Terminal L R But the input signal for R should be 180 inverse of the input signal for L Adjust VR3401 so that the Dolby Test Point R3440 is 7imVrms NOTE Wait at least 2 minutes after the power has been turned ON DOL SURR assy before making adjustments amp x tories Licensing Corporation DOLBY and the double D symbol UD are trademarks of Dolby Laboratories Licensing Corporation Dolby noise reduction manufactured under license from Dolby Labora Manufactured under license from Dolby Laboratories Licensing Corpo ration DOLBY and the double D symbol 00 are trademarks of Dolby Labora tories Licensing Corporation 1 27 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 6 CD SECTION FOR CD MULTI AND CD SINGLE Adjustment Methods If a disc player is adjusted incorrectly or inadeq
75. ormer ATS7015 ATS7015 ATS7015 ATS7013 ATS7013 ATS7013 AC power cord ADG1051 ADG1123 ADG1051 ADG1051 ADG1123 ADG1051 FU2 Fuse T2 5A 250V 512 AEK 512 512 512 Front panel assy AMB7084 AMB7084 AMB7083 AMB7082 AMB7082 AMB7081 Front panel AMB7059 AMB7059 AMB7058 AMB7056 AMB7056 AMB7055 Front panel 7067 AMB7067 AMB7067 7065 AMB7065 AMB7065 m Door spring ABH7003 ABH7003 ABH7003 ABH7003 I Door shaft 7003 AXA7003 AXA7003 AXA7003 Damper PXA1484 PXA1484 PXA1484 PXA1484 Screw BPZ20POBOFMC BPZ20POBOFMC BPZ20POBOFMC BPZ20PO80FMC panel AAK7016 AAK7016 AAK7016 AAK7016 S CD panel Multi door AAK7017 AAK7017 AAK7017 AAK7017 Rear panel ANC7036 ANC7040 ANC7035 ANC7029 ANC7033 ANC7028 Multi button AAD7009 AAD7009 AAD7009 AAD7009 Lock lever spring ABH7004 7004 ABH7004 7004 Ground lead ADB1005 ADB1005 ADB1005 ADB1005 Dolby plate AAK7013 AAK7013 AAK7013 AAK7014 AAK7014 AAK7014 Tray cap AAK7020 AAK7020 Screw BBZ30P080F2K BBZ30PO80FZK BBZ30P 180FMC BBZ30POBOFZK BBZ30POBOFZK 730 180 for CD MECHA assy Caution label 329 329 Refer to page 2 3 3 1 41 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 For XR P340M XR P340 For XR
76. power switch on the front panel Operations of the keys in test mode Function in Test Mode Explanation DOLBY NR Focus servo close The laser diode is lit up and the focus actuator is lifted up then lowered slowly and the focus servo is closed at the point where the objective lens is focused on the disc With the player in this state if you lightly rotate the stopped disc by hand you can hear the sound the focus servo If you can hear this sound the focus servo is operating correctly If you press this key with no disc mounted the laser diode lights up the focus actuator is pulled up then the actuator is lowered and raised three times and returned to its original position PLAY PAUSE Spindle servo ON Starts the spindle motor in the clockwise direction and when the disc rotation reaches the prescribed speed about 500rpm at the inner periphery sets the spindle servo in a closed loop Be careful Pressing this key when there is no disc mounted makes the spindle motor run at the maximum speed If the focus servo does not go correctly into a closed loop or the laser light shines on the mirror section at the outermost periphery of the disc the same symptom is occurred Tracking servo Pressing this key when the focus servo and spindle servo are close open operating correctly in closed loops puts the tracking servo into a closed loop displays the track number being played back and the elapsed time on the front panel and outp
77. ter channels CN7102 B2 Power supply for Surround and Center channels B2 Power supply for Surround and Center channels COUT Center speaker output SOUT Surround speaker output REF GND Reference GND for short detection LOUT Left speaker output ROUT Right speaker output FAN Forced fan circuit input LOW speed Power supply for L R channels CN7502 Power supply for L R channels Short detection input for L R channels Left signal input Signal input GND floating interior type Right signal input 1 10 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 1 6 IC INFORMATION The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams 9268 8401 AF CD ASSY X A Modulation Type DA Converter with Built in 8 fold Oversampling Digital Filter Pin Assignment Top View Block Diagram LRCK DATA HS vox Digital Filter amp Hep Filter Description Digital part power supply terminal Test terminal normally used on L Analog part ground terminal for R channel R channel data right output terminal R channel data inverse output terminal Analog part power supply terminal L channel data inverse output terminal L channel data r
78. the tray cap pulling the bottom of the tray cap toward you After removing the tray cap CLOSE the tray Remove the VOL knob and 2 screws BBZ30P080FZK holding the VR assy in place L R sides 230 080 x2 Bottom side BBZ30P080FZK x1 Remove the lead wire from the cassette mecha assy from the chassis Screw BBZ30P080FZK x1 Remove the front panel from the chassis watching out for the claw on the left and right and open the side of the AF CD assy Refer to Fig 1 NOTE Do not remove the rear panel and AF CD assy at this time Front Panel Rear Panel Chassis Fig 1 Under these conditions most of the PCB diagnosis and parts replacement can be performed REMOVAL OF AF CD ASSY 1 Under the conditions of the previous paragraph remove the rear panel and AF CD assy Do not separate the rear panel and AF CD assy P340M except KU type and XR P340 Between rear panel and chassis Screw 230 080 2 x2 740 740 640M 640 and XR P340M KU Between rear panel and trans frame Screw BBZ30P080FZK x3 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 1 5 BLOCK DIAGRA co oo 3S8mv vio 1 9 ADAPTIVE I val Les 1 MATRIX 1 gt we i SP 162103 1 300mv XR P740M XR P740 ONLY 1 Ust voue BUFFER CENTER 1
79. tified by marking witha on the schematics and on the parts list in this Service Manual The use of a substitute replacement component which dose not have the same safety characteristics as the PIONEER recommended replacement one shown in the parts list in this Service Manual may create shock fire or other hazards Product Safety is continuously under review and new instructions are issued from time to time For the latest information always consult the current PIONEER Service Manual A subscription to or ad ditional copies of PIONEER Service Manual may be obtained at a nominal charge from PIONEER XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 FOR EUROPEAN MODEL ONLY r VARO WARNING AVATTAESSA SUOJALUKITUS DEVICE INCLUDES LASER DIODE WHICH OHITETTAESSA OLET ALTTIINA EMITS INVISIBLE INFRARED RADIATION NAKYMATTOMALLE LASERS TEILYLLE WHICH IS DANGEROUS TO EYES THERE IS KATSO A WARNING SIGN ACCORDING TO PICTURE LASER 1INSIOE THE DEVICE CLOSE TO THE LASER LASER Kuva 1 DIODE Picture 1 Lasersateilyn Warning sign for ADVERSEE varoitusmerkki laser radiation USYNLIG LASERSTRALING VED ABNING NAR SIKKERHEDSAFBRYDERE ER UDE AF IMPORTANT FUNKTION UNDGA UDSAETTELSE FOR THIS PIONEER APPARATUS CONTAINS STRALING LASER OF CLASS 1 SERVICING OPERATION OF THE APPARATUS SHOULD BE DONE BY A SPECIALLY r VARNING INSTRUCTED PERSON OSYNLIG LASERSTRAL
80. tion changes in XR P740M gt the following sequence CD J VIDEO AUX TUNER BAND button TAPE operation buttons SHIFT TAPE Fast lt lt gt gt Play 4 Stop m Rec pause II To operate TAPE press the desired deck operation button while pressing SHIFT TAPE Except for the Rec pause Ill button ONE TOUCH KARAOKE button XR P640 XR P640M only amp KARAOKE button XR P740 XR P740M only P BASS button Except for XR P340 XR XR P640 XR P640M gt P340M SFC MODE button TIMER control buttons WAKE UP SLEEP 8 VOLUME buttons 0 Number buttons These buttons are used for seiecting track numbers of a CD and scanning preset stations CD operation buttons DISC Track search lt Pause Stop Play Random REP Repeat Program 42 00 SURROUND button XR P640 XR 640M only REAR LEVEL buttons Except for XR P340 XR P340M 3 Test tone button TEST XR P740 XR P740M only 49 CENTER LEVEL buttons XR P740 XR P740M only 00 MODE button XR P740 XR P740M only 2 CENTER MODE button XR P740 XR P740M only lt XR P340 XR P340M gt XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 1 4 DISASSEMBLY lll CD MECHA ASSY DIAGNOSIS AND REPLACEMENT 1 2 3 Remove the 3 screws between the front panel and the chassis Remove the cover OPEN the tray and lift
81. uately it may malfunction or not work at all even though there is nothing at all wrong with the pickup or the circuitry Adjust correctly following the adjustment procedure Adjustment Items Verification Items and Order If the specified values cannot be obtained or no adjustment is possible by performing the verifications or adjustments described in steps 1 4 the pickup block may be defective Focus offset verification Test Point TP1 Pin6 FOER Adjustment Location None Tracking error balance verification TP1 Pin2 TRER None Pickup radial tangential direction tilt adjustment RF level verification Pini RF Radial tilt adjustment screw Tangential tilt adjustment screw Pin1 RF None Focus servo loop gain adjustment Tracking servo loop gain adjustment Abbreviation Table FOER TRER FCS GAN Focus Error Tracking Error Focus Gain TRK GAN Tracking Gain FOIN TRIN Focus In Tracking In Measuring Instruments and Tools 00 Q gt Co 1 28 Dual trace oscilloscope 10 1 probe Low frequency oscillator Test disc YEDS 7 Low pass filter 39kQ 0 001 Resistor 100kQ 8cm disc With at least about 20 minutes of recording Ball point hexagon wrench GGK1002 Standard tools 4 5 FOIN Pin6 FOER Pin3 TRIN TP1 Pin2 TRER VR8152 FCS G
82. uts the playback signal If the elapsed time is not displayed or not counted correctly or the audio is not played back correctly it may be that the laser is shining on the section with no sound recorded at the outer edge of the disc that something is out of adjustment or that there is some other problem This key is a toggle key and open close the tracking servo alternately This key has no effect if no disc is mounted 1 30 Function in Test Mode Carriage reverse inwards XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 Explanation Moves the pickup position toward the inner diameter of the disc When this key is pressed with the tracking servo in a closed loop the tracking servo automatically goes into an open loop Since the motor does not automatically stop at the mechanical end point in test mode be careful with this operation T Carriage forward outwards Moves the pickup position toward the outer diameter of the disc When this key is pressed with the tracking servo in a closed loop the tracking servo automatically goes into an open loop Since the motor does not automatically stop at the mechanical end point in test mode be careful with this operation Initializes and the disc rotation stops The pickup and disc remain where they are when this key is pressed OPEN CLOSE CD magazine eject For CD Multi Disc tray open close For CD Single
83. wdriver so that the eye pattern the diamond shape at the center of the RF signal can be seen the most clearly Fig 3 4 Adjust the radial tilt adjustment screw and the tangential tilt adjustment screw again so that the eye pattern can be seen the most clearly As necessary adjust the two screws alternately so that the eye pattern can be seen the most clearly 5 When the adjustment is completed lock the radial and tangential adjustment screw Note Radial and tangential mean the directions relative to the disc shown in Fig 2 Radial direction ee O Tangential direction Tangential direction Radial direction Adjustment locations 1 33 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 Wl Pickup Radial Tangential Tilt Adjustment For CD Single Objective Symptom when out of adjustment Measurement Instrument Connections To adjust the angle of the pickup relative to the disc so that the laser beams are shone straight down into the disc for the best read out of the RF signals Sound broken some discs can be played but not others Connect the oscilloscope to Player State Test mode play Pini RF Adjustment Location Pickup radial tilt adjustment screw Settings 20mV division and tangential tilt adjustment 200ns division screw AC mode 8 cm disc Hewever those with approx 20 min of audio signal music Procedure 1 Press the MANU
84. wer switch on Settings 5mV division 10ms division DC mode Adjustment Location None Disc None needed Procedure Verify the DC voltage at TP1 Pin6 FOER is 0 50mV Note If the specified values cannot be obtained or no adjustment is possible by performing the verifications or adjustments described in adjustment items 1 4 the pickup block may be defective Tracking Error Balance Verification Objective To verify that there is no variation in the sensitivity of the tracking photo diode Symptom when out of adjustment Play does not start or track search is impossible Measurement Instrument Connections Connect the oscilloscope to TRER This connection may be via a low Player State Test mode focus and spindle servos closed and tracking servo open pass filter Adjustment Location None Settings 50mV division 5ms division DC mode e Disc YEDS 7 Procedure 1 Move the pickup to midway across the disc R 35mm with the MANUAL TRACK SEARCH FWD gt gt key or REV lt lt lt lt key Press the DOLBY NR key then the PLAY PAUSE servo Line up the bright line ground at the center of the oscilloscope screen and put the oscilloscope into DC mode Supposing that the positive amplitude of the tracking error signal at TP1 pin2 TRER is A and the negative amplitude is B the following expression
85. y across the disc R 35mm then press the DOLBY NR key the PLAY PAUSE gt key twice in that order to close the corresponding servos and put the player into play mode 3 Adjust VR8152 FCS GAN so that the Lissajous waveform is symmetrical about the X axis and the Y axis Pin5 FOIN Pin4 GND Pin6 FOER Focus Gain Adjustment Higher gain Optimum gain 1 36 XR P740M XR P640M XR P340M XR P740 XR P640 XR P340 Tracking Servo Loop Gain Adjustment 9 Objective Symptom when out of adjustment Measurement Instrument Connections Procedure To optimize the tracking servo loop gain Playback does not start during searches the actuator is noisy or tracks are skipped See Fig 5 e Player State Test mode play Settings Adjustment Location VR8151 TRK GAN CH1 50mV division Disc YEDS 7 mode CH2 20mV division 1 Set the AF generator output to 1 2kHz and 2Vp p 2 Press the MANUAL TRACK SEARCH FWD gt gt key or REV 04141 lt lt key to move the pickup to halfway across the disc R 35mm then press the DOLBY NR key the PLAY PAUSE gt key twice in that order to close the corresponding servos and put the player into play mode 3 Adjust VR8151 TRK GAN so that the Lissajous waveform is symmetrical about the X axis and the Y axis 10 1 Pin3 TRIN 2 Pin4 GND 2 TRER Low pass filter Tracking Gain Adjustme

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