ONKYO@ SERVICE MANUAL MODEL CHR-185X
Contents
1. 33 Schematic diagram Tu 35 CD mechanism exploded view and parts list 37 ONKYO CD mechanism exploded view 39 How to dismantle CD Changer mechanism 41 Tuner Adjustment procedures 50 ENTS CD Adjustment procedures 51 Packing view parts list esses 52 1 CHR 185X SPECIFICATIONS AMP SECTION Power Output US model Other models Dynamic Power Total Harmonic Distortion IM Distortion Damping Factor Sensitivity and Impedance Frequency Response Tone Control Single to Noise Ratio Muting FM Tuner section Tuning Range US model Other models Usable Sensitivity 50 dB Quieting Sensivity Capture Ratio Image Rejection Ratio IF Rejection Ratio Signal to Noise Ratio Selectivity US model Other models Harmonic Distortion Frequency Response Stereo Separation Stereo Threshold CD SECTION Signal Readout System Optical non contact 20 watts per channel min RMS into 4 Reading Rotation About 500 200 r p m constant linear ohms both channel driven at 1 kHz velocity more than 0 2 total harmonic distortion Linear Velocity 1 2 1 4 m s 2 x 20 watts at 4 ohms 1 KHz DIN Error Correction System Cross Interleave Read Solomon code 2 x 15 watts at 8 ohms 1 kHz DIN D A Converter 12. O Po O P4 O P3 LCLK O LDATA O LLAT LRESET SW8 O SW O SW6 9 SWo O SW4 O SW3 O SW2 O SWI MOI MO4 CD AMUT 185 MICROPROCESSOR TERMINAL DESCRIPTIONS 1 2 PIN NO SYMBOL FUNCTION DESCRIPTION VDD Power supply terminal 5V RCLK Connect to CK output terminal of TC9164AN function switch CL terminal of PLL LM7001 and CK terminal TC9184P of Buzzer output terminal P electronics volume output terminals OUT Clock monitor output terminal at all light mode output 34 Connect to DATA terminal of TC9164AN function switch DATA terminal of PLL LM7001and DATA terminal of TC9184P electronics volume output terminal STB of electronics volume output terminal LCE Connect to CE terminal of PLL LM7001 output terminal ASS Super bass control output terminal at SBASS 0 POWER Power supply POWER control output terminal at POWER ON SET System reset input terminal at active L Main system clock oscillator crystal connect terminal Connect to 4 19MHz ceramic oscillator IC terminal connect to GND Sub system clock oscillator crystal connect terminal not used Power down reset sensor input terminal at power down 72 DD Power supply 5 V terminal DCLK Connect to MLOK terminal of signal processor IC MN662724RPE LT Connect to MLD terminal of signal proc
3. C134 C36 9 12V Yo DTA114E 1 2E cr RN2202 P201 25 17405 0 35 xii or 2SC2458 GR 105K 2M STEREO 1 1 1 1 ROSSIG ROSDATA ROSSCK 9 46 2222 6 002 61150 101 17 000 60 971 900ZVSITSO Scl 0192 02150 vcl 09ZvbldSO EZI 99 5 00 0 121 OSOOZIXIENSD OZI 90029011591 611 9092V0Z1SO 0 150 vll SSCOSPOXSIdAAD 20550 24 cll 14 5 280 10 01 preoq Dd ASSY 697b 60 S 06 9g Je 80p CLO Gv t9 z o 19USA z A319 19 56 JoUSEA JP OA ies 10 YMLSNNd91 E8 Dd SSIP OLO Sh 28 oso 08 221 jawsl Z 1048 iz ALI0008PC 6s uorysn Joqqny CLOP 90 Sv 86 11068 112 59 46 95 2 680 00 0080 91 80 0 655 280 10 26 duuds 855 780 101 16 0 OS 90t 60 6v __ 7914 560 6 80 260 222 59 b 90t6ccSv or 8t6v 190 9 p 6EC Sb II scoc6scsv tv 97066050 ct soOc 6sc cb dw 1507250 Ov
4. PC MES i 0131 LM7001 0117 R115 N 2 22 AF6146CG lt DTC144ES C182 29 CH220J 20 55 28220 9 1256 127 2 ci 40S R C135 X137 1 2E or 2502458 08 10355 xTL 7 2 P201 t V LI a lt D gt 120V model only ro m r 8 Fr V 2 c r 5989 2 2 2 2 0102 T 7 101 208 2SC1923 TU001 ENV17204G1 momo Tae 25 560 050 322 un 55 Mc E 122 9 65 0 821 C205 0213 ol c 750 z M ota c106 R205 2 7 70 76 2 28 0203 204 a 100 2501468 R L ch Ol cp g 2 8 5 100 6 3 C201 C203 O 17 lt x 153J 10 15 D 0 On 4 U R a ra 5 t 9 2 100 x101 X103 Panza SFE10 MAS SFE10 MAS e119 01 02 04 7047 i vc2127 1RBB04 c26 104 5 1 5 8153 R137 5 22 1k C109 8119 4759 5 8 16 16 14 13 17 11 10 S 0131 LM7001 0105 DTC144ES 25 6 Oj 5
5. 0 0 4990208 04 7 1I0SSH90231d0339IN 1010 using UO 18 040 14 LDATA 69 ll LCLK 70 12 LLAT 68 1 111250 15489 6 102X HAAG 431 1140 d1V2 1890 9303 FOCUS TRACK ING AN8389SR F I COIL amp SLED SPINDLE MOTOR DRIVER 190 HL HOI Sc v6 S23 03 d8d0cLc99NN 2242 LIAS 05549204 cord JVNOIS Pm mun 85 m Z0cO 18 HS9088NY 2 YOLVYVONOD 91713 Im NV OANSS 4415 8 nd je YO 5584 801 G zt lt soris HOWAL S003 BE 2 3 Q C 5 30 a FI 9 LIGA iuum HOIIAS JINN i PD 1 111350 v 1 15489 Wal zl IOEX ind d 5 5 z Ah STED ANALY Sat NOILO3S GD NVHD VIG 32018 ZHOS 54 lt H 2069 AO 2Z 5164 1164 A 1 97 2069 A078 109 KY F068 19 G 000600 1021 D 068 A0 6 Ac 8 AS 1060 AO TT SSVd AdAS AS ZZ 0250 c 1063 AOEZ 4 6 1 14 106 1 8 ANOHdOVaH 001 416 1 14 cova 434416 5 2 LIND AIG ddXV3dS HOLIAS 0ALNO 1260 ONT LAW TOFD 8020 5599 444405 o 19 2250 8 CK 9 DATA 10 STB LINIO 1172 5690 1 234 ne 3dVL 23 IN 9 IN2 1 SHIFT REGISTER LATCH Jiva 91 2 1S T 0 41
6. at ev MOP be 6 orru viva at oet 6162 6 15 595 2250 1 ML 6S 8 4 639 1 10 650 18 0 juo 1021 8 S 6VS mo jepeu Aot Le SO 14 0 8 1 21 zeru ers 0250 6150 0 4 90yO 5090 270 2250 POrO SOO b m mi osu 109g 771 z MCE ges 9252 5 095 109b 1 vase R LI m 1 6 WOOL 8558 656 P I3 59 14 1091 oze 0169 fgosu Auo Aogz Ajuo AOCT 9EGO 9468 ELSY 1 121 t 8099 099 9090 509 8660 1660 rane anor 9080 2090 1090 2061 1061 50 4 0Seyse o 5 tora ASYN 2550 1550 2 5665 5 995 NSE 89 6181252 1090 8150 2150 91505150 JOA d04 00 ELSE yo Stoiwsz 53 61506150 Sd JOO LSPS 84601960 2150 1150 01606059 O29A S96vSZ uU SO LIOSZ 9550 5450 80504050 90505050 0 SZ 3 598 252 gt ft Fore 2550 550 0505050 2050 1050 eosar amp mM N 75 OOOO OQ O O O O O m 9 4270 BUE e dim i 419509 cosy es oze 5 58 1058 OG OO O O O O
7. CLAMPER B PULLEY A PULLEY MOTOR PULLEY MOTOR SPRING SPRING SPRING BELT RUBBER CUSHION SO PICK UP UNIT SPRING SPRING CARRIAGE 20 CARRIAGE 30 CAM LF CAM LR PLATE SPACER SW PC BOARD SWITCH SWITCH CONNECTOR CONNECTOR MOTOR RABBER CUSHION 5 SHAFT SHAFT SHAFT DRIVE SHAFT SHAFT SHAFT SPRING SPRING WASHER du ge e v 2 WAS HER WASHER CHR 185X HOW TO DISMANTLE CD CHANGER MECHANISM There are five parts from A to E A How to remove CD Mechanism Assembly from unit 1 Pull out Knob VOL A57 2 Remove five Screws A45 from Top Cover A44 3 From the front remove one Screw A3 which holding the Volume When you remove Top Cover pull Top Cover to behind as pushing down the front hooks which hold Front Panel Note 1 Inthe Service Manual Screw A3 is not included Screw drawing is only included 4 Turn the unit upside down and short one point with solder from the Chassis hole This point is marked with 75 on CD Mechanism PC Board This is necessary to prevent Opt pickup electrostatic damage See Fig 1 Fig 1 5 Remove four Screws from Tuner Circuit PC Board U1 6 Remove Screws from Rear Panel A151 as follows Two Screws for Antenna Terminal One Screw for Optical Jack Two Screws for Pin jack and Four Screws for Rear Panel Then
8. 0 033 F 5 50V Plastic 2 2 u F 50V Elect 10 u F 16V Elect 220 u F 6 3V Elect 10 u 6 Elect CIRCUIT NO PART NO C601 C602 C902 C905 C904 C905 C911 C912 C913 C915 C917 C921 C922 C923 C924 C925 C928 R515 R522 R591 R592 R611 R90 R911 R917 R921 R926 R922 R99 JL401b JL 503b 413 201 P306a P601a P771a P908a P901a P902a P903a E806 Q903a 904 354781009 354764709 374721044 3504301 374721034 354764709 3504307 393341007 354764709 354782219 Resistors 443523904 443522204 443522714 453530824 453534794 453530104 453530224 443522704 431533355 Wire trap 25055628 Socket 25050267 25051237 Plugs 25055148 25055152 25055099 25055146 25055676 25055675 25055135 Screw 82143010 Radiators 27160145 27160176 gt P DESCRIPTION 10 u F 50V EIect 47 u F 35V Elect 0 1 u F 5 50V Plastic 3300 u F 35V Elect 0 01 u F 5 50V Plastic 47 u F 35V Elect 3900 F 25V Elect 10 F 16V Elect 47 u F 35V Elect 220 u F 50V Elect 10 u F 35V Elect 100 F 35V Elect 1 u F 50V Elect 39 Q 5 1 2 oxide 22 5 1 2W Metal oxide 270 0 5 1 2W Metal oxide 8 2 Q 5 1 2W Metal 0 47 Q 5 1 2W Metal 1 245 1 2W Metal lt D gt 229 5 1 2W Metal 27 x595 1 2W Metal oxide 3 3M Q 1 2W Solid D NPLOG 7P590 NSCT 3P95 NSCT 12P1027 4 132 NPLG 8P136 NPLG 2P83 NPLG 2P 130 NPLG 2P632 NPLG 2P631 N
9. 5060 Q31ON 351 3 0 SS31NO SL1VM P L SWHO NI 35v SHOISIS3H 17 e o s 5 38520 O EEE 34088 166 306 066 495 060 3 060 8310 361 3 10 5533 0 AMOS 40 389 580112 4 2 Iv e 6ONSL Eo 6 AM d NI SHOL12vdv2 211 70812373 060 0 03 0 351 3 0 553740 221551 OL IN30VAIhOS Jav 530010 TW e 1 89 5101 52 10 0310 35 iA 1O 2060 2340 ja 02 SS 3 NO 89 5 8 252 OL LNZIWAINOZ 3HV SYOLSISNVYL 77 e aU o allia 0310 3S 1Ad H1O ls M e 111 li L 5009 38 49 3 00v01d9 1160 1160 Lu 8 00 0 0 00 0 99 9 L 9 9 9 0 9 4 Tn 1111 21 1970 6 2 2060 ec 9 M SS M V on 9 5 24 59 ss vIn 2 8064 2 1 ig vO 9 JUNE 5 m 2 a 5 of 59 vo 99 4064 MA e ul LS E 55 E 91 70 2 2 064 1 ESE TH M 4 gt 9 viva d 81621 1250 221 6t 1298 65 001
10. 7MG60H15 A lt P gt CDA10 7MG60K A CIRCUIT NO PART NO X131 X181 X301 X701 001 111 106 C107 C108 C109 C30 110 131 112 114 114 C116 C117 C138 C120 C132 C134 C133 C184 C190 C185 C186 C187 C188 C189 C192 201 202 201 202 C203 C204 C205 C206 C207 C208 C209 C304 C211 C305 C320 C310 C311 C315 C317 C321 C325 C328 C330 332 339 334 C341 C343 C345 C349 351 352 353 354 357 C372 C374 C702 C704 C706 C707 C708 C709 C713 C710 C712 C716 24 Oscillators 3010141 or 3010260 3010203 3010112 3010224 Capacitors 393341007 393321017 354780229 374724734 354782299 393380107 354741009 354744709 354780109 353721019 374721044 354780229 374723334 374724724 374722234 374724734 354780229 374723324 354721019 374721034 374721534 393341007 393341007 374722724 393344707 354780229 393380107 374721044 393321017 374722244 374723344 355721019 355721019 355744709 393321017 393324717 393342217 374721044 393322217 393380337 393321017 3060029 355780229 3000076T 393321017 393321017 355721019 393361017 DESCRIPTION XTL 7 2M HC 49 U03 7 2M Crystal AF6146CG Crystal lt P gt KD6586FFB Crystal XTL 4 19M Crystal 10 u F 16V Elect 100 u F 6 3V Elect 2 2 u F 50V Elect 0 047 F 5 50V Plastic 0 22 u F 50V Elect 1 u F 50V Elect 10 u F 16V Elect lt P gt 47 u F t6V Elect D 1 u F 50V Elect 100 u F 6 3V Elec
11. 81 16 jaxoeig asny UIS 1ourejo MS Sutddej jpos 5g g9 S LLE JUIS JE U 19utejay maS jelseds Og dr l MS M8SIASE Joyelpey 601 aVua 512 Matos u dde1 J 9S Og 88 A LLE 51558 125 Suiddo J oS qg 8 LLE 1932619 10014 NOILdIHOS3Q 1 9290966 56182 005108 95021246 58209662 68007 0 lt 8 6800br0 8 9166211 9 ECCILC CCVOLCLC 90856060 14529562 55609666 5 5 1 2195 68 02610612 81610624 09886182 VELLIGI87 COCLE LET 8800 8 8 Z8L9v818C 00929212 LL9v818C 05200622 LOLOL HSE 28 2061712 149191 92919112 8900 8 SLOIVILZ 08 08609170 26606122 5680180 8800t CS 92600172 880061868 86011 851 LSIV 9cIV SSIV SSIV cSIV ISIV ISTY 051 09 09 6SV LSV SSY 234 CSV ISV OSV chy SCV CCV 81 SIY 14874 01V 6V LV 9v cV V ON LUVd ON TDI ISH SLYVd SISSVHO 185 uPD780206GF 040 Microprocessor FIP4 36 SCOR RDSSCK 31 V v c Q T 41 SYS OUT 10 42 INPMUT TUMUT O P15 STEREO 14 86 SD O P12 85 RDSSIG O RDSDATA CD POWER O O P11 48 O P10 O P9 O P8 40 50 CD RESET 55 54 O P7
12. E MEN I OIL VW3H2 HO CHR 185X CHR 185X CHEMATIC DIAGRAM Tu 230V model only u ree eee eee u ee a m a UU M 48 UU U uU m a ee gt P 5989 2 2 2 2 Q10 2 29C945A P 25 1923 P101 TU001 FE417 G02 m a ee R104 4 354 0201 C6 26K 302 4 Roos COAL F 0101 N JMA 5656 0 2805 100 T Da 586029 DU pie 22 gt 203 8231 C208 0203 t sn m x 100 2 2SC1466 R CO R o 5 4 C20 C203 o d R004 ol 1039 10 16 aves T fs 680 ef a ob 5 oj 6 4085 4 5 P4124 E cs 9 270 901 55100 TAS x103 1 C21 810 10716 SFE10 7MZ2 223 100 81 35k C119 3 1042 E R21 2272 toe or RN2202 i I i 25 22 21 20 19 16 17 16 35 0181 PC1 34 15 15 34 13 52 11 30 9 4732
13. O O O j 2013 1097 P413 LOO N LC6OL LOrO LOrd 40123125 1 266S JVVN 2 5665 213 amp 0665 3VVN duiy NVH5SVId OILVM HO lt 5 2 253 II N Gill 1010 9161197 f 244 gt E 1430 391 5 O O LOONT 20 t00 SO 8 XODE z iE 6 100 090 4990208 QdN co i 0 m lo 815509 xn 39 x 55 SA ON 2 im 90 X ON 148 O 32660 60d 5 DT r e 4 TO 199 44 g re I E 208 t 21 a an o 9 001 OF pt 0 9 a 85 7 0 9 i 40 10 5 i BU Oi i 123 21 1001 she 9889 HS58EBNV amp C Ue WO N Q m x Z Z Z Z 6 IT TET IET 8902 299 2020 113 9 00 t UC 250 0 aa C e 8 5 O C j J 11 4 1263149
14. bit 2 x 25 watts at 4 ohms EIAJ Digital Filter 352 8 kHz 8 times over sampling 2 x 24 watts at 4 ohms Number of Channels 2 stereo 2 x 18 watts at 8 ohms Frequency Response 5 Hz 20 kHz 0 2 96 at rated power 0 2 at rated power General 40 at 8 ohms TAPE MD PLAY 150 mV 50 kohms Power Supply 230 V 50 Hz LINE IN 150 mV 50 kohms 120 V 60 Hz 10 to 50 000 Hz 40 3dB Power Consumption 55 W Super BASS 9 5 dB at 55 Hz Dimensions 185 W x 131 H x 378 Dmm BASS 10 dB at 100 Hz 7 5 16 x 5 3 16 x 14 7 8 TREBLE 10 dB at 10 000 Hz Weight 5 0 kg 11 0 lbs TAPE 100 dB IHF A o dB Specifications and features are subject to change without notice 87 9 to 107 9 MHz 200 kHz steps 87 50 to 108 00 MHz 50 kHz steps Mono 12 8 dBf 1 2 75 ohms IHF 1 0 75 ohms DIN Stereo 18 0 dBf 2 2 LV 75 ohms THF 25 0 uV 75 ohms DIN Mono 18 8 dBf 2 4 uV 75 ohms Stereo 38 8 dBf 24 0 pV 75 ohms 2 0 dB US model 40 dB Other models 85 dB 90 dB Mono 73 dB IHF Stereo 67 dB IHF 55 dB 50 dB DIN 300 kHz at 40 kHz devi Mono 1 0 96 Stereo 1 5 96 30 to 15 000 Hz 1 5 dB 35 dB at 1 000 Hz 25 dB at 100 to 10 000 Hz FM 17 2 dBf 2 0 75 ohms CAUTION ON REPLACEMENT OF OPTIONAL PICKUP The laser diode in the optical pickup block is so sensitive to During repair carefulley take the following precautions static electricity surge current and etc that th
15. lt Un 00 C z subcode sensor Connect to CLK out terminal of RDS decoder IC u PCI346CS System code input terminal at active H Remote control signal input terminal at active L stem code output terminal at active L nalog muting output terminal at active uner muting output terminal at active H 2 Siu die tereo signal detector input terminal at stereo L iil 1 4 C lt tation sensor input terminal at station L Un PIN NO VDD VD Power supply 5V terminal RDSSIG RDS station detector input terminal at RDS station L P126 P125 CD mechanism power output terminal at active H P124 CD mechanism reset output terminal at active H P123 CD analog muting output terminal at active H P122 not used at normal L P121 CD mechanism motor output terminal P120 P117 P116 M01 P115 P110 15 1 5 6 CD mechanism switch input terminal P107 SW7 P106 SWS P105 not used at normal L 66 _ 4 103 LED output terminal Connect to reset terminal of port expend IC 74HC595 eo poe no LED output terminal Connect to latch clock terminal of port expend 74 595 69 PlO1 ILDATA LED output terminal Connect to D terminal of port expend IC 74 595 IC 74HC595 P97 72 P96 lnotused _ used at norma P95
16. remove two black Screws A14 which are fixing Heat Sink See Fig 2 5 Fig 2 7 Pull out three connectors P302 P303 P304 which are located right in Tuner Circuit as seeing from behind and are connected from CD Mechanism Z1 Remove Flexible Flat Cable P301 from Tuner Circuit See Fig 3 41 185 22 Fig 3 8 1 Pull out two Connectors P411 P412 which are connecting U1 Tuner Circuit and U2 Pre amp Circuit as pushing UI to right Then as lifting the front part of U1 and pushing it to front pull out Antenna Terminal part from Rear Panel 2 As lifting Tuner Circuit pull out Flexible Cable Wire P704 which is connected from Display Circuit U6 Pull out four Connectors P201 P306 P771 P705B which are connected from U3 Power Supply Circuit and remove U3 See Fig 5 9 Pull out Jumper Wire JL502 from U4 Main amp Circuit 10 1 Remove three Screws from U3 Power Supply Circuit See Fig 5 2 As lifting the right side of U3 from seeing from behind remove one Connector P413 from U2 42 CHR 185X 3 Remove two Screws A19 from U4 As seeing from behind one Screw at left side of Bracket FU A18 one Screw at the front of U4 11 As lifting Power Supply U3 and Rear Panel block with Bracket PT A22 bring these back until the bottom of Heat Sink comes over the Chassis end bent part Then remove these with connecting wires out of the unit See Fig 6 Fig 6
17. se 40048 3UIES SEU JI x jo 10151506 ou JO 493 NOLLOVO 18909662 0008 2 56616 82 56 lt 16 OC F6616 HI SC v6SI6 HI JC 6S 16 HI 2 66516 C6S16 HI 26516 OC 16S L6EHI 6 16 2 06616 06516 1 2 68916 dC 68SI6CHI 8921062 99010 lt 9507027 10 50 0 S0c0cc 990 lt 0Z 10 p90c0cc 90Z0ZZ IIAZ CESC LIHE 6I SC 210156180 SC OS 0 8061100cC 0 8161100c 0ccl6tco0c 90091 851260 80csc LOTOETSES LUVd 0 Z 17 Ln Ln 9f 9n sn en In In 06 L 106 L 096026550 09506550 09506550 85501560 850 SSO 82201650 1064 1064 1044 1194 2064 1064 1064 1064 2584 38 9511 194821 d 35peg Matos Su dde J a9S 2888 8116 sued 11044 d 4 4 uongo 1294217 Matos dulddey j25 O O8 O LLy 9195 Su1dde J S Og O8 L Lp lt q gt ued lt d gt pued Ld 120845 lt q gt 1eunogsuer J9AOd 9 us Sunjel 2421 d 8061 467 3tun oA qouy aseg 104 19224 aed 12212 4 yg M3108 PIJIN 1 988 41 16 doy S 93614 1 p109 sulysng Matos 801448 28 01
18. 07 Q701 Q708 Q315 Q101 Q102 0105 0132 0133 0134 0205 172 0203 0204 0304 0312 0313 0313 0314 0702 0703 D101 D102 D103 D131 D181 D301 D302 D701 D708 D702 D703 D706 D707 D709 L102 L201 1202 L301 X101 X102 X103 X104 Front end 240102 240131 ICs 22241089R2 22241088R2 22240679 22240581 2 22240924 2 22240925 3 22240927 2 22240239 22241074 2 22241267 3 22240239 Photo coupler 24120038 Transistors 2210746 2211723 221282 2213284 or 2212115 2212445 2213510 or 2214350 2214603R2 2212794 2211504 2211504 2211504 2214490R2 2214540R2 Diodes 223234R2 223234R2 223234 2 223234 2 223234 2 22323462 224490560 2 223234R2 22380035 Coils 233383 233484 231237K 100R2 Ceramic filters 3010071 301007 3010130 3010071 3010258 3010251 DESCRIPTION FE417 G02 lt P gt 1720401 BA1449F LM7001JUM MPC1346CS lt P gt NJM4565M AN8806SB E 1 MN662720RB 83895 1 72915 SM5877AM ET MPD780206GF 040 72915 GPI1F32T 25 945 lt P gt 25 1923 DTC144ES 25 17405 or 25 2458 2SK365 GR DTA114ES or RN2202 25 2714 lt P gt 2SD1468 R 2SA950 Y 25 950 25 950 RN1404 RN2403 155352 155352 lt D gt 155352 155352 155352 155352 UDZS 6B 195352 GP104003E NMC 6070 lt P gt 4085 NCH 1475 5 10 7 5 RED SFE 10 7MA5 RED SFEI0 7MZ2K lt P gt SFE 10 7MAS RED CDA10
19. 1 or 25050897 2002390415 Holders 27190943 27190998 DESCRIPTION 10BT 167GK 74 595 PIC 12043TE2 SLR 342YY 100 F 6 3V Elect NSCT 35P728 or NSCT 35P692 NSAS 4P019 FL LED SWITCH CIRCUIT PC BOARD NASW 5995 2B 2C CIRCUIT NO PART NO 5781 5792 752 705 JL501b 25035652 25045396 2002320615 25051088 NOTE lt P gt 230V model only lt D gt 120V model only 26 DESCRIPTION NPS 111 S604 S witch LGT1516 0101 Terminal NSAS 6P0023 Socket NSCT 4P875 Wire holder CAUTION Replacement of the transistor of mark if necessary mast be made from the same beta group HFE as the original type NOTE THE COMPONENTS INENTIFIED BY MARK A ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK REPLACE ONLY WITH PART NUMBER SPECIFIED 06 62 e M 5 ee U J U es U ee gt Y 2 6865 34 LN3 3 O8dVI 3ONvYHO OL 1237805 51 11002813 e 5531 0 49 5101952 OL LIN3 1vAInO3 348v SBOLSISNVHI TY e 5 ON 3OV1 20 SI 2 10 Q3dnsv3m 309170 e 931312395 S38A nN HLIM ANNO 32v 1d38 AL33vS O 7 211192 34v W Sv 31 311 3 SIN NOgMO e SION b 9 9 3415 ONIINI ua x 3 86 96 LSN KETENE szen CA PPP 2 518 30 3015 ONIANI da 34v QHvOS 24 NI 53 13 01 1 e 5060
20. 12 Remove three Screws which is fixing Holder MEC A7 See Fig 7 When you remove Holder it is easy to pull back it together with U2 See Fig 8 22 Fig 7 E Fig 8 13 As preparing one suitable table for putting CD Mechanism when the unit is turned over turn the unit and remove four Screws A5 and remove the CD Mechanism 14 Pull up Door A54 from CD Mechanism 19 Remove one Screw which is fixing a Clamp beside CD Mechanism Turn CD Mechanism upside down and remove three Connectors P302 P303 P304 and one Flexible Flat Cable P301 from CD Mechanism PC Board 43 B How to dismantle CD Changer Mechanism When replacing the optical pickup first short the pattern on the CD Pick Up PC Board See Fig 1 Short the pattern for electrostatic protection on the CD Pick Up PC board before removing the flexible flat cable from it After soldering remove the flexible flat cable from the CD Pick Up PC Board When replacing mechanism parts do as follows First short the pattern with S for electrostatic protection on U shaped CD mechanism PC Board Short from the bottom chassis hole See Fig 9 Fig 10 Fig 10 C How to remove the Drawer block 1 This is the normal way See pages 39 and 40 in the Service Manual 1 Remove 6 SCREWS 115 from COVER 23 2 Turn PULLEY B 49 anti clockwise and pull DRAWER 2 block The DRAWER block is easily pulled out See Fig 11 You can remove the lock of D
21. 290208 44 7 YOSSAIONdONDIN 27 VOL DOWN IN NI INT 1010 15 9 40123185 3284105 TOD NOILO S dNV WVHDVIG 2018 LO c I O 1 INPUT SELECTOR SWITCH 9191 18 01 aanl 74 1870 ee q uo SOIVNOSSH 134534 ZHRGT 5 IVadd0 TOLX 004 1 553 181 0 1 73 78 80 90 91 100 DIGIT I 3 00 49 53996124 7 105503 08018 MD 100 NT 3300030 50 el 1010 0 SAS 1810 EOLD 0 9 44 30 50 45 39 915544 PLL 7 DATA 5 NOW yasang 2110 SOIYNOS3M ovas nT Sess 2 2 2540 WETOOLNT WALTIA ONOW OLAV YATTONINOD SS d M01 ONY NAZISSHINAS Tid EETO 2619 TETO 34408 1185 82 A Z COLD PETD 1029 TE J6FF1V8 10 IIn21 JW WALSAS OIGVY WY 8200200 044415 JI Kd la ad 0 020 FOTO 2019 1019 JNINN INV Oj KCOGVK N TAY d JWNIRH3L VNNINV HOLIAS ALIN 026 NOILO3S YSNNL INVYDVIG 32018 185 gt ui gt Q Lu Q O a gt lt ui I gt lt 0 00 TL CC O 1410945 WHSWON Luvad A INO HO V Iddl 34DOHS AMALIT AQET lt d gt FAI
22. 8 1 020 59 6E 909 660 9 86 9 6 6 LE 1608 560 59 9 1600 662 59 se 9 0t t60 Sv 90661059 EE 8507000 18 908 22 09 82 Je38jsAeA 650900099 LC 1000005 92 61079200154 810 006 59 z 1002 211 59 Ez 4iqwssse JeS 80 60 56 61 12 200 59 11 mE 01 92 me 46011 992 59 cl usse jms8 aana 62066068 ni Cy JoploH 6806 60 99 BC Aiquiasse 7 15PIOH 880 7560 59 CA 112172151 lt A quasse z 5155049 091 60 5 1 sued 40 si 151 G3001dX3 WSINVHO3M MECHANISM EXPLODED VIEW 39 CHR 185X REF NO 40 53 4 Co OW 3 tO DESCRIPTION CHASSIS 2 DRAWER HOLDER L HOLDER R3 SUPPORT GEAR R GEAR RING GEAR INDEX 6 GEAR STAR A GEAR IDLER 7 SUPPORT GEAR L GEAR DRIVE CARRIAGE 10 CAM RF CAM RR2 PINION GEAR IDLER B3 BEVEL GEAR 4 GEAR STAR B GEAR STAR C GEAR PINION 3 COVER SHAFT CAP GEAR SPLINE BEVEL GEAR 1 GEAR IDLER 1 GEAR IDLER 3 BEVEL GEAR 3 PULLEY C HOLDER 2 HOLDER 1 SLIDER 1 SLIDER 2 ARM STOPPER A ARM 5 B GEAR IDLER A GEAR IDLER C LEVER CLAMPER A LIFTER ARM MAGNET
23. A P10 25065462 P10 292116 DESCRIPTION Carton box Carton box D Pad 430 550 Styrene bag Staple PP tape Label EAN Label UPC SHEET RC 332S Remote controller 350 250 Styrene bag Y AE21 0237 FM antenna terminal FM antenna NOTE Attached goods must not run aground in remote control Attached goods are turned below REF NO PART NO P10 29342628 P10 29342629 P10 29342630 P10 29358002K P10 29365019B P10 3010054 P10 29355133A 262002 261504 DESCRIPTION Instruction manual Instruction manual FSI lt P gt Instruction manual GSWD lt P gt Service station list lt D gt Warranty card lt D gt UM 3 Battery Label DBP lt P gt Adhesive tape Paper tape NOTE lt P gt 230V model only D 120V model only ONKYO CORPORATION Sales amp Product Planning Div 2 1 Nisshin cho Neyagawa shi OSAKA 572 8540 JAPAN Tel 0720 31 8111 0720 33 5222 ONKYO U S A CORPORATION 200 Williams Drive Ramesy N J 07446 U S A Tel 201 825 7950 Fax 201 825 8150 E mail onkyo onkyousa com ONKYO EUROPE ELECTRONICS GmbH Industriestrasse 20 82110 Germering GERMANY Tel 089 84 93 20 ONKYO CHINA LIMITED Units 2102 7 Metroplaza Tower 223 Hing Fong Road Kwai Chung Fax 089 84 93 226 E mail info onkyo de N T HONG KONG Tel 852 2429 3118 Fax 852 2428 9039 52 PN 0 3608 NS904 Printed in Japan
24. A HO ASTA OH TVOLLDID TAY Y d 1SS V TO 194871 Asse G9 D 1Z91 GON lt C gt 4 888 pyeoq YOUMS D7 S66S MSWN d Asse Pod 24 HoJIAS HC S66S ASVN lt q gt 4 558 p1eoq Od Ke dsiq 2z p66S SITVN d Asse pigoq Od amp e dsi az r66s SIT VN lt q gt Asse 24 peura leyeods 57 c666 9 13 VN d 4 852 PJeod 24 12xeads gz c669 1d VN lt gt 5 588 pieoq Od 1aji dure seAod Z Z665 HVVN d Asse pieoq Od 1 AOd qZ 266S 1V VN lt q gt 4 558 Ajddns 19804527 1666 d 4 588 pigoq Ajddns I90d gc 166 1V VN lt d gt 5 588 Od 1oridureoiq 7 0666 AV VN d Asse p eoq Od jogi dureo1q gz 0666 3V VN lt q gt Asse urej 22 6865 V VN d SS preoq Od 2 6860 lt q gt 1euuojsuea 9 0444 621 14 d 1euuojsuer 1240d d 67 LdN JOjsisue1 q G7 VS 10 A STLIVSZ O SZLI YSZ 10151561 d T GpOSC A ISpOSC O L1SPOSZ p109 Ajddns Jomog g1 7 9N SV d p409 AIddns 12 0g 3132 S V 31489 8U 4 210166 4 ue J TLPC XvOCI 94205 16 048 5 5 206 0600481 5 5 193205 6600421 5 5 21420 381 9 qrxo 1 29009 1 pOJON lt q gt 4 c L 10 V9 d 9504 MA V3 JS Vt 0 Mass jetoads O8 S0 8 LLE NOI L4dINOSAd lt 6 3dA1 0 ay
25. CHR 185X Ref 3608 ONKYO SERVICE MANUAL Silver models 230V AC 50Hz I 120V AC 60Hz SAFETY RELATED COMPONENT WARNING TABLE OF CONTENTS COMPONENTS IDENTIFIED BY MARK ON THE Specifications 2 2 2 SCHEMATIC DIAGRAM AND IN THE PARTS LISTARE Caution on replacement of optional pickup 2 CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK Protection of eyes from laser beam during servicing 3 REPLACE THESE COMPONENTS WITH ONKYO Laser warning label 3 PARTS WHOSE PART NUMBERS APPEAR AS SHOWN Service procedures 4 Block diagram 222 5 IN THIS MANUAL Chassis exploded view and parts list 8 Microprocessor terminal description 10 MAKE LEAKAGE CURRENT OR RESISTANCE IC block diagrams and descriptions 13 MEASUREMENTS TO DETERMINE THAT EXPOSED CD drive exploded view and parts list 22 PARTS ARE ACCEPTABLY INSULATED FROM THE CD mechanism pc board 23 Printed circuit board parts list 24 SUPPLY CIRCUIT BEFORE RETURNING THE printed circuit board view from bottom side 27 APPLIANCE TO THE CUSTOMER Schematic diagram Amp 29 Printed circuit board view from bottom side 31 Schematic diagram CD
26. Confirmation of Jitter 1 Connect the jitter meter to pin 3 VC and pin 4 RFO of test point P305 2 Load the test disc SON Y TYPE 4 on the tray and play the track 2 3 Confirm the jitter value is less then 10 5nsec Auto Adjustment Insert disc 1 YEDS 18 and press gt play button Connect the oscilloscope to pin 3 VC and pin 2 TE of test point P305 Press play button Confirm that the center of tracking error signal on the oscilloscope becomes GND level Uu Confirmation of RF level It is not necessary to perform the adjustment of optical pickup This confirmation should be made when replacing the optical pickup 1 Connect the oscilloscope to test points RFO and VC Oscilloscope DC range MAIN CIRCUIT PC BOARD TP RFO TO VC 2 Turn the power switch on 3 Load the test disc YEDS 18 on the tray and press the play button 4 Confirm that the waveform on the oscilloscope is optimum eye pattern and optimum level as shown photo 1 Optimum eye pattern means that shape lt gt can be clearly distinguished at the center of the waveform 51 Press and hold the DOWN button then press the DISC 2 OPEN CLOSE button CHR 185X 185 PACKING VIEW PT PACKING VIEW PARTS LIST REF NO PART NO 29053344 29053370 P2 P3 29091771B P4 29100123C P5 282321 P6 29110071 P7 29362353 P7 29362379 P9 29095839 A801 24140332B P10 29100097 1
27. G 3P350 NSAS 8P0309 NSCT 16P2034 NSAS 16P0194 NSCT 10P1025 NSCT 6P1021 NSCT 35P762 or NSCT 35P660 NTM 1PD153 Antenna Front end PREAMPLIFIER PC BOARD NAAF 5990 2B 2C CIRCUIT NO PART NO Q401 0431 0522 0403 0406 0519 0520 0481 0591 0592 0593 D503 D901 C431 C432 C433 C434 C435 C436 C437 C438 C439 C440 C441 C442 C443 C444 C445 C446 C451 C454 C48 C525 C528 C581 C582 C583 R425 ICs 22241072 22240273 Transistors 2213631 or 2213632 2213510 2213354 2213284 2213510 Diode 223163 223205 or 223222 22380048 Capacitors 393341007 374721824 374723924 374721824 374723624 374721824 374724714 393341007 393341007 393380107 354781599 355721019 393380107 Resistor 5104338 DESCRIPTION TC9273N 007 NJM4565S D RN1241 A or RN1241 B 114 5 25 9335 2SC1740S R 114 5 155133 155270 WG713A RBA 402 10 u F 16V Elect 1800 5 50 Plastic 3900pF2 596 50V Plastic 1800pF 5 50V Plastic 3600pF 5 50V Plastic 1800pF4 5 50V Plastic 470pF 5 50V Plastic 10 u F 16V Elect 10 u F 16V Elect 1 u F 50V Elect 0 15 F 50V Elect 100 u F 6 3V Elect u F 50V Elect NI6RQLIOOKBT25F Variable CIRCUIT NO PART NO 401 402 403 412 413 Terminals 25045300 or 25045458 25045305 25045303 or 25045460 25045504 Plugs 25055706 25055702 25055708 DESCRIPTION NPJ 6PDBL159 or NPJ 6PDBL279 NPJ 4PDBL164 lt D gt NPJ 4
28. GE 20 horizontally turn BEVEL GEAR 4 more clockwise Then CARRIAGE 20 is installed and CARRIAGE 10 moves inside by turning BEVEL GEAR 4 17 clockwise CARRIAGES is set 47 185 CHR 185X 7 In assembly of the left side of CHASSIS GEAR IDLER 39 has a direction See Fig 18 Set it as its marking faced to the front If it doesn t have any marking no need to take care of direction Note GEAR IDLER A 39 may fall down Take care for its missing 8 Move BEVEL GEAR 1 27 to the center of the SHAFT 24 9 First attach the right side hook part of DRAWER block to CHSSIS block and BEVEL GEAR 27 See Fig 17 Then move DRAWER block inside as holding its left side up Fit its left side project into the hole of CHASSIS end Drawer Block Hook Attach this Hook part to F BEVEL GEAR Bevel Gear 1 4 17 Bevel Gear 1 27 Ch assis Fig 17 10 When you assemble DRAWER block with CHASSIS it is important that linear gears in CHASSIS gang well with GEAR IDLER A 39 While GEAR IDLER A isn t ganged well turn PULLEY B 49 Fig 11 a bit and make them ganged Take care not to turn it much GEAR IDLER A should be in 45 degrees from the center See Fig 18 11 Push in two hooks at the both sides as they sound click You may fix the right side hooks first before you move Drawer block inside in item 9 12 Put COVER 23 and mount six SCREWS 115 13 This is a completed or removed condition Se
29. P90 PI P6 Segment output terminal at active H FIP controller driver pull down resistor connect terminal Segment output terminal at active 89 lple 90 jpl7 91 Grid output terminal at active H OO BG 12 CHR 185X CD DRIVE EXPLODED VIEW AND PARTS LIST KSM 213CCM REFNO 3 2626 90 01 3 62125513 6 24840008 Leafswich 156472211 6P Connectorpin 9 8848 483 08 55 213 Optical pickup 22 185 MECHANISM PC BOARD 45 070 4155 an ri cy e C SCHEMATIC DIAGRAM ree eens SLIDER REVERSE POSITION SW 1 SW8 Normal open SW SLIDER FORWARD POSITION SW 2 SW open SW DRAWER CLOSE DETECT SW 3 SW6 Normat open SW CARRIAGE NUMBER SW 4 SWS Normtl close SW CARRIAGE NUMBER SW 5 SW4 Normal close SW CARRIAGE HOME POSITION SW 6 SW3 Normal close SW CARRIAGE EXTRA POSITION SW 7 SW2 Normat close SB DRAWER OPEN DETECT 5 8 SWI Normal open SW COMMON 8 CARRIAGE MOTOR CARRIAGE MOTOR DRAWER MOTOR DRAWER MOTOR 23 185 PRINTED CIRCUIT BOARD PARTS LIST MAIN CIRCUIT PC BOARD NAAR 5989 2B 2C CIRCUIT NO PART NO TU001 Q104 Q131 Q181 Q201 Q301 Q302 Q303 Q305 0306 Q3
30. PDBL162 or NPJ 4PDBL281 lt P gt NPJ 1PDBL319 NPLG 10P662 NPLG 6P658 NPLG 12P664 POWER SUPPLY PC BOARD NAAF 5991 2B 2C CIRCUIT NO PART NO 0521 Q901 Q903 Q904 Q905 Q501 Q504 Q505 Q508 Q509 Q514 Q515 Q518 Q601 Q602 Q603 Q902 D49 D492 D501 D502 D601 D911 D917 D918 D919 D920 L401 L404 F901 F901a C491 C492 C501 C502 C507 C508 C511 C512 C513 C514 C515 C516 C517 C518 C519 C520 C521 C522 C523 C 524 C539 C540 C541 C542 25 ICs 22240605 222780125NEC 222780095IRC 222780565JRC 222951 Transistors 2211733 2213284 2211455 2211255 2212445 2213284 2211504 2211455 Diodes 224470823 223163 or 223205 or 223222 22380035 or 22380260 224452704 224470512 Coils 231126 Fuse 252083 252158 Fuse holder 25050065 Capacitors 393343317 393341007 393361017 393322217 374725624 374723334 374721844 374723334 393380227 393341007 393322217 393341007 A DESCRIPTION TC9184P MPC78M12HF 78M12HF NJM78MO09F A 78MO9HF NJM78M56FA 78M56 M51943B 25 1845 25 17405 25 1015 28C1815 GR 2SK365 GR 25 17405 25 950 25 1015 MTZJ8 2C 155133 or 155270 or WG713A GP104003E or RLIN4003 MTZ27D MTZJS 1B NCH 1182 0 4A SE EAWK Fuse lt P gt 1 6A UL T 237 Fuse D YSHAO3T 330 u F 16V Elect 10 F 16V Elect 100 F 35V Elect 220 u F 6 3 V Elect 5600pF 5 50V Plastic 0 033 u F 5 50V Plastic 0 18 u F 5 50V Plastic
31. PLG 5P119 3P 10FN BC Pan head RAD 5 POWER AMPLIFIER PC BOARD NAAF 5992 2B 2C CIRCUIT NO PART NO Q551 Q552 Q553 Q554 Q555 0556 Q557 0558 Q559 0560 Transistors 2213284 2211654 or 2211653 2211644 or 2211643 2202063 2202064 or 2202066 2202053 2202054 or 2202056 DESCRIPTION 2SC1740S R 25 2235 or 25 2235 25 965 or 25 965 25 4511 25 4511 25 4511 25 1725 25 1725 25 1725 CIRCUIT NO L501 L502 C553 C554 C555 C556 R565 R566 R567 R568 R571 R572 R573 R574 JL401a JL 501a 502 JL 503a PART NO Coils 2311765 Y Capacitors 393341007 374724734 Resistors 443521014 4500027 453530824 453530564 Wire holders 25051091 25051088 25051089 25051107 CHR 185X DESCRIPTION 1 3C 10 u F 16V Elect 0 047 F 5 50V Plastic 100 Q 5 1 2W Metal oxide 0 22 62 5 2W Metal plate 8 26 5 1 2W Metal 5 6 245 1 2W Metal lt P gt NSCT 7P878 NSCT 4P875 NSCT 5P876 NSCT 3P894 SPEAKER TERMINAL PC BOARD NAETC 5993 2B 2C CIRCUIT NO PART NO P501 JL502b 25060245 25055626 DESCRIPTION NTM 4PDML165 Speaker terminal NPLG 5P588 Wire trap DISPLAY CIRCUIT PC BOARD NADIS 5994 2B 2C CIRCUIT NO PART NO Q75 0771 0752 0771 0775 772 773 704 77 701 771 FL tube 212141 222745955 Remote sensor 24130011 L E Ds 225320 Capacitors 353721019 Sockets 2505094
32. RAWER by doing so 44 CHR 185X Fig 11 3 After pulling out DRAWER block until around its half divide CHASSIS 1 block hooks which fixing DRAWER block from the two points of left side then the right two with a minus shaped driver or fingers See Fig 12 Because gears gang together inside at the right side With holding DRAWER block Notes In this case please note that GEAR IDLER 2 with BEVEL GEAR and GEAR IDLER A are lost easily Fig 12 2 This is the way when Carriages are jammed inside 1 Remove 6 SCREWS 115 from COVER 23 2 Divide CHSSIS 1 block hooks which fixing DRAWER 2 block from the two points of Left side then the right two with minus shaped driver or with fingers as like as below Because gears gang together inside at the right side With holding DRAWER block D How to remove CARRIAGES How to remove CARRIAGES 10 20 or 30 Carriage number changes with chances of Disk stopping from CHASSIS 1 1 Slide SLIDER 2 36 block inside and make the pin locked at inner most of SLIDER 2 with ARM STOPPER B 38 45 185 2 Then slide SLIDER 2 36 outside 3 By sliding SLIDER 2 ARM 44 moves up and it is locked 4 Then CARRIAGE are unlocked and are easily removed outside Note How to distinguish CARRIAGES 10 20 or 30 See Fig 13 Turn CARRIAGE upside down and you can see two posts for CARRIAGE number detection CARRIAGE 10 has one post at insi
33. de CARRIAGE 20 has one post at outside CARRIAGE 30 has two posts at the both sides How to remove CARRIAGES from DRAWER block 1 Turn BEVEL GEAR 4 17 anti clockwise See Fig 14 2 By turning BEVEL GEAR 4 the uppermost CARRIAGE slides out 3 Hold the CARRIAGE at its center and bring it up Then you can take it out 4 Then turn BEVEL GEAR 4 17 anti clockwise and take out the second CARRIAGE 5 Take out the bottom CARRIAGE with the same way Note BEVEL GEAR 4 falls down easily Take care for its missing 46 E How re assemble DRAWER block A B 1 2 3 4 6 First insert CARRIAGE 30 63 between ARM 44 and TURN TABLE and set it until inside end Push SLIDER 2 36 block down and slide it until inside end CARRIAGE is locked with ARM How to set CARRIAGEs to DRAWER 2 Turn BEVEL GEAR 4 17 clockwise The lower PINION in GEAR SUPPORT turns anti clockwise After it stops the upper PINION turns clockwise Just before the lower PINION starts to turn stop to turn GEAR IDLER 2 Set CARRIAGE 20 62 as fitting it with the lower PINION as Fig 15 Fig 15 Carriage Position Fig 16 Then push in the left side of CARRIAGE 20 on STAR GEAR C 20 and the rail part by warping the CARRIAGE See Fig 16 Turn BEVEL GEAR 4 8 clockwise to move CARRIAGE 20 inside After it reaches innermost you cannot turn BEVEL GEAR Then set CARRIAGE 10 12 as same as 20 Pulling up CARRIA
34. e Fig 19 48 185 s set front i 7 2 mark Fig 18 Eee teeta N 49 185 TUNER ADJUSTMENT PROCEDUREES Preparation 1 Input 2 Outputs FM mono 1kHz 75kHz devi 60dB V Connect the non inductive type resistor of 8 ohms FM stereo 1kHz 67 5kHz devi 60dB V to the all speaker terminals unless otherwise noted Pilot signal 19kHz 7 5kHz devi FM ADJUSTMENT Item Connection FM SG Stereo modu Tuning Output Adjustment Adjust Remarks of instrument output lator output frequency indicator point for Signal AC voltmeter or Oscilloscope 99 0MHz 1kHz 75kHz devi 65dBf 60dB FM MUTE MODE switch MONO IFT on the Maximum front end FM MUTE MODE switch AUTO 99 OMHz 19 2dBf 14dB RDS data 99 0MHz Ext mod 60dB Or 57kHz 3 devi Output Terminal Fig 1 Antenna u Terminal Output Terminal Oscillo Signal Generator scope Fig 2 Ext mode Antenna TP181 1 RDS decoder FM Unit Oscilloscope AFloscillator Generator 2 Fig 3 gt TEST POINTS 50 CD ADJUSTMENT PROCEDUREES Clock Frequency Adjustment 1 Connect to P701 of frequency counter 2 Press and hold the DOWN button then press the DISC 3 OPEN CLOSE button 3 Adjust trimmer C702 so that the frequency counter to 524 288kHz 1Hz
35. e components The following precautions are included in the service parts are liable to be broken down or its reliability remarkably deteriorated PRECAUTIONS 1 Ground for the work desk 3 Grounding for the human body Place a conductive sheet such as a sheet of copper witch Be sure to put on a wrist strap for grounding whose other inpedance lower than 10 on the work desk and end is grounded place the set on the conductive sheet so that the chassis Be particulary carful when the workers wear synthetic 2 Grounding for the test equipment and tools fiber clothes or air is dry Test equipment and toolings should be grounded in order 4 Select a soldering iron that permits no leakage and have that their ground level is the same the ground of the the tip of the iron well grounded power source 5 Do not check the laser diode terminals with the probe of a circuit tester or osilloscope CHR 185X PROTECTION OF EYES FROM LASER BEAM DURING SERVICING This set employs a laser Therefore be sure to follow carefully the instructions below when servicing WARNING WHEN SERVICING DO NOT APPROACH THE LASER EXIT WITH THE EYES TOO CLOSELY IN CASE IT IS NECESSARY TO CONFIRM LASER BEAM EMISSION BE SURE TO OBSERVE FROM A DISTANCE OF MORE THAN 30cm FROM THE SURFACE OF THE OBJECTIVE LENS ON THE OPTICAL PICK UP BLOCK LASER WARNING LABELS There labels are located on the mechanism 1 Warning lable This label is located on t
36. essor IC MN662724RPE DATA Connect to MDATA terminal of signal processor IC MN662724RPE TAT Connect to STAT terminal of signal processor IC MN662724RPE TOP Pick up inner side sensor of mechanism switch input terminal CK ENS QSO VSS VSS OL DOWN Volume up down control output terminal at active Volume up down of Remote control code as bellow VOL DOWN output H VOLUMEDOWN L H L POWER OFF not used not used at normal L IGNAL auto memory signal level i AREA Initializing setting terminal for the frequency range BANDO BANDI 10 ili gt 25141520 T 2 2 4 gt N 4 gt 79 lt SIE Q TJ ISISISISISISISISIS 4 5 gt v gt 02 lt P15 POWER ON 017 72174170 foo A lt O C Key input terminal Key input terminal 11 Uo Joo to ro ro to to ro ro 0 S Z O 185 MICROPROCESSOR TERMINAL DESCRIPTIONS 2 2 DESCRIPTION A D converter analog power supply 5 terminal A D converter standard voltage input terminal Connect to BLKCK terminal of signal processor IC MN66272RPE PIN NO SYMBOL FUNCTION AVDD AVDD AVREF P03 DSSCK 2 712
37. he chassis DANGER INVISIBLE LASER RADIATION WHEN OPEN AND INTERLOCK FAILED OR DEFEATED AVOID DIRECT EXPOSURE TO BEAM UTION HAZARDOUS LASER AND ELECTROMAGNETIC RADIATION WHEN OPEN AND INTERLOCK DEFEATED RAYONNEMENT LASER ET ELECTROMAGNETIQUE DANGEREUX S ONERE AVEC L ECLENCHEMENT DE SECURITE 2 Class 1 label This label is located on the left side of top cover LUOKAN 1 LASERLAITE CLASS 1 LASER PRODUCT KLASS 1 LASER APPARAT Laser Diode Properties Material GaAlAs Wavelength 760 800nm Emission Duration continuous Laser output 0 5mW This output is the value measure at a distance about 1 8mm from the objective lens surface on the Optical pick up Block 185 SERVICE PROCEDURES Replacing the fuses 3 Safety check out W This symbol located near the fuse indicates that the fuse used is fast operating type For continued protection against fire hazard replace with same type fuse For fuse rating refer to the marking adjacent to the symbol A IL Ce symbole indique que le fusible utlise est a rapide Pour une protection permanente n utiliser que des fusibles de meme type Ce darnier est indique la qu le present symbol est appose Circuit No Part No Description F901 252083 0 4A SE EAWK Fuse lt P gt F901 252158 1 6A UL T 237 Fuse D NOTE lt P gt 230V model only lt D gt 120V model only To Initialize the unit This device employ
38. n the unit is exposed to very high humidity 3 OPEN CLOSE button or used in an area with an extremely humid climate 2 Press the POWER button 3 After clear is displayed prest memory and each mode stored in the memory are initialized and will return to the factory settings CD MECHANISM PC BOARD CAUTION ON REPLACEMENT OF OPTICAL PICKUP The laser diode in the optical pickup block is so sensitive to static electricity surge current and etc that the components are liable to be broken down or its reliability remarkably deteriorated short During repair carefully take the following precautions 1 When replacing the CD mechanism assembly first short the pattern on the CD mechanism pc board and remove the connector P301 2 When replacing the optical pickup first short the LD terminals and remove the connector Also when attaching the new optical pickup after attaching the connector unsolder the LD terminals 3 Do not touch the optical object lens with the hands CHASSIS BOTTOM VIEW SHORT CONNECTOR A gt lt LO m 2 O 5 AOE JV 40 2 2H09 fi6q tt6d yolvinogW 191 14 01 Aval 8399015 A061 911 14 OV 9 Ag 3 AO 6 AS HOLIAS 51 AZ 8 1064 AO ZI 33 1060 4 621 14 106 1 AQZI 0 621 14 SEGMENT AS 66 e o t 8
39. s a microprocessor to perform various functions and operations If interference generated by an external power supply radio wave or other electrical source results in accident which causes the specified operations and functions to operate abnormally To perform a result please follow the procedure below 1 Press and hold down the DOWN button then press the DISC After correcting the original service problem perform the following safety check before releasing the set to the customer Connect the insulating resistance tester between the plug of power supply cord and the screw on the back panel Specifications More than 10 MQ at 500V Memory preservation This unit does not require memory preservation batteries A built in memory power back up system preserves contents of the memory during power fatlures and even when the unit is unplugged The unit must be plugged in and the power switch turned on and off once in order to charge the back up system Note that since this is not a permanent memory the power switch must be turned on and off a few times each month the keep the back up system operative The period of the time during which memory contents are preserved after power has last been turned off varies depending on climate and placement of the unit On the average memory contents are protected over a period of 3 to 4 weeks a minimum of 2 weeks after the last time power has been turned off This period is shorted whe
40. t 0 1 u F 5 50V Plastic D 2 2 u F SOV Elect 0 033 u F 5 50V Plastic 4700 5 50 Plastic lt P gt 0 022 F4 5 50V Plastic lt P gt 0 047 F25 50V Plastic lt P gt 2 2 u F 50V Elect lt P gt 3300pF 5 50V Plastic lt P gt 100 u F 6 3V Elect lt P gt 0 01 u F 5 50V Plastic lt P gt 0 015 u F 5 50V Plastic D 10 u F 16V Elect 10 F 16V Elect 2700pF 45 50V Plastic 47 u F 16V Elect 2 2 u F 50V Elect 1 u F 50V Elect 0 1 5 50 Plastic 100 F 6 3V Elect 0 22 F 5 50V Plastic 0 33 u F 5 50V Plastic 100 u F 6 5V Elect 100 u F 6 3 V Elect 47 u F 16V Elect 100 u F 6 3V Elect 470 u F 6 3V Elect 10 u F 16V Elect 0 1 F 5 50V Plastic 220 u F 6 3V Elect 3 3 u F 50V Elect 100 u F 6 3V Elect NTC 30P25 Trimmer 2 2 u F 50V EIect EECSSRSTIOA Super 100 F 6 3V Elect 100 u F 6 3V Elect 100 z F 6 3V Elect 100 F 35V Elect CIRCUIT NO PART NO R101 R181 P181 P302 P303 P304 P305 P701 P705B P201 P301 P306A P411A P412A P704A P101 TU001a Resistors 5215046 5215003 Plugs 25055038 25055370 25055240 25055235 25055045 25055038 25055367 Sockets 2002390815 25052136 2002391615 25051235 25051231 25050975 25050865 25060231 Shield plate 27150387 DESCRIPTION NO8HRSOKBC Trimming NO8HR20KBC Trimming lt P gt NPLG 2P29 lt P gt NPLG 6P353 NPLG 9P224 NPLG 4P219 NPLG 4P33 NPLG 2P29 NPL
Download Pdf Manuals
Related Search