User manual AKAI GX-635D SERVICE MANUAL PARTS LIST

[. . . ] f1't' , , 0, SERVilCEMAN PARTSLIST 3 B 'roDEr GX. 635D é' 0 ;. j-i-ii;'i s STEREO TAPE DECI( Mo, )', , GX'635D 1 SECTION SERVICEMANUAL. S C S E C T I O N 3 C H E M A T ID I A G R A M I . . . . . . . . 43 . . . . . . 67 I. TECHNICAL TRACK SYSTEM REEL CAPACITY TAPE SPEED DATA 4 lrack 2 channel stereo/monaural system Up to 10-l/2" reel (7 19 cm/sx0. 8% -l12 ips) ips) 9. 5 cm/s xl. 0% (3-314 (Pitch control: more lhan t6%) WRMSat 19 cm/s than 0. 03% Less WRMSat 9. 5 cm/s than 0. 04% Less than 0. 08% DIN 45500at 19 cm/s Less DIN 45500at 9. 5 cm/s than 0. 10% Less WR Tape 30 to 27, 000Hz 13 dB at 19 cm/susing WR Tape 30 to 21, 000Hz 13 dB at 9. 5 cm/susing 30 to 25, 000Hz t3 dB at 19 cm/susingLN Tape 30 to 19. 000Hz 13 dB at 9. 5 cm/s usingLN Tape L e s st h a n 0 5 % a I 1 9 c m l s WOW& FLUTTER RESPONSE FREQUENCY (1. 000Hz "0" VU) DISTORTION SIGNAL TO NOISE RATIO ERASERATIO TALK CROSS CHANNEL SEPARATION BIAS FREQUENCY HEADS MOTORS REAL TIME COUNTER FF & RWD TIME OUTPUTJACKS Betterthan 62 dB DIN 45500 Betterthan 70 dB (at 1, 000Hz) Betterthan 40 dB (at 1, 000Hz) Betterthan55 dB (at 1, 000Hz) 1 0 0k H z (6): Two GX Recording Heads, Two GX Playback Heads, Two Erase Heads (3): One AC ServoMotor for capstanDrive Two AC Eddy current Motors for Reel Drive than r1. 5% Less Up to 99 min 59 sec, 550m (1, 800ft. ) TaPe 120secusing Line (2): 0. 775V(0 VU) Requiredload impedance:more than 20 kohms (1): 100 mV/8 ohms Phone (2): 0. 25 mV Microphone impedance:600 ohms Requiredmicrophone 100 LINE (2): 70 mV impedance kohms t 0. 3V l0 Input 2. 0 mV, impedance kohms, O x 4 4 0 ( W ) 4 8 3 ( H )x 2 5 6 ( D )m m , ( 1 7 . 1 " ) 2l ke (46. 4lbs) 100V. 50/60Hz for JPN 120V, 60 Hz for US & Canada 2201240V, 50Hz for Europe, UK and Australia for 1lO| 120 220I 240V, 50/60 Hz internallyswitchable other countries | INPUT JACKS DIN JACK DIMENSIONS WEIGHT POWERREQUIREMENT * Specifications determined with Akai LN-150-7 or SCOTCH #21 1 tape unless otherwise noted. [. . . ] The shapeof the parts and parts name, etc. can be confirmedby comparingthem with the parts shown, on the ElectricalPartsTable of P. C. Both the kind of part and installationposition can be determined the PartsNumber. To by determinewhere a parts number is listed, utilize Parts Index at end of Parts List. It is necessary first of all to find the PartsNumber. This can be accomplished usingthe by Reference Number listedat Íight of parts numberin the PartsIndex. Utilize separate List for Parts" to determine price. The most simple method of finding partsPriceis to utilize the reference number. CAUTION: l. When placing an order for parts, be sure to list the parts no. model no. , and description. There are instancesin which if any of this information is omitted, parts cannot be shippedor the wrong parts will be delivered. Please carefulnot to make a mistakein the partsno. is in error, be a part different from the one orderedmay be delivered. Because parts number and parts unit supply in the Preliminary Service Manual (BasicParts List) may be partially changed, pleaseusethis partslist for all future. reference. . A INDICATES SAFETY CRITICAL COMPONENTS. FOR CONTINUED SAFETY, REPLACE SAFETY CRITICAL COMPONENTS ONLY WITH MANUFACTURER'S RECOMMENDED PARTS. EMENT: A II TNUQU LES COMPOSANTS CRITIQUES DE SURETE. POUR MAINTENIR LE DEGRE DE SECURITE DE L'APPAREIL NE REMPLACER LES COMPOSANTSDONT LE FONCTIONNEMENT EST CRITIQUE POUR LA SECURITE QUE PAR DES PIECES RECOMMANDEES PAR LE FABRICANT. AC INLET SYSTEM refer to the AC INLET SYSTEMCHART below for the This model is equippedwith an AC INLET SYSTEM. Please from the model to specifictype. By the AC INLET SYSTEM, AC (mains)cord can be connected and disconnected for with socketexclusively AC (mains)cord on its main body. because model is provided the Please note, however, that certain modelsare not equippedwith this systemand has a built-in AC (mains)coÍd as before. AC INLET SYSTEM CHART CLASS I CLASS II . r0 This mark indicating double insulation will be attached to machine's rear Danel Picture l AC INLET to be installed on machines raÁ-:r ( O ( ( o o ) ) O ) Í---, -l-f-t l I llF= Ll_LJ--r \-Sry--/ J c o un t r l e s v , \sr -\// v)'l' v O, / '\J, . \ Denmark Connects to machine's AC Inlet Connects to machine's AC lnlet Most of the European cou ntr ies Picture 2 *t ffi, 'u. K. Australia differs according to wall socket Australia diÍfers according to wall socket , , , AC (mains) cord Parts List for AC (mains) Cord Set Standard Description Cord Set CEE Cord Set SAA Cord Set U/T Cord Set CEE Cord Set SAA Cord Set U/T (3 cores) (3 cores) (3 cores) (2 cores) (2 cores) (2 cores) Type of AC Inlet Parts No. Class I CEE BEAB SAA Cord Set BEAB (3 cores) UIT ClassII CEE BEAB SAA Cord Set BEAB(2 cores) U/T 3P 3P 3P 3P 2P 2P 2P 2P F. W302993 8W302994 8W302996 F'W302646 EW638144 EW302995 8W302991 EW302899 45 1. RECOMMENDED SPAREPARTS LIST if Because, the parts listed below are on hand, almost any repair can be accomplished, suggest we that you stock these PartsItems. Description Sys. Con P. CBoardComp. GX-63sD(U/T) (JPN) Sys. Con P. C BoardComp. cX-635D (CSA)(AAL) Sys. Con P. CBoardComp. cX-635D (CEE)(UK) PreAr4p P. C BoardComp. GX-635D(U/T) (JPN, CSA, AAL) Note 84308262 8A308263 84308264 BA308275 8A308296 8H308217 8M308310 8M587518 BRs87553 8T308918 BT30891 9 BT30892 1 8T308920 82308221 82308228 F. D698826 ED28338 1 ED303005 PreAmpP. CBoard (CEE) (UK) Comp. cX-635D HeadBlock Comp. GXó35D Motor Block Comp. (SCM-200) GX-635D Motor Block Comp. 24XO-TD TE Reel Table Block Comp. TE (Take-up) 2\ Power Trans. THT-I U/T JPN I I I Power Trans. [. . . ] truss head 4x8 (Black) Upper Clover (B) Side l)late Scren', binding head 4x25 ( lJlack) Spot lircing Washer l)anel Screw Panel Washer Memory Ring Memory Ring Holder Ring Felt Double Knob (Upper) I)ouble Knob (Lower) Knob (fi) Knob (C) Knob (A) Knob (B) Pinch Roller Cap (B) Part TE Back lloard (B) (U/T) Back Board (A) (JPN) Back Board (l)) (CSA, AAL) Back Board (C) (CEll, UK) Tapping Screw #2, 3x8 (Bind) W=lO Screw, pan head 3x I 5 Schematit No. NE 6201 TH 6034 N ' l t6 0 2 8 i CW 6031 TH 6030 TH 6012 1l{ 6013 TH 5054 TH 6025 TH 6026 TH 6046 TH 6029 TH 6027 TH 6028 TW 6019 TH 6031, 6033 TH 6031, 6032 TH 6031, 6050 TH 6031, 6049 1O-42x SZ311866 tO-SSK 25422965 When ordering paÍts, Pleasedescribe Parts Number, Description, and Model Number in detail. o-J I I. LIST OF INTERCHANGEABLESEMICONDUCTORS partslisted below can be substituted. If, while servicing, original parts cannot be obtained, the interchangeable the Original Parts Description Parts No. Utilizine P. C Board lnterchaneeable Parts Description PartsNo. (D) 2SC4s8 (D) 2SC4s8LG (P) 2SCe4sL ET308975 8T352r46 ET638504 F. T639437 ET31I 336 ET308978 F. t430661 E1633960 EI573840 FD624903 EDs6093 I TH-s001A TH-5003A TH-50014 TH-5003A TH-5001A TH-5003A TH-50014 TH-5003A TH-s00lA TH-5003A TH-5001A TH-s0034 TH-1015 TH-1015 TH-1015 TH-s00lA TH-s003A TH-1015 TH-50014 TH-5003A TH-l015 TH-1015 TH-1015 TH-2043 TH-2046 TH-5001B TH-5003B (P) 2SC94sL (E) 2SCr844 (F) (D) 2SC4s8 (GR) 2SCl81s 2SC7ll (H) ET638504 8T308954 ET308975 ET308980 8T429148 8T303697 EI304 65 I 8I30s238 81304166 8D557447 (a) 2sce4sL (P) (H) 2SC2130 (M) 2SK68 M53200P M53202P M53204P 2SKl17(GR) M8400/7400 M841711402 M841817404 1S1588 rs2413 ts2473VE IK34A-LR IK34A-LH 8D3089s2 ED3089s3 ED306109 8D224550 8D698826 8D249311 IN34A 8D219464 w03B t0D4 SR-I05D GL. 3ARI l0Dl 1N4004 GL-3ARI 8D224526 8D570273 8D249371 ED698826 SR-I05D Chart-8 NOTE: Semi-conductors listed on chart must be replaced the original parts. [. . . ]