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SERVICE MANUAL - PhilipsRadios.nl

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2. 64 QDCB1HJ 120Y C6302 QETN1EM 336Z E CAPACITOR 33MF 20 25V 65 QDGB1HK 102Y C CAPACITOR C6303 2252 2 2MF 20 50V C 66 151 C CAPACITOR 150PF 10 50V C6304 2252 2 2 20 50 C 69 QDXB1CM 222Y C6305 QETN1EM 107Z 100MF 20 25V C 70 QETN1HM 225Z E CAPACITOR 2 2MF 2095 50V C6306 1052 E CAPACITOR 1 0MF 20 50V C 71 QETN1HM 335Z E CAPACITOR 3 3MF 20 50V C6307 1052 1 0 20 50 C74 221 C CAPACITOR 220PF 10 50V C6308 QFV41HJ 473 CAPACITOR 047MF 596 50V C 75 QDCB1HK 6R8Y C CAPACITOR C6309 QFV41HJ 473 CAPACITOR 047MF 596 50V C 76 QDX31EM 103Z C CAPACITOR C6314 1 28 4762 E CAPACITOR C 77 QDGB1HK 102Y C CAPACITOR C6315 QETM1EM 688 E CAPACITOR 6800MF 20 25V C 78 QDCB1HK 5R6Y C CAPACITOR C6321 QETN1HM 106Z E CAPACITOR 10MF 2095 50V CF 1 QAX0403 001 C FILTER C8101 QFN31HJ 124Z M CAPACITOR 12MF 5 50V CF 3 0404 0012 C FILTER C8102 QFN31HJ 124Z M CAPACITOR 12MF 5 50V 4 0409 001 CERA LOCK C8103 QTE1E06 226Z E CAPACITOR 1 QGF1205C1 09 CONNECTOR TO MAIN C8105 QFVF1HJ 684Z TF CAPACITOR 68MF 5 50V CN191 QGA2501C1 05 5P CONNECTOR C8106 QCS11HJ 150 C CAPACITOR 15PF 5 50V CN192 QGA3901C1 02 CONNECTOR C8201 Q
3. Electrical parts list Micon board Block No 01 Parts number Parts name Remarks Area Parts number Parts name Remarks Area D2508 SELU2E10C LED 3MMLED R603 NRSAO02J 125X MG RESISTOR 02509 SELU2E10C LED 3MMLED R605 NRSA02J 274X MG RESISTOR 03361 155133 2 SI DIODE R606 NRSA02J 154X MG RESISTOR D3362 MTZJ3 9B T2 Z DIODE R607 NRSAO02J 273X MG RESISTOR D3363 155133 2 SI DIODE R609 NRSAO02J 104X MG RESISTOR D4301 155133 2 SI DIODE R610 NRSAO02J 154X MG RESISTOR D4302 155133 2 SI DIODE R612 NRSA02J 102X MG RESISTOR D7351 155133 2 SI DIODE R613 NRSAO02J 121X MG RESISTOR 07352 155133 2 SI DIODE R614 NRSAO02J 100X MG RESISTOR 07353 155133 2 SI DIODE R615 NRSAO2J 120X MG RESISTOR D9001 155133 2 SI DIODE R616 NRSAO02J 910X MG RESISTOR D9002 MTZJ5 1C T2 ZENER DIODE R621 NRSA02J 330X MG RESISTOR 09006 MA700A T2 S B DIODE R622 NRSAO02J 330X MG RESISTOR ICHO1 VYH7237 002 IC HOLDER FOR MICON R623 NRSAO02J 330X MG RESISTOR 12401 BA15218F XE IC ADDER R631 NRSAO02J 331X MG RESISTOR 601 ANB806SB W RF R632 NRSAO2J 101X MG RESISTOR BA6897FP W IC DRIVER R633 NRSA02J 273X MG RESISTOR 10603 MN35510 IG 1CHIP PROCESSER R641 NRSA02J 563X MG RESISTOR 10751 BA15218F XE IC R642 NRSAO02J 123X MG RESISTOR 901 MN171603BJ1 SYSTEM R643 NRSAO02J 822X MG RESISTOR 10902 IC PST9131 T IC R644 NRSAO02J 223X MG RESISTOR
4. H EN er ar 27 97 7 77 or 6 5 gt ON NId A G31VH 4 3ONVLIOVdVO JO Zt 9 ED WHO4 NI NMOHS SHV SdV2O 3 TW l 3d d 3 Suv S3VIVA 3ONVIIOVdVO TW gt A U WMO NI S3MIVA JONVISIS3H TW E HOLSISJH NOGHVI SHV SHOlSISdH TW Z BALIW 170A IVLISIO V HLIM Q3HnSV3A O0 399170 T S310N naossg Ad uonoes JOUNL g PJEPUEIS 39 93 SHV S3TwA 3ONVLIOVdvO TW L33HS fl TY mE m NI 3EV SATIVA 394151533 TV I 1 33 G8LEOS2 HOISISNYHI TN i NIVIN e a n M Si st vn 34 NL SUDLIDNNO TW MIS NENE INOHLIN 340090 11260 tO BIND q 100 91000N0 vor 4 EIE VERTS 1910 ixi 20610 10020020N0 zrererzin mo wu V oun Y VV 3uOdveNIS 5 NYMIVL 1N 3009 NOISH3A d
5. wer ameter 5 De PARIT i iB 4 LT bj 1 1880 x MUS MSLSU2LWA e OVPA609 403A2M DRIVE MTOOR I muss ye see E to 3 PARALLEL PORT EXTENSION 1038 BU40948CF SERTAL VMont63 R08 Peehi TE SHEET 3 5 SHEET 5 5 gt TAPE PB signal TAPE REC signal BA3126N HEAD SW 1031 mor notes T gi p 8 asg 5 Eu 5 1 ms 7a 5 av HM Al 7o x 1 135 I kanel 1 Y r r i RSSI la 8 Bg E E E E eg 5 lt E 5 8 L 852 3 5 ved wz B A 8 yw
6. e To stop in the middle of a CD During play press the gg STOP button to stop play MULTI CONTROL I 11 t CH LEN D 1 TRACK pg e The total number of tracks and total playback time are displayed e To stop a CD temporarily Press the CD button to stop play temporarily the play time display blinks When pressed again play resumes from the point where it was paused Note e The following indication may appear when a CD is dirty or scratched or when the CD is loaded upside down In such a case check the CD and insert again after cleaning the CD or turning it over I ICT LILILILILILI NOG toe e Do not use the unit at excessively high or low temperatures The recommended temperature range is from 5 C 41 F to 35 C 95 F e After playback unload the CD and close the CD door e If mistracking occurs during play lower the volume e Take the disc out of the unit before transporting it e Do not place anything other than a CD in the CD player as this may cause damage to the unit e Do not apply shock to the unit or use the unit in an unstable position otherwise mistracking may occur Skip play e During play it is possible to skip forward to the beginning of the next track or back to the beginning of the track being played or the previous track when the beginning of the required track has been located play starts automatically To
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8. 18 Recording 20 Clock orcinec 22 Timer operations l u u u 23 Maintenance 26 Troubleshooting 27 AAA A 27 Warnings Cautions and Others IMPORTANT FOR LASER PRODUCTS REPRODUCTION OF LABELS 1 CLASSIFICATION LABEL PLACED ON EXTERIOR SURFACE 1 PRODUCT 2 WARNING LABEL PLACED INSIDE THE UNIT DANGER Invisible laser ADVARSEL Usyniiglaser VARNING Osynliglaser VARO Avattaessa ja suo radiation when open and str ling ved bning n r str lning n r denna del jalukitus ohitettaessa olet interlock failed or defeated sikkerhedsafbrydere er ude r ppnadoch r alttiina n kym tt m lle AVOID DIRECT EXPOSURE af funktion Undg uds t urkopplad Betrakta ej lasers teilylle katso TO BEAM e telse for str ling d str len S s teeseen f 1 CLASS 1 LASER PRODUCT 2 DANGERI Invisible laser radiation when open and interlock failed or defeated Avoid direct exposure to beam 3 CAUTION Do not open the top cover There are no user serviceable parts inside the unit leave all servicing to qualified service personnel CAUTION switch Disconnect the mains plug to s
9. N 3 B amp Le 10250 ANS 4 aa den Re o E i AE HE 2 z pa 5 i H 8 ek ek k dn n b P susya ss z mde vi CT eo y e uec EEE s T nD i uonoes uten f H0SSg Ad ah IPuBIS NIVIN Te
10. 82854 250 E E 6 3A 125V S 5 El L ri 150 081 F1902 o7 A SY SE001VA1 Boc Note It s means J for U S A and Canada market model RV B550J ONLY RV B550J SEULEMENT Full Fuse Replacement Marking Marquage Pour Le Remplacement Complet De Fusible Graphic symbol mark This symbol means fast blow type fuse Le symbole graphique Ce symbole signifie fusible de type fusion rapide A A should be read as follows doit tre interpr t comme suit FUSE CAUTION PRECAUTIONS SUR LES FUSIBLES FOR CONTINUED PROTECTION AGAINST RISK POUR UNE PROTECTION CONTINUE CONTRE OF FIRE REPLACE ONLY WITH SAME TYPE DES RISQUES D INCENDIE REMPLACER AND RATING OF FUSES SEULEMENT PAR UN FUSIBLE DU MEME TYPE F1901 1 0 A 250 V F1901 1 0 A 250 V F1902 6 3 A 125 V F1902 6 3 A 125 V F1903 6 3 A 125 V F1903 6 3 A 125 V F1904 6 3 A 125 V F1904 6 3 A 125 V 1 3 RV B550BU Important for laser products 1 CLASS 1 LASER PRODUCT 2 DANGER Invisible laser radiation when open and inter lock failed or defeated Avoid direct exposure to beam 3 CAUTION There are no serviceable parts inside the Laser Unit Do not disassemble the Laser Unit Replace the complete Laser Unit if it malfunctions 4 CAUTION The disc player uses invisible laserradiation and is equipped with safety switches
11. 2 Pin function EEE BS Terminal for 1 volume input 14 TRE I Terminal for treble control Terminal for gain adjustment of 15 VOL I Terminal for volume control input step amp 16 OUT2 O Terminal for 2 volume output 4 6 BASS1 Terminal for connection of 1ch 17 18 TRE2 Terminal for connection of 2ch low frequency filter high frequency filter EBEN E 19 21 BASS2 Terminal for connection of 2ch 9 OUT o Terminal for 1ch volume output 22 NF2 Terminal for gain adjustment of uve Terminal or surround control 23 IN2 1 Terminal for ch volume output VREF Bes for reference voltage VSET Terminal for filter output 1 24 RV B550BU LC72136N IC2 PLL Frequency synthesizer 1 Layout li 2 22 XT FM AM GND CE LPFOUT DI LPFIN CLOCK PD DO VCC FM ST VCO FMIN AM FM AMIN IFCONT SDIN IFIN 2 Block Phase Detector Charge Pump 12bit Programmable DriverS Universal Counter 3 Function Pin sma SIC HU E oscillator connect 75 IFIN m IF counter signal input n FM AM lo LOW FM mode IFCONT IF signal output When data 2 for 4pin input and 14 Not use sperm S EI C Input for receive the sirisl data from 15 AMIN AM Local OSC signal output ET CLOCK cLock Sync signal inputuse Sync signal input use 1 Local 5 FM Local OSC signal input input Da
12. 4 DG Es NEO 198 SET EC 5 170TSSH HO e 5 I 3 pa 92591 s 3 3 5 53333535333 E v ooo 32000 2190 gs 8 5 o x x ZHAVVEG u ugugkEokcamnuoostt 2 318 2000 900002020QJ Uu gt Sane lt 47 47 B AUS m ex z Qise 25 u IX are SSA 398S s 4 oens AA AE 77 EST 8 5 301 S av V LVOIN VIVON 1 AZO 2 24 Mk ae ae asnas ap essay 5 o bc E dia o 2907 2720 Dros S lu 9 a FE c 5 a e EU T EE One EE Maire la S 5 XE AN ave 2905 ssa Dice Deng OE DENS D 31nwa Y 5 5 Jeri zoo 2 8 5 t ms X 2598 AS 1915 LEE 2200 5995 52 xS 188 o 15 mE TET
13. Example To set the timer stop time to 13 15 Dorr 3 N r n AIJ _ TIIM within 30 sec 13 43 A LINEI e Press to set the timer stop time 5 Selectthe TIMER mode e The selected timer mode is shown in the display REC and a appears on the display gn rece N Z Na TUNER TUuNER gt rm TRBE E TUN LIN La gt i ES When the button is pressed select the timer mode the mode changes from TUNER timer reception of a broadcast to TUNER timer recording of a broadcast to CD timer play of a CD to TAPE timer playback of a tape in this order 3 SI y x ms Within 30 sec Mt V UL m ny n cn l n l wri Y 5 VOL VLL Li V LIL y LIL IL a 7 y L This shows that volume level 1 is selected e The unit enters the previously engaged mode when timer setting has been completed The a indicator lights e When the volume setting is set to VOL volume level is not specified Note the timer playback volume is at the level used before setting the timer e When the timer is set incorrectly or the correct mode is not selected perform Setting the timer from the beginning e To confirm the timer setting 1 Press the SET button after pressing the TIMER button Each time the SET button is pressed the timer setting can be confirmed 2 When the previously engaged mode is displayed
14. O Ga a RV B550BU Oo lt 5 B 1 B1 104 76 VR32 E 2 01 CN31 i i VMW1434 2 R221 P02 Cassette switch board RV B550BU 2 10 JVC CD PORTABLE SYSTEM RV B550 BU RD DIGITAL AUDIO ENGLISH Thank you for purchasing this JVC product Please read these instructions carefully before starting operation to be sure to obtain optimum performance and a longer service life from the unit 5 Features A AA 4 Safety precautions 4 Handling precautions 5 Shoulder strap attachment detachment 5 Gonnections Power supply Names of parts and their functions Remote control unit Switching the power on off Volume sound mode and other controls 12 AAPP 13 AAA 14 Handling cassette tapes 16 Cassette playback 17 Using with another audio unit gt 17 Radio reception
15. RV B550BU 1 21 RV B550BU 3 Functions m r womemawmw _ _ o reo am opa LDP E Connect to ground VCC Power supply RF 1 inverse mputpintor AF amp o RFampoutput s wm iem _ to r gt n wo E om o Oweksmespanpn O 7 o RE detection signal opa 8 ooa JO Emeopoupt 20 v r O Referencevoltageouput 21 wor Cometrogrwd _ 2 vor O Viwondeecionsgnaoupu teser 1 input an ottractng o ooy y 24 cross Tracking error oross output 00 25 _ S 26 ve Wwememwupfermacigemram SSCS 27 of output pin of focus eror __ re 1 meenomen O es rea 30 tea 1 Tracking balance control EA v AT 35 roe gt as vox rv amp impar 1 22 BA6897FP W IC602 4channel driver DRIVER RV B550BU BA15218N 1C801 1C831 Dual op amplifier x BA15218N 1 2 3 4 5 6 7 8 OUT1 IN1 IN1 VEE IN2 IN2 0 2 Vcc CH3 INB CH3 INA 18 CH3 OUTB CH3 OUTA 16 JOP IN 15 JOP IN NC Vcc1 E SHORT PROTECTOR PREDRIVER POWER t JO DE
16. 60901 Q 10921 E D 10190 dns Ad Hoss300ud onuas a aig TWNOIS 9021 D 1090 090 oo TVLIDIG gl 5 NOILONNA 18008 ssva JUN H uma MA A AAA 291 HOLIMS 130 dl 4H jm gt 81 v1 y5olg S 133HS ASZ00 2E2SHON EOPNO EMd WOOIW OL 133HS eubis NY 6 9GE00TVAT nmn ee web voz 825 825 001389 xan 1000 d 90 m O lt m N9ELZLOT det G av O N IF 290 5 58 232 E 8 8 2 amp H S iu pos 8 4 9 81
17. Location of parts to be adjusted Cassette handling mechanism Cassette handling mechanism reverse side Head for recording playing and erasing the tape Head azimuth adjusting screw fast forward Te NL Head for recording Head azimuth adjusting playing and erasing the tape screw rewind Head azimuth adjusting screw fast forward of parts to be adjusted VR37 Motor speed TP Bias oscillation frequency wide pattern L301 Bias oscillation frequency VR31 Lch recording frequency bias adjustment VR32 Rch recording frequency bias adjustment Adjustment of cassette handling mechanism Confirmation of head angle Condition Test tape VT 703 10 kHz Measuring output terminal Speaker terminal speaker R Load resistance 4 headphone terminal Method for adjustment and confirmation 1 Play back the VT 703 test tape 2 Adjust the head azimuth screws so that the tape playback mechanism records the maximum output level in both the fast forward and rewind direction 3 In all cases both the fast forward and rewind direction should be adjusted using head azimuth screws Standard value Maximum output RV B550BU Parts to be adjusted Adjust the head azimuth screws when changing the head Confirmation of tape speed Test tape VT 712 3 kHz Measuring output terminal Headphone
18. O lt O Connection cable optional N Stereo mini plug Turntable with built in equalizer optional or MD player optional Pin plug x 2 onnon M A A GAUTION POWER SUPPLY Note e Do not install the unit near a TV otherwise the TV picture color will become distorted If this occurs move the TV away from the unit then turn off the TV and turn it on again after 15 to 30 minutes The TV s automatic degaussing circuit will correct the picture A Operation on household AC e Connect the AC power cord after all other connections have been made EI IN CAUTIONS 1 ONLY USE WITH JVC POWER CORD PROVIDED WITH THIS UNIT Power cord TO AVOID MALFUNCTION OR DAMAGE TO THE UNIT 2 BE SURE TO UNPLUG THE POWER CORD FROM THE OUTLET WHEN GOING OUT OR WHEN THE UNIT IS NOT IN USE FOR AN EXTENDED PERIOD OF TIME B Batteries for memory back up system It is recommended that batteries are loaded to prevent the preset station memory and timer etc from being erased when there is a power failure or when the AC power cord is disconnected e Loading batteries Load three R6 AA 15F size batteries optional into the battery compartment Notes e The three R6 AA 15F size batteries supply the power to the memory back
19. 60 vob Power supnytorxtal esclaion area mmv not vies 22 O Traverse arive output 62 CLOCK q Ntus a wwe El 24 ECM Spindle motor drive signal Enforced 64 IPPLAG used mode output 3 Siale signal output 0 Kick pulse upa ovs sa 27 reo o Tracking ave oupa sas 28 FOD o Focus drive output 68 DEMPH Not used used Reference voltage input pin for D A 29 VREF RESY Not used output block TVD FOD FBA TBAL FBAL Focus Balance adjust signal output IOSEL plur pull up TBAL Tracking Balance adjust signal output TEST a pull up Ed Focus error signal input Analog input AVDD1 Power supply Digital EN Tracking error signal input Analog input 73 OUT L Lch audio output RF ENV ER RF envelope signal input Analog input AVSS1 a Connected to GND VDET n Vibration detect signal input H detect OUTR Rch audio output 36 JOFT Off track signal input H off track RSEL m pull up TRCRS Track cross signal input CSEL Connected to GND RFDET n RF detect signal input L detect 78 PSEL m Connected to GND eee 20 Bono gt RV B550BU E 15218 401 751 AMP 1 29 RV B550BU VICTOR COMPANY OF JAPAN LIMITED AUDIO DIVISION 10 1 1Chome Ohwatari machi
20. 903 GP1U281X R645 NRSAO02J 223X MG RESISTOR J4301 QNS0047 001 JACK AUX R646 NRSAO02J 222X MG RESISTOR 47351 50043 001 JACK R647 NRSA02J 472X MG RESISTOR K 698 QQRO779 001Z INDUCTOR 4121 R651 NRSA02J 102X MG RESISTOR K699 QQR0779 001Z INDUCTOR R652 NRSAO02J 102X MG RESISTOR K9001 QQRO779 001Z INDUCTOR R653 NRSAO02J 102X MG RESISTOR 14351 QQR0779 001Z INDUCTOR R654 NRSAO02J 102X MG RESISTOR 14352 QQR0779 001Z INDUCTOR R655 NRSA02J 471X MG RESISTOR L4353 QQL01BK 100Z INDUCTOR R659 NRSAO02J 221X MG RESISTOR 14354 QQR0779 001Z INDUCTOR R661 NRSA02J 683X MG RESISTOR 14355 QQLO1BK 100Z INDUCTOR R662 NRSA02J 155X MG RESISTOR 14356 QQR0779 001Z INDUCTOR R663 NRSA02J 124X MG RESISTOR 19001 QQL01BK 100Z INDUCTOR R664 NRSA02J 471X MG RESISTOR 19002 QQL01BK 100Z INDUCTOR R666 NRSA02J 220X MG RESISTOR PL 1 QLL0051 002 LAMP 671 NRSAO02J 103X MG RESISTOR 0601 2SA952 LK T TRANSISTOR R672 NRSA02J 103X MG RESISTOR Q631 2SA952 LK T TRANSISTOR R696 NRSA02J 222X MG RESISTOR Q2501 DTA124XKA X CHIP D TR R697 NRSA02J 474X MG RESISTOR 02504 UN2210 X TRANSISTOR R2501 NRS181J 271X MG RESISTOR 02505 25C2412K RS X TRANSISTOR R2502 NRSA02J 391X MG RESISTOR Q2506 DTC124TKA X TRANSISTOR R2503 NRSA02J 391X MG RESISTOR 2SA1087AK RS X TRANSISTOR TUNER SW R2504 NRSA02J 101X MG RESISTOR Q3362 2SD601A R X TRANSISTOR R2505 NRSA02J 101X MG RESISTOR Q357
21. Auto preset tuning This function scans the current band detecting frequencies used to broadcast signals and stores the first 30 FM frequencies and 15 AM MW LW frequencies in memory automatically Using the main unit Press the PRESET TUNING button for more than 2 seconds Using the remote control unit Press the AUTO PRESET button The frequencies of stations broadcasting signals are stored in memory automatically in the order of increasing frequency 30 stations in FM band and 15 stations in AM MW LW band Presetting the desired stations using the remote control unit 30 stations in the FM band and 15 stations in the AM MW LW band can be preset as follows e Example Presetting an FM station broadcasting at 103 5 MHz to preset button 15 O CO da DISPLAY AUTO OOO AUX UNER REVERSE MODE REW MULTI CONTROL FF C Press the TUNER BAND FM MODE button Select the FM band using the TUNER BAND FM MODE button Tune to the required station Press preset button 10 then 5 for more than 2 sec When 15 blinks in the preset station display the station has been stored RON e Repeat the previous procedure for each of the other stations using a different preset button each time e Repeat the previous procedure for the other band e To change preset stations Perform step 4 after tuning to the required station Notes e The previously store
22. Bi a N zz x dar 22 011001 I 3 100 090XYO y 5 lt H 140 8 2 8 4 GD T gt 31 gt 22 aa PEE 858 o o L 9 8 ASE m 100 6120800 ES 2 E a 828 13 wee wee y ero OD wo NF sa 8 o 8 2100 Er 1 22000 690 G Hi TS 9 og 8 8 49 OD lt Bus a s 5 om Son RSF 110 LAO GNI 2 NI NI 2 ino NI HA UIT 15 OND JI OND at 130 31 38 WV XdW l3 31 dH 1 3 100 2780 1S 1NOO 1no ele 2 Jd Sl ONOW 100 100 280 050 yy 8 Lg 2L2 4 228 5 ODA Z497 7387 130 250 ODA NAV AS 853 me im A 1000 lt 3 6 ES 950 o T BLE JD 1000 MF ico 8 8 a2 des 5 32 S pora E 9 Dl Keo BS I op Moi f EE EM e 2 as 2 2 g 3 E 8 AP VWdSEO0ZOAS 100 2 12122 2 5 Sz e 2 5 23 8 e 8 i 38 E 8 200 yy 5 gl s 38 zi d ESA 5 FA e 8 920 E 3 3 85 E 8 2 s 91D 8 A a 3 r z Ja gt 823 87 8 353 MS INV gt amp 4 4 4 E gt 3 9 s gt Aeg zu Lal L J 28 sie
23. C8355 QFVJ1HJ 393Z CAPACITOR 039MF 5 50V L4 QQRO723 001 OSC COIL MW OSC 8356 1072 E CAPACITOR 100MF 20 16V L6 QQRO775 001 OSC COIL C8357 101 C CAPACITOR 100PF 1096 50V L7 QQL231K 221Y INDUCTOR C8358 2262 E CAPACITOR 22MF 20 50V L 12 QQR0756 001 INDUCTOR C8359 1062 E CAPACITOR 10MF 2096 50V L 13 QQR0874 001 COIL C8360 QFLM1HJ 272Z M CAPACITOR 2700PF 5 50V Q3 25 2668 0 TRANSISTOR C8361 QFLM1HJ 104Z M CAPACITOR 5 50V Q 4 2SA1175 HFE T TRANSISTOR C8362 QFLM1HJ 473Z M CAPACITOR 047MF 5 50V Q 5 2SC2668 O T TRANSISTOR 8363 101 C CAPACITOR 100PF 1096 50V 25 2668 0 TRANSISTOR C8364 QDYB1CM 103Y C CAPACITOR 16 25 2668 0 TRANSISTOR D 1 SVC203SPA JV T VARI CAP 17 DTA114YSA T D TR D2 SVC203SPA JV T VARI CAP Q3191 DTA114TSA T D TR D5 1SS133 T2 SI DIODE 03192 25 1565 TRANSISTOR D 6 1SS133 T2 SI DIODE 03193 25 1175 TRANSISTOR D8 SVC344 T VARI 03194 2SC2785 FE T TRANSISTOR D 10 SVC344 T VARI CAP 03198 DTC114TSA T D TRANSISTOR D i2 DSK10C T1 DIODE 03791 2SC2785 HFE T TRANSISTOR 01901 KBU603G A3 DIODE 05101 2SK105 EF T TRANSISTOR FET D1902 1 5401 DIODE 05201 2SK105 EF T TRANSISTOR FET D3192 MTZJ3 0B T2 Z DIODE Q6101 2SD2144S VW T TRANSISTOR D3194 MTZJ7 5A T2 Z DIODE 06201 28D2144S vw T TRANSISTOR D3195 155133 2 SI DIODE Q
24. Col lt p ui I so mi Vi 5 Mv 6 Hm 10510800 91 a 9S0 MS vy Bs L 2 100 1280800 90 doz 1 en 989 942 4 4 L J 8 E 3 x e 5 1700 5 0 0 fo t ojo 0 0 8010 0 TYNDIS ON ZHAS S MS oD H Sly 21 00 o 4 00 0 0 v Sjv Gv GT 0O 0 WNOIS ON ZHATES 5 El 8 8 2 3 8 2 3 8 2 3 8 2 3 8 2 3 8 2 3 ON NId 3 8 pe 20 SUN z 110 970 99 so 70 ED ON uL SMOTIOY SV NMOHS SHOLSISNVHL 71 11910 30 30ISNI 6 e lt U x 2 0 tjo SIE 0 7WNOIS ON 5 52 HO SAPVEVIO 270 x 2a Pale sle o ev sTis zv ev o osise sesen o vers ON 709050 A 8 gt ve 0636702 ti JOE GHI ODER L J TS 0 tS tSo 5 0 0 870 O3H3IS 8909 201 SMOT10d SV SHV SHOLSISNYHL ON ip LEETSST HO GOLVW 8 En vssrvov ss ov ovzr s sT rset o vss sr soo 80 ON HVTINIS OL 38 1VHl 1792557 TW 3uv 530010 15 250 MW HYEDAS pa H NI SIVIVA 3ONVIODONI TW 9 MS
25. It must have the ability to output 600ohm from 0 dBs at an oscillation frequency of 20 Hz 50 Hz 2 Attenuator impedance 600ohm 3 Electronic voltmeter 4 Distortion meter 5 Frequency counter 6 Wow and flutter meter 7 Test tapes VT 712 tape speed and rotational distortion 3 KHz VT 724 standard level 1 KHz VT 703 head angle adjustment 10 kHz or use VT 73 VT 739 reproduction of frequency characteristics 1 kHz 63 Hz 10 kHz 8 Blank tape Type AC 225 TDK AD Type Il 514 TDK SA 9 Torque gauge Tension gauge for playback fast forward and rewind FWD TW211A REW TW212A and FF REW TW2231A Specifications for measurement Power supply voltage AC 100 V 50 60 Hz Standard output Speaker 0 775V 4ohm Headphone 0 245V 320hm Standard frequency and input level nem 1 kHz AUX 8 dBs Input level for reproduction of recording characteristics AUX 28 dBs Measuring output terminal Speaker CN633 Load resistance 4ohm Radio input signal AM frequency 400 Hz Degree of modulation AM band 30 FM 400 2 Frequency deviation in FM band 22 5 kHz RV B550BU Tuner section Voltage input to the tuner B DC 5 7 V VT DC 12 V
26. Leakage current check Electrical shock hazard testing After re assembling the product always perform an isolation check on the exposed metal parts of the product antenna terminals knobs metal cabinet screw heads headphone jack control shafts etc to be sure the product is safe to operate without danger of electrical shock Do not use a line isolation transformer during this check Plug the AC line cord directly into the AC outlet Using a Leakage Current Tester measure the leakage current from each exposed metal parts of the cabinet particularly any exposed metal part having areturn path to the chassis to a known good earth ground Any leakage current must not exceed 0 5mA r m s Alternate check method Plug the AC line cord directly into the AC outlet Use voltmeter having 1 000 ohms per volt or more sensitivity in the following manner Connect a 1 500 10W resistor paralleled by a 0 15uF AC type capacitor between exposed AC VOLTMETER metal part and a known good earth ground Having 1000 Measure the AC voltage across the resistor with the ohms volts AC voltmeter Move the resistor connection to each exposed metal part particularly any exposed metal part having a return path to the chassis and measure the AC voltage across the resistor Now reverse the plug in probe on the AC outlet and repeat each measurement Voltage each exposed measured any must not exceed 0 75 V r m s 15009 1
27. MECHA GEAR SCREW PINION GEAR TURN TABLE TURN TABLE FEED MOTOR SPPINDLE MOTOR P C BOARD 6P PLUG ASSY LEAF SWITCH SPECIAL SCREW Block No M2MM SINGLE CD CHANGER CD adr ee s ME ME ROS Zo 3 7 RV B550BU Cassette mechanism assembly and parts list lt Block No SLC S1YPM Head amplifier amp mechanism control board RV B550BU Parts list Cassette mechanism Block No M3MM LA Parsnumber Partsname Qty Description Area VKS1165 00G CHASSIS B ASS Y VKS2274 002 REEL GEAR VKW5286 002 B T SPRING VKS5559 001 PLAY IDLE GEAR VKS5597 00A BUND ASS Y VKW5296 001 EARTH SPRING VKR4749 003 IDLE PULLEY VKH5786 003 SHAFT VKS2275 00E HEAD MOUNT ASSY VKS1167 003 HEAD MOUNT BASE LV41089 001A R P amp E HEAD VKW5302 001 HEAD SPRING VKZ4730 001 SPECIAL SCREW VKS2277 005 DIRECTION LEVER VKP4233 00A PINCH ROL ASSY VKW5299 002 PIN ROL SP R VKW5300 002 PIN ROL SP L VKW5285 001 RETURN SPRING VKY3149 002 CASSETTE SP VKM3906 002 PLAY SW LEVER VKS1166 003 CONTROL CAM VKW5279 001 HEAD BASE SP R VKW5280 001 HEAD BASE SP L VKS5603 00D MAIN PULLEY ASY VKS3785 001MM FR ARM VKW5284 002 SWING SPRING VKS2278 003 TRIGGER ARM VKW5301 001 FR SPRING VKW5266 001 ELEVATOR SPRING WDL214025 WASHER VKS3786 00G CLUTCH ASS Y VKF3205 00B F WHEEL ASSY R WDL183425 SLIT WASHER VKF3207 00B F WHE
28. R48 QRE141J 102Y C RESISTOR 1 0K 5 1 4W 3 18 W Electrical parts list Main board Block No 02 Parts number Parts name Remarks Area 51 QRE141J 102Y C RESISTOR 1 0K 5 1 4W 52 QRE141J 472Y RESISTOR 4 7K 5 1 4W 54 QRE141J 222Y C RESISTOR 2 2K 5 1 4W 55 QRE141J 222Y C RESISTOR 2 2K 5 1 4W R 56 QRE141J 332Y C RESISTOR 3 3K 5 1 4W 57 QRE141J 102Y C RESISTOR 1 0 5 1 4W 59 QRE141J 102Y C RESISTOR 1 0K 5 1 4W 60 QRE141J 102Y C RESISTOR 1 0 5 1 4W R 61 QRE141J 102Y C RESISTOR 1 0 5 1 4W 64 QRE141J 102Y C RESISTOR 1 0 5 1 4W 66 QRE141J 103Y C RESISTOR 10 5 1 4W 71 QRE141J 472Y C RESISTOR 4 7K 5 1 4W 72 QRE141J 473Y RESISTOR 47K 5 1 4W 1901 QRE141J 103Y RESISTOR AC DC R3191 QRE141J 391Y C RESISTOR 390 596 1 4W R3192 QRE141J 391Y C RESISTOR 390 5 1 4W R3193 QRE141J 104Y C RESISTOR 100K 5 1 4W R3194 QRE141J 103Y C RESISTOR 10 5 1 4W R3195 QRE141J 1R2Y RESISTOR 1 2 5 1 4W R3196 QRE141J 1R2Y C RESISTOR 1 2 5 1 4W R3197 QRE141J 1R2Y C RESISTOR 1 2 5 1 4W R3201 QRE141J 152Y C RESISTOR 1 5K 5 1 4W R3202 QRE141J 152Y C RESISTOR 1 5K 5 1 4W R3203 QRE141J 103Y C RESISTOR 10 5 1 4W R3204 QRE141J 222Y C RESISTOR 2 2K 5 1 4W R3301 QRE141J 102Y C RESISTOR 1 0K 5 1 4W R3302 QRE141J 682Y C RESISTOR 6 8K 5 1 4W R3303 QRE141J 392Y C RESISTOR 3 9K 5 1 4W R3304 QRE141J 682Y C RESISTOR 6 8K 5 1 4W R3305
29. Standard measuring output 26 1 mV 0 28 V 3ohm Input locations AM standard loop antenna FM TP1 hot and TP2 GND Standard settings for measuring volume SOUNC 32 cts avi nen ce in ae OFF Effective hyper bass OFF Volume adjustment VOL 23 Precautions for measuring 1 Input 30 pF and 33 kohm to the IF sweeper output and 0 082 uF and 100 kohm to the sweeper input respectively 2 Lower the output level of the IF sweeper as much as possible in the adjustable range 3 The IF sweeper needs no adjustment as it is a fixed component 4 1 is not necessary to perform any kind of adjustment on the MPX as a ceramic oscillator is used for measuring 5 FM tracking adjustment is not necessary as a fixed coil is used 6 The grounding circuit is separate from the input and output Therefore be sure to connect to ground carefully when measuring both the input and output voltages simultaneously using 2 channels of the electronic voltmeter 7 The speaker s minus terminal cannot be connected to ground when using a BTL format amplifier Therefore do not connect any type of ground wire to this terminal The OTL format is used with this system 8 Use a large wire to connect to the dummy impedance generator when measuring the output 9 Be sure to use a band pass filter DV 12 when using mixed tape RV B550BU
30. 2999 ou 1598 AWd fn zu zu LLI Or T 8 o x Deg dl ze zSa Om 8 ll 85 o ele 2990 gag 815 ST C auuvctsuFur c ormmo2 DINERO 69 69606969 C960 69 9 6900 3 0 354 s lt lt 3 Bla ai a SNE 1 1 Oo ze 219 5 NE 2 amp 2 E 2 Z5 g a Bj ejeje Sj E lt FEE 5 588 Bg e aoze 2 4 2 1290 _ E 5 H 52 xx le ES ALS EIE E 4090 ETE 8 8 8 NIdO 170 9067 8 AN3 ONDT 4NIdO 2 s e 06 13028N zY x 15038 v1no EHO vino ss 818 S lt 45 8 zem me Nam ii w rcs e zzovo 2 1307 29 moll zo 1 xx VNI EHO 5 gs 39831 oag amp NI eHX 8 8190 55080 2 8 H 22000 1 uso 2 SOA NE 1N03L I Ny 228 T 0190 sp sly es AN3 83 2890 ADE 400 6090 s Er 10034 g 5 T 8090 BS 7 gt 2938 IDA RK NI SVIG E vo 1 i MP 4 8199 ENI bHO gi nea 5820 er ER VNI bHO Ld Ld 218 MAC 1 2 i 5 AM HO ero EN i 10 240 BLNO THAE TSG N
31. 2SA952 LK T TRANSISTOR 206 QEKJ1CM 106Z E CAPACITOR 10MF 20 16V 0372 DTC124EKA X TRANSISTOR C207 NCS21HJ 561X C CAPACITOR 560PF 5 50V 0375 2SB562 C T TRANSISTOR SOLENOID DRIVE C208 QEKJ1EM 475Z E CAPACITOR 4 7MF 20 25V Q376 2SC2412K RS X CHIP TR C M C209 QEKJ1EM 475Z E CAPACITOR 4 7MF 20 25V R101 NRSAO2J 220X MG RESISTOR 22 5 1 10W C210 NCB21HK 682X C M 6800PF 10 50V R102 NRSAO02J 182X MG RESISTOR 1 8K 5 1 10W 211 NCB21HK 122X C CAPACITOR 1200PF 10 50V R103 NRSA02J 242NY RESISTOR 2 4K 5 1 10W C212 NCB21EK 683X C CAPACITOR 068MF 10 25V R104 8 02 122 MG RESISTOR 1 2K 5 1 10W C213 NCB21HK 222X C CAPACITOR 2200PF 1096 50V R105 NRSA02J 104X MG RESISTOR 100K 5 1 10W C221 NCS21HJ 331X C CAPACITOR 330PF 5 50V R106 NRSAO02J 332X MG RESISTOR 3 3K 5 1 10W C301 QEKJ1AM 107Z E CAPACITOR 100MF 2096 10V R107 NRSA02J 123X RES C M 12K 5 1 10W C302 21 393 C CAPACITOR 039MF 10 50V R108 NRSA02J 562X MG RESISTOR 5 6K 5 1 10W C303 QEKJOJM 227Z E 220MF 20 6 3V R109 NRSAO2J 122X MG RESISTOR 1 2K 5 1 10W C304 QEKJ1CM 226Z E CAPACITOR 22MF 20 16V R110 NRSA02J 472X RES C M 4 7K 5 1 10W C305 QEKJ1CM 226Z E CAPACITOR 22MF 20 16V 111 NRSA02J 333X MG RESISTOR 33K 5 1 10W C306 QEKJ1CM 476Z E CAPACITOR 47MF 20 16V 8112 NRSAO02J 222X MG RESISTOR 2 2K 5 1 10W C307 NCB21HK 103X C CAPACITOR 010MF 10 50V R113 NRSAO2
32. 4 FE 2 B 3 alo 2 D 3 A E n 5 578 xcv 2000 22000 mer 2 wy pb 1H ANN 4 8808 ME al io VG ss 5 Eid J 8018 al Si xx 5 5 al 315 4 mo 4 LM EM E sk E an Has E Luz E Si Be a 5 14 100 sir et 5 gt gt gt 3 YA seno 5 RV B550BU o 6 a 5 Lo E si Yz 2 8 WES NL HH reg Power supply board 70614 v 2 m OSZE XYYN XYYN 1n epis 14614 epis 437 m DIG 55068 250681 p4eoq 04 U09 uu ls S AYYN IN youms due E DON 9019 1OHLNOO W31SAS m f180SS88 d Head amplifier amp mechanism board 101 P E L T
33. CDs e Before loading a CD wipe off any dust dirt or fingerprints with a e Do not touch the reflective recorded surface soft cloth CDs should be cleaned by wiping radially from the center e Do not stick or write anything on the label side to the edge e Do not bend CDs e Never use thinner benzine record cleaner or antistatic spray e Removing the CD from its storage case and loading it e Handling Incorrect Jisp DIGITAL AUDIO e Cleaning Correct Incorrect e Press to secure the CD Note CDs shaped like a heart flower etc specially shaped CDs cannot be used with this unit If this type of CD is loaded it may cause a malfunction to occur 13 PLAYING CDs 14 Playing entire CD The following example of playing an entire CD assumes a CD with 12 tracks and a total playing time of 48 minutes 57 seconds Operate in the order shown e When AC power is used When battery power is used switch on the I button first then perform operation 2 3 4 ___ 50 Same D J 1 Turn the OPEN knob to the left to open the CD door 2 Load a CD with the label side facing up and close the CD door Press the CD door down 3 Press to start play Track number Elapsed playback time m ninm 1 8 Li ILILILI i TRACK gg 4 Adjust the volume e 8 cm 3 CDs can be used in this unit without an adapter
34. NRSA02J 102X MG RESISTOR R3572 NRSA02J 472X MG RESISTOR R9015 NRSA02J 104X MG RESISTOR R3573 NRSA02J 472X MG RESISTOR R9016 NRSA02J 224X MG RESISTOR R4141 NRSA02J 683X MG RESISTOR R9017 NRSA02J 822X MG RESISTOR 4142 NRSA02J 273X RESISTOR R9018 NRSA02J 822X MG RESISTOR R4143 NRSA02J 224X RESISTOR R9019 NRSA02J 104X MG RESISTOR R4144 NRSA02J 203X MG RESISTOR R9020 NRSAO2J 104X MG RESISTOR R4145 NRSA02J 124X MG RESISTOR R9021 NRSA02J 102X MG RESISTOR R4149 NRSA02J 102X MG RESISTOR R9022 NRSA02J 682X MG RESISTOR R4150 NRSA02J 102X RESISTOR R9023 NRSA02J 103X MG RESISTOR R4151 NRSA02J 823X RESISTOR R9024 NRSA02J 103X MG RESISTOR R4153 NRSA02J 103X MG RESISTOR R9025 NRSA02J 103X MG RESISTOR R4155 NRSA02J 183X MG RESISTOR R9026 NRSA02J 102X MG RESISTOR R4158 NRSA02J 203X MG RESISTOR R9027 NRSA02J 103X MG RESISTOR R4159 NRSA02J 821X MG RESISTOR R9028 NRSA02J 102X MG RESISTOR 4160 NRSA02J 102X RESISTOR R9029 NRSA02J 102X MG RESISTOR R4161 NRSA02J 273X MG RESISTOR R9030 NRSA02J 102X MG RESISTOR R4241 NRSA02J 683X MG RESISTOR R9031 NRSA02J 102X MG RESISTOR R4242 NRSA02J 273X MG RESISTOR R9032 NRSA02J 103X MG RESISTOR R4243 NRSA02J 224X MG RESISTOR R9033 NRSA02J 102X MG RESISTOR R4244 NRSA02J 203X MG RESISTOR R9035 NRSA02J 103X MG RESISTOR R4245 NRSA02J 124X MG RESISTOR R9036 NRSA02J 102X MG RESISTOR R4249 NRSA02J 102X MG RESIST
35. No M5MM Parsnumber Partsname Qty Description Area QMPS050 183 JC LVT0492 008B RM RXVB55E LV32051 002A POWER CORD INST BOOK REMO CON UNIT BATTERY SHULDER BELT ENG SPA CHI RM RXVB55 REMO CON BLUE JVC 3 25 HOLIMS AIM UEM 7 5050 2 1020 LET lol Zeol 5 8d 938 x LEO E HOLIMS gd O3u Alddns LR xix UNIUS AD I ote Tess lame 09 qaad AV1dSIG 21 31aNias HOLVINDAIH 20991 HOLON NOOIW paisas ONDIOVEL 10690 en ol lo Sn204 E al l 28 00 E 8 1OHLNOO I 1 diem JN T i YIMVIdS 15891 11
36. Therefore you should clean the heads etc after every 10 hours of use for optimal recording conditions Capstan shaft s Pinch roller s Cleaning the heads capstan and pinch roller Open the cassette holder Clean the heads pinch roller and capstan For effective cleaning use a cleaning kit available from an audio store After cleaning be sure that the cleaning fluid has dried completely before loading a cassette Cautions 1 Keep magnets and metallic objects away from the head If the head becomes magnetized noise will increase and the sound will deteriorate Demagnetize the head every 20 30 hours of use with a head eraser available from an audio store When demagnetizing the head the 0 1 button should be set to STANDBY 2 Do not use anything other than alcohol for cleaning Thinner and benzine will damage the rubber pinch roller Cleaning the lens If the lens in the CD pickup is dirty dropout etc could degrade sound Open the CD door and clean the lens as shown e Use a blower available from a camera store to blow dust off the lens e If there are fingerprints etc on the lens gently wipe clean with a cotton swab Blower Lens 26 TROUBLESHOOTING What appears to be trouble is not always serious First make sure e Power cannot be turned on the power cord unplugged e No sound from the speakers Are headphones connected e Clock time
37. and old batteries together or mix different types of batteries e Do not try to recharge non rechargeable batteries e Remove the batteries when the unit is not to be used for an extended period of time If chemicals from the batteries come in contact with your skin wash them off immediately with water If chemicals leak onto the unit clean the unit completely D Operation on car battery DC 12 V To car s cigarette lighter socket 12 V Optional exclusive car adapter JVC model CA R120E e First connect the car adapter to the DC IN 12 V jack not the cigarette lighter socket because shorting of a plug on the car may cause the fuse to blow out In addition be careful not to make a short circuit between the plugs AAC IN ue See 55 CAUTIONS WHEN USING THIS UNIT IN e Whenusing a car battery be sure to use the specified car adapter JVC model CA R120E to prevent mishaps or damage resulting from different polarity design For safety stop the car before performing operations Be sure to start the engine when you use the car adapter otherwise the car battery will be exhausted During transport stabilize the unit in a box etc This unit is not waterproof or dustproof To prevent malfunctions do not leave the unit in a car for long periods e Unplug the power cord from the AC IN jack when using the unit with a c
38. even after the power is Switched off The same timer function will repeat at the same time on the following day e When the timer mode is activated the 3 indicator blinks e When the power is switched on the sound is faded up from volume level 0 zero to the preset volume e To cancel timer operation Press the TIMER ON OFF button so that the timer mode indicator 03 goes out Notes e When the volume setting is set to VOL volume level is not specified the timer playback volume is at the level used before setting the timer In this case the fade in mode does not function e To stop during timer playback press the 0 1 button to switch the unit off Sleep timer operations using the remote control unit A Use this when you want to fall asleep while listening to a tape broadcast or CD 1 Setto the required source and tune in a broadcast or play back a CD or tape 2 Press the SLEEP button to set the sleep time SLEEP SLEEP lis shown in the display mi n 3 n 30 60 90 00 d Z Z YEN Source mode display Releasing the sleep mode e Sleep time settings of 30 60 90 120 minutes set When release the SLEEP button the source is displayed after 5 sec e The sleep timer operation will start and the power will be switched off after the specified time e Checking the sleep time When the SLEEP button is pressed the r
39. is blinking in the display Was there a power failure Was the power cord unplugged while the memory back up batteries were not installed CD Player Section e The CD player does not play s the CD upside down Is the CD dirty s there condensation on the lens See Cleaning the lens on page 26 e Acertain portion of the CD does not play correctly s the CD scratched s there condensation on the lens e Operation stops Switch to STANDBY and then to ON again Cassette Deck Section e Playback sound is at a very low level s the head dirty e The ONE TOUCH REC button does not function Have the safety tabs of the cassette been broken off Tuner Section e Reception is noisy Try adjusting the antenna s there a TV set or computer device near the unit Timer Section e Timer operation does not start s the current time set correctly Is the timer mode indicator Q3 displayed Remote Control e Remote control is impossible Are the batteries in the remote control exhausted Is the remote sensor section exposed to bright light direct sunlight etc Notes e When the above remedies do not help Many operations of this unit are performed by the control of a microprocessor If none of the buttons function unplug the power cord and remove all the batteries wait for a while then load the batteries again and plug it back in Reset the correct values for the clo
40. power on off e Switching on I ON STANDBY STANDBY AHBPRO VOLUME AHBPRO TAGS SOUND lt gt BD OD aco FEW TF 1 TAPE button STANDBY The STANDBY indicator goes out e The display window lights when using DC power it lights for only 5 seconds D e Switching off 1 ON STANDBY STANDBY X The STANDBY indicator lights e display window light goes off only the clock time is displayed One touch operation COMPU PLAY only when AC power is used Even when the power is set to STANDBY pressing the button shown below switches on the power and selects the source Function mode Operations gt When this button is pressed with a CD loaded CD playback begins lt gt TAPE When this button is pressed with a tape loaded tape playback begins BAND TUNER When this button is pressed the tuner is engaged AUX AUX A sound source connected to the AUX IN terminal can be engaged Notes e COMPU PLAY doesn t function when the unit is used with batteries or car adapter Press the 0 1 button to turn on To avoid battery exhaustion the display window normally doesn t light However when the 0 1 button is pressed to turn on or an operation button is pressed the display window lights for 5 seconds e When switching off the power be sure to press the 5 button e The COMPU PLAY
41. the pin 5 of CN602 or pin 5 of IC901 is OV a moment Slider turns REST SW ON Automatic tuning of TE offset Detection of disc Automatic tuning of Foucus offset Check that the voltage at the pin3 of IC601 side is 5V Automatic measurement of Confirm that Focus Focus Accutve amplitude S cuve siganl at the pin27 of p IC601 is approx 2Vp p Confirm that the siganl from Disc is rotated pin24 IC603 is 0V as a accelerated pulse during approx 400ms Focus servo ON Tracking servo ON 1 8V el Automatic measurement of Confirm the waveform of i Pod i Tracking error amplitude the Tracking error signal i Pod i at the pin25 of IC601 R612 Tracking Tracking tobe See 10 1 servo braked t ti pe Automatic measurement finishes Tracking error balance FREE Automatic tuning of Focus error balance TE balance 500mv div Tracking error waveform at TOC reading 2ms div Fig 1 Automatic tuning of Focus error gain Automatic tuning of Tracking error gain Confirm the eys pattern T 99158019 at the lead of 602 Play a disc 1 19 RV B550BU Maintenance of laser pickup 1 Cleaning the pick up lens Befor you replace the pick up please try to clean the lens with a alcohol soaked cotton swab 2 Life of the laser diode Fig 1 When the life of the laser diode has expired the following symptoms wil appear 1 Th
42. whichprevent emission of radiation when the drawer is open and the safety interlocks have failed or are de feated It is dangerous to defeat the safety switches VARNING Osynlig laserstr lning r denna del r ppnad och sp rren r urkopplad Betrakta ej str len Avattaessa ja suojalukitus ohitettaessa olet n kym tt m lle lasersateilylle Ala katso s teeseen VARO 5 CAUTION If safety switches malfunction the laser is able to function 6 CAUTION Use of controls adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure N CAUTION Please use enough caution not to see the beam directly or touch it in case of an adjustment or operation check ADVARSEL Usynlig laserstr ling ved bning sikkerhedsafbrydere er ude af funktion Undg uds ttelse for str ling ADVARSEL Usynlig laserstr ling ved pning n r sikkerhetsbryteren er avslott unng utsettelse for str ling REPRODUCTION AND POSITION OF LABELS WARNING LABEL CLASS 1 LASER PRODUCT WK T ES DANGER Invisibie laser radiation when open and interlock or defeated AVOID DIRECT EXPOSURE TO BEAM e VARO Avattaessa ja suojalukitus ohitettaessa olet alttiina n kym tt m lle lasers teilylle l katso s teeseen d ADVARSEL Usynlig laserstr ling ved bning nar sikkerhedsafbrydere er ude af funktion Undg uds ttelse for str
43. 02 SIN CL C B WIRE CD OPEN CLOSE S R17 QRE141J 104Y C RESISTOR 100K 5 1 4W FW401 1007 021002 SIN CR WIRE TO FW402 LAMP W 18 QRE141J 102Y RESISTOR 1 0K 5 1 4W FW601 WJK0042 001A E SI C WIRE C B AMP DENGEN 20 QRE141J 102Y C RESISTOR 1 0K 5 1 4W FW901 WJK0044 001A E SI C WIRE C B TRANS WIRE R 21 QRE141J 103Y C RESISTOR 10K 5 1 4W FW902 WJK0043 001A E SI C WIRE TRANS WIRE 28 QRE141J 512Y RESISTOR 5 1K 5 1 4W FW914 QJK002 024002 SIN CR C B WIRE MICON PWB SPK 30 QRE141J 104Y C RESISTOR 100K 5 1 4W IC 1 TA2008AN IG R 32 QRE141J 223Y C RESISTOR 22K 5 1 4W IC 2 LC72136N IC R 33 QRE141J 101Y C RESISTOR 100 5 1 4W lA 310 BA44W12ST V5 Z1 IC 34 QRE141J 393Y C RESISTOR 39K 5 1 4W 390 KIA78DL06PI 35 QRE141J 393Y RESISTOR 39K 5 1 4W 501 38525 37 QRE141J 560Y RESISTOR 56 5 1 4W 1 631 LA4705NA lt 111 gt R40 QRE141J 222Y C RESISTOR 2 2K 5 1 4W 801 BA15218N IC BBAMP 41 QRE141J 222Y C RESISTOR 2 2K 5 1 4W 10831 BA15218N IC 42 QRE141J 473Y RESISTOR 47K 5 1 4W 51901 0042 001 5 44 QRE141J 222Y RESISTOR 2 2K 5 1 4W J1902 0016 001 DC JACK R45 QRE141J 102Y C RESISTOR 1 0K 5 1 4W 46301 QNS0072 001 HEADPHONE JACK 46 QRE141J 103Y RESISTOR 10K 5 1 4W L 1 QQRO772 001 OSC COIL OSC 47 QRE141J 471Y C RESISTOR 470 5 1 4W L2 QQRO769 001 RF FM
44. 02J 912X MG RESISTOR R9086 NRSA02J 473X MG RESISTOR R9087 NRSA02J 222X RESISTOR R9088 NRSA02J 222X MG RESISTOR R9089 NRSAO2J 103X RESISTOR 9092 NRSA02J 103X MG RESISTOR R9093 NRSA02J 393X MG RESISTOR R9094 NRSA02J 473X MG RESISTOR R9095 NRSA02J 103X MG RESISTOR R9096 NRSA02J 104X MG RESISTOR R9097 NRSA02J 683X MG RESISTOR R9098 NRSA02J 103X MG RESISTOR R9099 NRSAO2J 823X MG RESISTOR R9101 NRSAO2J 102X MG RESISTOR R9102 NRSAO2J 102X MG RESISTOR 82501 QSW0647 001Z SW 52502 QSW0647 001Z SW 52503 QSW0647 001Z SW 52504 QSW0647 001Z SW S2505 QSW0647 001Z TACT SW S2506 QSW0647 001Z TACT SW S2507 QSW0647 001Z TACT SW 82508 QSW0647 001Z SW 52509 QSW0647 001Z SW 82510 QSW0647 001Z SW 82511 QSW0647 001Z SW 82512 QSW0647 001Z SW 52513 QSW0647 001Z SW 82514 QSW0647 001Z SW 82515 QSW0647 001Z SW 2521 QSwo122 001 PUSH SWITCH VR731 QVQ0112 B24 V RESISTOR WC101 QZW0038 001 WIRE CLAMP WC102 QZW0038 001 WIRE CLAMP 651 QAX0369 001Z CERA LOCK 16 9344 2 X9001 QAX0401 001 CRYSTAL SUB CLOCK X9002 QAX0410 001Z CERA LOCK MAIN CLOCK 3 16 RV B550BU W Electrical parts list Main board Block No 02 Parts number Parts name Remarks Area Parts number Parts name Remarks Area e 3 QCSB1
45. 0W 332 NRSA02J 123X RES C M 12K 5 1 10W R 333 NRSA02J 123X RES C M 12K 5 14 0W R 335 NRSA02J 152X MG RESISTOR 1 5 5 1 10W 336 NRSA02J 472X RES C M 4 7K 596 1 10W R 337 NRSA02J 332X MG RESISTOR 3 3K 5 1 10W R 338 NRSA02J 392X MG RESISTOR 3 9K 5 1 10W R 339 NRSA02J 222X MG RESISTOR 2 2K 5 1 10W R 340 NRS181J 391X MG RESISTOR 390 5 1 8W R341 NRSA02J 123X RES C M 12K 5 14 0W R 342 NRSA02J 203X MG RESISTOR 20K 5 1 10W R 343 NRSA02J 183X MG RESISTOR 18K 5 14 0W R 351 NRSA02J 683X MG RESISTOR 68K 5 1 10W x R 352 NRSA02J 912X RES C M 9 1K 5 1 10W 371 NRSA02J 123X RES C M 12K 5 1 10W R 372 NRSA02J 102X RES C M 1 0K 5 1 10W R 375 NRSA02J 151X MG RESISTOR 150 5 1 10W R 376 NRSA02J 472X RES C M 4 7K 5 1 10W 31 QVP0008 503Z SEMI V RESISTOR BIAS ADJ VR 32 QVP0008 503Z SEMI V RESISTOR BIAS ADJ VR37 QVP0008 103Z SEMI V RESISTOR TAPE SPEED ADJ 3 22 RV B550BU MEMO 3 23 RV B550BU Block 4 M M Packing materials and accessories parts list Block No M 5 M 3 24 Parts list Packing RV B550BU Block No M4MM LA Partsnumber Parisname Description Area QPA01202505 QPA02503503P QPC09006015P LV32002 002A LV10169 002A LV10169 003A FOR POWER CORD FOR INST FOR SET POLY BAG POLY BAG POLY BAG CARTON BOTTOM L BOTTOM R Parts list Accsseories Block
46. 0W metal part This corresponds to 0 5 mA AC r m s or more sensitivity 0 15uF AC TYPE Place this Good earth ground Warning 1 This equipment has been designed and manufactured to meet international safety standards 2 It is the legal responsibility of the repairer to ensure that these safety standards are maintained 3 Repairs must be made in accordance with the relevant safety standards 4 It is essential that safety critical components are replaced by approved parts 5 mains voltage selector is provided check setting for local voltage N CAUTION Burrs formed during molding may be left over on some parts of the chassis Therefore pay attention to such burrs in the case of preforming repair of this system 1 2 RV B550BU Importance administering point on the safety szz 0828 82516 150 0812 82517 5150 091 62528 2 LJ 250 F1901 pa 21902 ior 1063 sea O 190 001 8 8 SA TIS 8281 Fu n 1d30X3 C1903 C1904 Li n 6 3A 125V 01902 5 ri 5 8 L S 01901 S s s s 6 3A 125V 8 8 GE enm B2853 250 osz E D oos
47. 1 2SB624 4 X TRANSISTOR R2506 NRSA02J 121X MG RESISTOR Q3572 2SD601A R X TRANSISTOR R2507 NRSA02J 151X MG RESISTOR 04101 2 021445 TRANSISTOR R2508 NRSA02J 221X MG RESISTOR Q4102 2SD596 4 X TRANSISTOR R2509 NRSA02J 271X MG RESISTOR 04201 2SD2144S VW T TRANSISTOR R2510 NRSA02J 391X MG RESISTOR Q4202 2SD596 4 X TRANSISTOR R2511 NRSA02J 561X MG RESISTOR 04301 2SD601A R X TRANSISTOR R2512 NRSA02J 102X MG RESISTOR Q7351 2SD601A R X TRANSISTOR R2513 NRSA02J 182X MG RESISTOR 07352 2SD601A R X TRANSISTOR R2514 NRSA02J 391X MG RESISTOR 07353 2SA1037AK RS X TRANSISTOR R2515 NRSA02J 473X MG RESISTOR Q7354 UN2216 X TRANSISTOR R2516 NRS181J 473X MG RESISTOR 09001 25C2714 0 X TRANSISTOR MAIN CLOCK R2518 NRSA02J 223X MG RESISTOR 09002 25 2714 0 TRANSISTOR MAIN CLOCK R2520 NRSA02J 391X MG RESISTOR 09003 2SD601A R X TRANSISTOR R2521 NRSA02J 102X MG RESISTOR 09006 2SA1037AK RS X TRANSISTOR R2522 NRSA02J 102X MG RESISTOR Q9010 UN2210 X TRANSISTOR R2523 NRSA02J 332X MG RESISTOR Q9011 UN2210 X TRANSISTOR R3361 NRSA02J 390X MG RESISTOR Q9013 UN2210 X TRANSISTOR R3362 NRSA02J 102X MG RESISTOR R601 NRSAO02J 113X MG RESISTOR R3363 NRSA02J 472X MG RESISTOR 3 14 RV B550BU W Electrical parts list Micon board Block No 01 Parts number Parts name Remarks Area Parts number Parts name Remarks R3571 NRSA02J 472X RESISTOR R9014
48. 2292 e After loading a cassette tape simply press the TAPE button The power is switched on and the tape starts playback To select the playback direction press the TAPE button The change in direction can be checked with the tape direction indicator lt or e When the tape plays back with the reverse mode set to Z single side play or 22 both sides play mode the tape stops automatically at the end of the tape after playing one or both sides When the reverse mode is set to the CZ continuous play mode the tape continuously plays one side after the other until you stop operation OPEN f Turn the OPEN knob to the left to open the cassette holder Close the cassette holder Notes e Place the unit on a level surface otherwise the cassette holder may not open when you turn the OPEN knob e Do not turn the OPEN knob until the tape mechanism has stopped moving e When no tape is loaded in the deck its tape playback direction cannot be switched over How to fast wind tapes 1 Press the button to set to TAPE mode 2 Press the 44 FF button USING WITH ANOTHER AUDIO UNIT Operate in the order shown e When AC power is used When battery power is used switch on the b button first then perform operation PRESET ONETOUCH TUNNG REC eit BEAT CUT STOP Y 1 Connect the audio unit turntab
49. 5 1 4W 150 5 1 4W 47K 5 1 4W 47K 5 1 4W 2 7 5 1 4W 10K 5 1 4W 10K 5 1 4W Area 3 19 RV B550BU Electrical parts list Main board Block No 02 Parts number Parts name Remarks Area T 2 QQRO719 001 I F TFRANSEFORME TC 2 725 2002 T CAPACITOR MW RF TC 3 QAT3725 100Z T CAPACITOR TP 1 QNZ0104 001 POST PIN TO ROD ANT TP 2 QNZ0104 001 POST PIN GND W 1 QUB223 19HPHP SIN TWIST WIRE BATT WIRE UM 3 W 3 QUB231 15HPHP SIN TWIST WIRE W 4 QUB233 06HPHP SIN TWIST WIRE QAX0402 001 CRYSTAL Z1901 QNG0020 001Z FUSE CLIP 21902 00020 0012 FUSE FOR 1902 21904 00020 0012 FUSE FOR 1904 21911 00020 0012 FUSE 21922 00020 0012 FUSE FOR F1902 21944 00020 0012 FUSE FOR 1904 E Electrical parts list Switch board Block No 03 Parts number Parts name Remarks Area QGB2011L1 10 1SR139 400 T2 SG 105F3 BB C QNZ0104 001 QSW0832 001 QSW0832 001 QSW0832 001 QSW0832 001 QSW0859 001 10P PLUGASSY SI DIODE PHOTO SENSER POST PIN CASSETTE SWITCH CASSETTE SWITCH CASSETTE SWITCH CASSETTE SWITCH SWITCH R REC TAPE 70U F REC 3 20 RV B550BU W Electrical parts list Head AMP board Block No 04 Parts number Parts name Remarks Area Parts number Parts name Remarks 101 NCS21HJ 821X C CAPACITOR 820PF 5 50V
50. 6301 DTA114ESA T DIGITAL TR TAPE MUTE DRIV 03301 155133 2 SI DIODE 08101 2SC2785 FE T TRANSISTOR D3302 155133 2 SI DIODE Q8102 2SC2785 FE T TRANSISTOR D3791 MTZJ6 2A T2 Z DIODE IDM 08103 2SC2785 FE T TRANSISTOR D3901 MTZJ8 2B T2 DIODE 08201 2SC2785 FE T TRANSISTOR D6301 155133 2 SI DIODE Q8202 2SC2785 FE T TRANSISTOR D6302 155133 2 SI DIODE 08203 2SC2785 FE T TRANSISTOR D6303 155133 2 SI DIODE Q8301 DTC144TSA T D TR D6304 155133 2 SI DIODE Q8302 DTA114ESA T DIGITAL TR TAPE 08301 MTZJ4 3B T2 ZENER DIODE Q8351 DTC124TSA T TRANSISTOR 08302 155133 2 SI DIODE 08352 2SA1175 HFE T TRANSISTOR D8303 155133 2 SI DIODE 08353 2SC2785 HFE T TRANSISTOR 08304 1SS133 T2 SI DIODE 08354 2SC2785 HFE T TRANSISTOR 08351 1SS133 T2 SI DIODE R 1 QRE141J 104Y C RESISTOR 100K 5 1 4W 08352 155133 2 SI DIODE 2 QRE141J 473Y C RESISTOR 47K 5 1 4W 08353 155133 2 SI DIODE R 3 QRE141J 4R7Y C RESISTOR 4 7 5 1 4W 08354 155133 2 SI DIODE R 7 QRE141J 104Y C RESISTOR 100K 5 1 4W 08355 1SS133 T2 SI DIODE 9 QRE141J 102Y C RESISTOR 1 0K 5 1 4W 08356 155133 2 SI DIODE 12 QRE141J 472Y RESISTOR 4 7K 5 1 4W 08357 155133 2 SI DIODE 13 QRE141J 104Y RESISTOR 100K 5 1 4W 08358 155133 2 SI DIODE 15 QRE141J 222Y RESISTOR 2 2K 5 1 4W FW251 1008 026802 SIN CR WIRE TO FW261 SPK LE R16 QRE141J 472Y C RESISTOR 4 7K 5 1 4W FW256 005 0210
51. 7 QRE141J 562Y C RESISTOR 5 6K 5 1 4W RV B550BU R6208 R6301 R6302 R6303 R6325 R8101 R8102 R8103 R8104 R8105 R8107 R8108 R8109 R8111 R8113 R8114 R8115 R8116 R8117 R8201 R8202 R8203 R8204 R8205 R8207 R8208 R8209 R8211 R8213 R8214 R8215 R8216 R8217 R8301 R8302 R8303 R8304 R8305 R8306 R8321 R8327 R8351 R8352 R8354 R8355 R8356 R8357 R8358 R8359 R8360 R8361 R8362 R8363 R8364 R8365 R8366 R8367 R8368 R8369 R8370 R8372 R8373 1901 Parts number QRE141J 102Y QRE141J 103Y QRE141J 153Y QRE141J 153Y QRE141J 153Y QRE141J 272Y QRE141J 562Y QRE141J 182Y QRE141J 184Y QRE141J 821Y QRE141J 153Y QRE141J 152Y QRE141J 474Y QRE141J 104Y QRE141J 472Y QRE141J 821Y QRE141J 104Y QRE141J 154Y QRE141J 103Y QRE141J 272Y QRE141J 562Y QRE141J 182Y QRE141J 184Y QRE141J 821Y QRE141J 153Y QRE141J 152Y QRE141J 474Y QRE141J 104Y QRE141J 472Y QRE141J 821Y QRE141J 104Y QRE141J 154Y QRE141J 103Y QRE141J 152Y QRE141J 474Y QRE141J 223Y QRE141J 223Y QRE141J 153Y QRE141J 473Y QRE141J 101Y QRE141J 223Y QRE141J 473Y QRE141J 104Y QRE141J 101Y QRE141J 474Y QRE141J 124Y QRE141J 101Y QRE141J 475Y QRE141J 102Y QRE141J 822Y QRE141J 473Y QRE141J 822Y QRE141J 101Y QRE141J 473Y QRE141J 101Y QRE141J 224Y QRE141J 151Y QRE141J 473Y QRE141J 473Y QRE141J 275Y QRE141J 103Y QRE141J 103Y QSW0555 001 Parts name C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RES
52. 8 RANDOM AUTO 10 10 PRESET REPEAT TAPE y UNER BAND AUX CD H gt AMMODE REVERSE MODE REW MULTI CONTROL FF kaa gt gt DISPLAY SOUND 5 Useful functions for recording When the tape direction is set to reverse direction after a cassette tape is inserted 1 Press the lt gt button twice to change the tape direction to gt forward direction 2 Press the m STOP button 3 Change the mode to CD by pressing the CD 1 button If a non recorded tape with side A facing out is recorded in the reverse direction 4 the recording is stopped immediately When non recorded sections between tunes are not required 1 Press the CD button twice The CD player enters the pause mode 2 Press the ONE TOUCH REC button to start recording Note e Depending on the CD used non recorded sections of different lengths may be left between tunes To record one track Play the track to be recorded Then press the ONE TOUCH REC button to locate the beginning of the track and enter the one track recording mode After the recording is finished the CD player and cassette deck both stop To record only on side B or in the middle of a tape 1 Load the cassette with the required side facing out 2 Setthe reverse mode to Z with the remote control unit 3 Press the ONE TOUCH REC button on the main unit Synchronized recording starts and the cassette deck stops automa
53. 80 001 VYH5601 001 LV40718 001A LV40719 001A LV40749 001A QYSDSF2614Z LV40721 001A LV40720 002A QYSBSF3014Z LV30845 001A LV10192 001A VYSA1R6 080 VJD5410 205 QYSDSF2006M VKZ4791 001 VKZ4791 001 LV40723 001A QYSBSF3010Z LV10162 009A LV31305 001A QYSBSF3010Z LV40726 001A VYH4769 002SS VXL4442 001 VYSA1R6 080 LV10163 008A PQ45130 7 FRONT CABI ASSY SPEAKER SCREW T SCREW SPK LED HOLDER LCD LENS POWER BUTTON VOLUME BUTTON SCREW LENS LED HOLDER PACKING SHEET L PACKING SHEET R TAP SCREW CASSETTE HOLDER SPECIAL SCREW DOOR COVER EJECT SAFTY DOOR LENS CASSETTE SPRING GEAR EJECT KNOB CAM CASS TENSION SPRING SCREW DOOR SPRING COLLAR CASS SLC MECHA ASS Y SCREW HEAD SHIELD CASS CHASSIS SPACER EXL MeMAYPM PICK COVER SCREW INSULATOR INSULATOR CD MECHA HOLDER SCREW CD CASE SHIELD SCREW LOCK LEVER GEAR VOLUME KNOB SPACER CD DOOR JVC MARK 32 e oa poa a poa 444 pp a aa anm ROD Block No H F WELDING UR FOR SPK SPK LED PWB AS SILK X 1 BUTTON SW PWB AS PAD X 1 ABS PEFU FRONT CABI PEFU FRONT CABI SPK CON FRONT MIPS EJECT SAFTY CASS HOLDER PC SILK X 2 SUS POM ABS POM CAM DOOR COVE E KNOB CAM SUS T1 0 SLIDER D COVE FOR SLC SPTE T 0 4 MIPS FOR CASS CHASSI EGC T1 0 FOR HOLDER MIPS FOR CD CASE FOR MICON PWB POM FOR CD CASE MIC VOLUME FOR MICON PWB FOR C
54. A R120E car adapter 27 W with b SW 3 0 W with b SW STANDBY 541 W x 215 H x 259 D mm including knobs 6 3 without batteries 7 2 kg with batteries AC power cord x 1 Remote control unit RM RXVB55E x 1 R6 AA 15F batteries x 2 Shoulder strap x 1 Design and specifications are subject to change without notice 27 VICTOR COMPANY OF JAPAN LIMITED G EN 0200MNMUIAJEIN
55. BU4094BCF X C102 NCS21HJ 221X C CAPACITOR 220PF 5 50V 1301 QQR0620 001 OSC COIL BIAS C103 QEKJOJM 227Z E 220MF 20 6 3V 303 QQLO1BK 100Z INDUCTOR C104 NCB21HK 333X C CAPACITOR 033MF 10 50V 0101 DTC114TKA X TRANSISTOR C105 NCB21HK 222X C CAPACITOR 2200PF 1096 50V Q102 DTC114TKA X TRANSISTOR REC EQ CONT C106 QEKJ1CM 106Z E CAPACITOR 10MF 20 16V Q201 DTC114TKA X TRANSISTOR C107 NCS21HJ 561X C CAPACITOR 560PF 5 50V Q202 DTC114TKA X TRANSISTOR REG EQ CONT C108 QEKJ1EM 475Z E CAPACITOR 4 7MF 20 25V Q301 DTA144EKA X TRANSISTOR REC EQ CONT C109 QEKJ1EM 475Z E CAPACITOR 4 7MF 20 25V 0302 28C2001 K T TR C110 21 682 6800PF 10 50V Q303 25 2001 TR I M C111 2 122 CAPACITOR 1200PF 10 50V 0304 25 2001 1 TRANSISTOR C112 NCB21EK 683X C CAPACITOR 068MF 10 25V 0305 25 2001 1 TRANSISTOR C113 NCB21HK 222X C CAPACITOR 2200PF 10 50V 0306 2SC2412K RS X CHIP TR C M C121 NCS21HJ 331X C CAPACITOR 330PF 5 50V 0307 28C2412K RS X CHIP TR C M C201 NCS21HJ 821X C CAPACITOR 820PF 5 50V Q308 28C2412K RS X CHIP TR C M C202 NCS21HJ 221X C CAPACITOR 220PF 5 50V Q309 28C2412K RS X CHIP TR C M C203 QEKJOJM 227Z E CAPACITOR 220MF 20 6 3V Q321 DTC144EKA X TRANSISTOR C204 NCB21HK 333X C CAPACITOR 033MF 10 50V 0323 2SC2412K RS X CHIP TR C M C205 21 222 C CAPACITOR 2200PF 10 50V Q371
56. CAPACITOR MOTOR B R213 NRSA02J 472X RES C M 4 7K 5 1 10W C375 QEKJ1AM 107Z E CAPACITOR 100MF 20 10V 8214 NRSA02J 272X MG RESISTOR 2 7K 5 1 10W C376 21 103 C CAPACITOR 010MF 10 50V 8216 NRSA02J 102X RES C M 1 0K 5 1 10W CN31 QGF1205F1 06 CONNECTOR PRI HEAD 8221 NRSAO02J 102X RES C M 1 0K 5 1 10W CN32 QGB2011M1 10 PWB CONECTOR R301 NRS181J 221X MG RESISTOR 220 5 1 8W CN33 QGF1205F1 09 CONNECTOR PRI MICON R303 NRSA02J 393X MG RESISTOR 39K 5 1 10W CN34 QGF1205F1 10 CONNECTOR R304 NRS181J 101X MG RESISTOR 100 5 1 8W 2301 MA152WA X DIODE R305 NRSA02J 222X MG RESISTOR 2 2K 5 1 10W D309 MA704A X S K DIODE R306 NRSA02J 222X MG RESISTOR 2 2K 5 1 10W D375 MA3051 M X ZENER DIODE R310 NRS181J 560X MG RESISTOR 56 5 1 8W FW31 QUMO24 06A273 EF FLAT R311 NRS181J 560X MG RESISTOR 56 5 1 8W IC 31 BA3126N IC HEAD SW R313 NRSA02J 3R3NY 3 3 5 1 10W 32 7317 PB amp REC R314 NRSA02J 223X RES C M 22K 5 1 10W 3 21 RV B550BU Electrical parts list Head board Block No 04 Item Parts number Parts name Remarks Area R315 NRSA02J 100X MG RESISTOR 10 5 1 10W R316 NRSA02J 223X RES C M 22K 5 1 10W R317 NRSA02J 100X MG RESISTOR 10 5 1 10W R319 NRSA02J 152X MG RESISTOR 1 5 5 1 10W 322 NRSA02J 152X MG RESISTOR 1 5 5 1 10W 327 NRSA02J 474X MG RESISTOR 470K 5 1 1
57. D DOOR Parts list General assembly NAM EN awy _ VYH3644 201 VYH7313 003 VYH7314 001 VYH7315 005 LV40718 001A QYSBSF2610Z LV30846 001A LV40725 001A LV40728 002A LV40729 002A LV30847 001A QYSBSF3012Z LV30848 001A E65923 003 QYSBSF3012Z QYSBSF3012Z LV40730 001A QYSBSF3010Z VYSA1R6 080 LV30849 001A VYH8193 002 LV10164 030A VND4118 004 FMJA3001 00A D VYH5012 006 QYSBSF3012Z LV41032 001A E65923 003 QYSDSP3012N VYH8101 001 QYSBSF3030Z LV30225 021A VJC2016 341 VYH5657 001 LV10165 005A LV10166 005A QYSBSF3012N VKH3012 073 QYSBSF3040Z QYSBSF3010Z LV31998 004A LV40231 001A QLD0024 002 E70306 001 QQT0247 004 QMF51E2 4R0 J1 QMF51E2 6R3 J1 LV41029 001A CLAMPER MAGNET YOKE PAD EJECT KNOB SCREW SLIDER CD TORSION SPRING COLLAR CD CD DOOR SPRING HEAT SINK A SCREW HEAT SINK B TAPPING SCREW SCREW SCREW HEAT SINK BKT SCREW SPAGER LCD HOLDER SHEET REAR CABINET CAUTION LABEL ROD ANT ASS Y TERMINAL LUG SCREW TUNER HOLDER TAPPING SCREW SCREW TRANS SUPPORT SCREW SPACER BATTERY COVER BATTERY SPRING SIDE PROT ASY L SIDE PROT ASY R SCREW SHAFT E SCREW SCREW NAME PLATE CAUTION LABEL L C DISPL PANEL HEAT SINK POWER TRANS FUSE FUSE HEAT SINK 2 2 un BB dd o o o a RV B550BU Block M1MM FOR OPTIMA 6 ABS E KN
58. EC goes out If you do this timer recording will not start at the timer start time Notes Once the timer has been set the start and stop times etc are stored in memory When timer recording or playback is required at different times the timer must be set again e After setting the timer start and stop times check that the tuner is tuned to the required frequency e If memory back up batteries are exhausted or not installed and the power cord is disconnected or there is a power failure timer settings will be erased from memory If this happens set the current time and perform the timer setting again Timer playback e Timer playback of tapes broadcasts and CDs is possible Operations SPEAKER ILLUMINATION JACS OI PRESET ONETOUCH AUX TUNING REC lt gt BAND MULTI CONTROL VOLUME TIMER CLOCK 1 TIMER 1 ON OFF HI 1 el eoo 5 lt BEATCUT TO S TS REW STOP 1 Set the YI button to ON 2 Setthe timer Refer to Setting the timer on page 23 FF Source sound Timer mode Operations CD play CD Load a disc Tape playback TAPE Load a cassette tape Broadcast TUNER Tune to the required station Set the button to STANDBY e Timer playback will start at the timer start time and the power will be switched off at the timer stop time The unit remains in the same timer mode
59. EL ASSY L WDL173525 6 SLIT WASHER VKZ3174 00A DC SOLENOID VKB3000 181 CAPSTAN BELT MSI 5U2LWA D C MOTOR ASS Y VKR4761 001 MOTOR PULLEY QYSPSP2604Z SCREW QYSBSF2608Z T SCREW QYSBSF2006Z SCREW VKS2275 00B FOR P W B 4 2 2 1 1 1 1 1 1 1 1 1 2 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 3 1 3 9 RV B550BU Grease point 1 3 Grease EM 30L e UD 24 5 LEN 320M Fig 4 RV B550BU Grease point 2 3 Note It is a putting up of the control cam to UD 24H Hanarl and LEN 320M Grease dipping on the Control cam RV B550BU Grease point 3 3 Qf SAL Ne Electrical parts list W Electrical parts list Micon board Block No 01 RV B550BU C 604 C 605 C 606 C 607 C 608 C 609 C 610 C611 C612 C613 C614 C 615 C616 C 617 C618 C619 C 620 C 622 C 623 C 628 C 629 C 631 C 632 C 640 C 641 C 651 C 652 C 653 C 655 C 661 C 662 C 663 C 664 C 665 C 671 C 672 C 673 C 674 C 675 C 691 C 692 C 693 C 694 C 696 C 697 C 698 C 699 CN251 CN252 CN403 CN405 CN406 CN407 CN408 CN601 CN602 CN901 CN902 CN904 CN907 C2501 C2502 C3361 Parts number QEKC1AM 107Z QETN1HM 106Z NCB21HK 102X NCB21HK 102X QETN1HM 105Z NCS21HJ 101X QFLM1HJ 273Z NCB21HK 472X NCB21HK 103X NCS21HJ 331X QFVF1HJ 104Z NCB21HK 223X NCB21HK 223X NCB21HK 223X NCB21HK 222X NCS21HJ 271X NCS21HJ 181X QET
60. Example To designate the 20th track Press the 10 button once then press track number button 10 To designate the 25th track Press the 10 button twice then press track number button 5 10 button Each time this button is pressed the number increases by 10 First press this button to set the 10 s digit then press the track number button to set the 1 s digit TIMER CLOCK TIMER ON OFF 074 r AUTO TO preseT REPEAT AUX CD II TAPE oa TT 2 e To skip to another track during play When the required track number button is pressed the display shows the designated track number and play starts from the beginning of the designated track Programmed play using the remote control unit e Upto 20 tracks can be programmed to be played in any required order The total playing time of programmed tracks is displayed up to 99 minutes 59 seconds Example When programming the 2nd track to be played first and the 6th track next then the 12th track etc 1 2 3 HE PROGRAM i z gt 7 8 bs TRACK gg PROGRAM 10 1O E EA REPEAT OO LJ 4 2 To designate the 12th track The 12th track 144 gt gt AUX cp ANS 2 10 SS 6 e 1331 REVERSE MODE REW MULTI CONTROL pium 2 gt C The total p
61. F 20 50V 1 0MF 20 50V 027MF 5 50V 5 50V 47MF 20 25V 5 50V 100MF 20 10V 470MF 20 10V 100MF 20 10V 022MF 5 50V 10MF 5 50V AG DG DENGEN NOISE DENGEN NOISE DENGEN NOISE DENGEN NOISE TO RF 22MF 20 10V 47MF 20 16V 100MF 20 10V Area Item C3362 C3571 C4142 C4143 C4144 C4145 C4151 C4242 C4243 C4244 C4245 C4251 C4341 C4342 C4343 C4344 C7351 C7352 C7353 C7354 C7355 C7356 C7357 C7358 C9001 C9002 C9003 C9004 C9005 C9006 C9007 C9008 C9009 C9011 C9012 C9013 C9015 C9016 C9017 C9018 C9019 C9020 C9021 C9022 C9023 C9024 C9025 C9026 C9027 C9031 C9034 C9035 C9036 C9037 C9038 C9039 C9040 D 661 D2502 D2504 D2505 D2506 D2507 Parts number QER61EM 475Z QER41CM 476 NCS21HJ 100X QER61EM 475Z QER61EM 475Z QTE1V06 106Z NCB21HK 681X NCS21HJ 100X QER61EM 475Z QER61EM 475Z QTE1V06 106Z NCB21HK 681X QER41CM 476 QER61CM 107Z NCS21HJ 151X QER61EM 475Z QETN1HM 226Z QETN1HM 226Z NCS21HJ 390X QETN1HM 335Z QER61HM 474Z QETN1HM 336Z QETN1HM 335Z QETN1HM 475Z NCS21HJ 220X NCS21HJ 220X NCS21HJ 151X NCS21HJ 471X NCS21HJ 240X NCS21HJ 240X NCS21HJ 360X NCS21HJ 360X NCB21HK 103X NCB21HK 103X QER61HM 226Z NCS21HJ 151X NCS21HJ 151X NCS21HJ 151X NCS21HJ 151X QER41AM 107 QER61HM 106Z QER61HM 106Z QER61HM 106Z NCB21HK 103X NCS21HJ 151X NCS21HJ 101X NCS21HJ 151X NCS21HJ 151X NCS21HJ 680X NCB21HK 103X NCS21HJ 151X NCS21
62. FN31HJ 124Z M CAPACITOR 12MF 5 50V CN193 QGA7901C1 04 CONNECTOR C8202 QFN31HJ 124Z M CAPACITOR 12MF 5 50V CN631 QGF1205C1 13 CONNECTOR C8203 QTE1E06 226Z E CAPACITOR CN632 QGF1205C1 14 CONNECTOR C8205 QFVF1HJ 684Z TF CAPACITOR 68MF 596 50V CN633 QGB2501K1 04 CONNECTOR C8206 QCS11HJ 150 C CAPACITOR 15PF 5 50V C1901 QFLM1HJ 683Z M CAPACITOR 068MF 5 50V C8301 4762 E CAPACITOR 47MF 20 16V C1902 QFLM1HJ 683Z M CAPACITOR 068MF 596 50V C8303 1042 20 50V C1903 QFLM1HJ 683Z M CAPACITOR 068MF 596 50V C8304 4752 E CAPACITOR 4 7MF 20 50V C1904 QFLM1HJ 683Z M CAPACITOR 068MF 5 50V C8305 1062 10MF 20 50V C3191 1 06 2262 E CAPACITOR C8322 4762 47MF 20 16V C3192 QETN1EM 107Z E CAPACITOR 100MF 20 25V C8351 QCS11HJ 680 C CAPACITOR 68PF 5 50V C3301 QDYB1CM 103Y C CAPACITOR C8352 QCBB1HK 221Y C CAPACITOR 220PF 10 50V C3302 1072 E CAPACITOR 100MF 20 16V C8353 221 220PF 10 50V 3 17 RV B550BU Electrical parts list Main board Block No 02 Item Parts number Parts name Remarks Area Parts number Parts name Remarks Area C8354 QCS11HJ 330 C CAPACITOR 33PF 5 50V L3 QQR0770 001 BAR ANTENA MW RF
63. HJ 151X NCS21HJ 151X NCS21HJ 151X NCS21HJ 151X NCB21HK 103X NCB21HK 102X 155133 2 SLR 342VR T15 SLR 342MG T15 1SS133 T2 SLR 342VR T15 1SS133 T2 Parts name E CAPACITOR E CAPACITOR C CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR C CAPACITOR C CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR C CAPACITOR E CAPACITOR E CAPACITOR C CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR C CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR E CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR SI DIODE LED LED SI DIODE LED SI DIODE Remarks 4 7MF 20 25V 47MF 20 16V 4 7MF 20 25V 4 7MF 20 25V 4 7MF 20 25V 4 7MF 20 25V 47MF 20 16V 100MF 20 16V 4 7MF 20 25V 22MF 20 50V 22MF 20 50V 3 3MF 20 50V 47MF 20 50V 33MF 20 50V 3 3MF 20 50V 4 7MF 20 50V SUB CLOCK SUB CLOCK BEAT MAIN CLOCK MAIN CLOCK MAIN CLOCK MAIN CLOCK VDD RESET 22MF 20 50V 100MF 20 10V BASS TRE 10MF 20 50V AVREF STAND BY LED ACS IND GR AHB ON OFF R Area 3 13 RV B550BU
64. HK 6R8Y C CAPACITOR 6 8PF 10 50V C3303 QFVJ1HJ 334Z M CAPACITOR 33MF 5 50V QDYB1CM 103Y C CAPACITOR C3304 1072 100MF 20 16V c 7 QCS11HJ 200 C CAPACITOR 20PF 596 50V C3791 QDYB1CM 103Y C CAPACITOR QCSB1HJ 120Y C CAPACITOR 12PF 5 50V C3901 QETN1AM 107Z E CAPACITOR 100MF 20 10V C 13 QDX31EM 223Z C CAPACITOR C3902 QDX31EM 104Z C CAPACITOR C 16 QDYB1CM 103Y C CAPACITOR C5101 QFLM1HJ 222Z M CAPACITOR 2200PF 5 50V C 17 QCS11HJ 200 C CAPACITOR 6 8PF 10 50V C5102 QTE1H28 475Z E CAPACITOR C 21 QDX31EM 473Z C CAPACITOR 5103 QTE1H06 475Z E CAPACITOR 22 QFP31HJ 431Z CAPACITOR 430PF 5 50V C5104 QFLM1HJ 563Z M CAPACITOR 056MF 5 50V C 23 QDCB1HK 4R7Y C CAPACITOR C5105 QFLM1HJ 563Z M CAPACITOR 056MF 5 50V 25 QDX31EM 223Z C CAPACITOR C5106 QFLM1HJ 562Z M CAPACITOR 5600PF 5 50V C 26 QFLM1HJ 472Z M CAPACITOR 4700PF 5 50V 5201 QFLM1HJ 222Z M CAPACITOR 2200PF 5 50V C 31 QDGB1HK 102Y C CAPACITOR C5202 QTE1H28 475Z E CAPACITOR 32 QDYB1CM 103Y C CAPACITOR 5203 QTE1H06 475Z E CAPACITOR C 33 QETN1AM 107Z E CAPACITOR 100MF 20 10V C5204 QFLM1HJ 563Z M CAPACITOR 056MF 5 50V 35 QDYB1CM 103Y C5205 QFLM1HJ 563Z M CAPACITOR 056MF 5 50V C 36 QETN1HM 475Z E CAPACITOR 4 7MF 20 50V C5206 QFLM1HJ 562Z M CAPACITOR 5600PF 5 50V 37 QDGB1HK 102Y C CAPACITOR 5301 1062 E CAPACIT
65. III 9 10 11 12 13 14 15 16 17 18 LA4705N 1 BIAS Jover VOLTAGE Y circuit SURGE PROTECTOR ISTANDBY SW POP NOISE PREDRIVER PREVENTION CIRCUIT 9 LOAD SHORT PROTECTOR 4 OUTPUT PIN GND gt in SHORT PROTECTOR OUTPUT PIN TO GND SHORT PROTECTOR Mo E gt we LOAD SHORT PROTECTOR PREDRIVER gt lt OUTPUT PIN TO Vcc SHORT PROTECTOR POWER 9 9 NC Vcc2 POWER GND1 POWER GND2 1 23 RV B550BU 8525 IC501 E Volume 1 Block diagram tc e e E 2 S O S O E zi 2 2 2 Z m amp Fro 9 LB 24 23 22 21 20 19 18 17 16 15 14 13 2k 10M 10 10 BASS TREBLE TONE CONTROL l LLI 215 L O o Q 0 binis 2 EM CONTROL T4 2E gee Y i 5 v sm o gt gt lt Y BASS TREBLE TONE CONTROL 2k 10 1 2 BJ 4 5 6 7 8 9 fol BAI x O Z Zz L Z o zo 9 m gt gt 6 a 9 a Pg
66. ISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR C RESISTOR VOLTAGE SELCTOR Remarks 1 0K 5 1 4W 10K 5 1 4W 15K 596 1 4 15K 5 1 4 15K 5 1 4 2 7K 5 1 4W 5 6K 5 1 4W 1 8K 5 1 4W 180K 5 1 4W 820 5 1 4W 15K 596 1 4 1 5K 5 1 4W 470K 596 1 4W 100 5 1 4W 4 7K 5 1 4W 820 5 1 4W 100 5 1 4W 150K 5 1 4W 10K 5 1 4W 2 7K 5 1 4W 5 6K 5 1 4W 1 8K 5 1 4W 180K 5 1 4W 820 5 1 4W 15K 596 1 4 1 5K 5 1 4W 470K 5 1 4W 100 5 1 4W 4 7K 5 1 4W 820 5 1 4 100 5 1 4W 150K 5 1 4W 10K 5 1 4W 1 5K 5 1 4W 470K 596 1 4W 22K 5 1 4W 22K 596 1 4W 15K 5 1 4 47K 5 1 4W 100 5 1 4W 22K 5 1 4W 47K 5 1 4W 100 5 1 4W 100 5 1 4W 470K 596 1 4W 120 5 1 4W 100 5 1 4W 4 7M 5 1 4W 1 0K 5 1 4W 8 2K 5 1 4W 47K 5 1 4W 8 2K 5 1 4W 100 5 1 4W 47K 5 1 4W 100 5 1 4W 220K
67. ISTOR R9065 NRSA02J 563X MG RESISTOR R7361 NRSA02J 224X MG RESISTOR R9066 NRSA02J 473X MG RESISTOR R7362 NRSA02J 102X MG RESISTOR R9067 NRSA02J 333X MG RESISTOR R7363 NRSA02J 102X MG RESISTOR R9068 NRSA02J 104X MG RESISTOR 7364 NRSA02J 103X RESISTOR R9069 NRSA02J 102X MG RESISTOR R7365 NRSA02J 473X MG RESISTOR 9070 NRSA02J 102X MG RESISTOR 7366 NRSA02J 104X MG RESISTOR R9071 NRSA02J 223X MG RESISTOR R9001 NRSAO2J 681X MG RESISTOR R9072 NRSA02J 333X MG RESISTOR R9002 NRSA02J 681X MG RESISTOR 9073 NRSA02J 222X MG RESISTOR 9003 NRSA02J 222X MG RESISTOR 9074 NRSA02J 103X MG RESISTOR R9004 NRSA02J 222X MG RESISTOR 9075 NRSA02J 102X MG RESISTOR R9005 NRSA02J 153X MG RESISTOR R9076 NRSA02J 102X MG RESISTOR R9006 NRSA02J 472X MG RESISTOR 9077 NRSA02J 472X MG RESISTOR R9007 NRSA02J 222X MG RESISTOR R9078 NRSA02J 223X MG RESISTOR R9009 NRSA02J 102X MG RESISTOR 9079 NRSA02J 243X MG RESISTOR R9010 NRSA02J 103X MG RESISTOR R9080 NRSA02J 243X MG RESISTOR 9011 NRSA02J 222X MG RESISTOR R9081 NRSAO2J 912X MG RESISTOR R9012 NRSAO2J 222X MG RESISTOR R9082 NRSAO2J 102X MG RESISTOR R9013 NRSAO2J 222X MG RESISTOR R9083 NRSA02J 473X MG RESISTOR 3 15 RV B550BU Electrical parts list Micon board Block No 01 Parts number Parts name Remarks Area R9084 NRSA02J 222X MG RESISTOR R9085 NRSA
68. J 472X RES 4 7K 5 1 10W C308 NCB21HK 562X C CAPACITOR 5600PF 10 50V R114 NRSA02J 272X MG RESISTOR 2 7K 5 1 10W C309 NCB21HK 562X C CAPACITOR 5600PF 1096 50V R116 5 02 102 RES 1 0K 5 1 10W C310 21 223 C CAPACITOR 022MF 10 50V x R121 NRSA02J 102X RES C M 1 0K 5 1 10W C311 21 682 6800PF 10 50V R201 NRSA02J 220X MG RESISTOR 22 5 1 10W C313 QEKJ1AM 107Z E CAPACITOR 100MF 20 10V 8202 NRSA02J 182X MG RESISTOR 1 8K 5 1 10W C314 QCZ0205 155Z 1 5 8203 NRSAO02J 242NY RESISTOR 2 4K 5 1 10W C315 QCZ0205 155Z CAP 1 5 8204 NRSA02J 122X MG RESISTOR 1 2 5 1 10W C316 QFG32AJ 103Z CAPACITOR 010MF 5 100 8205 8 02 104 MG RESISTOR 100K 5 1 10W C318 21 103 C CAPACITOR 010MF 10 50V 8206 8 02 332 MG RESISTOR 3 3K 5 1 10W C319 QFG32AJ 821Z TF CAPACITOR 820PF 5 100V R207 NRSA02J 123X RES C M 12K 5 1 10W C321 NCB21HK 103X C CAPACITOR 010MF 10 50V 8208 NRSA02J 562X MG RESISTOR 5 6K 596 1 10W C322 QFG32AJ 152Z M CAPACITOR 1500PF 5 100V R209 NRSA02J 122X MG RESISTOR 1 2K 5 1 10W C331 QEKJ1CM 476Z E CAPACITOR 47MF 20 16V R210 NRSA02J 472X RES C M 4 7K 5 1 10W C351 41 106 E CAPACITOR 10MF 20 16V R211 NRSA02J 333X MG RESISTOR 33K 5 1 10W C371 QEKJ1EM 475Z E CAPACITOR 4 7MF 20 25V R212 NRSA02J 222X MG RESISTOR 2 2K 5 1 10W C374 QEKJ1AM 107Z E
69. Maebashi city 371 8543 Japan No 20826C printed RV B550BU PARTS LIST RV B550BU All printed circuit boards and its assemblies are not available as service parts UY Argentina Contents Exploded view of general assembly and parts list 3 2 CD mechanism assembly and parts list 3 7 Cassette mechanism assembly and parts list E PD diee sey stags Packing materials and accessories parts list 3 24 3 1 RV B550BU Block No MI 1 M M Front Cabinet Exploded view of general assembly and parts list RV B550BU Exploded view of general assembly and parts list Block No 1 M M Rear Cabinet Back light board Head amp amp mecha control board 3 3 RV B550BU Parts list General assembly L Parsnumber Parsname Qty Description Area AN O ON LV10160 012A LE10010 012A QYSBSF3010Z QYSBST3006Z LV41752 001A VJK4520 081 LV20331 001A LV20332 001A QYSBSF2610Z LV40715 002A LV40716 002A LV40750 001A LV40751 001A QYSBSFG3010Z LV20298 003A VKZ4794 002 LV20299 005A LV30844 001A LV40717 003A VKY41
70. N WVEL SENSE A D INPUT SERVO COVERTER TIMING GENERATOR VV DD T R T V B DS VVRT E E F R D D R F DS DSSE E E T DST 5 N R T D 1 1 T V s 1 27 RV 1 28 B550BU 3 Description i Jo wrwer lt EEE TAN feer CT Fs sROATAO wer wes ES El aaa pvoor Power supa ioa i 5 Jovssr 45 mer i peores conentur s wicom commanddata imu vo eS sense Sence so Fit rtook Focus ock signat outputacive Low 1 avss2 12 TLOCK O Tracking lock signal output Active ow S2 EFM Notused 15 O sub code biok clock signal 53 __ saras _ O i i 14 sack i outside clock or sub code esister input 58 P0O Not used 15 suso o Sub codeQ code output Connected to Connectedto GND GND 56 seck Not used Status signal Connected to GND for X tal oscillation 57 Bi CRC CUE CLVS TTSTOP ECLV SQOK EINE circuit r Resesone mere TEE Not used Puck Not uses
71. N1EM 476Z QFVF1HJ 104Z QDX31EM 473Z QETN1AM 107Z QETN1AM 477Z QEKC1AM 107Z NCB21HK 822X NCB21HK 223X NCS21HJ 270X NCS21HJ 270X NCB21HK 223X QDX31EM 473Z NCS21HJ 471X NCB21HK 223X QFLM1HJ 223Z NCB21HK 223X QFVF1HJ 104Z NCB21HK 222X NCB21HK 222X QTE1A28 227Z NCB21HK 223X NCB21HK 102X NCS21HJ 151X NCS21HJ 151X NCS21HJ 151X NCS21HJ 151X NCS21HJ 101X NCS21HJ 101X NCS21HJ 101X NCS21HJ 101X QGF1205C1 10 QGF1205C1 08 QGF1205C1 09 QGF1205F1 10 QGF1205F1 09 QGF1205F1 13 QGF1205F1 14 QGF1008F1 15 QGA2001C1 06 QGF1205F1 10 QGF1205F1 08 QGA2501F1 02 QGA2501C1 02 QER61AM 226Z QER41CM 476 QER41AM 107 Parts name E CAPACITOR E CAPACITOR C CAPACITOR C CAPACITOR E CAPACITOR C CAPACITOR M CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR TF CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR E CAPACITOR TF CAPACITOR C CAPACITOR E CAPACITOR E CAPACITOR E CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR M CAPACITOR C CAPACITOR TF CAPACITOR C CAPACITOR C CAPACITOR E CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR C CAPACITOR CONNECTOR CONNECTOR CONNECTOR CONNECTOR CONNECTOR CONNECTOR CONNECTOR 21 41 CONNECTOR 6P PLUG ASSY CONNECTOR CONNECTOR CONNECTOR 2P CONNECTOR E CAPACITOR E CAPACITOR E CAPACITOR Remarks 100MF 20 10V 10M
72. OB SLIDER POM FOR SLIDER 505 AL T2 0 HEAT SINK A PW FOR AC FOR POWER IC H SINK A BKT FOR HEAT SINK REAR H BKT FOR AMP PWB SPTE TO 4 LCD LCD HOLDE MIPS FOR REAR SPTE TO 4 TUNER HOLDER RE FOR H PHONES FOR ROD ANT POM FOR TRANS TRANS WIRE MIPS FOR SIDE PROTEC REAR S BELT FRONT REAR CD CASE REAR 3 5 RV B550BU Parts list General assembly Block No MIMM tem __Farts number f ____Fartsname_ aea QMF51E2 R80 J1 FUSE F1901 QJJ010 060606 SIN CR C C WIRE QUQ610 1508AJ FFC WIRE QUQC12 0806CJ FFC WIRE QUQC12 1006CJ FFC WIRE QUQ412 1313CJ FFC WIRE QUQ412 1415CJ FFC WIRE QUQ412 1012DJ FFC WIRE QUQ412 0914DJ FFC WIRE QUQ412 0912CJ FFC WIRE WJJ0034 010A E SI C WIRE C C QYSBSSF3010Z SCREW QYSBSF3014Z SCREW 3 6 RV B550BU CD mechanism assembly and parts list Grease Point FG 87HS Grease to apply have to be a little for the exchange 19 4 0 1mm table hight Block No IM 2 M M FG 87HS EXL M7TMB EXL M7MB II Parts list CD mechanism Parts number Parsname ty Description Area O Q GQ N E102731 221SM OPTIMA 7B E406777 002SM LV31002 001A E307745 441SM QYSDSP2003N E406750 442SM EPB 001PK EPB309173PKA E406784 001 QAR0130 001 EMW10190 441 QGA2001F1 06 QSW0506 001 E75832 221SS MECHA BASE OPTICAL PICK UP CD SHAFT CD RACK
73. OR 10MF 20 50V C 41 QETN1CM 106Z E CAPACITOR 10MF 20 16V 5302 1052 1 0 20 50 42 QDX31EM 473Z C CAPACITOR 5303 2252 E CAPACITOR 2 2MF 20 50V C 43 QDYB1CM 103Y C CAPACITOR 5304 1052 1 0 20 50 44 QETN1HM 104Z E CAPACITOR 10MF 20 50V 5305 1062 10MF 20 50V C 45 QETN1HM 474Z E CAPACITOR 47MF 20 50V C5306 QETN1HM 225Z E CAPACITOR 2 2MF 20 50V C 47 QDX31EM 123Z C CAPACITOR C5307 QFLM1HJ 473Z M CAPACITOR 047MF 596 50V C 48 QDX31EM 123Z C CAPACITOR 5309 4742 E CAPACITOR 47MF 20 50V 49 QETN1HM 104Z CAPACITOR 10MF 20 50 C6101 QTE1H06 475Z 50 QETN1HM 104Z CAPACITOR 10MF 20 50 C6102 151 C CAPACITOR 150PF 1096 50V C 51 QCBB1HK 331Y C CAPACITOR 330PF 10 50V C6103 QFVF1HJ 104Z TF CAPACITOR 10MF 5 50V 52 QDGB1HK 102Y C CAPACITOR C6104 QFVF1HJ 104Z TF CAPACITOR 5 50V C 56 QDGB1HK 102Y C CAPACITOR C6201 QTE1H06 475Z E CAPACITOR C 60 QDGB1HK 102Y C CAPACITOR C6202 151 C CAPACITOR 150PF 1096 50V C 61 QETN1AM 107Z E CAPACITOR 100MF 20 10V C6203 QFVF1HJ 104Z TF CAPACITOR 10MF 5 50V C 62 QDCB1HJ 120Y C CAPACITOR C6204 QFVF1HJ 104Z TF CAPACITOR 5 50V C 63 QDGB1HK 102Y C CAPACITOR C6301 QTE1C28 227Z
74. OR R9037 NRSA02J 102X MG RESISTOR R4250 NRSAO2J 102X MG RESISTOR R9038 NRSA02J 103X MG RESISTOR R4251 NRSA02J 823X MG RESISTOR R9039 NRSA02J 103X MG RESISTOR R4253 NRSA02J 103X MG RESISTOR R9041 NRSA02J 104X MG RESISTOR R4255 NRSA02J 183X MG RESISTOR R9044 NRSA02J 222X MG RESISTOR R4258 NRSA02J 203X RESISTOR R9045 NRSA02J 333X MG RESISTOR R4259 NRSAO2J 821X MG RESISTOR R9046 NRSA02J 682X MG RESISTOR R4260 NRSAO2J 102X MG RESISTOR R9047 NRSA02J 103X MG RESISTOR R4261 NRSA02J 273X MG RESISTOR R9048 NRSA02J 103X MG RESISTOR R4301 NRSA02J 222X MG RESISTOR R9049 NRSA02J 103X MG RESISTOR R4341 NRSA02J 103X MG RESISTOR R9050 NRSA02J 222X MG RESISTOR R4342 NRSA02J 103X MG RESISTOR R9051 NRSAO2J 222X MG RESISTOR R4343 NRSAO2J 101X MG RESISTOR R9052 NRSA02J 222X MG RESISTOR R7351 NRS181J 101X MG RESISTOR R9053 NRSA02J 222X MG RESISTOR R7352 NRSA02J 223X MG RESISTOR R9054 NRSA02J 222X MG RESISTOR R7353 NRSAO02J 223X MG RESISTOR R9055 NRSA02J 222X MG RESISTOR R7354 NRSA02J 103X MG RESISTOR R9056 NRSA02J 222X MG RESISTOR R7355 NRSA02J 222X MG RESISTOR R9057 NRSA02J 103X MG RESISTOR R7356 NRSAO02J 564X MG RESISTOR R9059 NRSA02J 102X MG RESISTOR R7357 NRSA02J 104X MG RESISTOR R9061 NRSA02J 104X MG RESISTOR R7358 NRSAO02J 102X MG RESISTOR R9062 NRSA02J 104X MG RESISTOR R7359 NRSA02J 103X MG RESISTOR R9063 NRSA02J 104X MG RESISTOR R7360 NRSAO2J 103X MG RES
75. QRE141J 392Y C RESISTOR 3 9K 5 1 4W R3791 QRE141J 103Y C RESISTOR 10 5 1 4W R3792 QRE141J 104Y C RESISTOR 100K 5 1 4W R3793 QRE141J 103Y C RESISTOR 10K 5 1 4W R3794 QRE141J 683Y C RESISTOR 68K 5 1 4W R3901 QRZ9006 4R7X F RESISTOR 4 7 1 0W R5101 QRE141J 153Y C RESISTOR 15K 5 1 4W R5102 QRE141J 123Y C RESISTOR 12K 5 1 4W R5104 QRE141J 224Y C RESISTOR 220K 5 1 4W R5201 QRE141J 153Y C RESISTOR 15K 5 1 4W R5202 QRE141J 123Y C RESISTOR 12K 5 1 4W R5204 QRE141J 224Y C RESISTOR 220K 5 1 4W R5301 QRE141J 104Y C RESISTOR 100K 5 1 4W R5302 QRE141J 333Y C RESISTOR 33K 5 1 4W R5303 QRE141J 104Y C RESISTOR 100K 5 1 4W R5305 QRE141J 101Y C RESISTOR 100 5 1 4W R5306 QRE141J 475Y C RESISTOR 4 7M 5 1 4W R5307 QRE141J 475Y C RESISTOR 4 7M 5 1 4W R5308 QRE141J 154Y C RESISTOR 150K 5 1 4W R6101 QRE141J 2R2Y RESISTOR 2 2 5 1 4 R6102 QRE141J 2R2Y C RESISTOR 2 2 5 1 4W R6103 QRE141J 121Y RESISTOR 120 5 1 4W R6104 QRE141J 471Y C RESISTOR 470 5 1 4W R6105 QRE141J 393Y C RESISTOR 39K 5 1 4W R6106 QRE141J 393Y RESISTOR 39K 5 1 4W R6107 QRE141J 562Y RESISTOR 5 6K 5 1 4W R6108 QRE141J 102Y RESISTOR 1 0K 5 1 4W R6201 QRE141J 2R2Y C RESISTOR 2 2 5 1 4W R6202 QRE141J 2R2Y C RESISTOR 2 2 5 1 4W R6203 QRE141J 121Y RESISTOR 120 5 1 4W R6204 QRE141J 471Y RESISTOR 470 5 1 4W R6205 QRE141J 393Y C RESISTOR 39K 5 1 4W R6206 QRE141J 393Y C RESISTOR 39K 596 1 4W R620
76. RV B550BU JVC SERVICE MANUAL CD PORTABLE SYSTEM RV B550BU OSG DIGITAL AUDIO Area Suffix Argentina This service manual adds UY version to the service manual RV B550BU No 20826 previously issued Contents Safety precautions 1 2 Adjustment method 1 15 Importance administering Flow of functional operation point on the safety 1 3 until TOC read 1 19 Important for laser products 1 4 Maintenance of laser pickup 1 20 Preventing static electricity 1 5 Replacement of laser pickup 1 20 Disassembly method 1 6 Description of major ICs 1 21 29 This service manual is made from 10096 recycled paper No 20826C COPYRIGHT O 2001 VICTOR COMPANY OF JAPAN LTD 2001 RV B550BU Safety precautions 1 This design of this product contains special hardware and many circuits and components specially for safety purposes For continued protection no changes should be made to the original design unless authorized in writing by the manufacturer Replacement parts must be identical to those used in the original circuits Services should be performed by qualified personnel only Alterations of the design of the product shoul
77. above 40 104 F e When abnormal operation occurs Unplug the AC power cord from the AC wall outlet and remove all the batteries Then reload the batteries after a few minutes reconnect the AC power cord and switch the power ON 1 Avoid installing in the following places e Where it could be subject to vibrations e Where it is excessively humid such as in a bathroom e Where it could be magnetized by a magnet or speaker Pay attention to dust Be sure to close the CD door so that dust does not collect on the lens Condensation In the following cases condensation may occur in the unit in which case the unit may not operate correctly e In a room where a heater has just been switched on e In a place where there is smoke or high humidity e When the unit is moved directly from a cold to a warm room In these cases set the 1 button to STANDBY and wait 1 or 2 hours before use Volume setting CDs produce very little noise compared with analog sources If the volume level is adjusted for these sources the speakers may be damaged by the sudden increase of output level Therefore lower the volume before operation and adjust it as required during play Safety mechanism This unit incorporates a safety interlock mechanism which switches the laser beam on and off so that when the CD door is open the laser beam stops automatically Do not place cassette tapes etc near the speakers Since there are m
78. agnets in the speakers do not place tapes or magnetic cards on them as recorded data could be erased Keep this unit away from your TV When this unit is used near a TV the TV picture could be distorted If this happens move this unit away from the TV If this does not correct the situation avoid using this unit when the TV is turned on Cleaning the cabinet If the cabinet gets dirty wipe it with a soft dry cloth Never use benzine or thinner as these could damage the surface finish When listening with headphones e Do not listen at high volumes as this could damage your hearing e For safety do not drive while listening to this unit 10 Pay attention to the following e Do not place the unit on an inclination e Do not apply shock to the unit e For safety retract the antenna so that it doesn t get hooked or broken during transport SHOULDER STRAP ATTACHMENT DETACHMENT e ATTACHMENT As shown in the illustration below press in the metal fitting at and hook over 2 e DETACHMENT Press in the metal fitting at 1 and unhook Shoulder strap de 4 Shoulder strap 5 Remote control case Remote control unit e Remote control unit may be stored in the case 5 e Do not switch the power on until all connections are completed Connection of external audio units e Connection with a turntable or MD player etc AUX IN
79. all CD cassette deck and tuner functions e Skip Play Search Play Repeat Play Random Play e Programmed play of up to 20 tracks e Full logic cassette mechanism e Auto reverse e Auto tape select mechanism e Metal type IV and CrOz type Il tape can be played back for superior tone quality e type tape recording capability e 2 band digital synthesizer tuner with 45 station 30 FM and 15 AM MW LW preset capability e Seek manual tuning e Auto preset tuning e Timer Clock function e Timer on off with preset volume function e Sleep timer can be set for up to 120 minutes e Shoulder strap e DC IN 12 V jack for car battery SAFETY PRECAUTIONS Prevention of Electric Shocks Fire Hazards and Damage 1 Even when the 5 1 button is set to STANDBY a very small current will flow To save power and for safety when not using the unit for an extended period of time disconnect the power cord from the household AC outlet 2 Do not handle the power cord with wet hands 3 When unplugging from the wall outlet always grasp and pull the plug not the power cord 4 Consult your nearest dealer when damage disconnection or contact failure affects the cord 5 Do not bend the cord severely or pull or twist it 6 Do not modify the power cord in any manner 7 To avoid accidents do not remove screws to disassemble the unit and do not touch anything inside the unit 8 Unplug the power cord when there is a possi
80. and pull out the tuner board holder together with the tuner board Disconnect the antenna wire from TP1 E Remove the power transformer assembly See Fig 10 Prior to performing the following procedure remove the right and left side grilles the front cabinet assembly the cassette mechanism assembly and the cassette chassis 1 Disconnect the harness from connector CN192 and CN193 on the power supply board respectively 2 Remove the four screws F attaching the power transformer assembly Remove the amplifier board the power supply board and the battery board See Fig 11 Prior to performing the following procedure remove the right and left side grilles the front cabinet assembly the cassette mechanism assembly the cassette chassis and the CD unit assembly Disconnect the 5pin harness from connector CN191 on the power supply board 2 Remove the two screws G and the one screw H attaching the amplifier board 3 Disconnect the harness from connector CN192 and CN193 on the power supply board respectively 4 Remove the two screws I attaching the power supply board 5 Pull out the battery board Microcomputer board CN403 Antenna wire Tuner board holder Tuner board Fig 9 Power supply board Power transformer assembly Fig 10 Power supply board Amplifier board CN631 Fig 11 Battery board RV B550BU lt CD unit assembly gt Key switch board Removing the microcom
81. ar adapter NAMES OF PARTS AND THEIR FUNCTIONS CD player General section 1 31415 1617 18 15 10 11 2 13 14 Shoulder strap hook I button AHB Active Hyper Bass PRO button SOUND button OPEN knob Turn the OPEN knob to the left to open the CD door To close the CD door press it down until it clicks shut CD door 8 Display window Function Track number display Play time display 3 Repeat play indicator ALL 4 Program mode indicator PROGRAM 5 Random play indicator RANDOM e See page 22 for clock adjustment display SPEAKER ILLUMINATION ACS Active Clear Sound button 2 774 C ALL PROGRAM RANDOM Volume control buttons AUX button STANDBY indicator AHB PRO indicator ACS indicator Remote sensor section Remote control signals are received here CD button Press to select the CD mode Press to play pause Press to turn the power on MULTI CONTROL buttons When the mode is set to CD lt p gt Press to locate the beginning of a track during skip play Press to fast forward rewind dur
82. bility of lightning 9 If water gets inside the unit unplug the power cord from the outlet and consult your dealer 10 Do not block the unit s ventilation holes that allow heat to escape Do not install the unit in a badly ventilated place button When the power cord is connected to a household AC wall outlet the power indicator lights in red indicating the STANDBY mode only when AC power is used When the 5 button is pressed the power indicator goes out and the display window lights when using DC power it lights for only 5 seconds When this unit is plugged into an AC wall outlet it consumes a small current to operate the remote control and timer or to back up the memory of the microprocessor even when the b button is set to STANDBY Caution Proper Ventilation To avoid risk of electric shock and fire and to prevent damage locate the apparatus as follows 1 Front No obstructions and open spacing 2 Sides Top Back No obstructions should be placed in the areas shown by the dimensions below 3 Bottom Place on a level surface Maintain an adequate air path for ventilation by placing on a table with a height of 10 cm or more Front view RV B550 Side view RV B550 ien 2 HANDLING PRECAUTIONS Do not use this unit in direct sunlight where it would be exposed to high temperatures
83. by disturb AM MW LW reception RECORDING J e During recording the ALC Automatic Level Control circuit automatically optimizes the recording level so manual recording level adjustment is unnecessary e Check that the safety tab on the cassette tape is not broken off Synchronized recording with the CD player e In this system the CD player starts play when the cassette deck enters the recording mode Operate in the order shown 7 8 9 30 OODD REW STOP Load a CD and close the CD door Press the CD button to engage the CD mode then press the STOP button to enter the stop mode 3 Load a cassette with side A facing out Wind past the tape leader before starting recording e Make sure the tape direction is set to forward direction 4 Select the required reverse mode or 72 using the remote control unit e When programmed play is required program the required tracks using the remote control See page 15 e Select tracks with a total playing time which does not exceed the tape length refer to the liner notes 5 Pressthe ONE TOUCH REC button synchronized recording will start e Recording starts in the forward direction and CD play starts automatically e The forward direction indicator blinks and the REC indicator lights up in the display window DN e Non r
84. cabinet assembly Remove the four screws C attaching head shield and the cassette mechanism assembly m Removing the CD unit assembly See Fig 6 to 8 X The CD unit assembly cannot be removed if the cassette mechanism assembly has been removed Prior to performing the following procedure remove the right and left side grilles the front cabinet assembly and the cassette mechanism assembly Remove the cassette chassis See Fig 6 Disconnect the card wires from connector CN631 and CN632 on the amplifier board Disconnect the card wires from connector CN403 on the microcomputer board Remove the two screws D attaching the CD mechanism assembly on the back of the rear cabinet See Fig 8 Pull out the CD unit assembly toward the front CD unit assembly ju pa board CN403 amplifier board CN632 Fig 7 CN631 Cassette mechanism assembly RV B550BU Microcomputer board Fig 4 Cmm 12 Nc Cassette chassis Cassette mechanism assembly Fig 5 Head shield Cassette chassis Fig 6 CD unit assembly a Rear cabinet Fig 8 1 7 RV B550BU Removing the tuner board See Fig 9 Prior to performing the following procedure remove the right and left side grilles the front cabinet assembly 1 Disconnect the card wire from connector 403 on the microcomputer board 2 Remove the screw E attaching the tuner board holder
85. ck and timer e Before making an important recording be sure to make a test recording first to check that the deck etc is working correctly SPECIFICATIONS CD player section General Speakers Type Compact disc player Signal detection System Non contact optical pickup Number of channels Frequency response Signal to noise ratio Wow amp flutter Radio section Frequency range Antennas Tape deck section Track system Motor Heads Frequency response Wow amp flutter Fast wind time 2channels 20 Hz 20 000 Hz 90 dB Less than measurable limit FM 87 5 108 MHz AM MW 522 1 629 kHz LW 144 288 kHz Telescopic antenna for FM Ferrite core antenna for AM MW LW 4 track 2 channel stereo Electronic governor DC motor for capstan Hard permalloy head for recording playback 2 gap ferrite head for erasure Combination head 60 14 000 Hz with CrO2 tape 0 1596 WRMS Approx 150 sec C 60 cassette Impedance Power output Input terminals Output terminals Power requirements Power consumption Dimensions Mass Accessories provided Full range 10 cm x 2 4 Q 26 W 13 W 13 W at 4 Q 10 THD 20 W 10 W 10 W at 4 Q AUX IN 300 mV 47 PHONES Output level 0 12 mW ch 32 Q Matching impedance 16 Q 1 AC 230 V 50 Hz DC 12 V R20 D 13F batteries x 8 Ext DC 12 V car battery via optional C
86. cking occurs during CD playback or sound is distorted intermittently during TAPE playback For the memory back up When the AC power cord is unplugged the stored memory timer clock setting preset tuning is erased It is recommended that the AC power cord be used when recording important material or listening to a CD e For better battery usage Continuous operation of the unit causes the battery power to be consumed quicker than noncontinuous operation Operation of the unit in a cold place causes the battery power to be consumed more quickly than in a warm place e For power supply The use of household AC is recommended when continuous operation of the unit is required over a longer period of time CAUTIONS e WHEN NOT USING THE UNIT FOR A LONG TIME MORE THAN TWO WEEKS OR WHEN ALWAYS USING HOUSEHOLD AC REMOVE THE BATTERIES TO AVOID A MALFUNCTION OR DAMAGE TO THE UNIT e WHEN THE JVC POWER CORD PROVIDED WITH THIS UNIT IS CONNECTED THE POWER IS AUTOMATICALLY SWITCHED FROM THE BATTERIES TO THE HOUSEHOLD AC EVEN WHEN THE BATTERIES ARE LOADED HOWEVER REMOVE THE BATTERIES WHEN USING THE POWER CORD CAUTIONS WHEN USING BATTERIES When batteries are used incorrectly it may result in the leakage of chemicals from the batteries or they may explode The following care should be taken e Check that the positive and negative terminals of the batteries are positioned correctly and load them as shown in the diagram e Do not mix new
87. d mount to the position as shown in Fig 3 2 Fix the reversing azimuth screw 3 Set the spring a from behind the Playback Recording amp Eraser head 4 Attach the flexible P C board to the chassis base and fix it with the FPC holder as shown in Fig 3 5 The playback recording amp eraser head should also be reassembled similarly to Step 1 4 above Head amplifier amp mechanism control P C board Cassette mechanism Flywheel R Head mount Fig 1 Trigger arm Playback recording amp eraser head Frexible Spring board Flywheel R Fig 2 Reversing azimuth screw Playback recording amp eraser head Head ela mount vd Frexible board Head amplifier amp mechanis control P C board FPC holder Fig 3 RV B550BU Removing the head amplifier amp mechanism control P C board See Fig 4 Belt 1 Remove the cassette mechanism assembly 2 After turning over th cassette mechanism assembly remove the three screws A retaining the head amplifier amp mechanism control P C board 3 Disconnect the connector CN32 on the P C board including the connector CN 1 on the reel pulse P C board 4 When necessary remove the 4 pin parallel wire soldered to the main motor Main motor assembly P C board Flexible P C board Removing the main motor assembly Fig 4 Main moteor See Fig 4 6 assembly 1 Remove the two screws B retainin
88. d measure the erasing current from both erase head terminals Standard value TYPE 1 110 mA TYPE 75 mA Parts to be adjusted Adjustment of reproduction of frequency characteristics U version onl Sensitivity of reproduction of microphone mixing Standard frequencies 1 kHz and 10 kHz REF 20 dB Test tape TYPE Il AC 514 Measuring input terminal OSC IN y Microphone input terminal 1 kHz 65 dB Test tape VT 724 Load the test tape AC 514 for TYPE II AC 225 for TYPE l into the tape playback mechanism and preset it to the record pause mode Input the standard value of 20 dB and the standard frequencies of 1 kHz and 10 kHz repeatedly to the microphone input from the transmitter in the recording mode Adjust VR31 for Lch and VR32 for Rch so that the difference in level between 10 kHz and 1 kHz is 1 dB 5 dB Repeat the above for TYPE and confirm that the difference in level is XdB dB Based on the reproduction level of the VT 724 test tape confirm that the microphone level is 0 dBs 3 dB when 1 kHz 65 dBs signal is input The mixing volume and sound volume should be at maximum Difference in output between 1 kHz and 10 kHz 1 dB 5 dB 0 dBs 3 dB Based on the reproduction level of the VT 724 Lch VR31 Rch VR32 RV B550BU Flow of functional operation until TOC read a gt Check Point Check that the voltage at
89. d not made Any design alterations of the product should not be made Any design alterations or additions will void the manufacturer s warranty and will further relieve the manufacture of responsibility for personal injury or property damage resulting therefrom Many electrical and mechanical parts the products have special safety related characteristics These characteristics are often not evident from visual inspection nor can the protection afforded by them necessarily be obtained by using replacement components rated for higher voltage wattage etc Replacement parts which have these special safety characteristics are identified in the Parts List of Service Manual Electrical components having such features are identified by shading on the schematics and by M on the Parts List in the Service Manual The use of a substitute replacement which does not have the same safety characteristics as the recommended replacement parts shown in the Parts List of Service Manual may create shock fire or other hazards gt The leads in the products are routed and dressed with ties clamps tubings barriers and the like to be separated from live parts high temperature parts moving parts and or sharp edges for the prevention of electric shock and fire hazard When service is required the original lead routing and dress should be observed and it should be confirmed that they have been returned to normal after re assembling
90. d station is erased when a new station is stored because the new station s frequency replaces the previous frequency in memory e When listening to an AM MW LW broadcast noise may be heard if the remote control unit is used To prevent the preset stations from being erased because of a power failure etc install memory back up batteries in the unit see page 6 MHz 5 CJ IL Preset station tuning Receiving the preset stations e The stations must be preset before this operation can be performed Using the main unit 1 Press the TUNER BAND button 2 Select the band using the TUNER BAND button 3 Each time the PRESET TUNING button is pressed the next preset station is selected Using the remote control unit 1 Press the TUNER BAND FM MODE button 2 Select the band using the TUNER BAND FM MODE button 3 Press the required preset station buttons No 1 No 10 and 10 e The preset station number and frequency corresponding to the button pressed are shown Using the antennas FM AM MW LW FM Adjust the telescopic antenna s length angle and direction until optimum reception is received AM MW LW Install the unit where suitable reception is possible beside a window etc or change the direction of the unit Note The built in ferrite core antenna can pick up interference from television receivers in the neighborhood and there
91. e 3 Close the cassette holder Turn the pencil to tighten the tape Side A Tab B Side B Tab A Adhesive tape Note If the power is switched off while a tape is running it may be impossible to remove the cassette If this happens switch the power on again before attempting to remove the cassette Auto tape select mechanism This unit has an Auto Tape Select mechanism which distinguishes between different types of tape using detection holes in the cassette After the type of tape has been detected bias and equalization suitable for the tape are set e Cassettes with detection holes Metal tape EQ 70 US Type IV CrO2 chrome tape EQ 70 us Type II e Cassettes without detection holes Normal tape EQ 120 Us Type 16 Metal CrO2 tape detection holes CASSETTE PLAYBACK I Operate in the order shown e When AC power is used When battery power is used switch on the button first then perform operation PRESET ONETOUCH MULTI CONTROL ee s O So C RON 22 STOP FF 1 Load cassette tape with side A facing out 2 Press to start playback The power is switched on and the TAPE mode is engaged to start tape playback 3 Adjust the volume d NT CU VOLUME Pl BAND se IO Z eee as
92. e level of RF output EFM output ampli tude of eye pattern will below Is RF output 1 140 15Vp p Replace it Fig 1 3 Semi fixed resistor on the APC PC board The semi fixed resistor on the APC printed circuit board which is attached to the pickup is used to adjust the laser power Since this adjustment should be performed to match the characteristics of the whole optical block do not touch the semi fixed resistor If the laser power is lower than the specified value the laser diode is almost worn out and the laser pickup should be replaced If the semi fixed resistor is adjusted while the pickup is functioning normally the laser pickup may be damaged due to excessive current 1 20 Replacement of laser pickup Turn off the power switch and disconnect the power cord from the ac outlet Y Replace the pickup with a normal one Refer to Pickup Removal on the previous page Plug the power cord in and turn the power on At this time check that the laser emits for about 3seconds and the objective lens moves up and down Note Do not observe the laser beam directly Play a disc Check the eye pattern at TP1 Finish Description of major ICs E AN8806SB IC601 RF amp Servo AMP 1 Terminal Layout OFTR NRFDET GND 2 Block Diagram 1 2 3 4 5 6 7 8 9 PDAC PDBD PDF PDE PDER PDFR TBAL FBAL EF EF OUT TE TE OUT CROSS TE BPF VDET LD OFF VREF ENV
93. ecorded sections of approx 4 seconds are automatically left between tunes e When the CD player stops the tape deck stops automatically e To stop recording in the middle press the gg STOP button The cassette deck also stops after 4 seconds Notes e During CD synchro recording the CD and I lt gt gt 1 buttons do not function e recording is completed in the reverse direction e it is possible to continue recording without changing the direction to forward gt until the tape ends continuous play CZ is selected a recording in the reverse direction 4 automatically stops at the end of the tape The 72 indicator appears in the display window during recording e CD complete recording function Synchro recording mode only If the tape is reversed while a CD is being played recording will be done on the reverse side of the tape as follows When less than 10 seconds of the last tune on the forward side of the tape have been recorded recording on the other side of the tape will start from the beginning of the previous track When more than 10 seconds of the last tune on the forward side of the tape have been recorded recording on the other side of the tape will start from the beginning of the current track d Note This unit has recording characteristics suitable for normal and CrO2 tapes Normal and tapes have different characteristics from metal tapes 1 2 3 SLEEP 222
94. emaining sleep time is displayed If it is pressed again a new sleep time can be set e To cancel the sleep timer operation Press the 5 1 button to switch the power off or press the SLEEP button until the sleep time indicator disappears B To fall asleep while listening to a tape broadcast or CD and to perform timer playback the following morning Set the timer Refer to Setting the timer on page 23 Set to the required source tape broadcast or CD Press the SLEEP button to set the sleep time ON SLEEP l Z Z Z 730 60 gt 280 Ja ZS Z N Source mode display Releasing the sleep mode N I N e Any source can be selected for sleep timer operation and timer playback For example CD play for sleep timer operation and broadcast reception for timer playback Tuner play for sleep timer operation and CD play for timer playback However when broadcast reception is selected for both sleep timer operation and timer playback the station you heard at night will be tuned to the following morning 25 MAINTENANCE Cleaning is important When the tape is running magnetic powder and dust naturally accumulate on the heads capstan and pinch roller When they become too dirty e Sound quality deteriorates e The output sound level drops Erase head Record play head e Previously recorded tape is not completely erased e Recording is not performed satisfactorily
95. er after connecting the card wire with CN601 when you install picking up in the substrate assembly Soldering Fig 2 RV B550BU Side grille left Disassembly method lt Main Body gt m Removing the side grilles See Fig 1 and 2 1 Remove the six screws A attaching the side grille on the left side of the body and pull out the side grille from the body 2 Similarly remove the side grille on the right side Fig 1 Side grille right E Removing the front cabinet assembly and the rear cabinet assembly See Fig 3 and 3a Prior to performing the following procedure remove the right and left side grilles 1 Remove the battery cover on the back of the body 2 Remove the eight screws B on the back of the body and detach the front cabinet assembly and the rear cabinet assembly Disconnect the connector CN904 on the LED Illumination board Attention When reassembling make sure that connector CN633 on the rear cabinet is connected to the speaker terminal on the front cabinet CN904 LED Illumination board B Battery cover B Fig 3 Fig 3a i Removing the cassette mechanism assembly See Fig 4 and 5 Prior to performing the following procedure remove the right and left side grilles and the front cabinet assembly Disconnect the card wires from connector CN405 and 406 on the microcomputer board located on the underside of the CD unit of the rear
96. er the previous material Erasing To erase a tape without making a new recording 1 Press the TAPE lt button to set to the TAPE mode 2 Insert the cassette to be erased facing out 3 Press the ONE TOUCH REC button It should be noted that it may be unlawful to re record pre recorded tapes records or discs without the consent of the owner of copyright in the sound or video recording broadcast or cable program and in any literary dramatic musical or artistic work embodied therein 21 CLOCK ADJUSTMENT USING THE REMOTE CONTROL UNIT Names of parts in the clock timer section and their functions 1112113 4 5 REC CLOCK JUL Timer mode indicator Timer indicator ON OFF SLEEP indicator CLOCK indicator Time display 10 111 SLEEP Corr PROGRAM CLOCK button TIMER button TIMER ON OFF button co 00 DOWN UP buttons SET button SLEEP button Setting the current time when this unit is used for the first time Example To set the clock to 13 15 1 2 074 CLOCK Within 2 minutes Within 2 minutes Set the 5 l button to ON Press the CLOCK butt
97. eration or has a standby mode Switch off using the switch on the equipment and make sure that your family knows how to do this Special arrangements may need to be made for infirm or handicapped people DON T use equipment such as personal stereos or radios so that you are distracted from the requirements of road safety It is illegal to watch television whilst driving DON T listen to headphones at high volume as such use can permanently damage your hearing DON T obstruct the ventilation of the equipment for example with curtains or soft furnishings Overheating will cause damage and shorten the life of the equipment DON T use makeshift stands and NEVER fix legs with wood screws to ensure complete safety always fit the manufacturer s approved stand or legs with the fixings provided according to the instructions DON T allow electrical equipment to be exposed to rain or moisture ABOVE ALL NEVER let anyone especially children push anything into holes slots or any other opening in the case this could result a fatal electrical shock NEVER guess or take chances with electrical equipment of any kind it is better to be safe than sorry FEATURES e Active Hyper Bass AHB Pro circuit for low frequency sound reproduction e Active Clear Sound 5 circuit for enhanced sound reproduction e Speaker illumination e Sound mode control e One touch operation COMPU PLAY e 34 key remote control unit operates
98. function on the remote control has the same function as that on the main unit 11 VOLUME SOUND MODE OTHER CONTROLS VOLUME buttons Use to increase the volume Use to decrease the volume Control range from VOL 0 to VOL 50 Main unit Remote control unit VOLUME ON AHB Active Hyper Bass PRO button BASS 1 The AHB PRO indicator lights up and a mild bass boost is added to the sound BASS 2 The AHB PRO indicator lights up and a stronger bass boost is added to the sound OFF The AHB PRO indicator goes out Set to this position when Active Hyper Bass Pro sound is not required Active Hyper Bass AHB Pro The Active Hyper Bass Pro circuit reinforces the bass sound to maintain rich full bass at low volumes playback only Main unit Remote control unit AHB PRO AHB PRO AV a AHB PRO indicator lights in red when AHB PRO is set to BASS 1 BASS 2 SPEAKER ILLUMINATION ACS Active Clear Sound button Press this button to turn enhanced sound reproduction ON OFF When on a light in each speaker flashes Active Clear Sound ACS The Active Clear Sound ACS circuit emphasizes high frequency sound without lowering the signal noise ratio while adjusting its output according to the input signal level This results in a better balance between the high frequency sound and the low frequency heavy bass sound Note This fuction has no effect with monaural s
99. g the main Mate noter motor assembly See Fig 4 4a 2 While raising the main motor remove the capstan assembly belt from the motor pulley See Fig 4a Capstan belt Caution 1 Be sure to handle the capstan belt so carefully that this belt will not be stained by grease and other foreign matter Moreover this belt should be hanged while referring to the capstan Motor belt hanging method in Fig 5 6 pulley Fig 4a Mechanism motor assembly Main motor assembly Capstan belt Motor Flywheel Capstan belt Motor pulley Fig 5 Fig 6 RV B550BU Removing the flywheel See Figs 7 and 8 Flywheel R Flywheel L 1 Remove the head amplifier amp mechanism control P C board 2 Remove the main motor assembly 3 After turning over the cassette mechanism remove the slit washers b and c fixing the capstan shafts R and L and pull out the flywheel R and L respectively from behind the cassette mechanism Capstan shaft R Capstan shaft L Slit Slit washer washer Fig 7 Flywheel R Flywheel L Fig 8 Removing the reel pulse P C board and solenoid See Fig 9 1 Remove the five pawls d h and screw C reataining the reel pulse P C board 2 From the surface of the reel pulse P C board parts remove the two pawls i and j retaining the solenoid Reel pulse board Solenoid Adjustment method Measuring devices necessary for adjustment 1 Low frequency oscillator
100. hut the power off completely The b switch in any position does not disconnect the mains line The power can be remote controlled CAUTION To reduce the risk or electrical shocks fire etc 1 Do not remove screws covers or cabinet 2 Do not expose this appliance to rain or moisture IMPORTANT for the U K DO NOT cut off the mains plug from this equipment If the plug fitted is not suitable for the power points in your home or the cable is too short to reach a power point then obtain an appropriate safety approved extension lead or consult your dealer BE SURE to replace the fuse only with an identical approved type as originally fitted If nonetheless the mains plug is cut off ensure to remove the fuse and dispose of the plug immediately to avoid a possible shock hazard by inadvertent connection to the mains supply If this product is not supplied fitted with a mains plug then follow the instructions given below IMPORTANT DO NOT make any connection to the terminal which is marked with the letter E or by the safety earth symbol or coloured green or green and yellow The wires in the mains lead on this product are coloured in accord As these colours may not correspond with the coloured markings identifying the terminals in your plug proceed as follows The wire which is coloured blue must be connected to the terminal which is marked with the letter N or coloured black The wire which is coloured brown must be connec
101. ing search play m Press to stop Press to cancel program play Speaker illumination A light in each speaker flashes when SPEAKER ILLUMINATION is on Tuner Deck section 1 PRESET TUNING BEAT CUT button 2 Display window CD Band display 2 Radio frequency display 3 Mode display during FM broadcast STEREO MONO 4 Tape TAPE display 5 Reverse mode indicator 21 72 6772 6 Recording indicator REC 7 Tape direction indicators lt gt 3 TAPE lt gt button Press to select the tape mode Press to select the tape direction Press to turn the power on 4 TUNER BAND button Press to select the tuner mode Press to select the band Press to turn the power on 5 ONE TOUCH REC button 6 OPEN knob 7 Cassette holder 8 MULTI CONTROL buttons When the mode is set to TAPE de REW Press to rewind the tape B STOP Press to stop the tape gt gt FF Press to fast forward the tape When the mode is set to TUNER Auto tuning Manual tuning Turn the OPEN knob to the left to open the cassette holder To close the cassette holder press it until it clicks shut Rear panel AUX IN AUX input jack Telescopic antenna Headphone jack PHONES AC IN AC input jack Battery c
102. ion by pressing the TUNER BAND button if FM stereo reception is noisy The MONO indicator is lit and the sound becomes monaural but the reception will be improved When another station is tuned to in this mode the indicator goes off and the unit returns to FM stereo automatically Note AM broadcasts are monaural Seek tuning auto tuning Press the 44 or gt button for one second or more The unit enters the seek tuning mode to tune in the nearest station automatically so the broadcast can be heard In AM operation the frequency moves continuously from the MW to the LW band and vice versa Manual tuning Each time the I lt or gt button is pressed the unit steps through the current frequency band Tuning is done in steps of 50 kHz for FM and 9 kHz for AM MW LW In AM operation the tuned frequency moves continuously from the MW 522 1 629 to the LW 144 288 kHz band and vice versa MULTI CONTROL Press to move to lower Press to move to higher frequencies i q BE FF frequencies Notes e When seek tuning to the required station is not possible because the broadcast signal is too weak press the lt lt button momentarily to perform manual tuning e When the power is set to STANDBY or another mode TAPE or CD is selected the last tuned frequency is stored in memory When the power is switched on again and TUNER BAND button is pressed the same station will be tuned to
103. ks can be repeated Whether a single track or all tracks are to be repeated can be specified Each time the REPEAT button is pressed the mode will change from single track to all tracks ALL to clear mode in this order REPEAT a Ga BS C ALL Goes off All tracks Single tack Repeat playback is released e Single track repeat The current or specified track will be played repeatedly e All tracks repeat C ALL All tracks or the programmed tracks of a CD will be played repeatedly Random play using the remote control unit Press the RANDOM button RANDOM appears in the display window After all tracks are played back once in random order playback stops and random play is released RANDOM Note Move the unit as far away possible from a TV or other radio set Otherwise the CD playback sound will be degraded or the TV picture may be distorted HANDLING CASSETTE TAPES Cassette tapes 1 Loose tape may cause trouble Using a pencil or similar object gently tighten the tape as shown 2 To prevent recordings from being erased accidentally remove the tab s with a screwdriver etc Reseal the slots with adhesive tape to erase and re record after the tabs have been removed 3 C 120 cassettes are not recommended because they are prone to malfunction Cassette loading 1 Turn the OPEN knob to the left to open the cassette holder 2 Insert a cassette tape as shown on the next pag
104. layback time of programmed tracks is displayed Press the CD button to set to the CD mode Press the button Press the PROGRAM button to set to the programming mode Press to designate the required track number Designate the remaining tracks by pressing the track number buttons Press the CD button when programming is completed Programmed play starts To clear the programmed tracks Press the button before playing a CD During programmed play press this button twice When the CD door is opened programmed tracks are cleared automatically a Notes e If the total playing time of the programmed tracks exceeds 99 minutes 59 seconds the total playing time indication will go out e No more than 21 tracks can be programmed for playback To confirm the details of a program Press the PROGRAM button the tracks making up the program will be displayed in programmed order Track number Program order number gt PROGRAM PROGRAM n e When programming tracks to be recorded the previous step 5 is not needed Press the ONE TOUCH REC button instead of the CD button e If the wrong track number is accidentally pressed press the button to cancel it and perform the same operation from step 3 e If the power is set to STANDBY the program is erased Repeat play using the remote control unit Press the REPEAT button before or during play A single track or all the trac
105. le MD player etc to the AUX IN jack see page 6 2 Press the AUX button The power is switched on and the AUX mode is engaged 3 Start playback on the connected audio unit For more details refer to the instruction manual of the connected audio unit 4 Adjust the volume The volume level is displayed in the display window AUX gt lt 17 RADIO RECEPTION 18 Operate in the order shown e When AC power is used When battery power is used switch on the 5 Ibutton first then perform operation 4 VOLUME ace lt gt ET conrroL STANDBY AHBPRO ACS Co CT 12 STOP 1 Press the TUNER BAND button e The power is switched on 2 Select the band by pressing the TUNER BAND button e Pressing this button switches between FM stereo FM mono and AM 3 Tune to the required station e Seektuning auto tuning and manual tuning are available see Seek tuning auto tuning and Manual tuning on this page for details 4 Adjust the antenna see page 19 5 Adjust the volume To listen to an FM stereo broadcast FM stereo Set to this position by pressing the TUNER BAND button when listening to or recording an FM broadcast If an FM stereo broadcast is received the STEREO indicator is lit in the display window and the FM broadcast can be heard in stereo FM mono Set to this posit
106. ling f VARNING Osynlig laserstr lning r denna del r ppnad och sp rren r urkopplad Betrakta ej str len s RV B550BU Preventing static electricity 1 Grounding to prevent damage by static electricity Electrostatic discharge ESD which occurs when static electricity stored in the body fabric etc is discharged can destroy the laser diode in the traverse unit optical pickup Take care to prevent this when performing repairs 2 About the earth processing for the destruction prevention by static electricity In the equipment which uses optical pick up laser diode optical pick up is destroyed by the static electricity of the work environment Be carelul to use proper grounding in the area where repairs are being performed 2 1 Ground the workbench Ground the workbench by laying conductive material such as a conductive sheet or an iron plate over it before placing the traverse unit optical pickup on it 2 2 Ground yourself Use an anti static wrist strap to release any static electricity built up in your body caption Anti static wrist strap Conductive material conductive sheet or iron plate 3 Handling the optical pickup 1 In order to maintain quality during transport and before installation both sides of the laser diode on the replacement optical pickup are shorted After replacement return the shorted parts to their original condition Refer to the text 2 Do not use a tes
107. listen to the next track Press the button once to skip to the beginning of the next track MULTI CONTROL To listen to the previous track Press the ta button to skip to the beginning of the track being played Press twice quickly to skip to the beginning of the previous track MULTI CONTROL STOP FF Search play to locate the required position on the CD e The required position can be located using fast forward or reverse search while playing a CD MULTI CONTROL Keep pressing for fast Keep pressing for fast reverse search UR forward search e Hold down the button search play starts slowly and then gradually increases in speed e Since low volume sound at about one quarter of the normal level can be heard in the search mode monitor the sound and release the button when the required position is located Direct access play using the remote control unit e Pressing any of the track number buttons will start play from the beginning of the designated track This function cannot be used during programmed play Press the CD button to set to the CD mode Press the button Designate the required track using the track number buttons e To designate track numbers 1 to 10 press the track number button corresponding to the track number e To designate track number 11 or higher press the 10 button the required number of times then a track number button
108. meos M c B 4 g B response EX ERR N A H E g 9 18 E 7 Or lt m GT mm F 22 tiniti yiri T HH JJ ES EI s an xa sse 20061 Sv 133HS 2 la la im BEE a S R 5 2 E 4 Ie i 10 2210 50 Og qy 2 AA u M s bd L d Powe 76 9 bd LIII wu EAE 5 E EDAM m E u H Je ans ENE pP t ao te Oer 85 HN Ma m Sa i ES 224 2 u pes Ies ire E N NM pem ram 8 md TEE uj vs sil 1 nol IO E 3 0 4 po o wes 833 z w 528 L PCT ws 22 n gt Pawa E Mer UE F pee 1 e WNOUNVE TW gt r 1 15628 x C a ni gr me zm LI OW EN 4 ONON 430 oss 4688 PCI 0010 BG 2 038 uonoes 1055920140151 uiejs S IB naossa Ad RV B550BU CD servo section 2 5 S 133HS NOI123S NOJIW 01 8 5 SUBQ STAT MCLK MDATA REST a x li akt E z
109. n 0 25 WRMS Standard value Output of CN34 5 terminal 25 dBs 3 dB Difference between Lch and Rch within 3 dB Parts to be adjusted reproduction of frequency characteristics Measuring output terminal Headphone terminal Test tape VT 739 Confirm that the 10 kHz reproduction level is 1 dB 5 dB compared to the 1 kHz reproduction level when playing back the VT 739 test tape Difference between 10 kHz and 1 kHz should be 1 dB 5 dB Recording bias frequency Fast forward or rewind direction Test tape TYPE II AC 514 Measuring terminal Bias TP on the base Switch the bias beat cut switch between 1 and 2 to confirm that the frequency changes Load the test tape AC 514 for TYPE Il into the mechanism and preset it to the record pause mode Confirm that the bias TP frequency on the base is 100 kHz 6 kHz 100 kHz 6 kHz RV B550BU Standard values for confirmation of electronic performance Erasing current standard and reference value Condition Fast forward and rewind direction Recording mode AC 514 for TYPE Il AC 225 for TYPE I Measuring terminal Both erase head ter minals Method for adjustment and confirmation Load the test tape AC 514 for TYPE II AC 225 for TYPE l into the tape playback mechanism and preset it to the record pause mode After setting it to the recording mode send 1 M in series to the erase head an
110. om 78 ose 0095 d12689V8 20901 0 pms 2 oOOs n he 2 no vos 878 8S9088NV 10901 119 gt 3 7 59 OAU3S 3H 23 1090 Q 289 on g T ANN e x gt 2290 i9H s Go 2 i i EN z gt a ere zu E Bay ies 2 4 of auf EO VAM l Si iag001390 109090 r00xrO OOOO Je 3 5 u r m Q w w H gt lt Z09NO j o ma gt E 200000 M z 2 2 gora a x olcucuy 5 lt beaut 3 u r 49822 89 3 alg a 2 5 95 16 A BLS sl W i lt 8 g B 435 8 oa X nt 2 Tm Moos al 3 5 2 7 Boyes g u n S cx u mcm e E a SPP Lx v 22850 V 5 M lt ngog V 1 O 1 E 84996 Ls V o lt proc lt so L2 Ez 83334 E S 3 224224 y Z gt 5 Am c RV B550BU Cassette amplifier section FEEL PALUS ores 28 Wy No 8 al 8 El O ES V r E 3 4 s E s s 5 S
111. ompartment cover DC IN 12 V jack 1 2 31141 9 Q 9 nn 9 p EX Monno 0000000 A A dy Sn 4 QE gt 5 6 REMOTE CONTROL UNIT Preparation before use e Installing batteries in the remote control unit 1 Remove the battery cover from the back of the remote control unit 2 Insert two R6 AA 15F size batteries e Insert the batteries with the amp and terminals matching the indication inside the battery compartment 3 Replace the cover e Battery replacement When the remote control operation becomes unstable or the distance from which remote control is possible decreases replace the batteries Insert the ends first Using the remote control unit e Point at the remote sensor and operate within about 7 m approx 23 ft e The remote control range is less when the unit is used at an angle e Do not expose the remote sensor to strong direct sunlight or artificial lighting e Make sure that there are no obstacles between the remote sensor and the unit e If the radio reception is noisy move the remote control unit away from the main unit The following operations can be performed using the remote control unit e Check the operation button functions carefully and operate them correc
112. on 504 will blink in the display Set to 13 15 by pressing th buttons When the button is kept pressed the minute hour indication changes continuously 4 Press the SET button the time will light in the display e set to the nearest second Press the SET button when you hear the time signal from a TV or radio 22 e To confirm the time while listening to a CD or radio broadcast Press the DISPLAY button briefly on the remote control unit Press it again to return to the previous display Notes e Before performing timer recording or playback it is necessary to set the current time e If memory back up batteries are exhausted or not installed and the power cord is plugged in again after being disconnected or power is restored after a power failure CLOCK will blink in the display Set the current time again TIMER OPERATIONS USING THE REMOTE CONTROL UNIT Setting the timer e The current time must be set before the timer can be used 1 Set the b I button to ON 2 Press the TIMER button TIMER gj 2 O we Z 3 Setthe start time Example To set the timer to 12 15 gon z 3 Qorr N 19 gt EE 00 Within 30 sec IC 12 o ZN e Press to set the start time 4 Set the stop time
113. ound sources Main unit Remote control unit SPEAKER ILLUMINATION ACS ACS ACS x Q Lights in green when the ACS is ON 12 Sound mode button Sound modes can be selected to enhance the type of music being played e Press the SOUND button to select the sound mode e Each time the SOUND button is pressed the sound mode changes as follows Main unit Remote control unit SOUND 2 E LIVE PUP gt CLEAR gt FLAT _______________ e The factory preset is FLAT Each time the SOUND button is pressed the display changes as shown Sound mode selection LIVE Set to this position for heavy metal or rock music POP Set to this position for light music including popular and vocal music CLEAR Set to this position for crisp and clear sounding music with transparent highs FLAT No sound effect flat characteristics Set to this position when listening to classical music Note The selected modes only affect the sound output from the speakers or headphones They do not affect the sound when recording HANDLING CDs Since dirty damaged and warped CDs may damage the unit take care 3 Storage regarding the following e After removing a CD from the unit be sure to put it back in its case e Do not expose CDs to direct sunlight high temperatures such as 1 Usable CDs from a heater high humidity or dust Use CDs with the Compact Disc mark shown below 4 Cleaning CDs 2 Notes on handling
114. owing procedure remove the microcomputer board Fig 16 1 Remove the four screws L attaching the CD mechanism holder on the back of the CD unit assembly L mechanism holder CD cushion 2 Remove the CD mechanism holder the CD cushion and the CD mechanism assembly respectively m Removing the pickup assembly See Fig 17 to 19 Prior to performing the following procedure remove the CD mechanism assembly 1 Remove the four screws M attaching the pickup cover 2 Push the shaft stopper by the turn table in the direction of the arrow and pull out the shaft The pickup assembly comes off M Pickup cover Fig 17 Shaft Pickup assembly Turn table Pickup assembly Turn table Shaft stopper Mm E ser EF Shaft stopper Fig 18 Fig 19 RV B550BU lt Front Cabinet Assembly gt B Removing the LED boards See Fig 20 Prior to performing the following procedure remove the front cabinet assembly and the rear cabinet FW261 assembly Speaker Q P FW251 1 Remove the two screws N and two screws O attaching the LED boards on the speaker 2 Disconnect the harness from connector FW251 and FW261 m Removing the speakers See Fig 20 Prior to performing the following procedure remove the front cabinet assembly and the rear cabinet assembly LED board rask Speaker terminal 1 Remove the eight screws P attaching the right and Fig 20 left speaker
115. puter board See Fig 12 and 13 1 Disconnect the card wire from connector CN251 and CN252 on the key switch board on the front side of the CD unit assembly 2 Remove the four screws J attaching the microcomputer board on the underside of the CD unit assembly 3 Disconnect the card wire or the harness from cN252 connector CN601 CN602 and CN907 on the microcomputer board respectively Microcomputer board Fig 12 rd Microcomputer boa CN601 Removing the key switch board See Fig 14 and 15 Prior to performing the following procedure remove a the microcomputer board 1 Release the four tabs a fixing the right and left b i function buttons and the three tabs b by the key switch board Push tabs and b in the directions of the arrows Key switch board b carefully not to damage the function buttons Function switch buttons Function switch buttons power Fig 14 volume 2 Remove the six screws K attaching the key switch board 3 Pull out the key switch board from two tabs c c Key switch board c Fig 15 RV B550BU Removing the CD door switch board L See Fig 16 Prior to performing the following procedure remove the microcomputer board 1 Release the two tabs d fixing the CD door switch board on the back of the CD unit assembly CD mechanism i E 1 Assembly d m Removing the CD mechanism assembly See Fig 16 Prior to performing the foll
116. s on the inside of the front cabinet assembly 2 Remove the screw Q attaching the speaker terminal RV B550BU lt lt Cassette mechanism section gt gt Removing the playback recording amp eraser head See Figs 1 and 2 While shifting the trigger arms seen on the right side of the head mount in the arrow direction turn the flywheel R in counterclockwise direction until the head mount has gone out with a click See Fig 1 2 When the flywheel R is rotated in counterclockwise direction the playback recording amp eraser head will be turned in counterclockwise direction from the position in Fig 2 to that in Fig 3 3 At this position disconnect the flexible P C board outgoing from the playback recording amp eraser head from the connector CN31 on the head amplifier amp mechanism control P C board 4 After dismounting the holder remove the flexible P C board 5 Remove the flexible P C board from the chassis base 6 Remove the spring a from behind the playback recording amp eraser head 7 Loosen the reversing azimuth screw retaining the playback recording amp eraser head 8 Take out the playback recording amp eraser head from the front of the head mount 9 The playback recoring amp eraser head should also be removed similarly according to Steps 1 8 above Reassembling the playback recording amp eraser head 1 Reassemble the playback head from the front of the hea
117. ta output for Controller 17 VCC Power suplly VDD 4 5 5 5V Output port When power ON Reset circuit move FM ST VCO Low MW mode 18 PLL charge pump output H Local OSC frequency Height than Reference frequency L Low Agreement Height impedance amu o TI re ETA ea Lo ao ET sw opem e fi emo 1 25 RV B550BU TA78DL06S IC390 Regulator E BA44W12ST V5 Z1 1C310 Regulator SHORT 4 n PROTECTION OVER VOLTAGE THERMAL SHUT DOWN PROTECTION 11 281 903 Remocon sensor Limiter Demodulator Integrator Comparator 2008 1 FM AM IF DET Block diagram OSC Buff QUT IF OUT IF REQ L OUT R OUT 1 26 RV B550BU MN35510 1C603 DIGITAL SERVO amp DIGITAL SIGNAL PROCESSER 1 Terminal Layout 2 Block Diagram LRCKIN MSEL SINES AVSS1 SAA DIGITAL OVER SAMPUNC OUR PSEL DIGITAL FILTER IOSEL OUTL FLAG IPFLAG EFM DIGITAL DEMODULATION AUDI a 16k INTERFASH SYNC SRAM INTERPOLATION DIGITAL ECM SUBCODE AUDIO DEMODULATION INTERFASE PC CIRC ERROR CORRECTION INTER POLATION LRCK DEINTERLEVE SOFT MUTING DIGITAL SRDATA ATTENUATION BCLK PEAK DETECTIVE DMUTE AUTO CUE TRKV CK384 EFM VREF VCOF COMPUTER TRVSTR BYTCK ECS SMCK INTERFACE TVD ITUNING D A CONVERTER TRD CSEL gt GENERATION FOD TBAL MSEL PITCH X2 CONTROL Xi TES ESTA TLOCK FLOCK OUTPUT PORT PLAY LDO
118. ted to the termi nal which is marked with the letter L or coloured red IF IN DOUBT CONSULT A COMPETENT ELECTRICIAN ance with the following code Blue Neutral Brown Live SAFETY INSTRUCTIONS SOME DO S AND DON TS ON THE SAFE USE OF EQUIPMENT This equipment has been designed and manufactured to meet international safety standards but like any electrical equipment care must be taken if you are to obtain the best results and safety is to be assured DO DO FOR IORI IO FOR TOR TOR TOR IORI IK IK IK ee eee read the operating instructions before you attempt to use the equipment ensure that all electrical connections including the mains plug extension leads and interconnections between pieces of equipment are properly made and in accordance with the manufacturer s instructions Switch off and withdraw the mains plug when making or changing connections DO consult your dealer if you are ever in doubt about the installation operation or safety of your equipment DO be careful with glass panels or doors on equipment DON T continue to operate the equipment if you are in any doubt about it working normally or if it is damanged any way switch off withdraw the mains plug and consult your dealer DON T remove any fixed cover as this may expose dangerous voltages DON T leave equipment switched on when it is unattended unless it is specifically stated that it is designed for unattended op
119. ter to check the condition of the laser diode in the optical pickup The tester s internal power Source can easily destroy the laser diode 4 Handling the traverse unit optical pickup 1 Do not subject the traverse unit optical pickup to strong shocks as it is a sensitive complex unit 2 Cut off the shorted part of the flexible cable using nippers etc after replacing the optical pickup For specific details refer to the replacement procedure in the text Remove the anti static pin when replacing the traverse unit Be careful not to take too long a time when attaching it to the connector 3 Handle the flexible cable carefully as it may break when subjected to strong force 4 It is not possible to adjust the semi fixed resistor that adjusts the laser power Do not turn it Attention when CD mecanism assembly is decomposed Please refer to Disassembly method in the text for pick up and how to Microcomputer board detach the CD mechanism Card wire 1 Remove CD mechanism assembly CD changer mechanism 2 Remove the four screws on the microcomputer board 3 Disconnect the connector CN907 and CN602 on the microcomputer board 4 The microcomputer board is put up as shown in Fig 1 5 Solder is put up before the card wire is removed from connector CN601 Fig 1 on the maicroconputer board as shown in Fig 2 When the wire is removed without putting up solder the CD pick up assembly might destroy 6 Please remove sold
120. terminal Adjust VR37 so that the frequency counter records 3 015 Hz 15 Hz when playing back the end of the VT 712 test tape 3 kHz in the fast forward direction Items to be confirmed and standard values Difference in speed between fast forward and rewind Condition Test tape VT 712 3 kHz Measuring output terminal Speaker terminal speaker R Load resistance 4 headphone terminal Method for adjustment and confirmation The difference between fast forward and rewind should be less than 60 Hz on the frequency counter when playing back the beginning of the VT 712 test tape 3 kHz in both directions Tape speed of cassette deck 3 015 Hz 15 Hz Standard value Less than 60 Hz Parts to be adjusted Should be confirmed when changing the motor Wow and flutter Test tape VT 712 3 kHz Measuring output terminal Headphone terminal Electronic performance Confirmation of output Condition Measuring output terminal CN34 5 or 7 terminal preamp base Test tape VT 724 Wow and flutter should be recorded at less than 0 25 WRMS when playing back the VT 712 test tape 3 kHz in the fast forward direction Method for adjustment and confirmation Confirm that the output from the CN34 5 or 7 terminal preamp base connector is 25 dBs 3 dB when playing back the VT 724 test tape Reference value The output from the headphone terminal is 7 dB 4 dB Less tha
121. tically when CD playback is completed How to rewind a tape 1 Press the button to set to TAPE mode 2 Press the m STOP button 3 Press the REW button Recording from the radio or an external source connected to the AUX IN terminals Operate in the order shown PRO ACS SOUND gt 4 eoo SHAS SES ONETOUCH mun conmo GOE Sr SSL o gt Load a cassette with side A facing out Wind past the tape leader before starting recording e Make sure the tape direction is set to forward direction Select the source to be recorded TUNER Press the TUNER BAND FM MODE button Tune to the required station AUX Press the AUX button Select the desired reverse mode Press the ONE TOUCH REC button e The recording starts from the beginning of side A BEAT CUT button When recording an AM broadcast beats may be produced which are not heard when listening to the broadcast In such case set this button after setting the deck to the record mode so that the beats are eliminated Normally set this button to CUT 1 PRESET TUNING n CUT 1 2 3 SLEEP Q2 ES PROGRAM 7 8 9 O C9 10 10 RANDOM AUTO PRESET REPEAT AUX lt gt NEM MODE REVERSE MODE REW MULTI CONTROL FF recorded tape can recording new material ov
122. timer setting has been completed 23 24 Timer recording of broadcast e The current time must be set before the timer can be used e Make sure that the safety tabs of the cassette have not been broken VOLUME off Operations WT MM 4 BAND epum pm 28 BEAT CUT O O e I REW STOP 1 Set the l button to ON 2 Load a cassette e Insert the cassette with the side to be recorded facing out e Select the required reverse mode 2 or 72 Set the tape direction to gt forward by pressing the TAPE lt gt button 3 Setthe timer Refer to Setting the timer on page 23 e Set the timer about a minute before the broadcast to be recorded is scheduled to start 4 Tune to the station to be recorded Refer to page 18 5 Setthe 5 l button to standby e Confirm that the timer mode indicator REC 03 is displayed in the display window e Timer recording will start at timer start time and the power will be switched off at timer stop time The timer mode is then released e To repeat timer recording every day Press the TIMER ON OFF button to display the timer mode indicator REC J in the display window Z 8 O 10 10 PRESET REPEAT AUX ele 9 RANDOM FM MODE REVERSE MODE REW MULTI CONTROL FF e To cancel timer operation Press the TIMER ON OFF button so that the timer mode indicator R
123. tly SVG or como 10 1 TIMER button Press to change the mode to TIMER 2 CLOCK button Press to adjust the clock 3 Number buttons 1 10 10 When the mode is set to CD Press to play specific tracks or to program tracks When the mode is set to TUNER Press to select preset stations e Buttons 1 3 are also used for clock adjustment and timer operation see page 22 REVERSE MODE button DISPLAY button AHB PRO button TIMER ON OFF button Press to cancel or reset the TIMER 8 5 I button When the main unit power is supplied from batteries pressing this button will not turn on the main unit power In this case press the 5 l button on the main unit 9 SLEEP button 10 PROGRAM button Press to select the program play mode 111 RANDOM button 12 REPEAT button 13 AUTO PRESET button 14 VOLUME buttons Buttons not mentioned here have the same functions as those the main unit SWITCHING THE POWER ON OFF 5 1 button CD 11 button TUNER BAND button HOMES e oui PRESET ONE TOUCH AUX TUNING REC CIO BEAT CUT TIO AUX button Switching the
124. up system which prevents the contents of the memory being lost when there is a power failure or the power cord is disconnected Battery power is not consumed when the power cord is connected to the household AC wall outlet When the memory backup function is activated the time is not displayed to reduce power consumption e When the power cord is not connected or the R20 D 13F size batteries are not loaded the batteries should be replaced with new ones approximately every 12 months Connect the AC power cord when replacing batteries in order to back up the memory e Open the battery cover by pulling it toward you while pressing the sections marked with arrows Battery compartment cover Ny e Insert batteries with end first in the order shown R6 AA 15F size batteries e When removing the batteries remove battery number 3 first C Operation on batteries e Loading batteries 1 Open the battery cover by pulling it toward you while pressing the sections marked by the arrows 2 Insert 8 R20 D 13F size batteries optional as shown in the diagram Be careful to insert the batteries with the and O terminals positioned correctly 3 Replace the cover Battery replacement When the batteries are nearly exhausted the following symptoms may appear In this case replace the batteries with the fresh ones Do not use fresh ones and old ones together For the main unit Mistra

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