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Summary of Contents for D33 Service

Page 1: ...m alluLIra SERVICE D33 English SERVICE MANUAL VIDEO MECHANISM TYPE I P2 LRN 106A P4 LRN 133A alluura S M Code No 09 99B 336 8N2...

Page 2: ...ler 15 DECK MECHANISM ADJUSTMENT Tools and Fixtures for service 16 1 Mechanism AlignmentPositionCheck 17 2 Preparation for Adjustment 18 3 Checking Torque 18 4 Guide Roller HeightAdjustment 19 4 1 Pre...

Page 3: ...e capstan belt to take up slacktape Capstan belt etC Fig 1 Fig 3 2 Turn the gear connect in the direction of the arrow with youfinger to perform unsledding Gear connect 4 Turn the gear connect inthe d...

Page 4: ...asss Sh_ Bottom View Motor CaP fan Gear c_nM tor _ Gut Cam _m er ke _ _a4y_ Ca_qztan Belt Ca_o4tmm Gear Or_ Guide Rack FA _ Lever F R NOTE When if assembly perform the procedure in the reverse order 1...

Page 5: ...e of the Chassis and separate the Cap FPC 2 Remove three Screws 1 and lift up the Drum Assembly 3 Remove two Screws 2 and Separate the Starer of Drum Motor 4 Remove two Screws 3 and Separate the Rotor...

Page 6: ...p B H2 Fig A 2 1 Lever Stopper L Holder Assembly CST Lever Stopper R Fig A 2 2 Arm Assembly F L Bracket Side L Fig A 2 4 H3 1 Fig A 2 6 LeverAssembly S W Fig A 2 7 Groove Gear Rack F L Groove Guide CS...

Page 7: ...front 6 Arm Assembly F L Fig A 2 6 1 Push the Arm Assembly F L to the left and hftup it NOTE 1 When reassembhng confirmthat the Gear A of the Arm F L and the Gear B of the Gear Rack F L are assembled...

Page 8: ...Fig A 3 1 1 Break away the A part shown above Fig A 3 1 from the Embossing of the Chassis in the clockwise direction and lift up the Arm Assembly Cleaner 9 Head F E Fig A 3 2 1 Unhook the two Hooks H...

Page 9: ...and tum to the counterclockwtse direcbon and then hft up the Brake AssemblyT NOTE 1 When reassembhng be careful not to change the Spnng wdh above No 11 Refer to Fig B 2 Difference for Springs Fig B 2...

Page 10: ...e Chassis m the eounterelockwtse direc bon and hftup the Base Assembly P4 17 Opener Lid Fig A 5 3 1 Hook the Spring Arm T up on the Spht dtgged under the Arm Assembly T up Refer to F gA 5 4 D 2 Break...

Page 11: ...NOTE 1 When reassembhng Confirm the A B parts of Motor Capstan Is located to the A B of the Chassis 21 Clutch Assembly D33 Fig A 6 3 1 Remove the Washer W1 and hftup the ClutchAssembly D33 22 Lever F...

Page 12: ...bly Jog 25 Guide Rack F L Fig A 7 2 Gear Rack F L Fig A 7 3 1 Remove the Screw S2 and lift up the Guide Rack F L 2 Lift up the Gear Rack F L si HOOk H2 26 Brake Assembly Capstan Fig A 7 4 1 Hook the S...

Page 13: ...Gear Connector 1 When reassembling confirm that the Hole A of the Gear Connectoris aligned to the Hole A of the Chassis Fig A 8 3 2 When reassembling confirm that the Hole B of the Gear Cam is aligne...

Page 14: ...1 Plate Slider Fig A 9 3 Lever Tension Fig A 9 4 I Remove the Screw S1 and h11 up the Base Tension 2 Liftup the Plate Slider 3 Hold the A Part of the Lever Tens onand turn to the counterclockwise dir...

Page 15: ..._ve U_e_ase _ _ _ 5_ed_ ofU1e_1ow _ 6_e CTnass s HOle A and push down lheBase Assen W _y P3 2 Move theBase assembly P2 _nthedirec 0on oflhearrowofthe Chass_ Hole B and push down _e Base AssemUy P2 33...

Page 16: ...ation No _SAdjustment Items _ FM Envelope Slantness A C Head Height Azimuth A PAL SP LP 2 4 Head D NTSC SP 2 Head B C PAL NTSC SP SP LP EP 2 Head 2 4 Head I rv P2 rV N1 TTN N 12 A commemiall r availab...

Page 17: ...ith the Chassis Hole as below Fig C 2 3 IF not rotate the Shaft of the Loading Motor to either Clockwise or Counterclockwise until the Alignment is as below Fig C 2 4 Remove the Screw which fixes the...

Page 18: ...st Equipment Fixture Condition Checking Method Torque Gauge 60Og cm ATG Play FF or Review REW Mode i Performeach Deck MechanismMode_thout Torque Gauge Adaptor mserbnga CassetteTape Refer to aboveNo 2...

Page 19: ...oscope Ahgnment Tape Post Height Adiustmg Dnver CH 1 PB RF Envelope CH 2 NTSC SW 30Hz PAL SW 25Hz Head Switching Output Pomt RF Envelope Output Point Test Conditions VCR VCP State Playan Ahgnment Tape...

Page 20: ...imuthAdjustmentScrew A Adjustment ProcedurelDlagrams 1 In batty adjust the Base Assembly A C Head as shown Fig C 5 1 by using the HeightAdlustrnentScrew B 2 Play a BlankTape and observe the Tape passe...

Page 21: ...ilt Adlustment Screw C for Maximum Output of the 1Khz and 7Khz segments whde maintaining the flattest Envelope dlfferenbal between the two Frequencies tKHZ 7KHZ A Maximum B Maximum Fig C 5 4 6 X Value...

Page 22: ...r REV FF REW Test Equipment Fixture Oscilloscope Ahgnmenttapes with 6H 3kHz Color Bar Signal Stop Watch Specification RF Locking SineLessthan 5 sec Audlo Loc_ng nine Less than 10sec Connection Points...

Page 23: ...un Tape is slack D rton pinch roller J In Revtew and Clutch Ass y 27 Unloading off mode I Torque reduced the Tape srolledup Ic ose_y Cleantng Drum and transpod system I Replace ment I 1 0 0 0 0 F_ c _...

Page 24: ...tches 4 Grease Kant G 381 Yellow Used only for Reef S and Reel T 5 Maintenance Procedure 5 1 Cleaning t Cleaning video head First use a cleaning tape If the dirt on the head is too stubborn to remove...

Page 25: ...otor WormWheel Part 6 Shaft 7 ArmAss_nblyF Lc_Burning Ir_ideH01e 8 Reel S T Shaft G381 Yellow 9 BrakeT Groove Gear part Chassis Top O CamPart Gear Sector Gear Cam Press O _ CamPart Gear Assembly Up D...

Page 26: ...er Is the voltage across IR LED between 0 8 1 SV I Replace LED I I sOo0re ontm e eLI s hem oSWa o 0 I F R Mode correctly refer to Page 17 YES I Does the Capstan Motor rotate YES I DOthe T Up Supply Re...

Page 27: ...supply reel _ _ YES l Check the Syscon I_ COM I I Check Servo Syscon I_ Replaoe Reel Sensor Replace Drum Motor D I Insert the cassette I I YES lr Does the lever S W work normally YES s there variatio...

Page 28: ...Check Servo Syscon Check Alignmentpositions I page 17 f is the Belt ok Check the clutchand the Idler I Assembly NO is theVoLtage supplied tothe Capstan MotorVccl Vcc2 each YES 1 l Is the terminal volt...

Page 29: ...s I Check Mode switchIocatk3nand syscon circuit Is the Lever Switch Spring damaged or omitted YES I Does the F L switch work normally YES _ I Check circuit syscon Check power circuit is there a short...

Page 30: ...motor rotate in reverse Does the Lever Switch work I NO _l i NO I YES NO I _es_ A_ Ass mb F Lw rk n_a Y I 1 YES NO I ooestheOpooerDoerwerk I 1 Check L D Motor or Drive IC I Replace lever Switch 1 Repl...

Page 31: ...ork I Replace the Opener Lid i I I Does the Opener Door work YES NO J I Replace the Rear Rack F L Ooo hoA_ A_ om0 F_wo_ t Is he 0 n r O r _ss _ _e Y_l I I ooeo _o_o_o orwo_ I I oo0 co_e r_o_L I Does t...

Page 32: ...5 15 i P4 ONLY 20 _ _ 22 m o r z m x r 0 E3 m E X 111 6O J 2 _ P2 ONLY...

Page 33: ...P4 iS S0 OE_ EOI A0 CAP FPC 13 sg IoR 010 7A0 HOLDER FPC P4 13 9 30R 010 6AO HOLDER FPC P2 14 15 16 17 ST 23R 010 1B0 ST 23R 01O 2D0 E6 80R B00 04A S0 41R S00 5A0 E2 61E O0O 3A0 DRUM ASSY SUB D33 2HD...

Page 34: ...10 9 SPRIN 13 BRAKE _ CAPSTAN 12 1 15 LEVER P3 GEAR P2 LEVER P2 P4 ONLY 17 BRACKET JOG JOG rrl O i Z E rrl x r O E_ ITI E3...

Page 35: ...GUIDE RACK P L S4 0OR 000 SA0 BELT CAPSTAN S6 80R A00 03A MOTOR CAPSTAN MSCH sg 70R 005 gAO SPRING CAPST_i_ S4 70R 003 3A0 GEAR DRIVE ii S4 70R 003 6B0 GEAR CONNECT 12 84 70R O03 2A0 GEAR CAM 13 S4 7...

Page 36: ...BRACKET _ R OPENER DOOR t m o r Z m X U i 0 m...

Page 37: ...NCE NAME LIST J REF NO P _RT NO KANRI 0ESG_PNON NO 1 S5 10R 002 0A0 LEVERSWITCH 2 S9 70R 005 0A0 SPRINGSWITCH S6 _R _5 SAD _IL_CKET SIDE_LI 4 S3 01R 002 9A0 PLATEASSY TOP 5 Sg 31R 001 5A0 HOLDERASSY C...

Page 38: ...G G AIWA CO LTD 2 11 KE O ATA 1 C OME TA TO KU TOKYO 110 8710 JAPA TEL 03 138271 31 931261 Printed in U S A...

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