Pioneer H-2000, Service Manual

Page 1: ...SERVICE MANUAL 8 TRACK HOME STEREO SYSTEM WITH AM IFM STEREO Hr OO o2KU Kc 8 TRACK HOME STEREO SYSTEM WITH AM FM STEREO AND AUTOMATIC RECORD CHANGER HI oO1 KU rrloNeeltR ...

Page 2: ... RCUIT DIAGRAM SECTION 7 1 H 2000 Schematic Circuit Diagram 14 15 7 2 H 2001 SchematicCircuitDiagram 18 19 7 3 TunerUnit CWE 083 A 17 20 22 7 4 Equalizer Unit CWK 079 0 23 24 7 5 Volume Control Unit CWK 080 0 25 26 7 6 Tone Control Unit CWK 081 0 27 28 7 7 Amplifier Unit CWK 082 A 29 31 7 8 PowerSupplyUnit CWR 044 O1 32 33 7 9 Miscellaneous 8 EXPLODED VIEW 8 1 Cabinet 8 2 Chassis 37 39 8 3 Mechani...

Page 3: ...EPARATION More than 24dB at i kHz ANTENNA IIV PEDANCE 3OOQ AM SECTION FREOUENCY RANGE 525 1 6O5KHZ SENSITIVITY 10pV tHF IMAGE REJECTION More than 45dB SIGNAL TO NOISE RATIO More than 40dB ANTENNA Built ln Ferrite Bar Antenna DIMENSIONS WX H X D H 2000 475x120x298mm 1811116x423132x1123132in1 H2 OO1 476x236x381mm 18314 x9 3 8x 15in WEIGHT H 2000 5 7ks 12 6tbs H 200i 9 0 kg 21 1tbs RECORD PLAYER SECT...

Page 4: ...xP 01 0 0 CAM ASSEMBLY c x A 5 29 0 AC OUTLET c KP 004 0 fl ffi T RA NS IO M E R LEAF SWITCH 54 csN 024 ol LEAF SWITCH 55 csN o21 ol FLYWHEEL cN R 032 0 MOTOR PULLEY cxA 530 0 MOTO R cxM 019 0 SHIELD PLATE c NC 984 0 CTT 032 0 For U S A CTT 035 0 For Canada i i i i i i i t i i t t it t t i 1 iii iil l l ll i ii i i i 1 l l 1 iiii Fig 1 SUB CHASSIS UN IT c x A 783 0 ROTARY SWITCH 52 csc 00 7 0 TONE...

Page 5: ...ALIZER UN IT cwK 079 0 SOLENOID ASSE M B LY cxP 01 0 0 CAM ASSEMBLY cxA 529 0 CLOSED END CONNECTOR c KS 0 12 Ol PIN JACK c K B 008 0 LEAF SWITCH 54 csN o24 o LEAF SVVITCH 55 csN o2t ol FLYWHEEL cN R 032 0 TVIOTOR PULLEY c x A 5 30 0 MOTO R CXM 019 0 SHILED PLATE c N c 984 0 TRANSFORMER crr 0 32 0 SH IE LDE D WI RE WITH PIN PLUG CDE 1i5 0 RED cor 1 16 0 BLUE POWER SUPPLY CORD WITH CON N ECTO R cDG ...

Page 6: ...e and conpensate it to optimum quality o Volume Control Section This unit consists of 2 stage amplifier volume and balance controls The volume control ad justs voiume level of any selected incoming source signal and the balance control adjusts uneven volume level in right and left channels o Main Amplifier Section The signal from the previous stage tone control section is delivered to this 4 trans...

Page 7: ...or consisting of T2 T3 D3 and D4 from which the audio frequency modulation is derived The recovered signal is decoded by the MPX multiplex decoder and separated into stereo right and left channel AN I IFT T5 I 4PX INDICATOR cE R At 4 tC FILTER r4 Fis 6 signals The MPX circuit employs a monolithic IC ensuring a high level of performance and reliability o About the PLL Phase Lock Loop This unit is a...

Page 8: ... 038 0 SCREW M4 x 16 810 280 0 BEFORE REMOVE RECORD PLAYER FROM THE CABINET TURN 2 LOCKING SCREWS ON THE TOP TO CLOCKWISE UNTIL THEY STOP THEN TURN 2 LATCHES TOWARDS VERTICAL AXIS INSIDE THE CABINET TO REMOVE RECORD PLAYER SOUARE WASHER cBE 038 0 SCREW M4 x 16 810 280 0 FLAT WASHER cBE 039 0 SCREW M4 x 1 810 279 B RECORD PLAYER BSR C141R 1 Fis 8 ...

Page 9: ...dency to col lapse is noted repeat the adjustments of 2 and 3 Note a If a generator scope is not available use a sweep generator with a CRT oscilloscop e s b If other waves appear to the S curve adjust capacitor slightly to spurious traces in addition the variable remove the match the he S curve 1 solder the to the same Fig 9 REGU LATE D DC POWE R SUPPLY BA ANTE GENERATOB SCOPE 1 00ka iiiiiiiiiirr...

Page 10: ...ut by adjustment of CT1 and CT2 Repeat the procedures of items 5 and 6 for optimum tracking at both ends 3 s 6 t 4 mum capacity position and 109MHz signal from the signal Tune CT3 for maximum low output from the tuner Repeat the pro0edures through 3 to establish of 8l to 109MHz the mini apply a generator frequency of items 1 the band width ufoX8 rb _ SIGNAL GENE RATOR VTVM OSCI LLO SCOPE F ig 11 R...

Page 11: ...to a gBMHz monaural signal 3 Set the signal generator level to 25 to 30dB and select L side or R side modu lation adjust 5kQ semi fixed variable resistor R3 6 so as to illuminate the MPX indicator lamp AS L5 X DIAL PULLEY R36 SEM I F IX ED RESISTOR 1 BAR ANTE NNA FM SIGNAL GENERATOR PAD 300Cl L CH VTVM R CH VTVM MPX MODU LATO R OSC I L LOSCOPE REGULATED DC POWE R SUPPLY Fis 14 Fig 15 10 ...

Page 12: ...variable capacitor for maximum reception peak the output by adjustment of the trimmer capacitor CT4 4 s 6 Repeat the procedure of items 1 to establish the bandwidth of I 660kHz Repeat the procedure of for optimum tracking at items a and 5 both ends and 2 515 to BAR NTEN NA iF BAR ANTAENNA e_ X DIAL PULLEY lvl I o zrrov f i8 b 12 13 Fis 16 LOOPE D ANTE NNA ry ln n I I i ffi Eo o o ffi L liiiiiliiii...

Page 13: ...he upper end of the tape running of the tape guide and the detection outlet L side of the head Fig 20 2 When a program is changed over to 4 be sure the position of the head is almost at the same height as those of the lower end of the tape running and the head detection outlet R side Fie 2I 3 Connect according to Fig 19 and insert test tape Pr328 4 Change program to 2 and adjust by turning crossta...

Page 14: ... 6 Omm Il4 in between pulley and motor CASE 5 5 4 AD JUSTMENT OF CARTR IDG E LOCK PR ESSU R E 1 Measure the end of the pressure roller with a tension gauge F ie 25 2 Adjust the installment position of the pres sure sp ring so the p ointer of the tension gauge will indicate approx 1 4 kg 3 1 lbs 6 DIAL STRINGING CAM ASSE M B LY CXA 529 O MOTOR PU LLEY cxA 530 0 114 in l 2 AZIMUTH ADJUSTING SCREW PO...

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Page 19: ...pF 0 005pF 0 01pF 0 01pF 330pF O O4pF O O2pF 47OpF t20 x20 t2O t200 t20 t2Oo o t20 l8O o 20 o t5 50v 50v 50v 50v 50v 1 70OpF 22OttF t5o o 50v i6v MISCELLANEOUS Ref Key Parts No Description N otes o1 02 o3 D1 D2 D3 D4 D5 tc 1 1C2 L1 L2 ta L4 L6 L7 LO T1 T2 T3 I4 Ttr VC CT 3 F1 F2 G08 006 c G05 004 B G05 062 B C G00 010 A G 00 0 1 0 A G00 004 A G00 004 A G00 010 A G09 024 E F G09 023 A cTC 020 0 cTC...

Page 20: ...v 4 ESUAT_ ZER UN T CWK 079 0 Parts Con nectlon TO L CH HEAD r o HEAD SH IE LD WIRES TO R CH HEAD TO POWE R SU PP LY THRU VOLUME CONTROL UN lT B TO R CH ROTARY SW S2 F is 30 23 ...

Page 21: ... o t5 t5 t5 r5 t5 t5 t57 t5 t5 t5o o r5o o t5 5 t5 t5 5 t5 t5 t5 t5o o 1 t4W 1 l4W 1 l4W 1 l4VU 1 l4W 1 l4W 1 l4W 1 l4W 1 l4W 1 l4W 1l4V l 1 l4W 1 l4W ll4VU 1 l4 N 1l4W 1 l4W 1 l4W 1 l4Vl 1 l4 t 1 l4W 1 l4W 114 N CAPACITORS Parts No Description N otes c1 01 c102 c103 c104 c1 05 c1 06 c1 07 c108 c109 c110 c1 15 c1 16 c1 11 c118 c1 19 c0B 060 K c00 213 P c00 533 P c08 040 K c00 213 P c00 230 P c03 2...

Page 22: ...CH ROTARY SW S2 MAIN TE RM INAL tO TUNER UNITcROUND rTO TONE CONTROL UNIT GROUND TO L CH TONE CONTROL INPUT TO L CH LINE CUT JACK J2 1 H 2001 ONLY TO LINE OUT GROUND TO R CH LiNE OUT JACK J2 11 H 2OO1 ONLY VOLUME CONTROL UN IT B TO L CH PHONO INPUT JACKQ2 1 H 2000 TO L CH PHONO tNpUT pLUG p1 H 2001 TO L CH PHONO ROTARY SW S2 TO PHONO INPUT JACK H 2OOO OR PLUG H 2001 GROUND F ig 3 l TO R CH TONE CO...

Page 23: ... 3ks 8 20S 1 ks 33kJ 33kJ t5 t5 t5 t5 r5 o i 54 o t5o o t5 5 t5 x5 t5 t5 t5 t5 x5 r5 5 t5 r5 5 L5 1 l4 tN 1 l4W 1 l4W 1 l4Vl 1 l4W 1 l4 N 1 l4 N 1 l4W 1 l4W 1 l4W 1 l4VU 1 I 4v l 1 l4 t 1 l4Vr 1 l4W 1 l4W 1 l4V l 1 l4 N 1 l4W 1 l4 N 1 l4VU 1 l4 N CAPACITORS Re Key Parts N o Description N otes c201 c202 c203 c204 c205 c206 c201 c208 c209 c210 c02 401 Nt coo 222 P c02 401 M coo 222 P c00 550 P c00 5...

Page 24: ...rts Connection cwK 081 0 TO R CH VOLUME CONTROL UN IT OUTPUT TO VOLUME CONTR O L UNIT GROUND TO L CH VO LUME CONTR O L UN IT OUTPUT TO R CH AMPLIFIER U N IT INPUT TO AMPLIFIER UNIT GROUND TO L CH AMPLIFIER UN IT INPUT F ig 32 27 ...

Page 25: ... o 1l4W 10ka t5 1l4W 4loa t5 1l4W 2 2k L 5 1l4W 5 6k4 r5o o 1l4W 3 3k a 5 1l4W CAPACITORS Ref Key Parts No Description Notes c301 c302 c303 c304 c305 c306 c307 c308 c03 208 M c03 234 M c03 234 rvl c03 254 M c03 208 M c03 234 N c03 234 M c03 254 M Capacitor COlVlA202M50 Capacitor COMA203M50 Capacitor COMA203M50 Capacitor COMA 1 04N 50 Capacitor COMA2O2M50 Capacitor COMA203M50 Capacitor COMA203M50 C...

Page 26: ...TONE OUTPUT o4CI3 0407 2SC 1 173 C R Y x 2 TO HEADPHONE JACK NO 2TERMINAL JUIVIPER WIRE GROUNDED TO R CH TONE OUTPUT 0404 o40B 25A473 0 R Y x 2 TO HEADPHONE JACK GROI JND TO HEADPHONE N0 6 TERMINAL JAC K TO TONE CONTROL UN IT GROUND 29 AT THE CHASSIS F is 33 ...

Page 27: ...3 3ka 1 80 180a 56kA 1 2ksl 15A 05a 0 5a i0f2 1 2k 2 t5 t5 t5 t5 r5 r5 r5 x5o o t5 5 t5 5 t5 x5 t5 t5o o t5 t5 5 5 5 x5 r5 t 5a o t5 t5Y t5 t5 1 l4W 1 l4V 1 l4W 1 l4W 1 l4W 1l2W 1l2W 1 l4W 114 N 1l4W 1l2W 1l2W 1 l4W 1 l4W ll4Vr 1 l4W 1l4W 1l4V 1l4W 1l2W 1l2W 1l4V 1 l4W 1 l4W 1l2W 1l2W 1 l4W 1l4W CAPACITORS Flef Key Parts No Description N otes c40 1 c402 c403 c404 c405 c406 c407 c408 c409 c41 0 c41...

Page 28: ...G or G05 044 A G05 412 A B G06 713 B C D G03 702 A B C G01 211 A G01 21 1 A G01 211 A G01 211 A Transistor 2SC733 BL Transistor 2SC945 P Transistor 2SC509 y O Transistor 25C1 1 73 0 R Y Transistor 2SA473 O R Y Transistor 2SCT33 BL Transistor 2SC945 P Transistor 2SC509 Y O Transistor 2SC1 173 O R Y Transistor 2SA473 O R Y Varistor lvlV 1 Varistor MV 1 Varistor MV 1 Varistor MV 1 3l ...

Page 29: ...ER TRANSFORTVIER TO POWER TRANSFORMER L_J G ROUNDED AT TH E CHASSIS TO PLUNGER SW S4 TO MPX INDICATOR LAM P TO POWE R TRANSFORME R LUG TERMINALS l I r TO AIIPtIFIER UNIT B H 2000 H 2001 TO TUNER UNIT GROUND TO VOLUM E CONTROL UN IT B TO TUNER UNIT B Fig 34 32 ...

Page 30: ...otes c501 c502 c503 c504 c505 c06 t 61 K c00 867 P c00 862 P c00 562 P c00 562 P Capacitor C KDY 8403K50 Capacitor CEA222P35 Capacitor CEA102P35 Capacitor CEA102P16 Capacitor CEA102P16 0 04pF t10 50V 22oopF l 32 35v 1ooopF l i8 3bv looopF I i8 16v looopF I ii 16v MISCE LLANEOUS Ref Key Parts No Description Notes D501 D502 D503 D504 D505 D506 c00 546 A G00 546 A G00 546 A G00 546 A G00 546 A G01 04...

Page 31: ...th Pin Plug Shielded Wire with Pin Plug Power Supply Cord with Connector Power Supply Cord with Plug Pilot Lamp 6 3V 50mA Pilot Lamp 6 3V 50mA Pilot Lamp 6 3V 50mA Pilot Lamp 6 3V 50mA Pilot Lamp 6 3V 150mA Pilot Lamu 6 3V 150mA Pilot Lamp 9V 30mA Toggle Switch Toggle Switch Rotary Switch with Nut and Washer Push Switch Leaf Switch Leaf Switch Cam Assembly Solenoid Assembly Power Transformer Pcwer...

Page 32: ...8 HXPLODED VI EW 8 I CABINET b T I t9 fD r A v o t r fr1y4 fu 35 F ig 35 ...

Page 33: ...ackboard Backboa rd Screw M3 1 x 1 0 Cabinet Assembly Cabinet Assembly Guide F lat Washer Screw lV4 x 14 Foot Screw IVl3 1 x 13 Square Washer Screw M4 x 16 Escutcheon Assembly Screw M3 x 8 Headphone Jack Controls and Selector Knobs Tunlng Knob Prlot Lamp 6 3V 50mA Grommet Push Button H 2000 H 2001 5 Used H 2000 H 2001 H 2001 Only Record Player Hood H 2000 6 Used H 2001 8 Used H 2000 6 Used H 2001 ...

Page 34: ...8 2 CHASSIS 7o T I P N 27 J28 N 85 I I I d V lr 34 35 3l F is 36 ...

Page 35: ...sher M4 Hex Nut M4 B rac ket Screw M3 x 5 Screw M3 x 6 AC Outlet Power Supply Unit Screw M3 x 6 Pin Jack 4P Screw M3 x 6 Screw Terminal 4P Screw M3 x 6 Bar Antenna Mounting Bracket Screw M3 x 8 Screw M3 x 8 Hex Nut M3 Bar Antenna Mounting Bracket Screw M3 x 6 Jack and Te rminal Mounting Brackel Bar Antenna Holder Screw M3 x 14 Bar Antenna Bar Antenna Pulley Shaft Pullev C Screw M3 x 16 Tuner Unit ...

Page 36: ...ub Chassis Unit Pullev A Pulley B Dial Scale Screw M3 Reflector Screw M3 x6 Pilot Lamp 6 3V 150mA Grommet B rac ket Pilot Lamp 9V 30mA Grommet Connecting Bracket Screw M3 x 6 Toggle Switch Toggle Switch Screw M3 x 5 Screw M3 x 5 Push Switch Screw M3 x 16 Support Bracket Screw M3 x 6 Cartridge Door Shaft S pri ng Main Amplif ier Unit Screw M3 x 6 Screw M3 x 8 I nsulator Plate lnsulator Washer Hex N...

Page 37: ...F ig 37 66 k Z Y t J r R 4 ff 3 q A nl o I sg V f f 1_ 1 1 I so I I ooi i lel i 5 o t I 44 i i 1 4e fr I i i 4a t 45i i iYrZ i i W z z v xJ f 2 i I td t cr a iYY i I J l ffiss 7 i o l 1 lfl i tlFj 46 i 7 i 4z ii l 6 37 L r l r t 40 ...

Page 38: ... Belt F lywheel Holder Screw M2 6 x 10 Screw M3 x 10 Motor Screw M3 x 6 Motor Pulley Screw M2 x 5 Lug Terminal Screw M3 x 6 Lug Terminal Screw M3 x 6 Pressure Roller Assembly E Ring Shaft Spri ng Cord Binder Spring Washer M3 Hex Nut M3 Nylon Washer Channel Selector Cam Set Screw lvl4 x 5 Head Base Assembly Screw lV3 x 14 Spri ng Screw M3 x 10 Cam Assembly E Ring Spri ng Cam Capstan Holder P C Boar...

Page 39: ...8 0 cB L 046 0 BO8 221 B B 1 0 265 B cBH 122 O cxA 770 0 Screw M3 x 5 Cartridge Guide Screw M3 x 6 Leaf Switch Screw M2 x 3 Cartridge Guide Roller Equalizer Unit Bracket A Bracket B Aluminum Rivet M3 x 5 Tape Guide Assembly Screw M2 6x 4 Leaf Switch Screw M3 x 8 Playback Head Screw M2 6x 6 Head Locking Bar Spacer Head Holder Assembly F lat Spring Screw M3 x 6 Screw M3 x 1O Spri ng Chassis Assembly...

Page 40: ...not supplied Ref Key Parts No Description Notes 1 2 3 4 5 6 7 B 9 10 11 C R B OB9 O c R Y 002 0 c DE 114 O c DX 007 0 cE G 01 4 0 cH 461 0 Spacer lnstruction Manual Registration Card Speaker Cord Feeder Antenna Poll ethylerre Bag Styrofoam Spacer Carton Sty rof oa m Carton Pa ir Pair 43 ...

Page 41: ...Key Parts No Description Notes 1 2 3 4 5 b 7 B I 10 11 12 c R B 090 0 c R Y 002 0 cDE 114 O c D x 00 7 0 cE G 01 5 0 c H A 466 0 C H A 48 7 0 Spacer lnstruction Manual Registration Card Speaker Cord Feeder Antenna Polyethy lene Bag Styrofoam A Styrof oam B Spacer Carton Sty rof oa m Carton l Pair 44 ...

Page 42: ...EER ELECTRONICS OF AMERICA 1555 East Del Arrro Blvd Carson Calif 90740 PIONEER ELECTRONIC EU ROPE N V Meir center Meir 21 2000 Antwerp Belgium PIONEER ELECTRONICS AUSTRALIA PTY LTD 256 8 C ity R oad Sou th M elbou rne V ictor ia 3205 Au stral ia 74E02G31A Printed in Japan cRT 045 0 May t974 ...