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XR-A370

1. LI M FE 2GANGED MIXAMP 160 25 2223 86412 OUT za St 6407 3 Q6401 5 T FM 12 13 5 e 0 01 47 o 1 F6401 6 02 EM D 5 2 ip M ATF 155 FI E ir n mls GT s 3 12 4 gels SEN 52 lt 9 in 5968 ma RF IN 75 d o 1 4141 545 oz SR 51 818 2 z To cose 1 tk T 3 31538 2 88 bi a 9 TETER Gold EJ oie N ON PIS c E Sch IB 83 3o L 21 16 KEE FO 5 di a 9 GND GND GND GND GND A
2. 1 2 LI 3 4 L XR A670 XR A370 3 6 AF ASSY 2 3 AF ASSY CD VCD XR A670 MYXJ NVXJ XWZ3200 D ove XR A670 KUCXJ XWZ3199 2 cns204 ws XR A370 MYXJ NVXJ XWZ3197 EG ponen 0 0 XR A370 KUCXJ XWZ3196 26885888 5 65526060 9 CN1052 5 e 9 52045 0845 ALL CAPACITORS ARE uF UNLESS OTHERWISE SPECIFIED MYXJ amp E L TL CFTLA i T M CQMBA NVXJ est Z m OTHER CKCYF aP TYPES ONLY 32 17 CH CCSQCH SL CCSQSL lt 0 1 MYXJ NVXJ lt 0 056 MYXJ NVXJ lt OTHER CKSQYB TA wa 0 068 0 027 KUCXJ JA CEJA 58 EE I AL CEAL 5QHz 1 ooHz Sc HAQ 0 56 MYXJ NVXJ OTHER 50751 ALL RESISTORS ARE IN Q E R3009 ED WM 1 108 CHIP js 3821 SEA 11200 1 4WPU 928 1csez41
3. 9969 9 00 2 08 09 The illustration shows XR A670 Auto Play Function If you press the CD function button when a CD is loaded the CD automatically starts playing If you press the function button when a tape is loaded in the cassette deck the tape automatically starts playing NOTE You cannot change the function during recording and tape copying D DISC 1 select button amp indicator 2 DISC 2 select button amp indicator 3 DISC 3 select button amp indicator 4 Display 5 CD disc tray 6 STANDBY ON switch TURNING ON THE POWER When the power plug is connected to an AC wall outlet the unit enters the demonstration mode Press the Power button to cancel the demonstration mode Press the STANDBY ON switch To switch the power OFF STANDBY Press the STANDBY ON switch GOOD is displayed Standby indicator lights 7 DISC CHANGE button OPEN CLOSE button Also switches power on if in standby 9 Volume control VOLUME TIMER STANDEY indicator Db CD function button Also switches power on if in standby 2 AUX function button Also switches power on if in standby If the auxiliary component is already playing then you ll hear it 13 TUNING gt gt button PLAY PAUSE button Also switches power on if in standby 15 ST
4. r 1 29217 W280 R2219 PB PB XR A370 ird gt EP ONLY 89218 82218 Te BEG Q R2215 R9219 REC a REO AN AA R2212 R9220 ES 1 1 d a mm mm m W I a REC 1 02101 2 2 i 1 B 4558F HT g 1 5 1 7 V128 x ALC at XR A670 Vret 77 ONLY GNDA I 2101 1 2 Sax I BA4558F HT 8 NT I a 02102 R2195 5 92104 I I _ 24 5 l 5 XDOLPB REC i 4 a i 5 A 1 1 1 5 e 1 ER 1 1 1 e RTL 02105 DTC124EK E 5 1 1 2 EE ES Ug ar fix 5048 eae 8 PB up Ser 146 4 PBL E 5 B 1 PB i g E sa JU 2225 I IS 9 2 2k i ge was 2502144 9 2205 58 5 S 82522 1 PB l 2 2 50 5 AAD 1 at I caag 5 Z EE e 2418 92204 1 N AA 2 2750 8 C2214 R2218 RTF1209 1k idu i sa REC 22 50 _ 3 9k 22 3 EAS 1 145 9 NBN lt l R2215 AT 7777 SS Ro lolo gos E 5719 125 ke SE 92201 e 5 1 12 0dBv EET 2502412 595 SE 22202 i 0 1 NS NTS
5. V W85 d J NV 01 only DD DL only N 18347 o J NV 01 only _ 227 45 HS 18 w226 IBN PRIMARY ASSY le re yew J FUe N MY NV H4 L NV 21H only 5 CH wise 5 W119 Z D mS lo 82 H6 oz 105 28 o 102 DIE DD DL Os De 290 Wei ege 819 w392 Bond here FCT ei o 1 71 1 41 1031 22 1021 112 sees Ll ZAX rage 25221 4 670 70 1 XR A670 XR A370 4 6 DISPLAY ASSY 1 DISPLAY ASSY Aa lal ds Q J Il 25 ome Liu s 2 sie l 3 WY DO Wi 6 WE ae 2 5 fe 4 Wig r Qammi m em E Ea CN81 IC3
6. NOTES SS Ne t ESE CORE 1 m ALL CAPACITORS ARE aF ALL RESISTORS ARE IN Q 82311 82312 8 9 27p t2535 XR A370 we Ka m UNLESS OTHERWISE SPECIFIED 1 10W CHIP 22k XR A670 A670 Sg Ne LSAWT9150k R2531 L 1 4WPU 39k XR A370 EE TL CFTLA Y VR2303 T M CQMBA ALL INDUCTORS ARE IN AH e OTHER CKCYF a Si 1XR A670 4 x 1 259410 1 4 Hl cH ccsQcH vias XB A370 1gk 1 1 OTHER CKSQYB LY SAA Mns ONL 145291546 825321 HAQ CEHAQ LOL 27 2336 l OTHER 5 XR A370 ONLY N Be 1155155 155254 8 bes U FEE 155555 SR at 3 8 i si 81 ONLY DECK II 884 dd B DECK I ONLY STBY STAND BY XR A370 aa ONLY 2x 300651 z VEF1040 i CABLE GG BINDER aca7a24 T 1 82328 I 2303 150k 1 o N 5 l Z 9 lt lt 71731 En 29 7102 50 9 EE SEE Se 8 Hi VR2306 1 5 R2803 REC 5313 5252411 l e Oc 47 n Sa 1 50 REC Yess s 02301 02306 15513 1625211 el l 47 Es l TI 92501 gt TREE oll 8 19441255568 YGR TLB TYPES ONLY ei s RIS E e o B
7. 5 JU JUMPER WIRE D15A15 350 2651 CN3051 14P PLUG KM200IB14 PCB BINDER VEF1040 JA3001 2P PIN JACK VKB1060 e SECONDARY assy SEMICONDUCTORS IC71 1 25A AEK7010 1C21 1C22 ZA 7021 41 7050 A IC31 4A 7053 A IC11 C12 10A AEK7068 A D11 G5SBA20L 021 GBUADL 5303 D31 D41 S1WB A 60BSD CAPACITORS C21 C22 CEAT332M50 A C11 C12 4700uF 80V XCH3001 OTHERS CN11 15P JUMPER CONNECTOR KPE15 PRIMARY assy PRIMARY ASSY has no service part 55 670 70 Description Part No Mark No Description Part No sue TRANS assy CAPACITORS 5812 0 047F 5 5V 1246 SEMICONDUCTORS C5821 CEJA100M16 IC81 NJM7805FA C5803 CEJA1ROM50 Q81 2SD1859X C5510 C5811 C5814 CEJA470M16 D85 D88 D90 198133 C5804 CKSQYB102K50 A 08 S1WB A 60 4062 C5995 C5996 CKSQYB103K50 COIL C5816 C5997 C5998 CKSQYB104K25 C5999 CKSQYB105K10 L1 LINE FILTER ATF1136 5509 5951 5954 CKSQYB471K50 C5506 C5508 CKSQYB472K50 TRANSFORMER A C5634 C5901 CKSQYF104Z50 C5625 CKSQYF224Z25 5503 5504 5813 5822 50 473250 RY81 ASR7018 RESISTORS R5554 R5561 R5562 1 5kQ ACN7062 CAPACITORS R5558 R5563 R5564 47kQ ACN7077 C1 C2 10000pF AC250V ACG7020 5506 5508 RA7T104J C83 100 50 R2907 R2909 R2910 RD1 4PU102J A C82 CEAT102M25 R5616 R5617 RD1 4PU104J R5928 RD1 4PU182J RESISTORS R5515 RD1 4PU2
8. 23230 1 aa O O 7 2548545 QR i 2 vc 9 Vy 08101 E Un 22 SI s 100 10 4 515 D o9 x Inf La A 50 H p 291299 JLo vec ho e B ET LD ON ber Tee 2 PA LC PD 88108 gt RFE 22 15 1399 I eo 95 gt HS N Ile Oj 215 e FE 19 R5109 o AY Bias dE gt me n e EEN 1 TO ol FI ee 88125 88106 1 VC T woo FEM gt le zx NOF ns 150k Vogt T ET EO ET T 250 27 2 O OC F 108101 08108520 ui 4 Ge 1821 DEE 2 og CN8101 SLW16R 1C7 1 m 2 3 4 8 XR A670 XR A370 Vise The p
9. 1 JAB651 il C8365 1 GP1F32T IJIET 0 01 AE OE 5 08364 ur lt 1501 2 GNDCDM 98356 5 Note encircled numbers 2 5 DTC143EK 4 9 denote measuring point in the er AD a S Schematic diagram CD lt N CD 2501 E CN8203 Pin 1 IC8101 Pin 13 5 244 PLAY MODE RF TEST MODE SI H 500nsec div Tracking Open TRER 213 5msec div 2 1 0 LOADING GNDCDM DRIVER 21 1 XR A670 XR A370 3 5 AF ASSY 1 3 d1 3 assy XR A670 MYXJ NVXJ XWZ3200 XR A670 KUCXJ XWZ3199 DECK PB SIGNAL ROUTE XR A370 MYXJ NVXJ XWZ3197 DECK REC SIGNAL ROUTE XR A370 KUCXJ XWZ3196 e amo nee RECMUTE 0 ACR XR A670 XR A370 8 7XR A670 2 21 ONLY N
10. YELLOW BLACK 2 9 i IC6201 AXX7041 FM antenna terminal 2 6401 16402 16401 Fig 4 Adjustment Point VR6201 58 6 2 CASSETTE DECK SECTION 6 2 1 For XR A670 Adjustment points and test points are shown in Fig 5 Fig 7 and Fig 9 Mechanical Adjustment Test tape NCT 111 3kHz 30min 1 Tape Speed Adjustment Test Tape Adjusting Measurement Adjustment Procedure Points Points ADJ VR on NCT 111 Playback 3kHz CASSETTE MECHA Fig 5 TAPE TEST POINT Rch AF Assy XR A670 XR A370 Press the PLAY SW and adjust so that the reading becomes 3000Hz 20Hz Confirm that wow amp flutter level is below 0 3 in the reverse direction confirm that the reading is within 3000Hz 60 2 Tape Speed Bess ADJ VR 7 Front Side l Cassette lt 5 Mechanism Section Side View Fig 5 Tape Speed ADJ Point E Electrical Adjustment Check the following before starting 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 STD 331E For playback check STD 632 Normal blank tape 5 Provide yourself with the following measuring devides millivoltmeter Low frequency oscillator Attenua
11. 1G 9 KEY LR DO MR O ASES MOW Veg A eum enke DOLBY DIGITAL LUN VS B21 B22 SS 14 B7 14 B7 Bi4 B7 14 B7 B21 B7 14 7 14 87 14 15 PA 24 BER EY SCH c n Z HE EEN N Sch 47 7 d 1 NS B22 27 ME 15 x 1 lt ESA 27 D D ke 25 2 SS we 47 OL 10 pd 7 27 2 10 8 EN B8 B1 B8 B1 B8 B1 B8 B1 B15 B1 B8 B1 B8 B1 B8 10G to 16G 72 XR A670 XR A370 Pin Connection Pin No 53 48 47 46 45 44 43 42 141 40 39 38 37 36 35 34 33 32 31 30 29 28 27 2 1G 2G 3G 4G 58 6G 7G 8G 9G 106 112 126 130 140 156 168 P1 P2 26 21 20 19 18 17 16 15 14 113 12 11 10 9 8716 5 3 Connection P7 P12 P13 P14 P15 P16 17 P18 P19 P20 P21 P22 P23
12. 5 ux W 226 081 9060000 men 000000000000 XNP3022 B SIDE A VR2302 VR2301 VR2303 VR2306 VR2802 VR2801 102301 052 3351 103302 103301 951 1 670 70 Bey S dt Qo m 5 Y R35 T tse D 055154 1 DE 7 2 S Ki 5 S lt 2 324 5 e 5162 5 9 c essi 2 4 K GEN 56 8 m a md S 4 0560 U H 255515 2 g 0 x d O 51 R 5 0558 R 9 7 B 5501 D T 0 o 7 7 7 R AD 5 lt 4 SS RM 5 D h C3502 10 1 1281 Dn 2 D 7 5 8 XNP3022 B 1C5891 Q53 Q3621 Q2301 102101 021 Q3605 Q3608 Q2302 Q2204 Q2203 Q2802 Q2306 Q3601 03603 Q3314 Q3313 1C2201 Q3503 1C3502 103501 Q3312 Q3311 8 670 XR A370 IC2101 02102 02201 02202 05751 05752 5691 103001 02204 02203 02103 5751 3951 03501 03502 1C3101 23313 2201 02104 92801 92803 02807 056 955 03312 03311 Q3351 Q3354 Q71 Q31 1 XR A670 XR A370 4 5 SECONDARY and PRIMARY ASSYS Y5 Y4 Y2 Y1 we7e SECONDARY Assy I PRIMARY ASSY
13. 1 XR A670 XR A370 3 8 PRIMARY and SUB TRANS ASSYS XR A670 XR A670 XR A670 MYXJ NVXJ ONLY ____ ONLY ONLY 5 1120 wee mg ee 07102 0 0112 lien X XI 110 Sos 15 ESIMYXJ NVXJ XR A670 c 2242212 NVXJ J 9 1 230 XR A370 za Ge IONLY d gt MYXJ NVXJ aJ afi IT westi 4 120 KUCXJ 15971 77 1 W87 1 e Tu 20 ZO 670 WISQ MYXJ mm mn 4 EXCEPT ro XR A670 MYXJ NVXJ T ume meme TEE A0 d d ET s Ee ol qYS 1 G 1 T l d Ie EE EE EE EE EE EE o li ORANGE WRITE I I 1 282 7018 81 Fj 2 om A A 1 52147 i C NJM7805FA A Ld n QT O 124 01 E 5 SIG 1 GRIZ A
14. 78 4 AA R6P Dry Cell Batteries x 2 5 Power Cord x 1 MYXJ Type ADG1154 NVXJ Type ADG1156 KUCXJ Type ADG7022
15. Dee ere e e lt 5 ee ee e e N DN DN D 000006000000000000000000000000000000000000 V5621 FL Holder XAV3008 1096 2 m 3 4 a 5 6 7 8 670 70 WH cnet 2 23 5102 1 1 5501 l V 12V 5 52492 1920 EE HER pude xe D Cacao 6 O Saozdd a8gaz 0d0006020 852413309 834804 168 208800008888882060 XYaugtusud ui u otog9u55567z2 Ere il il li ii ii 9 AG il 9 51048 0400 OO O o ee ele E Jee zz d B Y ELM M sa VD 5V ER am d A 92901 P 2904 d 3 02907 e 3 5 8 274 a euf 824 eer 8 52045 1745 OTHERS l gt wi 79 pas 211 GEI Ta 52045 1545 XR A370 KUCXJ e Q9 8 VIS d VIS 4 9
16. UNREGTTS s V 12 BIAS Tse ST 1 8 C31 B 554 ob 3200 35 GND BIAS 10 ptm 750 1 40 Screw LI 5 Screw 250 10 2 5016 FET Bracket m EZK x6pos VCD u XEE3003 Mica Sheet CD T XNH3011 Sub Heat ER CONT 3 3 The power supply is shown with the marked box 1 2 3 4 8 XR A670 XR A370 CAUTION FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE ONLY WITH SAME TYPE NO 4911 25 MFD BY LITTELFUSE INK FOR IC71 AEK7010 CAUTION FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE ONLY WITH SAME TYPE NO 491004 MFD BY LITTELFUSE INK FOR IC31 AEK7053 XR A670 CAUTION FOR CONTINUED PROTECTION AGAINST CAUTION FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE ONLY WITH SAME RISK OF FIRE
17. C6252 2582712 TB 9 5 7 Loh sA 3 3750 8 101819 ale 0 012 ve R6240 77 77 220K 4 7 50 e mm GND EA GND C6265 GND TA NI 98 TX DATA m m YA 95 or m 25C2712 TLB a 8 44 4 750 M SM SO iF raad 9 EE EET EEG n HA SES geb alls AF 489 TUNE g Si Pe oe Lor yer as geo 77 mez 558413 B 12 ie GND ZN AE 25 77 77 is gt GND GND Q T5V 1x8 gt 2 Or ds shlz z B lt 185 7 STEREO gt 2 Y aot CN6201 I u o o 133339 a BIB ER oT or REGULATOR R6920 KP2001A14L SES Nel 55 06205 0 2 ATR 222420 C6234 25 2705 e Sin e a Ki T gt SE a TRES TUS N 78 R6225 A ME 2 R6306 ole Ee 1 4 C6237 xs d 5 dIE 6235 ala 0 01 ok R6919 e 8 T ce Ts S YS 54 e ia 11 ATB7008 gm PAN T6201 OND 5 2 R6912 ET ml E F6202 ATF 7011 RH md 1 R6216 4 1 LI LI 1 LI 17 1 670 70 3 3 TUNER MODULE For KUCXJ Type s
18. x Ee DTCTESEK ESE SOL 1 2 1 53 NE KUCXJ TYPE S 2 22 ERST ONLV 4 A 43 L ug 5 AM 03 O g Ze Zw 28 R2901 R2904 GNDD LI u 58 5 88 5 T sv Ed ZERE EERS Lef 2 2 gt Is je GER 02805 6 12 I TI M WE 9 HALF2 O 1 1 1 8 soL 2 TESE 298113 6 PULSE2 95601 95989 l 42 ARF 5 TARRI 5 LEI ARR 155355 IO 1 CN2903 EPI m KUCXJ R5562 7082 1 I 567 id 1 DTC143EK 9 85502 5 ei 99 9 x e 1 lod ATR VD 5V 47k 5565 E R5564 1 7077 4 7077 47k 1 188181 553062 TYPES ONLY 05551 252 Bsa1os7 Sk 8 8 6555 a besen T _ _ 5 2 ZEN miss s s Se 815 OT YEN R5507 24 AN AN Apollo 5 Lie 155355 5 6V 47k R5911 05570 8956 KUCXJ XR A670 ONLY EE AN ONLY 1k R5818 100 120 150 180 270 550 KEY TE 1k 858912 R5913 R5914 R5915 R5916 R5917 PS me ui pe he KEY B d 9 B d d INPUT e e e 01801 DISC2 01505 POWER DISC DOLBY CHANGE CLOSE RPT kev 5918 100
19. AF ASSY SIDEB FRONT TAPE TEST POINT DIE VR is nothing L2801 VR2301 vR2302 O 398 2 SQ VR2802 PN Fig 13 Adjustment and Measurement Points 65 670 70 6 3 TEST MODE NOTE There is no information to be shown in this CD adjustment How to Start Cancel Test Mode TEST MODE ON TEST DISC YEDS 7 5 2 jw 8 STANDBY ON Function CD TEST MODE PLAY PLAY TEST DISC YEDS 7 REC STOP Gr x PLAY PAUSE gt i inwards gt outwards Laser diode LIGHTS UP Spindle motor START Tracking servo Pickup Move Focus servo CLOSE Spindle servo CLOSE Short Point STOP all operations STANDBY ON Test Point DISPLAY ASSY SIDE B Bottom Side 66 7 GENERAL INFORMATION 7 1 DIAGNOSIS 7 1 1 DISASSEMBLY M MECHANISM CD 2 A B tC Na a Rese 2 e Main Cam Note The loading tray can be pulled out The Lock Lever should be in the notch of the Main Cam when the main cam is in this position 4 Mechanism CD 2 XR A670 XR A370 OPTICAL DIGITAL OUT Cap Release XR A670 67 670 70 DISPLAY Assy G o SECONDARY
20. 1710W CHIP 18 158199100 MIXI NVXJ 2 2 50 1 4WPU ALL INDUCTORS ARE IN SI AAA ai ONLY AM LAU 88 9 R3351 T ap od R3515 R3516 R3517 R3518 BLS Beis 23553 1 5k MYXJ LINE MUTE R3360 R3362 155133 R3320 B e Ry 25 1 155155 2155 85552 3318 50K d 2SA10 8 8 Bar 981818 2 3 le E z MTZJ18B C 05360 Godzilla Amp Bes SIT F 3 D XR oa 4558 1 2 5 2 R3510 ale XR A370 5 100k R61 85552 53 d 8 1k D3356 5 3 5 HE 5 20E2 FC 9 BA4558F HT 1 2 238 NL 1750 NL 55 C5906 ii C3508 1 50 A Al 47k XR A670 RS504C3902 39k XR A370 MMXJ NVXJ Fag 163501 2 Bin 47k KJ SNE R3509 8438 ik 41 26 BA4558F HT 2 2 19 35 85505 C3501 00 DAN BT 124 RYON OFF GNDA GNDA GNDV q TX 06 06 W144 1SS355 1SS355 GNDD 051 Md GNDM CD 1550 14 4556880 GNDS nem o XR A370 KUCXJ 1101 VIHIOZA AT 4505 4509 XR A370 KUCXJ 052 ON 56880 VD 5 CD VCD 54 CD VCD 5 len A OUT IN UNREG 5 A 95 2 d lt 2200 25 rro 5 2 5 REGGND VM 1 2 DC SUPPLY i Q31 VM 12 2SD2012 1cs2 055 NJM7812FA GNDM o Le
21. 21 39 Cushion Leg XEB3009 AF CN2303 lt gt DECK 40 ICP Label See Contrast table 2 17 Connector Assy See Contrast table 2 41 ICP Label See Contrast table 2 AF CN2301 gt DECK 42 ICP Label See Contrast table 2 18 Connector Assy 2 See Contrast table 2 NSP 43 See Contrast table 2 AF CN2302 lt gt DECK 44 Caution Label See Contrast table 2 NSP 19 Chassis 04 45 65 Label See Contrast table 2 NSP 46 Sub Heat Sink XNH301 1 NSP 47 FET Bracket XNG3016 48 Screw BPZ30P080FZK 49 Screw VBT30P080FZK 50 Screw 230 060 51 Screw 730 080 52 Screw BBZ30P180FMC 53 Screw 230 080 54 Screw 5740 060 55 Screw BPZ30P100FZK 56 Cushion Leg A XEB3008 57 Leg XMR3012 XR A670 XR A370 2 CONTRAST TABLE XR A670 MYXJ NVXJ KUCXJ XR A370 MYXJ and KUCXJ are constructed the same except for the following Part No Symbol and Description XR A670 XR A670 XR A370 XR A370 XR A370 INVXJ KUCXJ MYXJ INVXJ KUCXJ AF Assy XWZ3200 XWZ3200 XWZ3199 XWZ3197 XWZ3197 XWZ3196 PRIMARY Assy XWZ3218 XWZ3213 XWZ3224 XWZ3225 XWZ3225 XWZ3224 SUB TRANS Assy XWZ3208 XWZ3208 XWZ3227 XWZ3228 XWZ3228 XWZ3227 SECONDARY Assy XWZ3221 XWZ3221 XWZ3221 XWZ3220 XWZ3220 XWZ3220 FM AM TUNER Module AXQ7068 AXQ7068 AXQ7065 AXQ7068 AXQ7068 AXQ7065 M Mechanism CD 2 XXA3012 XXA3012 XXA3012 XXA3009 XXA3009 XXA3009 Power Transformer XTS30
22. 51 88 84292 lt G 99 d 8 LL N 5 o t PAN lt SES Quos cen In 070 mM 4 EA dad mo 9 00 Iu amp 2 LI 0795 p gt H pazos PVA AHS 5 gt 85294 m 8292 P a Spy N alg 029255 She My Sao lt ON AWS q oge z ta l 020 52551 0 0 B4L WEEBLYT 9122492 102921 5 2 lt assi syao iOS o Soa EIN 990155 4 91 225 942 800 419 2 01 47 g Z0Z x 130 M 90294 20 4002 8282 0858 00138 CRL 15 1070 g z 61292 12295 l MOT ava e eH HR 418 REA e RZ 5 ole 200 Tei NS 483 81659 Ole 2 93 2 L Lv IZJNI Wy NI g lt ea 44 2 22 25 RZ 85290 1 ETA Ne 9 292 220 92 50 MY 100 XIN AVE 295 HH amp T DM E NEN o Wav NI 2292 mo u 402 02292 CM 94 lang 250 Wy SIL g 295 Z gt gt Sel ba szz o 1 LUNI41 MA 1 talli ozas 79 lezou MZ Z ZU ONOW D A KL sov 34 B s 4001 szz o ZL NI
23. Mac H REC 2 5 12V META VA ep ac L ONLY 1 2201 e C i BF 1 21 36AF SN Riis s 2 S IS 1 L NR OFF 0 0 RIS 4 bt on 2 5 12 Brig To 2 SE 22201 1319 lt T TD RTT 25 2412 5 1 g EE 2 Str eur 11 I Nie 55 5455 515 I 82212 4 5 sete RECR o amp 9 9194 ON D 22k R2214 2 2 50 DOLON RTF1209 1k aile d 5 52 2dbV DOLON XOFF B If DOLON XOF 1 e 1 62286 2 2758 GNDA If PBX1 2 PBX1 2 2202 DOLBY NR 2 2 50 ca ACr XR A670 ONLY of of Ef BCR BCr Sa go XPBMUTE XPBMUTE a 0 lt al lt BIASCONT BIASCONT Countermeasure of mx XBEATCUT XBEATCUT CrO2 tape V42B MS MS BIAS OSC R2812 27 1 2W RECMUTE RECMUTE V128 02803 1 25 25 1815 2581197 Han 12801 5 GNDA 233 FERE S Wf SST ccm LT e 5 w 3 3 gir 1 ST c2802 8 SU s Ses GNDT 680p 500 EY 670 Han 1 82815 ONLY 92802 1 AA 92801 S8 5 2 2 GNDD FEE 5 1 i 25 224 x 5 as IN Z I 1 i 1 BEAT CUT 9 5 _ IXR A670 PA ONLY The power supply is shown with the marked 1 23 5 6 EI 7
24. CD DATA CD DATA output CLAMP S09 PBASS LED CO NID a A ol N ZOOM SR LED EQ LED PRESET LED LED Control OPEN S10 INSIDE S11 DISC123 812 ARR S13 AC XRESET AC pulse input power supply CPU reset input ARF S14 MODE1 S15 REEL1 Pulse input for deck 2 reel MODE2 S16 REEL2 Pulse input for deck 1 reel HALF1 S17 VSS CF1 GND HALF2 S18 CrO2 1 819 2 CrO2 2 520 VDD Power supply S21 KEY1 Front key input 1 522 2 Front key input 2 S23 FL display control segment KEYS Front key input 3 RDS DATA Data input for RDS MS DECK MS signal input VDD Power supply ST TUNE Tuner tuned STEREO detection 5012 Deck 1 solenoid control SPE IN Spectrum analyzer signal input SOL1 Deck 2 solenoid control TIMER LED LED control MOTOR Deck motor control CD MUTE CD mute control CD LOAD IN CD load in control SCOR Outputs high signal when either subcode sync 50 or S1 is detected CD LOAD OUT CD load out control RDS CLK Clock input for RDS IC BU1923 DISC3 DISC 3 LED control REMOCON Remote control signal input DISC2 DISC 2 LED control G01 G02 G03 G04 G05 G06 G07 G08 G09 G10 G11 G12 G13 G14 G15 G16 VDD
25. H HALF1 8 soL1 5V KUCXJ POWER ON OFF EXCEPT XR A370 45 61 TP oo REC PB IC 6269 FEE BIAS t Dolby IC I IC2201 L 12136 XR A670 ONLY MONITER Ov 2 933231 SPEAKER OUT Ti POWER TRANSFORMER EN SUPPORT XR A670 MYXJ NVXJ XTS3031 XR A670 KUCXJ XTS3032 ASSY XR A370 MYXJ NVXJ XTS3016 A XR A370 KUOXJ XTS3017 PRIMARY ASSY XR A670 MYXJ NVXJ XWZ3213 m XR A670 KUCXJ XR A370 KUCXJ 23224 XR A370 MYXJ NVXJ XWZ3225 SECONDARY ASSY XR A670 XWZ3221 XR A370 XWZ3220 VFDPAC GND UNREG 12 GND UNREG 5 FLAC1 FLAC2 SUB TRANS ASSY XR A670 MYXJ NVXJ XWZ3208 XR A670 KUCXJ XR A370 KUCXJ XWZ3227 XR A370 MYXJ NVXJ XWZ3228 MYXJ NVXJ 50 60Hz AC220 230V 5 6 KUCXJ mem 60 2 120 in NEUTRAL TYPE JA A MYXJ ADG1154 CHASSIS NVXJ ADG1156 KUCXJ ADG7022 15 XR A670 XR A370 3 2 FM AM TUNER MODULE For MYXJ and NVXJ T
26. 43 100 50 5758 100 50 2002 2316 101 16 C71 CEAT101M2A C3303 C3304 CEAT101M50 2312 2313 3506 50 2106 2214 2215 2321 2322 220 50 C72 220 50 2001 3601 221 16 C41 CEAT222M25 C31 CEAT222M35 2201 2202 2205 2206 CEAT2R2M50 53 670 70 Description Part No Mark No Description Part No C2212 C2213 C2319 C2320 CEAT2R2M50 CN2302 CONNECTOR B2B PH K S 3005 3010 3015 3018 3037 CEAT2R2M50 CN2303 CONNECTOR B3B PH K R 3039 3091 CEAT2R2M50 2301 _ B3B PH K S 2804 2805 5754 CEAT330M16 J11 JUMPER WIRE D15A15 350 2651 C3501 C3502 C3509 C3510 470 25 CN3051 14P PLUG KM200IB14 C3081 7 50 VEF1040 C3021 C3022 10 50 JA3001 A3441 2P PIN JACK VKB1060 2203 2204 CEATR22M50 A 5751 CRYSTAL RESONATOR ASS7004 3011 3012 3043 3044 3082 CEATR47M50 4 332MHz C3325 CEATR47M50 C3046 CEJA100M50 C3038 C3040 CEJA2R2M50 3027 3028 CFTLA334J50 E ASSY XWZ3197 3023 3024 CFTLA564J50 2802 CKCYB681K2H SEMICONDUCTORS A 1 3101 1 3501 1 3502 BA4558F HT 5753 5892 CKSQYB102K50 15251 1997 2315 2317 2318 3053 CKSQYB103K50 A 105751 3098 5 103 50 C2003 C2004 C2191 2193 CKSQYB104K25 IC2301 3025 3026 3099 5891 CKSQYB104K25
27. 5 8 IZ GEN ONLY 2 L ko VREF L 15 gt i E TE vos mo 24557004 m MUX Se lt 5752_ 1 Bump 505 002 px A7 2 Qe vss1 vss2 515 95752 i I 1 555 D 0 01 2 8 E i TYPES ONLY cate i Bes 157 OCH qa LEER GNDA 033 VA 12 R3103 NVXJ phus R3191 TYPES ONLY AM Ne A 3 9k MYXJ NVXJ Sal 1 liu BA4558F HT 1 2 R3104 JL 6 8k us oua 3 9k TS ei 7 GE Hee NV BA4558F HT 1 2 TYPES ONLY gt Y gu GNDA 033 13 33 lt q GNDD XR A670 ds 3 3 B REUS B G Tk FEE 2 do N s S oy E sug Pu uk gt 398555 9 i E 26 8 88 3 82 BU4094BCF exe BU495486F 5 Safe 8 ge 02019 2 654685 49 GND BIAS Gi LY B 33 _ TE G ee x Zw lt o oc lt XN uz uu NON FOOFE s am 2 gt lt gt oO Oe po 22 lt Goes gt DECK CURCUIT DIAGRAM
28. FM AM TUNER MODULE KUCXJ AXQ7065 CN6201 PES d1 3 33 k AF ASSY UT XR A670 MYXJ NVXJ XWZ3200 XR A670 KUCXJ XWZ3199 XR A370 MYXJ NVXJ XWZ3197 XR A370 KUCXJ XWZ3196 CD 55 XR A6707 70 XWZ3233 ONLY _ XR A370 XWZ3229 10830 5970 LOADING DRIVER DRIVER l B cap 6 Sin 54 ga k 6 6 9 Q O6 A Bo 11416268 SW 55 8 uosa u 25 505 8a 3 3 XWZ3231 6 99999999999 MOTOR SY sPIN O to D WZ3 SERVO MECHANISM ASSY ol serje RELAY Q le n 0 ES INSIDE 9 x B 8 3 ASSY OI sc 8 XR A670 70 Note When ordering service parts be sure to refer to EXPLODED VIEWS and PARTS LIST or PCB PARTS LIST DECK 1MECHA 2 4 FWD REV xt E 21 gt FWD REV L ele Le V AZIMUTH 9 9 DECK MOTOR 2 jo 9 6 2 ent PuLsE2 6 2005 205 soz H ARF mnz PuLseE1 9 2 1
29. MAIN Vcc 1 4 OSC 4 s8 P OSC sl SS 38 1 Gs403 158 414 1T878A Ae b T5 Ze el N 2 384 I 9 DEJN A Pu 6415 S 5 5 vco 5 Ate 09 JE 1 8 4 T UB a Lo zj Re4e lt 6419 13 3 wy e H 5 8 4 0 SSC o 1 1 e e I e Sp 52225 25 302 t el o el ZS SUFFER ae ale sls Els 24 RF ne201 ose SFe 2B ATF 107 gt e m Fe204 FM 15K 9 2 4 13 ov Ws F6203 R6252 ATF 119 E ER 9 2224 41 2 5 21 2 E 22 il 77 g 559 9 Q6214 5 5125 2714 m IF AMP 5 wo 4 LI 1 06204 DTA124ES T Fa B SW ETT C6205 Q6205 DTC124EK TLB 1 1 01 C6201 SESS GND ju 77 GND 86907 TGND MW gt DA BN6202 AM 28e AKE7025 0 H R6318 Ola gt EE GND A B 2 pum AM O mid 5 77 m 11 SE Tp 6203 0 022 Pr zz 2 TGND GND E 1 9 8 o MW RF TUNING BLOCK 1 g AKX7041 Wm Z GND GND GAD SIGNAL ROUTE AM AM SIGNAL ROUTE FM FM SIGNAL ROUTE 1 TA TUNER AUDIO SIGNAL ROUTE ed et T 18 1 1 2 3 4 8 XR A670 X
30. 3081 CEAT4R7M50 C3021 C3022 CEATR10M50 A C3011 CEATR47M50 C3012 03043 C3044 C3082 C3325 CEATR47M50 C3046 CEJA100M50 C3038 C3040 CEJA2R2M50 3027 3028 CFTLA334J50 C3023 C3024 CFTLA564J50 5753 CKSQYB102K50 1997 2315 2317 2318 3053 CKSQYB103K50 C3098 CKSQYB103K50 3025 3026 3099 5891 CKSQYB104K25 3033 3034 3073 3074 CKSQYB122K50 C3003 C3004 CKSQYB221K50 3315 63316 CKSQYB222K50 C2323 C2326 CKSQYB223K50 C2812 C2813 CKSQYB272K50 C2808 C2809 CKSQYB332K50 2333 2334 CKSQYBS392K50 2807 3051 3052 5 472 50 C3029 C3030 CKSQYB563K25 2307 2308 2331 2332 CKSQYB681K50 XR A670 XR A370 Mark No Description Part No C3019 C3020 C3031 C3032 CKSQYB682K50 C3503 C3504 CKSQYB682K50 C3331 C3333 03335 C3338 CKSOYF104Z50 2801 CQHA822J2A C2806 CQMBA223J50 RESISTORS R2812 RD1 2LMF270J R2809 RD1 2LMF4R7J R3333 R3334 RD1 4LMF101J R3353 R3354 RD1 4PU101J R61 RD1 4PU102J R73 RD1 4PU103J R3081 RD1 4PU221J 72 RD1 4PU562J R3317 R3318 RD1 4PU563J R3991 R3992 RS2LMF331J R3601 R3602 RS3LMFR22J VR2802 100 1162 Other Resistors 51 105 OTHERS 15P CABLE HOLDER 51063 1505 1052 FFC CONNECTOR 52045 0845 5102 25 FFC CONNECTOR 52045 2545 CN3331 4P SPEAKER TERMINAL 7001 3991 HEADPHONE JACK AKN 056 X5751 CRYSTAL RESONATOR 557004 4 332MHz CN2302 KR CONNECTOR B2B PH K S CN2303 CONNECTOR CN2301 CONNECTOR
31. 4 2 FM AM TUNER MODULE For KUCXJ 4 XR A670 XR A370 CN3051 FM AM TUNER MODULE 050000000050 9 BOACK on 0290 6205 A mo 9 E 06204 SIDE A FM AM TUNER MODULE o 5 28792 ek 2 ECH kd 908 8 R6415 La gcns e SL d N 98642025 71795 ohne Eg Torp 5 C6417 sorg 84292 286916 R6418 201 86905 aa f 06204 4 08501561 TA ew tat E R6388 92 9H 820416504 6518 7 121883 jie 65 2 rc gH fo 8 D Ee 966226 geen a 81 2 20 90 o 4 cage dis 2 51592 80602 3 86512 R63eg 50594 60294 soseo 5 zl NC NC l 12 KE TETA 1 6208 61292 VR6201 Q6203 C6273 208991 410 d C6252 ES 20290 Ese R6259 97 294 8 29 7 1 AXQ7B62 A AXQ7B65 A 6169829292 ANP7159 B Q6401 Q6302 06303 06301 06202 06201 1C6201 Q6306 06214 06403 106202 96402 06404 06205 33 1 2 i 3 m 4 1 XR A670 XR
32. 5 6 7 m 1 XR A670 XR A370 3 7 AF 3 3 and SECONDARY ASSYS NOTES gt IC3301 S ALL CAPACITORS ARE IN aF D UNLESS OTHERWISE SPECIFIED al A COMBA 988 T e BES 113 3 lt lt 5 8 5 407 100 670 OTHER CKCYF IRF9540G XR D A 2 51415 617 8 9 14 11721314 15 STK407 070B XR A370 vr CH CCSQCH NVXJ 56k MYXJ NVXJ YF CKSQYF IRFI9Z34G 70 ve 0 KUCXJ 68k KUCXJ 13 SL CCSQSL D OTHER CKSQYB 03359 ONLY R3323 NV 34 16 3313 MTZ J18B C ge BEZ 2 50 AL CEAL NL CEANL g 03361 Se D3301 RB im a HAQ CEHAQ E3 T 1s OTHER 5 83359 155155 0 E ZTS a ALL RESISTORS ARE IN f T 10k e Lei
33. IC3001 LC75394NED C2194 CKSQYB105K10 A 1682 NJM7805FA C3033 C3034 C3073 C3074 CKSQYB122K50 A 1032 NJM7812FA 2208 2209 CKSQYB152K50 A IC3301 E C3003 C3004 CKSQYB221K50 Q3354 Q3601 Q3621 Q5751 2SA1037K C3315 C3316 CKSQYB222K50 a TUE Q2803 Q2804 25 1815 0281282813 GE 03353 03603 03605 03608 25 2412 2808 2809 CKSQYB332K50 Q3081 25D1858X 2333 2334 CKSQYB392K50 A 2SD2012 C2807 C3051 C3052 CKSQYB472K50 TEEN m C3029 3030 CKSQYB563K25 02301 02302 03501 03502 25 368 2307 2308 2331 2332 CKSQYB681K50 Q3313 03503 IL seat C3019 C3020 C3031 C3032 CKSQYB682K50 09917 05752 DTC 24ER 3503 3504 CKSQYB682K50 Q2306 DTC143EK 3331 3333 3335 3338 50 104250 ass C2801 CQHA822J2A A 93352 IRFIZ34G 2210 2211 103 50 A 03301 03302 1SR139 100 2806 223150 02301 02306 03351 03354 155133 03361 03362 03601 03603 03604 155133 RESISTORS D3621 D3622 D3625 D3626 D46 155133 R2812 RD1 2LMF270J D73 155133 R2813 RD1 2LMF471J D3051 D63 D64 1SS355 R2809 RD1 2LMF4R7J A 03355 03356 20E2 FC R3333 R3334 RD1 4LMF101J D3083 MTZJ11C R3353 R3354 RD1 4PU101J D61 MTZJ12C R61 RD1 4PU102J D35 D36 MTZJ15C R73 RD1 4PU103J 03359 03360 MTZJ18B R3081 RD1 4PU221J D74 MTZJ33C R3317 R3318 RD1 4PU563J D3363 D3364 MTZJ39C R72 RD1 4PU822J 02001 MTZJ6 2A A R3991 R3992 RS2LMF331J D48 MTZJ6 8C R3601 R3602 RS3LMFR22J D3357 D3358 MTZJ7 5C VR2303 VR2306 10 VCP1156 D75 MTZJ8 2B VR2301 VR2302 100kQ VCP116
34. ONS 1 E doz 422 6 405 S 2 9 Fed 00121v 90197 m 01192 e0195 1019290195 d i IN 6 92 H4 1 z EN 18 dO z Vo H i He ER ee Ch m 5 AL AL 810121 50157 6101217 yO pre bi BH 80292 ua gt 95230 2 co z 5 gt 60191 10 94 2 1 x oj WA ei Ci31v AHR 20 8 lt 5 SB dOOOL 549 e 28 sija amp 1 1872 x Ly 6 y8 9 260 a AE A lt C 45 90198 02 94 1 3 gt lt 254 5 t t 4 2 o LL FAND el Leg 5 2 5 2 10198 50 94 SZ 5 LO gt mu 2 E xoi 89 2019 Qe ch P 34 1 o lt RZ 2 go 4 5 50295 0 5 ES 90001 wes 22154 i Qu j L 1 SO LS 80 58 HH T 5 5 5 z 1 5 51195 N 8 2 5 5 7 OO 1 F NG 1 0 H ES gt a 19 SEIS 5 gt gt 5 M pit gr sg pd LLOLOIV 20191 9 24 5 QLOLOLY 10491 SEA te R2 23006 t R 4 3 wo Cr 8 SR SUE wa 97 8 ge Q stans EE HI BOSE EE A s TE EE 58 1 13 m m m 16 8 XR A670 XR A370 TUNER MODULE 7068 Notes 1 RESI
35. XR A670 XR A370 4 4 AF ASSY MECHANISM CN6201 UNIT 1 CN6201 KUCXJ 22 di O ni D die LR Los FO 5 3 6 O I 1 AN oto 6 al 98 O 5 BEN d se e Te Oo 7 1 5 Sd Pig cos 1 2 A er log O Q L m O 5581 n u di N a oe oui 04 AO 191 Y ig 8 670 70 IVXJ NVXJ UCXJ CN8204 AM W287 6 Vo 9 O 9 9559 e 245 O o O usis i BLEEK j 9 9 o NS 8 8 0 E TENE S a 1 9 cess i o HH 8d 35 47 oi 2 awr e ST 040 CAO Wp O ei CNS991 25 V Po AE A 2556 58 555 EG 72 E 200950995995089 ve 04 506 ent Y 5 WM Q AE W Gel FARR 2 v B O n O wa 91849 0 0 00000000000000 22241 51 909949273 te VRe801 5 A 5 m dos NI 27 f UNIT I dH r m 5
36. 1 kHz T H D 10 96 6 0 XREASZOMDINJ e 65 65 W 1 kHz T H D 1 96 6 Q XR A670 esteem tete 140 W 140 W 1 kHz T H D 10 96 6 0 XR A670 DIN 85W485W 1 kHz T H D 1 96 6 Q e Above specifications are for when power supply is 230 V Music Power DIN C 146 W 146 eege 220 W 220 W e Above specifications are for when power supply is 230 V FM AM Tuner section FM tuner section Frequency Range 87 5 MHz to 108 MHz Antenna Wil 75 unbalanced AM tuner section FrequencyRange with 9 kHz step 531 kHz to 1 602 kHz with 10 kHz step 530 kHz to 1 700 kHz Antenna INPDU GEKEER NEKKE EG EEN HW REUS Loop antenna CD section tree Compact disc digital audio system Wow and Flutter nnnm Limit of measurement 0 001 96 W PEAK or less EIAJ Cassette deck section SYS ES 4track 2 channel stereo Heads Recording playback head x 1 eei Payback head x 1 EER EE Erasing head x 1 le tel DC servo motor x 1 Tape type 7 ritiene TYPE Normal tape XR A370 MYXJ XR A370 NVXJ XR A670 A ENE TYPE Normal tape TYPE Il HIGH CrO2 tape Accessories D Remote Control Unit x 1 CU XRO60 XZN3067 2 FM Antenna x 1 MYXJ and NVXJ Types
37. ALL INDUCTORS ARE IN 4H p 8 HR S e LAU l da VEE e n JSK CT VRBO SUN 23 Bee Ses TYPES L OV TYPES ONLY 273288 Bes Bes ONLY 15k 8915121 SORIA e ER N gt 2 3999 SET 7 D ES K UI 44 Vret 44 1 2713 ARI wisi w ceu bk 2585 2 LE od EDR es 0 47 50 15k vd NI gt 2 2 50 CD nce lt 04750 2 iK gt B cages ES 2 2 50 KUCXJ gt DATA IC300 2 2 50 MYXJ NVXJ R amp 75394 vret 5 csegi 10 50 KUCXJ a 2 2 50 2 0 47 50 MY 12 Pep 2 5 2 2 50 KUCXJ We 50 de 21245 C3038 JA Fa DECK H 111889 1 3016 22 50 mim 3010 Vret T vrer 7 ver 77 Iie 202412 v1 ver b 9 0 B TX 5 H cseo8 8 d T 9 2 2 50 AUX BR 4p csee6 m 555 8 so Fe gt LA OI 1 d 1 R301 SIS 0 47 50 MYXJ NVXJ gt AUDIO SIGNAL ROUTE Loy i 5 22 50 RUCK 1k CD 03081 2501858 PS CD AUDIO SIGNAL ROUTE 8 ri EE JALI Es TA TUNER AUDIO SIGNAL ROUTE EEDEN EG aa 1 L
38. FL display control grid Power supply DISC1 O 0 DISC 1 LED control VOLJOG1 VOLJOG2 Pulse input for volume JOG MORP 9061 MORP JOG2 Pulse input for sound morphing JOG PLL CE TUNER PLL IC strobe output EVOL CE Main volume control IC strobe output POWER Main power control LINE MUTE O O O O Line mute control vss GND VDD Power supply EXP CLK Clock for EXP IC BU4094BCF EXP DATA Data for EXP IC BU4094BCF EXP CE Strobe for EXP IC BU4094BCF SCAN ON Key scan input control CD SHUT SQSO ON OFF control for CD Sub Q data output 05597 501 05596 502 05595 503 05594 504 FL display control segment SQCK SQSO readout clock SYSDATA Serial data output TXDATA 1 0 100 SYS Serial clock output 71 670 70 7 2 2 DISPLAY 3008 DISPLAY ASSY V5621 FL Display e Pin Assignment e Mi 3 gt A lt MAP XA i Algen CONDITION Grid Assignment
39. R3335 R3336 R3515 R3518 R5751 R5752 R5753 R5754 X5751 Crystal Resonator 4 332 2 Part No XWZ3200 BU1923F 25 1037 124 133 used LAU1ROJ CKSQYB103K50 CKSQYB104K25 CCSQCH470J50 CKSQYB221K50 CFTLA564J50 CKSQYB104K25 CKSQYB563K25 CEATR47M50 CKSQYB472K50 CKSQYB122K50 CEAT4R7M50 CEATR47M50 CEAT2R2M50 CKSQYF104Z50 ACG7021 0 01hF CCSQCH270J50 CKSQYB102K50 CEAT330M16 CCSQCH561J50 CCSQCH271J50 CEAT100M50 RS1 10S392J RS1 10S563J RD1 4PU563J RS1 108102J RD1 4LMF101J RS1 10S100J RS1 108152J 851 105223 851 105222 RS1 108101J RS1 108102J ASS7004 XWZ3199 Not used Not used Not used Not used LAU4R7J Not used Not used Not used Not used Not used CFTLA474J50 CKSQYB683K25 CKSQYB273K50 CEAT2R2M50 Not used Not used CEAT100M50 CEAT2R2M50 CEAT100M50 Not used Not used Not used Not used Not used Not used Not used Not used RS1 10S472J RS1 10S683J RD1 4PU683J RS1 10SOROJ RD1 4LMF100J Not used RS1 108122J Not used Not used Not used Not used Not used Remarks ASSY for 70 XWZ3197 and XWZ3196 are constructed the same except for the following Symbol and Description 5751 05751 05752 1101 13333 13334 13991 5751 1997 3003 C3004 3023 3024 3025 3026 C3029 C3030 C3043 C3044 C3051 C3052 3073 C3074 C3081 C3082 C3091 C3335 C3338 C3345 C334
40. XWM3098 XWM3098 XWM3097 AF ASSY XWZ3200 XWZ3200 XWZ3199 XWZ3197 XWZ3197 XWZ3196 COMPLEX ASSY XWM3114 XWMS3114 XWM3113 XWM3109 XWM3109 XWM3108 SECONDARY ASSY XWZ3221 XWZ3221 XWZ3221 XWZ3220 XWZ3220 XWZ3220 PRIMARY ASSY XWZ3213 XWZ3213 XWZ3224 XWZ3225 XWZ3225 XWZ3224 SUB TRANS ASSY XWZ3208 XWZ3208 XWZ3227 XWZ3228 XWZ3228 XWZ3227 DISPLAY ASSV XWZ3215 XWZ3215 XWZ3214 XWZ3210 XWZ3210 XWZ3209 OF PCB ASSEMBLIES 2 ASSY XWZ3233 and XWZ3229 are constructed the same except for the following Symbol and Description Remarks XWZ3233 XWZ3229 L8651 LFA100J Not used 8604 CCSQCH220J50 Not used C8651 C8653 CKSQVF103Z50 Not used 8652 101 10 used R8601 RS1 108181J Not used R8651 RS1 108821J Not used R8652 RS1 108152J Not used JA8651 Optical Link Out GP1F32T Not used 47 670 70 E ASSY for XR A670 XWZ3200 and XWZ3119 are constructed the same except for the following 48 Symbol and Description 15751 Q5751 Q5752 L3333 L3334 L3991 L5751 C1997 C2008 C2004 C2327 C2330 C3101 C3102 C3321 C3322 C3008 C3004 3023 C3024 C3025 C3026 C3029 C3030 C3043 C3044 C3051 C3052 3073 C3074 C3081 C3082 C3091 C3335 C3338 C3345 C3346 C5751 C5752 C5755 5753 5754 5756 5757 5758 R3101 R3102 R3315 R3316 R3317 R3318 R3323 R3324 R3333 R3334
41. technician LEAKAGE CURRENT CHECK Measure leakage current to a known earth ground water 2 PRODUCT SAF ETY NOTICE pipe conduit etc by connecting a leakage current tester such as Simpson Model 229 2 or equivalent between the earth ground and all exposed metal parts of the appliance input output terminals screwheads metal overlays control shaft etc Plug the AC line cord of the appliance directly into a 120 AC 60Hz outlet and turn the AC power switch on Any current measured must not exceed 0 5mA Many electrical and mechanical parts in the appliance have special safety related characteristics These are often not evident from visual inspection nor the protection afforded by them necessarily can be obtained by using replacement components rated for voltage wattage etc Replacement parts which have these special safety characteristics are identified in this Service Manual Electrical components having such features are identified by marking with a on the schematics and on the parts list Reading should in this Service Manual Ge above The use of a substitute replacement component which does not have the same safety characteristics as the PIONEER recommended replacement one shown in the parts list in Test all this Service Manual may create shock fire or other hazards exposed metal Product Safety is continuously under review and new surfaces instructions are issued from time to time For the latest information always consul
42. A370 4 3 CD MOTOR SW and TRADE ASSYS 55 18201 2 VS 155 DOUT OMNL69 5 9 18601 W167 VR oo GNOCD 154 GNDCD ikia 8251 c8233 SQCK port gt 5050 00 ewig 25 SCOR Ze vigs NATE oee 50156165 H Di GOINSTDH gt e 04870 18503 GNBCDM UE lt E 179 139 GNDCD S s Lm o 157 960 2 3015 4136 GNDD 5 1291 069 1 560 5 wise 0156125 E 23252 W 1C8201 CDLDON 5 ea B D 5 Q8351 Q8353 Q8101 108301 1C8101 Q8354 O O XI ur 8352 OWLIS VC el L SERVO MECHANISM P ASSY TRADE 8557 2006 2 PNE 1B1 DISC LASAO ay A TRADE ASSY SERVO MECHANISM ASSY XWZSe31 SW RSSY Jose XWZ3230 2992 MOTOR 8557 D s 58 181 SIDE A xNP3023 B ASSV OPEN SW EZ 08021 08404 08024 08203 08403 08401 08202 18356 08355 4 670 70 SIDE XNP3023 B 890 1
43. Assy FM AM TUNER Module PRIMARY Assy SUB TRANS Assy I M MECHANISM CD 2 ADDITIONAL TO JOB Mechanism Base Bottom View Front Side 68 XR A670 XR A370 Clamper Holder Servo Base Servo Mechanism a Servo Base Actuater Actuater THE PULLEY INTO THE CARRIAGE MOTOR For replacement of the carriage motor fit the motor pulley by using the servicing pulley press in station located on the loading tray as shown in the figure on the right Carriage Motor Motor Pulley Servicing pulley press in station Loading Tray 69 670 70 7 2 PARTS 7 2 1 IC The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams STK407 100B AF ASSY 1C3301 XR A670 Only Power Amp IC Block Diagram Ch 2 Ch 1 1 2 Ch 1 Ch 2 Pre Pre Ch 1 Ch 1 Ch 2 Ch 2 SUB OUT OUT Vcc IN NF BIAS NF IN GND 70 ll PDC057A DISPLAY ASSY 5501 System Control Microcomputer Pin Function Pin Name CD RESET Function Reset output for CD LSI Pin Name VFDP XR A670 XR A370 Function CD SE CLK CD SENS readout clock 05593 505 SENS SENS data input 05592 506 CD LAT Strobe output for CD 05591 507 DCLK DATA readout clock S08
44. C6107 C6110 CCSQTH300J50 06205 DTC124EK C6106 CCSQTH330J50 D6202 1SS254 C6234 C6235 CEAL1ROM50 C245 CEAL470M16 D6401 D6402 1T378A C6224 CEAS100M50 C6243 CEAS101M16 COILS AND FILTERS 6231 CEAS1R0M50 16404 FM COIL ATC1003 L6401 FM RF COIL ATC1020 C6227 CEAS220M16 L6402 FM COIL 1021 6236 CEAS2R2M50 F6204 FILTER ATF 107 6216 5330 16 F6203 FILTER ATF 119 6262 CEAS3R3M50 C6219 CEAS470M10 51 670 70 Description Part No Mark No Description Part No 6401 BAND PASS FILTER ATF 155 6206 CERAMIC DISCLI ATF7008 55 6202 CERAMIC FILTER ATF7011 16206 16208 1 6403 LAU2R2J SEMICONDUCTORS 28301 BA5970FP IC8101 CXA1821M TRANSFORMERS IC8201 CXD2587Q T6201 ATB7008 Q8101 25 8545 T6401 7002 08351 08352 25 1237 CAPACITORS Q8353 08354 28D1858X 6208 CCSQCH100D50 C6212 C6274 C6275 C6408 CCSQCH101J50 Q8202 DTC114EK C6412 CCSQCH102 50 Q8203 08355 08356 DTC143EK 6221 6222 6416 CCSQCH150J50 08201 08202 08351 08354 155355 6271 CCSQCH200J50 COILS C6415 CCSQCH330J50 L8101 L8651 LFA100J C6406 CCSQCH331J50 L8301 LFA470J C6401 C6419 CCSQCH5R0C50 C6407 CCSQCK1R0C50 C6410 CCSQCK2R0C50 CAPACITORS C8256 C8359 C8364 CCSQCH101J50 C6413 CCSQRH180J50 C8201 CCSQCH120J50 C6414 CCSQRH8ROD50 C8110 C8202 C8604 CCSQCH220J50 C6405 CCSQTH150J50 8239 8246 82
45. NX NP F1 NOTE 1 F1 F2 Filament 2 3 NX No extend pin 4 ee Datum Line 5 1G to 14G Grid 6 Set view angle to 25 8 minimum at lower side e Anode Connection 1G ES Pa Imm n n 3 x x x 3 0 3 0 3 0 Bjo 3 0 510 73 670 70 8 PANEL FACILITIES AND SPECIFICATIONS 8 1 PANEL FACILITIES Front Panel Section Pioneer REC PLAY FULL LOGIC AUTO REVERSE AUTO SYNCHRO EDITING SYSTEM DOLBY B NR STEREO DOUBLE CASSETTE FULL LOGIC AUTO REVERSE N U U 74 XR A670 XR A370 000 0 08 d 46 4443 2
46. REPLACE ONLY WITH SAME TYPE NO 491003 MFD BY LITTELFUSE INK TYPE NO 491003 MFD BY LITTELFUSE INK 3 9 AF ASSY FOR IC41 AEK7050 FOR IC31 AEK7050 XR A370 XR A670 MYXJ NVXJ XWZ3200 XR A370 MYXJ NVXJ XWZ3197 VM 1 2 AUDIO SIGNAL ROUTE E 4 100 ive TYPES ONLY l 2 1 5 gi 10 KUCXJ 1 CN3331 acc N SSE AKE7001 Bes R3333 14185851 I S As il FL 199 Hn 05553 Sp 558 E HO HEE 22 B lt 27 FRONT 8 1 2 mt fire 0115 T e 1 Ve R ii ut d SAT tz 45608 THE Ian N AE RA AE ___ 1 ok dns SEM NVG ees 05607 l 882 PIT jT YPES ONLY SS 25 2412 I o E die SG ERR BAG 5 Sr Bp DO x VC aye 4 pe 1 ST 05625 SHASSLSGNDI 155135 k EES ERES ERES SIES TR ES SE 5 das O JA3441 2 E 5 18 8 100 MYXJ NVXJ 5441 VKB1060 1 S Sis 10 KUCXJ MATRIX 1 kels 3 ees KUCXJ TYPE 1 e XR A670 ee S in ONLY 7 5 QNLY t ONLY AC DETECT l 13991 gt est E en ch R3991 PHONES MYXJ NVXJ R39 CN3991 TYPES ONLY 330 2W VA AKN 056 11 15 7068 10A XR A670 9 7010 A 125 AEK7047 7 XR A370 m C11 42 ie 5 m 5505 A 7 IN ssa 28 SS ios 2 RIA 7 TOP A 2 Dy dl Lest 8
47. W283 Ee n 9 081 GNDD 9 1WB A 60 4062 e 20 POWER ON OFF G 2501859 QR T x 1 2 081 A e 9 i EN Cn 220k NI 02 S 0 Ek N T2 gt XTT 3004 e e 5 6 7 8 XR A670 70 i 5 al primary assy XR A670 MYXJ NVXJ XWZ3213 XR A670 KUCXJ XR A370 KUCXJ XWZ3224 XR A370 MYXJ NVXJ XWZ3225 EH NVXJ TYPES 226 11227 e NOTE FOR FUSE REPLACEMENT CAUTION FOR CONTINUED PROTECTION AGAINST RISK FIRE SE e REPLACE WITH SAME TYPE AND RATINGS ONLY 185 BLUE XDX3007 BROWN XDX3008 EES EER KUXJ TYPE Y2 Y4 ORANGE XDX3009 Y2 GREY XDX3010 ee I YS WHITE 3011 LU XB A670 MYXJ NVXJ SUB TRANS ASSY amp 1085 6 3A 670 NVXJ XWZ3208 dn XR A670 KUCXJ XR A370 KUCXJ A XR De XWZ3227 2 woo REK1083 XR A370 MYXJ NVXJ XWZ3228 EI H1 FU1H2 AN1 AT S V m N 1 N LIVE I Au A ae 811 i NEUTRAL L 4 1 d W285 XKP3041 M
48. Wh i te 788 di id DECK I REC 02305 PB gt A L PB D2306 iss ER SS KO ED VIe oo 358 ox ide MR e ew 4 a d S z 5 Ps SIT Sa tos Ne 24 5 Li D 02041 So CN2301 52 mi e 42 SS NB amp B3B PH K S S ses 125 568 YGR SR 1 44 D Iy ss 51 L DA Yo 8 12502 82304 5 6K C2312 1254 ANS 1 50 XR A370 ONLY ____ Aca7024 BIAS TP VR2802 4 82802 Bias 1 1 33k XR A670 220k VCP1164 XR A670 g 1 47k XR A370 100k VCP1162 XR A370 5 r LL mem 10 Blas L CN2302 33k DIE ATO 1 VR2801 IXR A670 ERASE B2B PH K S 47k XR A370 220k _ _ _ _ JONLY 7 6 o 2 White CN2303 PH K DECK Re xx 8 1 GEE SS tLlow 02 zt Nx GEE 02 8 XR A670 XR A370
49. 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 This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of California to cause cancer birth defects or other reproductive harm Health amp Safety Code Section 25249 6 Proposition 65 NOTICE FOR CANADIAN MODEL ONLY Fuse symbols fast operating fuse and or KH slow operating fuse on PCB indicate that replacement parts must be of identical designation REMARQUE POUR MODELE CANADIEN SEULEMENT Les symboles de fusible KL fusible de type rapide et ou EM fusible de type lent sur CCI indiquent que les pi ces de remplacement doivent avoir la m me d signation FOR USA MODEL ONLY 1 SAFETY PRECAUTIONS ANY MEASUREMENTS NOT WITHIN THE LIMITS OUTLINED ABOVE ARE INDICATIVE OF A POTENTIAL SHOCK HAZARD AND MUST BE CORRECTED BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER The following check should be performed for the continued protection of the customer and service
50. 0 70 1 EXTERIOR SECTION PARTS LIST Mark No Description Part No Mark No Description Part No 1 Assy See Contrast table 2 20 Rear Panel See Contrast table 2 2 PRIMARY Assy See Contrast table 2 21 Bonnet Case See Contrast table 2 3 SUB TRANS Assy See Contrast table 2 22 Tray Cap See Contrast table 2 4 SECONDARY Assy See Contrast table 2 23 Pioneer Badge XAM3001 5 FM AM TUNER Module See Contrast table 2 24 Heat Sink See Contrast table 2 NSP 6 M Mechanism CD 2 See Contrast table 2 25 Bracket XMR3007 7 Power Transformer See Contrast table 2 26 Earth Plate See Contrast table 2 8 Fuse FU1 See Contrast table 2 27 Shield Plate XNG3017 NSP 9 Fuse Caution Label See Contrast table 2 28 Wire Clip A XEC3003 10 Card Spacer XEC3008 29 Sub Heat Sink B XNH3012 11 Card Spacer XEC3011 30 Disc Label XAX3127 12 25 120 Flexible Cable 60V XDD3034 31 Ceramic Capacitor See Contrast table 2 AF 5101 DISPLAY 5503 32 RNH 184 13 19 190 Flexible Cable 30V XDD3038 NSP 33 Support Assy XWZ3205 CD 8201 gt DISPLAY 5501 NSP 34 Cable Holder XWZ3206 14 08 230 Flexible Cable 30V XDD3039 NSP 35 Fuse Card See Contrast table 2 AF CN1052 CN8204 36 Binder ZCA SKB90BK 15 Connector Assy See Contrast table 2 37 Caution Label HE See Contrast table 2 CN2301 2302 lt gt DECK 38 Caution Label See Contrast table 2 16 Connector Assy
51. 0 KUCXJ Mark No Description Part No 1 Plate HD BLK Mech II F513 848 2 Plate HD BLK Mech I F513 846 3 Motor Main BLK Mech II only F525 329 4 Control F567 631 5 Clutch Assy BLK F522 049 6 Main Belt FF19N 11 7 Joint Belt 113 Mech only F19N 11 8 Clutch Assy BLK Mech I FR25B 11 8 Clutch Assy BLK Mech II FR24Y 11 9 Roller Pinch BLK Mech F514 131 10 Roller Pinch BLK L Mech F514 130 11 F R Belt FF19S 11 12 Plate Base BLK F512 127 13 Plate Base BLK F512 128 13 1 670 70 3 BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3 1 BLOCK DIAGRAM and OVERALL WIRING DIAGRAM V5621 HELLU FL TUBE V DISPLAY ASSY XR A670 MYXJ NVXJ XWZ3215 ME IC5501 PDC057A System Control XR A670 KUCXJ XWZ3214 LEDs Y XR A370 MYXJ NVXJ XWZ3210 XR A370 KUCXJ XWZ3209 2 8 x 245 59665 MORPHING JOG 30 05 8 55952 0909000 8990999090 09699090980909960299000 lt lt 558150 od BEN SEM 200 qo bad D d 9 0 0 6 wa 1 3301 STK407 100B XR A670 ON 168101 STK407 070B XR A370 LC75394NED 4558 gt 9 7 6969 FM AM TUNER MODULE MYXJ NVXJ AXQ7068 103501 3502 BA4558F HT ES Godzilla Amp
52. 03603 03604 03621 03622 03625 03626 046 SLW11R 1C7 BA4558F HT BA4558F HT BU1923F BU4094BCF HA12136AF HA12211NT LC75394NED NJM7805FA NJM7812FA STK407 100B 25 1037 25 1837 25 1197 25 1815 25 2240 25 2412 25 2412 2501858 2502012 2502114 25 368 DTA124EK DTC124EK DTC143EK IRF540A IRF9540A 1SR139 100 155133 155133 155133 XR A670 XR A370 Mark No Description Part No D73 155133 02102 02103 02201 02202 03051 155355 063 064 155355 03355 03356 20 2 D3083 MTZJ11C D61 MTZJ12C D35 D36 MTZJ15C D3359 D3360 MTZJ18B D74 MTZJ33C D3363 D3364 MTZJ39C D2001 MTZJ6 2A 048 MTZJ6 8C D3357 D3358 MTZJ7 5C D75 MTZJ8 2B D51 D52 S5688G 071 072 S5688G COILS AND FILTERS L3331 L3334 AF CHOKE COIL ATH 133 L2801 OSC COIL ATX7002 L5751 LAU1ROJ 12301 12302 LTA822J F2201 F2202 MPX FILTER RTF1209 L101 FERRITE BEAD VTH1024 RELAY RV3601 ASR7008 CAPACITORS C3345 C3346 0 01uF ACG7021 2303 2304 270pF ACG7024 C2301 C2302 CCSQCH100D50 3047 3048 CCSQCH101J50 C2192 CCSQCH220J50 C5751 C5752 C5755 CCSQCH270J50 C5757 CCSQCH271J50 2327 2330 63101 63102 CCSQCH470J50 C3321 C3322 CCSQCH470J50 C5756 CCSQCH561J50 3319 3320 CCSQCJ3R0C50 3311 3312 3507 3508 1 0 50 3317 3318 220 35 C3621 CEANP2R2M2A 3313 3314 CEANP2R2M50 C3441 2 602 100 2 2207 2803 2810 3045 100 50 3105 3106 33 35
53. 1 4PU101J All Resistors RS1 10S R6413 R6416 R6418 R6906 R6909 RS1 8SOROJ R6401 851 85470 VR6201 10 1029 OTHERS RS1 08 CN8204 8PFFCCONNECTOR 52044 0845 CN8201 19 FFC CONNECTOR 52045 1945 8203 2P TOP POST B2P SHF 1AA OTHERS JA8651 OPTICAL LINK OUT GP1F32T BN6202 4P ANTENNA TERMINAL AKE7051 8002 FFC CONNECTOR 11 SLW11R 1C7 X6202 CERAMIC RESONATOR 551066 456kHz CN8101 FFC CONNECTOR 16 SLW16R 1C7 X6201 CRYSTAL RESONATOR 551093 X8201 CRYSTAL RESONATOR PSS1008 7 2000MHz 16 9344 2 CN6201 14 SOCKET KP2001A14L 52 Description Part No MOTOR ASSY SWITCH 59503 ASG7009 OTHERS J9502 JUMPER WIRE D20PWW0405E MOTOR PULLEY PNW1634 CARRIAGE MOTOR VXM1033 s sw assy SWITCHES 9502 ASG7009 9501 DSG1017 OTHERS J9501 JUMPER WIRE 6P D20PWY0610E 3 TRADE assy OTHERS CN9501 6P JUMPER CONNECTOR 52147 0610 CN9001 KR CONNECTOR S6B PH K S 9002 FFC CONNECTOR 11 5 AF Assy xwz3200 SEMICONDUCTORS IC2101 1C3101 1C3501 1C3502 5691 5751 IC5891 1C5892 IC2201 2301 IC3001 42 IC32 IC3301 PPP Q3354 Q3601 Q3621 Q5751 A Q71 Q2806 Q2803 Q2804 02801 02102 02201 02202 03353 03603 Q3605 Q3608 03081 Q31 Q2203 Q2204 Q2805 Q3311 Q3312 Q2301 Q2302 Q3501 Q3502 Q3313 Q3503 Q2104 Q2105 Q3314 Q5752 Q2103 Q2306 Q2802 Q2807 A Q3352 Q3351 03301 03302 02191 02301 02306 03351 03354 03361 03362 03601
54. 103 16104 Fig 2 Adjustment Point 57 670 70 6 1 2 For Tuner Section Set the mode selector to FM BAND Connect the wiring as shown in Fig 3 Adjustment Title Front End Sensitivity FM SG 1kHz 75kHz dev Frequency Reception Frequency Display Adjustment Location Specifications Adjust so that the DC voltage between the 1C6201 pin 20 and GND becomes at maximum level L6402 T6401 Note TUNED IND Lighting Level Adjust so that the indicator of TUNED IND XEM strats to light up Before adjusting make sure there is no gap between L6401 and L6402 If there is a gap between them bring them into contact with each other first and then make adjustments Tuner Section Set the mode selector to AM BAND Connect the wiring as shown in Fig 3 SG 400Hz 30 Mod Adjustment Title Reception Frequency kHz Frequency Display Adjustment Location Specifications Front End Adjust so that the DC voltage between the Sensitivit 999 1 35 to 45 999 2 T6201 IC6201 pin 20 and GND becomes at maximum Y level Note 1 For the area using 10kHz step frequency should be 1000kHz Loop antenna AM antenna terminal Center FM759 antenna terminal Fig 3 AM and FM Adjustment Wiring Diagram MODULE terminal
55. 108102J RD1 4PU391J RD1 4PU301J RS1 108221J Not used 52045 1745 Not used XMR3006 XWZ3214 DTC143EK 155181 155133 used 188355 NSPBF50S 8451 MBG5064X SLP7118C51H MTZJ5 6A CKSQYF473Z50 851 105471 used RD1 4PU391J RD1 4PU301J RS1 10S221J RS1 10S223J 52045 1745 Not used XMR3006 XWZ3210 Not used Not used Not used 155133 used used used used Not used Not used Not used RS1 10S102J Not used RD1 4PU391J Not used Not used 52045 1745 Not used Not used XWZ3209 Not used Not used Not used Not used 155355 used Not used Not used Not used Not used Not used Not used Not used RD1 4PU391J Not used RS1 10S223J Not used 52045 1545 Not used Remarks Remarks XR A670 XR A370 Mark No Description Part No Mark No Description Part No Ki PARTS LIST FOR XR A670 MYXJ UNLESS OTHERWISE NOTED C6244 CEAS470M16 AA GO TUNER MODULE AXQ7068 6249 6250 6265 6266 CEAS4R7M50 2 106201 LA1832ML IC6202 LC72131MD C6214 CFTLA224J50 2 6115 6125 6126 6211 6254 102 50 Q6201 Q6202 2SC2712 C6601 CKSQYB102K50 C6102 C6114 06121 C6123 C6124 CKSQYB103K50 C6210 C6213 C6237 C6267 C6276 50 Q6103 Q6214 Q6601 2802714 i 06104 06105 2SK302 C6279 C6281 C6604 CKSQYB103K50 2 2 5 C6251 C6252 CKSQYB123K50 Q6205 DTC124EK C6606 C6607 CKS
56. 120 150 180 270 550 550 820 1 8k RESO R5920 R5921 R5922 85925 R5924 85925 R5926 el Pe Je Je PS 28 a Je ks 5 CD AUX Stop PLAY7 TX TAPE FREQ 1 R5958 PAUSE REW STATION TEST Ad 85911 85917 55919 55936 XSG3001 mi 100 120 150 180 270 330 560 820 i ox c w AJ wJ AAN AJ wJ wJ 41 LI 8 74 ad R5929 R5930 R5931 R5932 R5933 R5934 R5935 R5936 z gt E 5 re dg PS PR PS As Ps PB Ps 6 be be O 9 12 i be be Ou o REC ASES Q ZOOM PY BASS 5 9 9 PRESET 4555 SEM ND ENTER DISPLAY TIMER 19 S5911 DISC 1 5919 CD 5926 85933 P BASS DEMO 226151 22k 22 55912 DISC 2 55920 AUX 55927 FREQ STATION 55934 SET asss Basse 8595 ege 85913 DISC 3 85921 TUNING gt 55928 REC STOP 85935 DISPLAY 55914 STANDBY ON POWER 55922 STOP ST MEMORY S5929 PRESET S5936 TIMER CLOCK ADJ S5915 DISC CHANGE 55923 PLAY PAUSE 4 b S5930 ASES COPY S5951 VOLUME S5916 OPEN CLOSE 55924 TUNING lt lt 55931 EQUALIZER S5952 SOUND MORPHING JOG S5917 00 NR ON OFF S5925 TUNER BAND S5932 ZOOM SURROUND 31 5 m 6 Ei 7 m 670 70 4 PCB CONNECTION DIAGRAM NOTE FOR DIAGRAMS 1 Part numbers in PCB diagrams match those in the schematic 3 The parts mounted on this PCB include all necessary parts for diagrams several destinations 2 A comparison
57. 137 XAX3138 Caution Label Not used PRW1018 Not used Not used PRW1018 Not used 65 Label Not used Not used ORW1069 Not used Not used ORW1069 670 70 2 3 FRONT PANEL SECTION or 36 38 35 22 Y SOR BY 2 N AS e 2 6 MECHANISM UNIT 1 FRONT PANEL SECTION PARTS LIST Mark No Description Part No 1 DISPLAY Assy See Contrast table 2 2 Mechanism Unit See Contrast table 2 3 Earth Plate XNG3023 4 Ratch Spring L 7130 5 Ratch Spring 7131 6 Damper Assy AXA7052 7 Door Spring_L XBH3001 8 Door Spring XBH3002 9 Ratch Mold L XMR3001 10 Ratch Mold R XMR3002 11 Volume Knob See Contrast table 2 12 JOGKnob See Contrast table 2 13 V Button A See Contrast table 2 14 V Button B See Contrast table 2 15 FL Filter XAK3089 16 Conductor See Contrast table 2 17 Display Panel See Contrast table 2 18 VLens XAK3117 19 FL Cover See Contrast table 2 20 LED Cover See Contrast table 2 2 CONTRAST TABLE XR A670 MYXJ NVXJ KUCXJ XR A370 MYXJ NVXJ and KUCXJ are constructed the same except for the following Part No Symbol and Description DISPLAY Assy Mechanism Unit Volume Knob JOG Knob V Button A V Button B LT Conductor Display Panel FL Cover LED Cover Front Panel POWER Button Sub Panel Deck Door L Deck Door R V Cap 17P 180 Flexible Cable 60V 15P 180 Flexible Cable 60V XR A670 XR A370
58. 2 D51 D52 S5688G VR2801 VR2802 220 VCP1164 A D71 D72 556880 Other Resistors RS1 10S J COILS OTHERS 13331 13334 CHOKE COIL ATH 133 15 CABLE HOLDER 51063 1505 12801 OSC COIL ATX7002 1052 8PFFCCONNECTOR 52045 0845 L5751 LAU1R0J 5102 25 CONNECTOR 52045 2545 12301 12302 LTA822J 3331 SPEAKER TERMINAL AKE7001 L101 FERRITE BEAD VTH1024 CN3991 HEADPHONE JACK 056 54 Description Part No RELAY RY3601 ASR7008 CAPACITORS C3345 C3346 0 01uF ACG7021 C2303 C2304 270pF ACG7024 2335 2338 CCCCH270J50 C2301 C2302 CCSQCH100D50 C3047 C3048 CCSOCH101J50 5751 5752 5755 CCSQCH270J50 A C5757 CCSQCH271J50 2327 2330 63101 63102 CCSQCH470J50 C3321 C3322 CCSQCH470J50 A C5756 CCSQCH561J50 3319 3320 CCSQCJ3R0C50 C3311 C3312 C3507 C3508 1 50 3317 3318 220 35 3621 CEANP2R2M2A 3313 3314 CEANP2R2M50 C3602 CEAT100M2A C2810 C3045 C3105 C3106 C33 100 50 C35 C43 100 50 5758 100 50 2002 2316 101 16 C71 CEAT101M2A C3303 C3304 CEAT101M50 2312 2313 3506 50 2321 2322 72 220 50 C2001 C3601 CEAT221M16 C41 CEAT222M25 C31 CEAT222M35 2212 2213 2319 2320 CEAT2R2M50 3005 3010 3015 3018 3037 CEAT2R2M50 C3039 C3091 CEAT2R2M50 C2804 C2805 CEAT330M16 A 5754 16 3501 3502 3509 3510 470 25
59. 23 All Resistors RD1 4PU J R5605 R5606 RD1 4PU301J R5604 RD1 4PU391J OTHERS R5529 R5531 RD1 4PU471J CNS Ap JUMPER CONNECTOR 52147 0410 R2902 RD1 4PU681J H1 H2 FUSE CLIP AKR7001 Other Resistors RS1 10SDDDJ AN1 1P AC INLET XKP3041 EARTH PLATE C XNG3028 OTHERS 81 4P CABLE HOLDER 51048 0400 CN2903 17 FFC CONNECTOR 52045 1745 CN5503 25 FFC CONNECTOR 52045 2545 DISPLAY ASSY CN5501 FFC CONNECTOR 19 52492 1920 SEMICONDUCTORS J81 JUMPER WIRE 04P D20PYY0425E IC5501 057 5901 REMOTE RECEIVER UNIT GP1U28X Q5501 2SA1037K 5621 FL HOLDER VNF1096 02903 02906 02908 2981132 5621 FL TUBE XAV3008 Q5604 Q5801 2SC2412K Q2910 Q2911 DTA124EK LED HOLDER oe X5501 CERAMIC RESONATOR RSS1050 Q5606 DTC124EK TOME 02901 02904 02907 05502 DTC143EK Q5601 Q5603 Q5610 Q5613 DTC143EK Q5615 Q5620 Q5622 05821 DTC143EK 05593 05596 05811 155133 05551 05554 05561 05568 155181 02901 02903 05570 05626 05631 155355 5901 155355 05613 05616 MBG5064X D5651 MTZJ5 6A D5608 NSPBF50S 8451 05602 05609 05612 SLP3118C51H D5601 D5617 D5618 SLP7118C51H D5603 D5621 D5622 SLP9118C51H COIL L5811 LAU220J SWITCHES 55952 ASX7017 55911 55917 55919 55936 XSG3001 55951 XSX3003 56 XR A670 XR A370 6 ADJUSTMENT 6 1 TUNER SECTION 6 1 1 For MYXJ and NVXJ Types Tuner Section Set the mode selector to FM BAND Connect the wiring as shown in Fig 1 FM SG 1kHz 75kHz dev Reception Adjustment Adjustment Title Frequency Level Frequency L
60. 31 XTS3031 XTS3032 XTS3016 XTS3016 XTS3017 Fuse FU1 T5A AEK1061 AEK1061 Not used Not used Not used Not used Fuse FU1 Not used Not used Not used Not used Not used REK1083 Fuse FU1 6 3A Not used Not used REK1085 Not used Not used Not used Fuse FU1 T4A Not used Not used Not used AEK1060 AEK1060 Not used Fuse Caution Label Not used Not used XAX3157 Not used Not used XAX3122 Connector Assy 5P XDE3020 XDE3020 XDE3020 XDE3020 XDE3020 Not used Connector Assv 3P Not used Not used Not used Not used Not used XDE3022 Connector Assv 2P Not used Not used Not used Not used Not used XDE3023 Rear Panel XNC3039 XNC3039 XNC3040 3034 3034 XNC3035 Bonnet Case XZN3098 XZN3098 XZN3098 XZN3097 XZN3097 XZN3098 Trav Cap XAK3091 XAK3091 XAK3091 XAK3085 XAK3085 XAK3091 Heat Sink XNH3010 XNH3010 XNH3010 XNH3009 XNH3009 XNH3009 Earth Plate XNG3015 15 Not used XNG3015 XNG3015 Not used Ceramic Capacitor CKPUYB102K50 102 50 Not used CKPUYB102Ks0 Not used Fuse Card AAX7098 Not used AAX2374 Not used Not used AAX7097 Caution Label HE PRW1233 Not used Not used PRW1233 Not used Not used Caution Label VRW1094 Not used Not used VRW1094 Not used Not used ICP Label XAX3121 XAX3121 XAX3121 Not used Not used Not used ICP Label XAX3153 XAX3153 XAX3153 Not used Not used Not used ICP Label XAX3158 XAX3158 XAX3158 Not used Not used Not used Getter XAX3142 XAX3142 XAX3143 XAX3137 XAX3
61. 4 Not used XAD3038 Not used XAK3078 124 Not used XMB3022 XAD3022 079 XAN3013 XAN3014 XMB3022 XAD3022 XAK3079 XAN3013 XAN3014 XAK3083 XDD3032 Not used XAK3083 XDD3032 Not used XR A370 JKUCXJ XWZ3209 XYM3008 XAA3013 XAA3014 XAD3034 XAD3039 Not used XAK3108 XAK3088 Not used XMB3023 XAD3027 XAK3080 3019 3016 083 used XDD3033 670 70 2 4 M MECHANISM CD 2 2 5 SERVO MECHANISM ASSY Refer to 1 MECHANISM CD 2 PARTS LIST Mark No Description Part No 1 MOTOR Assy XWZ3230 2 SW Assy XWZ3231 3 Assy See Contrast table 2 4 TRADE Assy XWZ3232 5 Servo Spring ABH7126 6 Belt AEB7072 7 Clamp Magnet AMF7001 8 Yoke ANB7216 9 Mecha Base XNW301 1 10 Loading Tray XNW3002 11 Traverse Base XNW3006 12 Rotary Tray ANW7124 13 Clamper XNW3007 14 Holder XNW3004 15 Main Cam ANW7093 2 CONTRAST TABLE M Mechanism CD 2 XXA3012 and XXA3009 are constructed the same except for the following Symbol and Description XR A670 XR A370 Mark No Description Part No 16 Gear Pulley ANW7094 17 Lock Lever ANW7095 18 Planet Gear ANW7096 19 Actuator ANW7097 20 Mini Card Spacer AEC7143 21 16 200 Flexible Cable 60V XDD3036 22 Connector Assy 6P ADE7010 23 Float Rubber A AEB7063 24 Float Rubber B AEB7066 25 Servo Mechanism Assy XXA3010 26 Screw IPZ3OPO
62. 47 8401 8402 CCSQCH221J50 6234 6235 CEAL1ROM50 C8322 C8324 CCSQCH681J50 C6245 CEAL470M16 C8403 C8404 CCSQSL681J50 C6224 CEAT100M50 8405 8406 100 50 6243 101 16 8102 8104 8652 101 10 C6231 1 0 50 8203 8233 8240 8242 8249 CEAT101M6R3 C6227 220 25 C8602 CEAT101M6R3 6214 6236 2 2 50 C8301 CEAT102M6R3 C6262 CEAT3R3M50 8409 8411 221 10 6219 470 10 8109 8111 CEAT330M25 C6244 470 16 8351 CEAT331M10 6249 6250 6265 6266 7 50 8238 47 50 6258 CEJA470M16 C8407 C8408 CKSQYB102K50 C6215 CFTLA103J50 C8204 C8206 C8237 C8253 C8373 CKSQYB103K50 C621 1 C6254 C6403 C6417 CKSQYB102K50 C8107 C8245 CKSQYB104K25 C6201 C6205 C6210 C6237 C6276 C8236 C8415 C8416 CKSQYB152K50 C6278 C6280 C6281 C6402 C6409 CKSQYB103K50 C8231 C8331 CKSQYB222K50 C6418 CKSQYB103K50 C8341 C8342 CKSQYB333K50 6251 6252 CKSQYB153K50 C8235 CKSQYB473K50 C6203 C6259 CKSQYB223K50 C8311 C8312 CKSQYB681K50 C6228 CKSQYB472K50 C8332 CKSQYB822K50 C6209 CKSQYB473K50 C8101 C8103 C8106 C8108 C8112 CKSQYF103Z50 C6230 CKSQYB821K50 8232 8234 8241 8248 CKSQYF103Z50 6218 6223 6255 CKSQYF103Z50 8250 8251 8302 8306 08358 CKSQYF103Z50 6220 6226 6242 6256 CKSQYF223Z50 C8363 C8413 C8414 C8417 C8601 CKSQYF103Z50 C6225 CKSQYF473Z50 8603 8651 8653 103750 RESISTORS RESISTORS R6280 RD
63. 5 and 0 8 G5SBA26L 162 E XR Beare Ao el gt Ge i AIS ozA pn v 7021 7A XR A670 550560 595888 7019 XR A370 LL i Ovropac JO 4700 80 001 XR A670 051 7 e Olan 412 3300 63 7071 70 2 tye 20 7053 4A XR A670 513 TE S1WB AJ 60SBD XR AG70 AEK7050 1 XR A370 e Olan 5 0 S1WB A 60SD XR A370 8 S UNREG 5 EB RS 3a 7050 0 S1WB A 60SBD Aen z gt M 5 S1WB A 60SD XR A370 EYS FLAC2 o 5 51063 1505 J11 D15A15 350 2651 J e SECONDARY ASSY XR A670 XWZ3221 XR A370 XWZ3220 CAUTION FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE ONLY WITH SAME NO 491010F BY LITTELFUSE INK FOR IC11 AND 1 12 AEK7068 XR A670 CAUTION FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE ONLY WITH SAME TYPE NO 491007 MFD BY LITTELFUSE INK FOR 21 AND 22 7021 XR A670 FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE ONLY WITH SAME TYPE NO 491005 MFD BY LITTELFUSE INK FOR IC21 AND IC22 AEK7019 XR A370 CAUTION FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE ONLY WITH SAME TYPE NO 491007 MFD BY LITTELFUSE INK FOR IC11 AND IC12 7047 XR A370
64. 5 5 be DISC1 S bk 28958 SR SU o d s 5901 hess z ge S 8 8 8 8 8 5 2 IT GER 8 2 G z 12516 iD 6 B 2 GP1U28X GNDD F I X e 1852 JO ly lo 0 0 0 ly 5 0 KO 9 9 b o 58823525 08 se SE CLK lt 6595 0 015 2 05811 LAU220J T CD SENS 5540 9 28 DISC3 BC 2 RESET 9 9 o 155155 5811 c CD LAT 9 zi CD LOAD OUT ei 811 21 95821 ei DCLK LOADIN Ge 2 5 5821 5 CD DATA 9 5 5 a 1 55 LED 50 18 INA ZOOM SURROUND LED soL 2 5 e e 145 EQ LED VDD4 9 0478 5 5 o ON PRESET LED RDS DATA SCAN DD jette SEE 1 AC 523 1 1 XRESET 522 VD 5V FI REEL 521 al Is 5 8 ls REEL2 1 5501 Cr02 2 820 i DAN YAN DUN ERI 528591 ip 551 PDCOS7A Cr02 1 519 S I 805064 5 PURE GREEN I 6Mz HALF2 818 h cF2 SYSTEM CONTROL i i a Sal SI VDDI 0 2 516 8 5 i 1 AD E 11 5 KEY2 to l A 3 41 64906 472 1 I 11 KEYS ARR S13 i lange N MS CDISC123 512 1 1 1 1 1 ul Di ST TUN
65. 6 C5751 C5752 C5753 5754 5755 5756 5757 5758 R3101 R3102 R3315 R3316 R3317 R3318 R3323 R3324 R3333 R3334 R3335 R3336 R3509 R3515 R3518 R5751 R5752 R5753 R5754 X5751 Orystal Resonator 4 332MHz C2327 C2330 C3101 C3102 C3321 C3322 XWZ3197 BU1923F 2SA1037K DTC124EK VTH1024 ATH 133 Not used LAU1RO0J CKSQYB103K50 CCSQCH470J50 CKSQYB221K50 CFTLA564J50 CKSQYB104K25 CKSQYB563K25 CEATR47M50 CKSQYB472K50 CKSQYB122K50 CEAT4R7M50 CEATR47M50 CEAT2R2M50 CKSQYF104Z50 ACG7021 0 01uF CCSQCH270J50 CKSQYB102K50 CEAT330M16 CCSQCH270J50 CCSQCH561J50 CCSQCH271J50 100 50 RS1 10S392J RS1 108563J RD1 4PU563J RS1 108102J RD1 4LMF101J RS1 108100J RS1 10S393J RS1 108152J RS1 108223J RS1 10S222J RS1 108101J RS1 108102J ASS7004 Part No XR A670 XR A370 Remarks XWZ3196 Not used Not used Not used Not used Not used LAUAR7J Not used Not used Not used Not used CFTLA474J50 CKSQYB683K25 CKSQYB273K50 CEAT2R2M50 Not used Not used CEAT100M50 CEAT2R2M50 CEAT100M50 Not used Not used Not used Not used Not used Not used Not used Not used Not used 851 105472 RS1 10S683J RD1 4PU683J RS1 10SOROJ RD1 4LMF100J Not used RS1 10S473J RS1 108122J Not used Not used Not used Not used Not used 49 XR A670 XR A370 SECONDARY ASSY XWZ3221 and XWZ3220 are constructed the same except for the followin
66. 901 8 XR A670 XR A370 MECHANISM UNIT SS 2987 2 4 RS p CN51 02 RS P 009 Ge 73 lt A St ls oa ES NE 222 gi CN8201 xb XNP3021 B 103931 2 EA 3 r3 4 1 XR A670 XR A370 AJ DISPLAY ASSY 575 58 X DATA V le 5 5 2 GBS N geom P Bs Z Er A OOHOrT YZV SE irm D XNP3021 B 02903 02910 02901 95501 105501 02911 95622 95601 05603 95502 92904 92907 8 670 XR A370 IC5501 Q5615 Q5620 05613 05801 05821 95604 1 670 70 4 7 SUB TRANS 55 II SUB TRANS assy 8 1 082 1082 081 Sch B B in E NEUTRAL lt H XNP3021 B SIDE A Y1 Y2Y3Y4 Y5 Na A II SUB TRANS Assy 3 EXE PU KH lt D 22 lt 3021 SIDE XR A670 XR A370 5 PCB P
67. ADH7005 Miscellaneous Power Requirements Power Consumption Sr eret teens 2 Power Consumption standby mode Dimensions nennen 270 W x 320 H x 336 D mm Weight without package KRAI O etie ib telis ba 8 3 kg 8 8 kg Accessories Operating instructions 1 Remote coritrol Hp ee seien nnn rnnt enne 1 Size AA R6P dry cell batteries 2 FM antenna nanna anna 1 AMloop ET Cl EE 1 Power EE 1 Specifications and design subject to possible modification without notice due to improvement POWER CORD CAUTION Handle the power cord by the plug Do not pull out the plug by tugging the cord and never touch the power cord when your hands are wet as this could cause a short circuit or electric shock Do not place the unit a piece of furniture etc on the power cord or pinch the cord Never make a knot in the cord or tie it with other cords The power cords should be routed such that they are not likely to be stepped on A damaged power cord can cause a fire or give you an electrical shock Check the power cord once in a while When you find it damaged ask your nearest PIONEER authorized Service center or your dealer for a replacement 3 AM Loop Antenna x 1 XTB3001 KUCXJ Type ADH7004 VEM 013
68. ARTS LIST NOTES 9 Parts marked by NSP are generally unavailable because they are not in our Master Spare Parts List 9 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 9 When ordering resistors first convert resistance values into code form as shown in the following examples 1 When there are 2 effective digits any digit apart from 0 such as 560 ohm and 47k ohm tolerance is shown by J 5 and 10 560 Q gt 6x10 561 EE RDI 4PU 5161 J 47k Q 47x10 gt 473 41171 31 0 5 Q snot 2 0 10 N EE ER EER M 0 K Ex 2 When there are 3 effective digits such as high precision metal film resistors 362kQ ETE EE RE OE N RNIAPC 1516121 F HELIST OF WHOLE ASSEMBLIES Symbol and Description XR A670 XR A370 NVXJ NVXJ FM AM TUNER MODULE AXQ7068 AXQ7068 AXQ7065 AXQ7068 AXQ7068 07065 M SERVO ASSY XWX3008 XWX3008 XWX3008 XWX3007 XWX3007 XWX3007 CD ASSY XWZ3233 XWZ3233 XWZ3233 XWZ3229 XWZ3229 XWZ3229 MOTOR ASSY XWZ3230 XWZ3230 XWZ3230 XWZ3230 XWZ3230 XWZ3230 SW ASSY XWZ3231 XWZ3231 XWZ3231 XWZ3231 XWZ3231 XWZ3231 TRADE ASSY XWZ3232 XWZ3232 XWZ3232 XWZ3232 XWZ3232 XWZ3232 MAIN ASSY XWMS3101 XWM3101 XWM3100
69. Azimuth Adjustment Do not switch between forward and reverse operation with the screwdriver inserted Input Signal Measurement Adjustment STD 331E test tape Head azimuth TAPE TEST playback adjustment apply silicon bond to PLAY Playback 10kHz ee POINT L Reh signal level the head azimuth adjustment screw 20dB screw Fig 7 Assv 2 Plavback Level Adjustment e Since this adjustment determines playback dolby NR level perform it carefully Input Signal Measurement Adjustment Deck I VR2303 L ch TAPETEST VR2304 R PLAY 5 331 test tape POINT L Rch Playback 315Hz OdB VR2305 L ch Deck II VR2306 R ch AF Assy PLAYBACK REV Azimuth Adjustment Screw FWD Azimuth Adjustment Screw Fig 7 Head Azimuth Adjustment Screw Fig 8 Frequency Characteristics 60 XR A670 XR A370 Recording Adjustment 1 Bias Oscillation Frequency Adjustment Input Signal Measurement Adjustment Deck II Oscillation If the REC STOP button for four 1 SE test Between frequency to be seconds while the power is STAND mode Deck I point Fig 9 105 0kHz BY mode the frequency will decrease and GND 2kHz 2 to 3 kHz 2 Recording Bias Adjustment Since this adjustment affects recording bias prevent distortion from increasing due to underbias Input Signal T
70. BOFMC 27 Carriage Motor VXM1033 28 Motor Pulley 1634 29 GEM1016 30 Cushion Rubber XEB3005 31 11 185 Flexible Cable 30V XDD3037 32 Cushion Rubber XEB3007 Part No XXA3012 XR A670 XXA3009 XR A370 Remarks zs 2 5 SERVO MECHANISM ASSY No supplied part SERVO MECHANISM ASSY PARTS LIST Mark No Description Part No NSP 1 Motor Chassis Assy 2 Motor Gear X 2625 769 1 3 Sled Shaft 2 626 908 01 4 Gear A S 2 625 188 02 NSP 5 Screw P2 3 6 Leaf Switch 1 572 085 11 7 Motor 6p S PCB 1 639 678 12 8 Connector Pin 1 564 722 11 9 Gear B RP 2 627 003 01 10 11 12 13 14 KSS 213C Pick up 8 848 483 05 670 70 2 6 MECHANISM UNIT 12 MECHANISM UNIT PARTS LIST XYM3010 Mark No Description Part No 1 Plate HD BLK Mech II F513 847 2 Plate HD BLK Mech I F513 846 3 Motor Main BLK Mech II only F525 329 4 Control BLK F567 630 5 Clutch Assy F522 049 6 Main Belt FF19N 11 7 Joint Belt 113 Mech II only FF19P 11 8 Clutch Assy BLK Mech I FR25B 11 8 Clutch Assy BLK Mech II FR24Y 11 9 Roller Pinch BLK R F514 129 10 Roller Pinch BLK L F514 130 11 F R Belt FF19S 11 12 Plate Base BLK F512 127 13 Plate Base BLK F512 128 XR A670 XR A370 MECHANISM UNIT PARTS LIST XVM3008 XR A37
71. CKSQYF AL CEAL OTHER I C8249 ALL RESISTORS ARE IN Q H 1 10W CHIP Slade 186553 ALL INDUCTORS ARE IN 4H 2 1595 2 168501 5970 59 C8250 R 5 ai k 22 5 BIASIN 28 al SEL JH FA E BD 27 oss 20 TDR SPDR 28 PW d 935 SPDR Z 100k fj 33k eS EEDR v 5 24 88 5 ERDR OK 25 289 STIS FAV FDR SDR SIS R8312 22 EF DT B ge TRADE 98501 SMUTE1 MUTE2 20 ass 12 0 19 gt I 46 KAS Ji 55 SS n HE e DS Ge 8305 2 9 1 T 0 01 14 25 5 XWZ3232 Bud em 885 Les T zu es 125 I 8 21 CN9001 EL sp 18 HE 877 240 12 5 se n 2316 868 8 11 8 6 01 TEDR 231 i 4 2 FFDR 4 15 4P EK IE gt i 2 GNDD GNDCDM 4 w GNDD INSTDE KA 4 9 O 9 16 eh tn 10 2 1 SPIN 49 oN I CLAMP UN 8 a OPEN Go s gt LD 2 SLED 49 tax 1 el _ qo E 29 GNDD uo LD eL 41 O CLAMP 9002 8002 0156123 5 SLW11R 1C7 SLW11R 1C7 CN9501 52147 0610 J9502 D20PWW0405E 9 2 3 1 d gt MOTOR Be CARRIAGE ASSY ZG MOTOR 42 41 lt
72. E INSIDE S11 0 77 1 1 1 1 N 5 T SPE IN OPEN S10 2 05610 5611 95612 95615 Q pis TIMER LED CLAMP S09 8 8 N CD MUTE 508 N Kae 55 PRESET SCOR VCS 05591 507 E K XRA670 11 2222 BIRDS CLK INT 2 05592 506 VIS ONLY 5 6 REMOCON INT 3 8 8 05593 505 Ir l e D 05615 w 55 gt MES 5 5 22 al i DES D mom gt S i 2 o2 1 9 e 5 STE sl 10 o o e wi b S SLP3118C51H TS E 9199958 s sl 3 55 5554 5 5 3 Bp 3 2 70 7 A 55 E 8527 esl _ ONLY KUCXJ 2990 Qu S271 15 56 N oa TYPE ONLY 5553 5 511 Som VD 5V NSPE IN PLAY BUTTON D R5604 IDIRECTIONS 2590 1 5 VD 5V BLUE 2 18 12 Il fr ir 85508 XR A670 300 XR A670 FLAC2 lor PLI 390 XR A370 ONLY R5506 H 7 1044 gi GNDD FLAC1 OFS Connect to FL Holder va ahhh deed oue Gf ees 1 2 3 14 15 16 elohon 4 91711919242 2425292712829 501 3 54 6157156 5940 1 42143144145 146147 148 149150151 5253 NAN HNMTNORDADAHK NAMYTNO DK 00 pe N IO gor 00 N N LL LL IL S
73. Mark No Description Part No 21 Front Panel See Contrast table 2 22 Function Button A XZN3087 23 S C Button XZN3080 24 POWER Button See Contrast table 2 25 Button XZN3079 26 Function Button B XZN3102 27 JOGLens XZN3082 28 DeckLensL XZN3077 29 Deck Lens 7 3078 30 Sub Panel XZN3093 31 STLens XZN3101 32 Deck Door L See Contrast table 2 33 Deck Door See Contrast table 2 34 V Cap See Contrast table 2 35 17 180 Flexible Cable 60V See Contrast table 2 DISPLAY 2903 lt gt DECK CN2905 36 15P 180 Flexible Cable 60V See Contrast table 2 DISPLAY CN2903 lt gt DECK CN2905 37 Cushion Leg A 008 38 5 2 670 XWZ3215 3010 013 014 XAD3034 XWZ3215 3010 013 014 XAD3034 XAD3039 XAK3090 XAK3112 XAK3124 XMR3009 XAD3039 XAK3090 XAK3112 XAK3124 XMR3009 XMB3023 XAD3027 XAK3105 XAN3015 XAN3016 XMB3023 XAD3027 XAK3105 XAN3015 XAN3016 Not used XDD3032 Not used Not used XDD3032 Not used XR A670 KUCXJ XWZ3214 XYM3010 013 014 XAD3034 XAD3039 XAK3090 XAK3113 XAK3088 XMR3009 XMB3023 XAD3033 XAK3106 XAN3015 XAN3016 Not used XDD3032 Not used XR A370 XWZ3210 3010 011 012 XAD3025 XR A370 XWZ3210 3010 011 012 XAD3025 XAD3038 Not used XAK3078 12
74. OP ST MEMORY button TUNING 44 button 47 TUNER BAND function button Also switches power on if in standby TAPE I II function button Also switches power on if in standby XR A370 REPEAT button XR A670 Dolby NR ON OFF button 60 FREQ STATION button 0 PRESET button 02 TAPE I Eject button 4 03 REC STOP button 0 ASES COPY button 05 TAPE I cassette door 06 EQUALIZER button ZOOM SURROUND button P BASS DEMO button 09 SET button TAPE cassette door 87 TAPE II Eject button 4 82 SOUND MORPHING JOG S M JOG 83 PHONES jack Headphones 34 TIMER CLOCK ADJ button G5 DISPLAY button e The functions of some buttons changes depending on the input To learn about rhe different functions see the page numbers in parenthesis e Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation e DOLBY and the double D symbol are trademarks of Dolby Laboratories Licensing Corporation 75 670 70 Display Section amp G 76 Displays wide range of operation status indications Lights during Sleep Timer operation Lights when the MONO mode is selected Lights during FM stereo reception Lights when Dolby NR is on XR A670 only Indicates tuner reception status Lights when BEAT CUT 2 is selected XR A670 only Lights when the RDS mode is select
75. Pioneer Service Manual ORDER NO RRV2188 XR A670 STEREO CD CASSETTE DECK RECEIVER XR A370 XH A670 THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL S AND 5 AC220 230V Power Requirement Remarks AC230V AC120V CONTENTS 1 SAFETY INFORMATION 2 2 EXPLODED VIEWS AND PARTS LIST 4 3 BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 14 4 PCB CONNECTION DIAGRAM 32 5 PCB PARTS D E 47 B ADJUSTMEN Ie eis 57 7 GENERAL INFORMATION 67 7 1 DIAGNOSIS e 67 7 1 1 DISASSEMBLY 2 67 7 2 PARTS 70 7 2 1 AA 70 7 2 2 DISPLAY 72 PIONEER CORPORATION 4 1 Meguro 1 chome Meguro ku Tokyo 153 8654 Japan PIONEER ELECTRONICS SERVICE INC P O Box 1760 Long Beach CA 90801 1760 U S A PIONEER ELECTRONIC EUROPE N V Haven 1087 Keetberglaan 1 9120 Melsele Belgium PIONEER ELECTRONICS ASIACENTRE PTE LTD 253 Alexandra Road 04 01 Singapore 159936 PIONEER CORPORATION 1999 12 SEPT 1999 Printed in Japan 670 70 1 SAFETY INFORMATION This service manual is intended for qualified service technicians it is not meant
76. QYB182K50 C6203 C6259 CKSQYB223K50 C6228 CKSQYB472K50 D6202 1SS254 D6101 D6104 1SV228 C6209 CKSQYB473K50 C6230 CKSQYB821K50 COILS AND FILTERS C6218 C6223 C6255 CKSQYF103Z50 16106 FM COIL ATC1003 C6220 C6226 C6242 C6256 CKSQYF223Z50 16105 FM RF COIL ATC1015 C6225 CKSQYF473Z50 L6101 FM ANTENNA COIL ATC1016 C6610 CKSYB103K50 16102 ANTENNA 1017 16103 FM RF DRIVE ATC1018 RESISTORS R6602 RD1 4PU221J 2 R6115 R6119 R6123 R6127 R6129 RS1 8SOROJ F6203 FMCERAMIC FILTER ATF 119 26906 5185050 F6206 CERAMIC DISCLI ATF7008 RET F6601 ANTI BIRDY FILTER ATF7009 F6204 FMCERAMIC FILTER ATF7010 F6202 AMCERAMICFILTER 7011 Other Resistors 51 105 TL ILU 16107 CHIP ATH1043 L6603 LAU220J OTHERS L6206 L6208 L6605 LAU2R2J BN6202 2P ANTENNA TERMINAL 7001 X6202 CERAMIC RESONATOR ASS1066 TRANSEOHMERS X6201 RESONATOR ASS1093 T6201 ATB7008 T6101 ATE7002 7 2000MHz CN6201 14 SOCKET KP200IA14L CAPACITORS C6113 C6212 C6274 C6275 C6611 5 101 50 C6116 C6208 C6221 CCSQCH150J50 C6222 CCSQCH180J50 6271 CCSQCH200J50 FM AM TUNER MODULE AXQ7065 C6117 CCSQCH330J50 SEMICONDUCTORS C6608 CCSQCH680J50 E C6118 CCSQCH8ROD50 6402 252023 6111 6122 50 6203 EE 6112 6127 CCSQCK2R0C50 06201 6202 DOORS C6105 CCSQSL471J50 C6101 CCSQTH110J50 2 6119 CCSQTH150J50 6109 CCSQTH270J50 DTAIDAES
77. R A370 unless Tolerance unless 1 1 0 5 ZVOL otherwise noted 155254 5 AXQ7065 Q n n TUNER MODULE 5 SISTORS Indicated Indicated No mark diode otherwise note 1 R 2 CAPACITORS 5 DIOD Notes le lt Dos u JU gt D Z N gt 9 0 Ma des 0G AREA 9699599 9 LI S1 0v32 RZ LI 76 8 SY 0 L TE 0 L D Bs 10 0 6gZ9H z in 99294
78. S 0 068 KUCXJ 881 z 2 2 gl 49 9 1 5 Es DECK PB SIGNAL ROUTE gs 12 85 5 4780 MYX NVXJ DE REC az EEN DECK REC SIGNAL ROUTE D hd lt woes SPA MIX Ls R5695 TOR 4n TE a 80992 22 g ENS Ali 2 ta 8 2 7k 4558 l FA L A H EE 1 PEELE O O O S Omens B e 52045 NAS Pe TEE 290 u1 u OE RE Ses 1 gt 9 l lt N m amp co u x F 2 X li Z t 5 lt I Flows 1 2 1 24 2 3 EH 2 m 3 4 5 m 6 m 7 8 670 70 1 TYPES CN6201 KUCXJ c lt 2 u 2 lt E ay 20382 Z X x 5 Xx a p CN3051 GOO 99 9 990 H H 5 5 2 NVXJ TYPES ONLY 1 Fs EE 0575 2581037 ws11 i Er b mos xe dem rei nl FEE TYPES PS 8 98 805 DATA
79. S 0 01 8 GNDD 2 450 TEDR 2587 she 9 241 12 5 V 5CDD 8559 TRDR AOUT1 Eo 8 2855 W in 240 52 FFDR Avdd1 Sa 0 58401 12k gs 100p GNOD LA CODATA exco DIGITAL ve GNDCD Vss XTAO el HH 45 5 E XTAI 0 4 562 SAN SE cen SE NTIS 082028 S Test SERVO xvdd 8 9002 COLAT XTSL EMPH 9 X82091 AE 13 COSENS ve 229 g B e SPSS re 205 9 PCM 8 0920 2 40 ap ee eee oe lt LRCK 0 Sad 10 NMR o 0 p 5 I I 0 0 So oss HTD sack z At S 42503 43438 Y A Y a YE __ 8205 B saso a t hd 08202 B5 IS 814 H 1 1k DTC114EK 8 coMurE 9 r3 zi Ross pem 3 4 1 7 CDSHUT ety 24 5 23 L LOAD IER Tie BINI Bis 1498 JOS S 8 Lov 11 1 o V qum m 2 670 s 497 4 15 125 m 240 HE ONLY Mae Nstoe EN N 9 100 615 816 2 OPEN C8238 1 GNDCD 0 47 50 KO CLAMP ET AE 8259 1 4 eure PAN l 220p 18651 1 CH s Eia R AW e 8 Bi grosse ied 10 LFA s l 9E BIS 2 LIBS e e 18 Ts 8 88 Tes i 0825 127 H AE lt 4 day 2 3 adt ES JZ L
80. STORS Indicated in 0 1 10W45 Tolerance unless otherwise noted CAPACITORS Indicated 25 in Capacity aF VOLTAGE V unless otherwise noted o mark diode is 155254 7009 06601 25 2714 nl i R6602 SES 220 5 RDS 1000 obo 174 R6604 GND 77 NC 9 amp 26601 e DAN 220 i SB C6230 820P gene T 28 jus 04077 AF AMP BOX 02 2 R6909 SE 49 CLK LO m R6260 ce6250 8 BAM wT C6606 Ren e C6266 220 4 7 50 x x 5 a toy 1800 2 GNDZ7 Rm 8 8 18 E GND 7 50 06202 6259 ce249 6262
81. WY 5 d AM LMS 0829 eres DEE N HMS 01284 przgo a 9 E m son e LY 0 NIV 19 0 5 LOY 8 MIL VILSLZ99 BL LNOV oo IgE Size 24 81294 20281 01694 SSA L V 620 LNOX es NZZ 15295 60155 4001 I 1UF N m o ii Qe NS 5 290 5 N NM d Sch BERBERS o 3 Sch b yA 4001 1 LI 1 1 1 r3 2 EA 3 4 m XR A670 XR A370 3 4 CD MOTOR SW and TRADE ASSYS 2 Assy xR A670 XWZ3233 XR A370 XWZ3229 NOTES x V SCDM 4 y 5c0 ALL CAPACITORS ARE IN D 2 UNLESS OTHERWISE SPECIFIED eil xi casas 0 01 218501 SE S SG EE SL CCSQSL OTHER
82. YXJ NVXJ MYXJ NVXJ W284 e 1 XKP3042 KUCXJ TYPES ONLY Tea lq L1 KUCXJ1 ATF1136 XR A670 TYPE 001 XR A370 ONLY 2101 1 XNG3020 8 1 XR A670 XR A370 3 9 DISPLAY ASSY ALL CAPACITORS ARE JA CEJA NOTES UNLESS OTHERWISE SPECIFIED OTHER DISPLAY ASSY XR A670 MY XJ NVXJ XWZ3215 TL CFTLA 5 pan AL ARE IN XR A670 KUCXJ XWZ3214 CH CCSQCH 1710W CHIP 2 ga XR A370 MYXJ NVXJ XWZ3210 ALL INDUCTORS ARE IN OTHER erg LAU XR A370 KUCXJ XWZ3209 uU 4 858141 d i E 4 7k J 330 J 5 gt be 3 5 0 Q56068 DISCS 1 R D qo 1 NO DISC2 40 ad lasc24h 2K FRA 95822 0 19 T r i TS Iz e Doe R5801 zi DTC145EK J MM gt gt u a jo PR 8 x 10k n 518 16
83. ZMS 2698 32 HH EXC E BOISE zizao 22 0 li 5 24 E O1z9y 71295 SL lt b 9001 5 zov E IL 5 ML 0 SM E 4 1 vu NIY ER Top zov e 5 MOL vaL 1020 Lov 4 Laie BW LNOV RE B Ki 065 SC gt 4 294 91295 SSA ooy 220 0 EVA 2 5 Fil 9 81298 7 1NOX NIX ee TC NR 1020 02 8 oor ig S Bapu RZ H HR 60 LSSV lt gt nm 6 292 He D o 5 1029 T o FM SEIN ose 5 vLE90 EN EN gt gt 489 door 1 298 LL DT N KZ e eer 1 i 80992 54299 o 863 ozz ju H k 91194 22A NIYA m IUT RZ 34 9 D I szo 9 10 0 S1198 9 7 D gt LL69 zs 871 2 aj 71 92 2 1 EE 21225 52222 ORE EE e ef t 971 2085 9 az 193 900 50180 ke lt ON m 10 06 r je x 9 x ad 11198 19 52198 Li I ge 022 2001 2 N K 0191 0 21499 Se 358 l 61194 cxi 8 28 22192 be 1 N 022 Ga u l om 5 L e o EES 1 ke Ne 5 m 4 5 On 0 A x SS EVA n O x Pel get HL 11194
84. between the main parts of PCB and schematic For further information for respective destinations be sure to diagrams is shown below check with the schematic diagram Symbol In PCB Symbol In Schematic 4 View point of PCB diagrams 6990 Connector Capacitor Translator B 9 Transistor with resistor D G S ve P C Board Chip Part SIDE Resistor array 4 1 FM AM TUNER MODULE For MYXJ and NVXJ Types FM AM TUNER MODULE CN3051 ANP7 160 AXQ7064 A 0 07258 8 77 EC 16601 KODE 602 16501 2029N8 96204 FM AM TUNER MODULE 7 125 8 21 2 C6274 6275 R agegor TIT S KOS u ua fE n 22 12 22292 EUER 1489276 R6214 Z R6929 1 6201 6221 00828 8 29 SIDE A VR6201 Q6203 SIDE B 7 4 8 AXQ7068 A AXQ7069 A 61694 25290 8627550606 _ 29299 4 D 79 10990 __ 5115 20998 Q6101 06102 06105 06205 6202 1C6201 ANP7160 B Q6501 Q6214 Q6201 Q6601 Q6202 32 1 2 m 3
85. ed Indicates SOUND MORPHING status Indicates CD function status Indicates Audio level Lights during ASES operation Indicates CD play status Indicates TAPE play status Displays timer function indications Lights during recording Remote Control Unit XR A670 XR A370 1 DISC select buttons 1 3 2 DISC CHANGE button 3 OPEN CLOSE button 4 Digit 1 9 10 0 gt 10 buttons 5 BAND button Use to switch between FM and AM bands gt FM AM 4 6 function button 7 RDM button RPT button 9 MONO button DISP button 17 STANDBY ON button 2 SLEEP button 3 PGM button CLEAR button 5 AUX function button CD function button 7 CD TAPE STATION up down operation buttons CD operation buttons Play Pause gt Track search dd gt gt Stop Fast 44 TAPE operation buttons Play lt gt Music Search 44 pp Stop Fast lt lt gt gt The XR A370 do feature the Music Search a gt function TUNER buttons Move to next station Move to previous station 44 Frequency down gt Frequency up VOLUME A up v down buttons SOUND MORPHING MODE button amp SOUND MORPHING JOG control buttons 77 670 70 8 2 SPECIFICATIONS Continuous Power Output XR A370 RMS miti nicer 100 W 100 W
86. est Tape Adjusting Points Adjustment Value Remarks Input a 315 Hz signal to the Deck II T TAPE TEST AUX terminal and set the input POINT L 23 7 dBV selector to AUX Input signal level AF Assy Load the STD 632 test tape and Deck II TAPE TEST Repeat adjustment until playback level record playback the 315Hz and POINT L of the 10kHz signal is within 0 0 5 dB OkHz sig als VR2801 ch A Ass i 2 F y om that of the 315Hz SIg al see the Note below Deck I VR2802 R ch Note Set the 10 kHz input signal level to the same value as the 315 Hz input signal level of step 1 3 Recording Level Adjustment Input Signal Test Tape Adjusting Points ne Adjustment Value Remarks Input a 315 Hz signal to the Deck II TAPE TEST AUX terminal and set the input Input signal level POINT L Rch selector to AUX Deck I AF Assy Load the STD 632 test tape and Deck wr TAPE TEST Repeat recording playback and record playback the 315Hz POINT L jadjustment until playback level of the signal Deck I VR2301 Lch Assy 315 Hz signal becomes 7 7 dBV VR2302 R ch 4 ALC Operation Check Step Mode Input Signal Test Tape Adjusting Points d Adjustment Value Remarks EN Input a 315 Hz signal to the Input signal level TAPE TEST 8 2 dBV REC AUX terminal and set the input POINT L Rch Confirm that the read
87. g Symbol and Description IC11 IC12 IC21 IC22 1031 031 041 C11 C12 PRIMARY ASSY XWZ3221 AEK7068 10A AEK7021 7A AEK7053 4A S1WB A 60BSD XCH3001 4700uF 80V XWZ3220 AEK7047 7A AEK7019 7050 S1WB A 60SD ACH7071 3300uF 63V XWZ3213 XWZ3224 and XWZ3225 are constructed the same except for the following Symbol and Description NSP 4 NSP Y5 Jumper Wire Jumper Wire 5 55 Remarks XWZ3213 XDX3009 Not used XDX3009 Not used XDX3011 Not used XWZ3224 XWZ3208 XWZ3227 and XWZ3228 are constructed the same except for the following Symbol and Description L1 Line Filter R1 2 2 1 2W A AN1 1P AC INLET DISPLAY ASSY Part No XWZ3225 Remarks XWZ3208 ATF1136 Not used XKP3041 XWZ3227 Not used RCN1080 XKP3042 XWZ3228 XTF3001 Not used XKP3041 XWZ3215 XWZ3214 XWZ3210 and XWZ3209 constructed the same except for the following Part No Symbol and Description Q5610 Q5613 D5561 D5562 D5593 D5594 D5596 D5597 D5608 D5613 D5616 D5617 D5618 D5651 5503 R5502 R5505 R5604 R5605 R5606 R5607 R5610 R5702 R5704 CN2903 CN2903 17P FFC Connector 15P FFC Connector LED Holder 50 XWZ3215 DTC143EK 155181 155133 155133 NSPBF50S 8451 MBG5064X SLP7118C51H MTZJ5 6A CKSQYF473Z50 RS1 108471J RS1
88. ing is 2 2 2 5 1 2 PAUSE selector to AUX Set to a level 10dB above the AF Assy input level at step 1 61 670 70 ASSY SIDE TEST sir VR2303 VR2305 VR2302 VR2301 n Es D 6 L2801 O m VR2802 VR2801 Fig 9 Adjustment and Measurement Points 62 6 2 2 For 70 XR A670 XR A370 Adjustment points and test points are shown in Fig 10 Fig 12 and Fig 13 Mechanical Adjustment Test tape NCT 111 3kHz 30min 1 Tape Speed Adjustment Test Tape Adjusting Measurement Adjustment Procedure Points Points ADJ VR on NCT 111 Playback 3kHz CASSETTE MECHA POINT TAPE TEST AF Assy Press the PLAY SW and adjust so that the reading becomes 3000Hz 20Hz Confirm that wow amp flutter levelis below 0 3 in the reverse direction confirm Fig 10 that the reading is within 3000Hz 60Hz Front Side l 5 Tape Speed ADJ VR Cassette Mechanism Section Side View Fig 10 Tape Speed ADJ Point E Electrical Adjustment Check the following before starting 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 adjustmen
89. ocation Specifications MHz dBuV Display 16104 106 106MHz L6105 Adjust so that the DC voltage between the Sensitivity L6102 6201 pin 20 and GND becomes at maximum T6101 level 98 Minimize the distortion with 1 8 rotation of the ON STEREO 16101 core TUNED IND Adjust so that the indicator of TUNED IND Lighting Level 16201 starts to light up Stereo Distortion Note Before adjusting make sure there is no gap between L6101 and L6102 as well as between L6103 and L6104 If there is a gap between them bring them into contact with each other first and then make adjustments Tuner Section Set the mode selector to AM BAND Connect the wiring as shown in Fig 1 H Adjustment AM SG 008223076100 Reception Adjustment Title Frequency Level Location Specifications kHz dBuV m isplay Front End Adjust so that the DC voltage between the Sensitivity 999 35to 45 999kHz 1 T6201 IC6201 pin 20 and GND becomes at maximum level Note 1 For the area using 10kHz step uds should be 1000kHz d 60cm Loop antenna antenna terminal Center Voltmeter Fig 1 AM and FM Adjustment Wiring Diagram FM75Q antenna terminal FM AM TUNER MODULE AM antenna AX 04e terminal 2 LOW BLACK C6201 FM 16101 16105 B antenna VR6201 termina T6101 60 T 02 OO 16
90. ower supply is shown with the marked box 98201 _ CD DTAT24EK E CD AUDIO SIGNAL ROUTE S SPINDLE MOTOR ROUTE LN x Ra288 CX FOCUS SERVO LOOP LINE CARRIAGE MOTOR ROUTE T du D TRACKING SERVO LOOP UNE Ux LOADING MOTOR ROUTE U ND CD N Hf f UIT EI X O A Z lt EI uio ox LI 2 c c c 445544444 V 5CDM O O OH p CN8204 8 ai 5 el s 4 45 9 52044 0845 x N N 55444445404 HCT VsscpM Be 29 V 5CD A rj ETE GNDCDM LO gg D BI a C8256 V 5CDD EIE 24 aj 04 04 04 04 04 aj 04 100p 58 4 E B aco als eo 117195 s 8 ATIS Case 4 or 7 GNA rm FS 18248 2 402 Za 8 gt 2 j o h lo lo l lo 12 494 page le f 65088568 5 ES MT p aale T FS I MIRRJ22 gt gt RMUT FSI T ST a 25 lt E 5 espe s E 5 24 AOUT2 Ek Sec jo A Z 29 Lock AIN2 4 od oF la 0 e CD R84 CD gt 4 28 LOUT2 R E ds 2 4 8201 5 95 5 sala 52045 1945 Z SSTP AVss2 Vie 4 88 1k 24 28 SFDR AVss1 08358 KE SCOR 2 0 29 1 8201 K CD it 895 1 SRDR LOUTI L Eva 8405 26405
91. rast table 2 D NSP 11 Warranty Card See Contrast table 2 ES Z 12 Polyethylene Bag Z21 038 11 0 03 x 230 x 340 13 Operating Instructions See Contrast table 2 8 2 2 English French 18 lt 14 Operating Instructions See Contrast table 2 lt Italian Dutch German 15 Operating Instructions See Contrast table 2 114 Portuguese Swedish Spanish RD 16 Sub Pad XHA3017 1 i 17 Fuse T5A See Contrast table 2 15 10 NSP 18 Polyethylene Bag See Contrast table 2 222 ms aa XR A670 MVXJ XR A370 MYXJ Only 2 CONTRAST TABLE XR A670 MYXJ NVXJ KUCXJ XR A370 MYXJ NVXJ and KUCXJ are constructed the same except for the following Part No Symbol and Description XR A670 XR A670 XR A670 XR A370 XR A370 XR A370 INVXJ KUCXJ INVXJ IKUCXJ Power Cord ADG1154 ADG1156 ADG7022 ADG1154 ADG1156 ADG7022 FM Antenna ADH7005 ADH7005 ADH7004 ADH7005 ADH7005 ADH7004 Packing Case XHD3090 XHD3090 XHD3091 XHD3081 XHD3081 XHD3082 Warrantv Card ARY7022 ARY7022 ARY7033 ARY7022 ARY7022 ARY7033 Operating Instructions XRE3023 XRE3023 XRE3024 XRE3023 XRE3023 XRE3024 English French Operating Instructions XRC3014 Not used Not used XRC3014 Not used Not used Italian Dutch German Operating Instructions XRC3015 Not used Not used XRC3015 Not used Not used Portuguese Swedish Spanish Fuse T5A Not used AEK7001 Not used Not used AEK7001 Not used Polye
92. revents laser diode oscillation when the switch 89501 is pressed physically Thus the interlock will no longer function if the switch 59501 is released physically and deliberatery The interlock also does not function in the test mode Laser diode oscillation will continue if pin 1 of CXA1821M 1C8101 on the CD ASSY mounted on the 5 Loading Mechanism assembly is connected to GND or else the terminals of Q8101 are shorted to each other fault condition 2 Whenthe coveris opened close viewing of the objective lens with the naked eye will cause exposure to a Class 1 laser beam Refer to page 66 670 70 2 EXPLODED VIEWS AND PARTS LIST NOTES 9 Parts marked by NSP are generally unavailable because they are not in our Master Spare Parts List 9 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 9 Screws adjacent to W mark on the product are used for disassembly 2 1 PACKING 1 PACKING PARTS LIST Mark No Description Part No 12 1 Power Cord See Contrast table 2 2 FM Antenna See Contrast table 2 3 AM Loop Antenna XTB3001 4 Remote Control Unit XZN3067 CU XRO60 5 Battery Cover XZN3065 NSP 6 Dry Cell Battery R6P AA VEM 013 7 Packing Sheet AHG7049 8 Front XHA3013 lt 8 1 2 9 RearPad XHA3014 3 Kb 10 Case See Cont
93. t Use the labeled A side of the test tape STD 331E For playback check STD 632 Normal blank tape 5 Provide yourself with the following measuring devides AC voltmeter Noisemeter filter off AC millivoltmeter Low frequency oscillator Attenuator Oscilloscope 7 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 adjustment 8 Always follow the indicated adjustment order Otherwise a complete adjustment may not be achieved Playback Adjustment Decks I and ID 1 Head Azimuth Adjustment Recording Adjustment Deck I 1 Bias Oscillation Frequency Adjustment 2 Recording Bias Adjustment 6 Adjust both right and left channels unless otherwise specified Asthe reference recording level is 250nwb m for STD 331E the recording level will be higher by 4 dB for STD 331B 160nwb m When adjusting pay carefull attention to the type of tape used OdB 30s 0 dB 315 Hz 250 nwb m 315Hz 30s 30s 30s 10s d INN EE LSU 105 20 dB 6 3kHz 10kHz 315Hz kHz 10 8kHz kHz 3 212 211 21 Hz Hz us 03 2140 2 Fig 11 STD 331E Test Tape 63 670 70 REV Azimuth Adjustment Screw Azimuth Adjustment Screw Fig 12 Head A
94. t the current PIONEER Service Manual A subscription to or additional copies of PIONEER Also test with plug reversed Service Manual may be obtained at a nominal charge from Using AC adapter u PIONEER plug as required Leakage Test XR A670 XR A370 IMPORTANT LASER DIODE CHARACTERISTICS THIS PIONEER APPARATUS CONTAINS MAXIMUM OUTPUT POWER 5 mW LASER OF CLASS 1 WAVELENGTH 780 nm to 785 nm SERVICING OPERATION OF THE APPARATUS SHOULD BE DONE BY A SPECIALLY INSTRUCTED PERSON LABEL CHECK For MYXJ and NVXJ Types CAUTION INVISIBLE LASER RADIATION WHEN OPEN AVOID EXPOSURE TO BEAM PRW1018 MYXJ Type ADVARSEL USYNLIG LASERSTRALING VED ABNING NAR SIKKERHED SAF BRYDERE ER UDE AF FUNKTION UNDGA UDSATTELSE FOR STRALING VORSICHT UNSICHTBARE LASER STRAHLUNG TRITT AUS WENN DECKEL ODER KLAPPE GE FFNET IST NICHT DEM STRAHL AUSSETZEN VRW1094 MVXJ Tvpe VARO Avattaessa ja suojalukitus ohitetta essa olet alttiina n kym tt m lle lasers teilylle s teeseen VARNING Osynlig laserstr lning nar denna del och ar urkopplad t q Betrakta ej str len PRW1233 CLASS 1 LASER PRODUCT Printed on the Rear Panel Additional Laser Caution Laser Interlock Mechanism The position of the switch 59501 for detecting loading state is detected by the system microprocessor and the design p
95. thylene Bag Not used AHG7033 Not used Not used AHG7033 Not used XR A670 XR A370 2 2 EXTERIOR SECTION Refer to E M MECHANISM CD 2 37 MYXJ IM Only lt 855 55 Sai 55 Note Hook Tray cap on top of loading tray and then insert the bottom three hooks Refer to 2 3 FRONT PANEL SECTION 67
96. tor 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 adjustment 9 Always follow the indicated adjustment order Otherwise a complete adjustment may not be achieved Playback Adjustment Decks I and II 1 Head Azimuth Adjustment 2 Playback Level Adjustment Recording Adjustment Deck 1 1 Bias Oscillation Frequency Adjustment 2 Recording Bias Adjustment 3 Recording Level Adjustment 4 ALC Operation Check Asthe reference recording level is 250nwb m for STD 331E the recording level will be higher by 4 dB for STD 331B 160nwb m When adjusting pay carefull attention to the type of tape used Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation DOLBY and the double D symbol are trademarks of Dolby Laboratories Licensing Corporation 59 670 70 048 30s 0 dB 315 Hz 250 nwb m 315Hz 30s 30s 30s 10s EPIS EE 500 250 15 EE 10s 20 dB 6 3kHz 10kHz 315Hz 14kHz d 10KHZ 8kHz kHz 4kHz 2 2 1 2 Hz Hz 63Hz 40Hz Fig 6 STD 331E Test Tape E Playback Adjustment 1 Head
97. ypes rally i070 oa I a IUR 18292 28 31 M 1 LS RN azz 4 ONON H mE xz 05 15298 1 PAN gi NINY
98. zimuth Adjustment Screw E Playback Adjustment 1 Head Azimuth Adjustment Do not switch between forward and reverse operation with the screwdriver inserted Input Signal Measurement Adjustment PLAY E 2 iE Deck Je 1 PONE h Max playback adjustment apply silicon bond to Z ney signal level the head azimuth adjustment screw 20dB Deck screw Fig 12 Assy Recording Adjustment 1 Bias Oscillation Frequency Adjustment Input Signal ue Measurement Adjustment Deck II mS Load the STD 632 test Misa e 1 REC tape and the Between 4 requency to be recording mode DeckI point Fig 13 105 0kHz and GND 2kHz 2 Recording Bias Adjustment Since this adjustment affects recording bias prevent distortion from increasing due to underbias Measurement Points Load the STD 632 test tape and VR2802 BIAS TP POINT record No signal AF Assy AF Assy Load the STD 632 test tape Deck II Repeat adjustment until Record the 315Hz and 10kHz TAPE TEST playback level of the 10kHz signals at 25dBV input level VR2802 POINT L signal is within 0 1 088 i Deck I AF Assy from that of the 315Hz check B point and playback AF Assy signal Input Signal Test Tape Adjusting Points Adjustment Value Remarks 24V to 27V Note No connecting to BIAS TP POINT at Step 2 REC PLAY 64 XR A670 XR A370

XR-A370

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