background image

45

ELECTRICAL PARTSLIST

LOC PARTS_CODE

PARTS_NAME

PARTS_DESCR

REMARK

03

DW-PVMCASE541 CHASSIS MAIN AS

DC-B89E1D-MS/H

A001 DW-97P0612710 CHASSIS MAIN

HIPS(V0)

A002 DW-97P93617D0 LABEL SPEC

PE FILM(131*47)

A003 DW-97P0992911 PLATE A/V BACK

PVC T0.3

A005 DW-97P0482800 COVER BOTTOM

SECC T0.8

A0051 DW-97P4220000 CUSHION LEG

EVA T=2.0

A0052 DW-7174300811 SCREW TAPPTITE

TT2 RND 3X8 MFZN

A040 DW-97P0483501 COVER TOP

SECC T0.5+PAINT(HOLE 2 EA)

A040B DW-97P4219700 CUSHION TOP PLATE

EVA(SOFT) T=1 175*8

A041 DW-7173300812 SCREW TAPTITE

TT2 BIN 3X8 BK

AJ01A DW-7173300812 SCREW TAPTITE

TT2 BIN 3X8 BK

JACK A/V FIX

AP01A DW-7174300811 SCREW TAPPTITE

TT2 RND 3X8 MFZN

AZ01A DW-7174300811 SCREW TAPPTITE

TT2 RND 3X8 MFZN

BA03A DW-97P0974800 PLATE EARTH TMI

SUS304 CSP T0.2

D100 DW-97P1RA2CA0 REMOCON HANDSET AS VR-FA2CA0 GY3401A(AAA)
JA01A DW-7174300811 SCREW TAPPTITE

TT2 RND 3X8 MFZN

M01 DW-97PP346010 PANEL FRONT AS

DCSB89D1N-PS(V0)

M021 DW-7173401211 SCREW TAPPTITE

TT2 BIN 4X12 MFZN

DECK FIX

M022 DW-7174301211 SCREW TAPPTITE

TT2 RND 3X12 MFZN

DECK FIX

M023 DW-97PM000100 SCREW DECK AS

PVC SWRCH1018A

DECK FIX

M1000 DW-PVDKARPB66 DECK VCR AS(T50,F/L)

DRP-B610R NON

M200 DW-PVLDASBD00 DVD MECHA AS

COMBO,SANKYO (97Q6010200),V3.0

M200A DW-7174301211 SCREW TAPPTITE

TT2 RND 3X12 MFZN

LOADER FIX

PD01A DW-97P88FBF19 CABLE FFC

1.0 R 15P 190MM

PD02A DW-97P88FBK20 CABLE FFC

1.0 R 19P 200MM

PW01 DW-97P69HB91B CORD POWER

SAA LP-15A(INSULATED PIN) 

YFH800(TUBE) 1.7M

Z001 DW-PVMPMSE541 PCB MAIN MANUAL AS

DC-B89E1D-MS/H

AM01 DW-2193100801 SOLDER WIRE

SN:PB=63:37 3PI(NO FLUX)

AM02 DW-2193011100 SOLDER WIRE

60 SNA 1.2D

AM03 DW-2291050305 FLUX LIQUID

RF-800KN

AM04 DW-2291050306 FLUX THINNER

RF-800ADD

AM05 DW-2291140501 WAX COVER
AM06 DW-97P93B2101 LABEL CD(PCB)

PAPER(13X25) ALL MODEL

E001 DW-97P0993100 PLATE EARTH

C5210(PBS) T0.15(1/2H)

G701 DW-DEB83D1N LED DISPLAY

EB83D1N-F425-2SRVYWB

H501 DW-10RC356VF4 IC UNIT R/RECE1VER

ORC-356VF4(38KHZ)

IC502 DW-14CAT2416P IC EEPROM

CAT24WC16P(16K DIP)

JK602 DW-97P6318210 JACK PIN

DPAM-0274

JK603 DW-97P6318200 JACK PIN

DPAM-0273

JK606 DW-97P0S03000 JACK SENSOR OPTIC

VST5B-12M

JK701 DW-97P6316900 JACK PIN

DPSE-9946

M401 DW-97P0478200 CASE SHI PREAMP

ET T0.4

P201 DW-97P62Y1318 CONN WAFER

DVW250 PLUG 2.5MM 8P

P202 DW-97P62T14B2 CONN HOUSING

TMC-EX-B1 RECEP 2.0MM 2P

P401 DW-97P62G06DA CONN FFC

GF120-10S-TS 10P ST

P501 DW-97P62J012C CONN B/B

JE612 PLUG 2.0 12P

P604 DW-97P62M06A6 CONN B/B

35337 PLUG 2.5MM 6P

P701 DW-97P62A24B5 CONN WAFER

440055-5 RA PLUG 5P

P702 DW-97P62M05A6 CONN B/B

35238 RECEP 2.5MM 6P

P804 DW-97P62Y17AA CONN WAFER

YW025-10 ST PLUG 2.5MM

PD01 DW-97P62G08EK CONN FFC

GF102-19S-TS 19P ST

PD02 DW-97P62G08EF CONN FFC

GF102-15S-TS 15P ST

PJ501 DW-97P885X226 CONN AS

5H-5S 150MM

PT01 DW-97P6269000 CONN WAFER

00-8283-0612-00000

RF101 DW-97P7621900 TUNER 3 IN 1

LG TMI-GKIQ5

LOC

PARTS_CODE PARTS_NAME

PARTS_DESCR

REMARK

S501 DW-97P0S02700 SENSOR REEL

KPI-261D

S502 DW-97P0S02700 SENSOR REEL

KPI-261D

SW501 DW-5S10104200 SW MODE

MMS01010ZMB0

SW601 DW-5SD0101100 SW DETE

MXS00921MPC0

T201 DW-560202L692 COIL OSC

DEO-006

X051 DW-5XJ18R4LAE CRYSTAL QUARTZ

HC-49/S 18.43200MHZ 30PP

X501 DW-5XJ17R7LAD CRYSTAL QUARTZ

HC-49/S 17.73447MHZ 25PPM

Z0011 DW-PVMPJ1E541 MAIN CHIP MOUNT BT AS DC-B89E1D-MS/H
C008 DW-HCBK103KBA C CHIP CERA

50V X7R 0.01MF K 1608

C009 DW-HCQK300JBA C CHIP CERA

50V CH 30PF J 1608

C012 DW-HCBK103KBA C CHIP CERA

50V X7R 0.01MF K 1608

C015 DW-HCQK331JBA C CHIP CERA

50V CH 330PF J 1608

C017 DW-HCBK822KBA C CHIP CERA

50V X7R 8200PF K 1608

C018 DW-HCBK822KBA C CHIP CERA

50V X7R 8200PF K 1608

C028 DW-HCFH104ZBA C CHIP CERA

25V Y5V 0.1MF Z 1608

C051 DW-HCQK390JBA C CHIP CERA

50V CH 39PF J 1608

C052 DW-HCQK209CBA C CHIP CERA

50V CH 2PF C 1608

C053 DW-HCQK209CBA C CHIP CERA

50V CH 2PF C 1608

C054 DW-HCBK103KBA C CHIP CERA

50V X7R 0.01MF K 1608

C056 DW-HCFH104ZBA C CHIP CERA

25V Y5V 0.1MF Z 1608

C058 DW-HCFH104ZBA C CHIP CERA

25V Y5V 0.1MF Z 1608

C060 DW-HCFH104ZBA C CHIP CERA

25V Y5V 0.1MF Z 1608

C062 DW-HCFH104ZBA C CHIP CERA

25V Y5V 0.1MF Z 1608

C067 DW-HCFH104ZBA C CHIP CERA

25V Y5V 0.1MF Z 1608

C202 DW-HCBK152KBA C CHIP CERA

50V X7R 1500PF K 1608

C203 DW-HCBK122KBA C CHIP CERA

50V X7R 1200PF K 1608

C206 DW-HCBK103KBA C CHIP CERA

50V X7R 0.01MF K 1608

C212 DW-HCBK103KBA C CHIP CERA

50V X7R 0.01MF K 1608

C218 DW-HCBK103KBA C CHIP CERA

50V X7R 0.01MF K 1608

C220 DW-HCBK333KBA C CHIP CERA

50V X7R 0.033MF K 1608

C251 DW-HCFH474ZBA C CHIP CERA

25V Y5V 0.47MF Z 1608

C252 DW-HCFH474ZBA C CHIP CERA

25V Y5V 0.47MF Z 1608

C253 DW-HCFH474ZBA C CHIP CERA

25V Y5V 0.47MF Z 1608

C254 DW-HCFH474ZBA C CHIP CERA

25V Y5V 0.47MF Z 1608

C255B DW-HCFH474ZBA C CHIP CERA

25V Y5V 0.47MF Z 1608

C256B DW-HCFH474ZBA C CHIP CERA

25V Y5V 0.47MF Z 1608

C257 DW-HCFH474ZBA C CHIP CERA

25V Y5V 0.47MF Z 1608

C258 DW-HCFH474ZBA C CHIP CERA

25V Y5V 0.47MF Z 1608

C259 DW-HCFH474ZBA C CHIP CERA

25V Y5V 0.47MF Z 1608

C260 DW-HCFH474ZBA C CHIP CERA

25V Y5V 0.47MF Z 1608

C269 DW-HCFH223ZBA C CHIP CERA

25V Y5V 0.022MF Z 1608

C271 DW-HCBK682KBA C CHIP CERA

50V X7R 6800PF K 1608

C277 DW-HCBK682KBA C CHIP CERA

50V X7R 6800PF K 1608

C281 DW-HCFH104ZBA C CHIP CERA

25V Y5V 0.1MF Z 1608

C282 DW-HCBK122KBA C CHIP CERA

50V X7R 1200PF K 1608

C286 DW-HCFH104ZBA C CHIP CERA

25V Y5V 0.1MF Z 1608

C301 DW-HCBK473KBA C CHIP CERA

50V X7R 0.047MF K 1608

C303 DW-HCFH223ZBA C CHIP CERA

25V Y5V 0.022MF Z 1608

C306 DW-HCBK103KBA C CHIP CERA

50V X7R 0.01MF K 1608

C307 DW-HCBK473KBA C CHIP CERA

50V X7R 0.047MF K 1608

C308 DW-HCFH223ZBA C CHIP CERA

25V Y5V 0.022MF Z 1608

C310 DW-HCBK473KBA C CHIP CERA

50V X7R 0.047MF K 1608

C311 DW-HCBF224KCA C CHIP CERA

16V X7R 0.22MF K 2012

C312 DW-HCBK822KBA C CHIP CERA

50V X7R 8200PF K 1608

C314 DW-HCBK103KBA C CHIP CERA

50V X7R 0.01MF K 1608

Summary of Contents for HV-DX300A

Page 1: ...P AL FILE NO Service Manual DVD Player Video Cassette Recorder HV DX300A Product Code 1 682 339 26 Australia HV DX300A NZ Product Code 1 682 339 27 New Zealand REFERENCE No SM0905001 ...

Page 2: ... ADVANTAGES OF THIS PRODUCT 3 TROUBLE SHOOTING 5 WAVEFORMS 23 CIRCUIT DIAGRAM 26 PCB CIRCUIT BOARD 36 ELECTRICAL ADJUSTMENT 39 INSTRUMENT DISASSEMBLY 40 ADJUSTMENT OF THE TAPE TRANSPORT SECTION 45 ELECTRICAL PARTSLIST 52 ...

Page 3: ...CK AUDIO input 8 8dBm RCA JACK VIDEO output common use of DVD and VCR VIDEO output terminal 1 0 Vp p unbalanced RCA JACK VIDEO output DVD only Component output 75 In load Y 1 0Vp p Pb 0 7Vp p Pr 0 7Vp p AUDIO output common use of DVD and VCR Audio output terminal 2 kinds 5 8dBm VCR 2Vrms DVD RCA JACK AUDIO output DVD only Analogue AUDIO output 2 0Vrms Digital audio output OPTICAL COAXIAL Playable ...

Page 4: ...ou can enjoy high level digital audio by connecting with amp embedded with Dolby Digital dts decoder Built in Dolby Digital decoder DVD Analog audio 2 channels output for DOWNMIX x1 Composite video output x1 Slow Forward Reverse playback DVD Fast Forward Reverse playback Search of title chapter and time in DVD disc and search of time and track time in VCD Various TV aspect DVD 4 3 for Pan and Scan...

Page 5: ... case of SVCD or VCD it depends on the disc The number of subtitle languages depends on the software Multi Angle function DVD This function allows you to choose the viewing angle of scenes which were shot from a number of different angles The number of angles depends on the software Screen zoom function DVD VCD ...

Page 6: ... cord is ok Is 400V 200V voltage obtained at C804 Output voltage of 2nd parts is normal Check rectifier diode of 2nd parts D821 D822 D823 D824 D825 D826 D827 Switching pulse of Q801 collector is normal OK Exchange POWER CORD Check F801 Exchange rectifier diode of 2nd parts D821 D822 D823 D824 D825 D826 D827 Check Q801 NO YES YES YES YES YES NO NO NO NO ...

Page 7: ...25 Oscillation at IC701pin 1 Specific GRID SEG doesn t function Check R588 D857 L503 L860 Exchange IC701 Check IC 701 pin 22 24 27 28 30 31 Check IC 701 pin 10 12 14 21 NO YES YES NO NO GRID output at PORT of IC701 YES SEG output at PORT of IC701 Exchange IC701 YES A LED DISPLAY NO ...

Page 8: ...s on the screen even though changing tape Re adjust the height of AC HEAD Remove the dust Check C510 R545 R547 IC 501 pin 91 92 98 NO Re adjust PATH B 1 Bad playback quality 1 YES YES YES YES Noise appears on the Full playback screen Are SW pulse and HA SW normal Recheck step B 1 Bad playback quallty 1 Check HEAD AMP connector and HEAD YES YES NO NO ENVE Wave at PT01 pin 4 Check VIDEO circuit Are ...

Page 9: ... DATA normal Is SIF Video output at TMI RF101 pin 16 19 normal Check IC 501 Check IC301 Check IC501 YES YES NO NO NO Is Video Signal input at IC501 pin 50 Is there Video output at IC501 pin 52 Check TMI RF101 Block NO Check Video Buffer Q644 C No broadcasting signal received YES YES YES ...

Page 10: ...3V voltage obtained at Each parts of Loading Motor Replace Loading Motor Check D851 and POWER circuit D No CASSETTE Loading YES YES E AUTO STOP in Playback mode VCR stops automatically in playback mode Check R544 C516 and P501 pin 11 Check S501 S502 REEL Sensor Is D PG FG pulse at IC501 pin 90 normal Is C FG pulse at IC501 pin 87 normal Is there REEL Pulse at IC501 pin 79 80 Check and replace IC50...

Page 11: ...oltage obtained at P501 pin 9 Check P501 Connector and Capstan Motor Check EVER 14V Q850 Check Capstan FG IC 501 pin 87 Check R541 R540 R539 R538 C518 Check R537 R536 C521 DRUM Motor stops Is 14V voltage obtained at P501 pin 8 YES NO NO NO YES YES Is DRUM PWM fit to IC 501 pin 76 Is 2 6V voltage obtained at P501 pin 12 Check Capstan Motor and DRUM Motor Check EVER 14V Q850 Check DRUM PG FG IC 501 ...

Page 12: ...Check IC501 pin 58 71 72 NO YES YES NO NO YES Is signal output from pin 65 of IC301 YES NO Check IC301 pin 62 Q V Sync Is signal input into pin 50 of IC501 YES NO Check PCB Pattern Is signal output from pin 52 of IC501 YES NO Is 5V supplied to pin 53 98 99 of IC501 Is signal output at IC301 pin 61 YES NO Check PCB Pattern Q309 Q310 Check IC 501 YES Check POWER circuit NO Is signal input at IC301 p...

Page 13: ...rom IC301 pin 79 NO NO Same as EE MODE check Is 5V supplied at IC301 pin 91 Is SW Pulse input at IC301 pin 70 Is 5V obtained at IC301 pin 24 42 55 72 91 Check POWER 5V Check IC501 pin 18 Clean head or Replace head Check POWER 5V NO NO Check PATTERN NO YES YES YES YES YES YES NO Does X301 4 43MHz oscillate Is Y SIGNAL input at IC301 pin 43 NO Check PATTERN YES NO Replace X301 NO Check and replace I...

Page 14: ... 89 90 LP MODE 89 90 Pin SP MODE 94 95Pin Check video HEAD and Connector Is signal input into IC301 pin 48 50 52 54 56 Check POWER circuit Check IC501 pin 18 Record video signal poor Check EE MODE YES Is luminance and color signal output from IC301 pin 78 Replace IC301 NO NO YES C No recording YES Is IC301 pin 80 REC H HIGH Check IC501 pin 45 NO ...

Page 15: ...pin 52 NO Replace IC501 D No OSD On Screen Display appears YES YES NO Check IC 501 Check IC 501 NO Check PCB Pattern Check FFC CABLE DVD Module DVD Composite signal doesn t appear Is signal output at PD01 pin 5 Is signal at IC301 pin 56 NO E No DVD Video YES YES Remark previous 3 A Is signal at IC301 pin 61 Check IC301 NO Check RF output YES YES Check Line output ...

Page 16: ...42 43 NO Is 5V obtained at IC251 pin 40 Replace IC251 YES YES Is 12V obtained at IC251 pin 34 NO YES Check POWER circuit YES Replace IC601 Is 5V obtained at IC051 pin 1 Check Power circuit NO Is there SIF signal at IC051 pin 2 in RF mode Check RF101 NO YES Is there SIF signal out at IC051 pin 30 31 Check IC051 NO YES YES Comparing with switching table are SWA B CTL SIGNAL right at IC601 pin 9 10 N...

Page 17: ... 13 Check IC501 Is Audio signal output at IC251 pin 16 17 Are CLK and DATA obtained at IC251 pin 42 43 NO Is 5V obtained at IC251 pin 40 Replace IC251 YES YES Is 12V obtained at IC251 pin 34 NO YES Check POWER circuit YES Replace IC601 YES Comparing with switching table are SWA B CTL SIGNAL right at IC601 pin 9 10 NO Check Output JACK YES YES NO ...

Page 18: ...signal at IC601 pin 2 15 YES YES Check ICD03 NO Check ICD01 DVD board NO Check POWER circuit NO Is DVD Audio signaloutput at ICD03 pin 1 7 Check ICD03 NO YES Is Audio signal output at IC601 pin 3 13 Check IC501 YES Replace IC601 Comparing with switching table are SWA B CTL SIGNAL right at IC601 pin 9 10 NO Check Output JACK YES YES NO ...

Page 19: ... 1 12 Check Input Front JACK NO Is Audio signal output at IC601 pin 3 13 Check IC501 YES Replace IC601 Comparing with switching table are SWA B CTL SIGNAL right at IC601 pin 9 10 NO Check Output JACK YES YES NO d FRONT E E No sound in Front E E mode ...

Page 20: ... pin 3 13 Check IC501 Is Audio signal output at IC251 pin 16 17 Are CLK and DATA obtained at IC251 pin 42 43 NO Is 5V obtained at IC251 pin 40 Replace IC251 YES YES Is 12V obtained at IC251 pin 34 NO YES Check POWER circuit YES Replace IC601 Comparing with switching table are SWA B CTL SIGNAL right at IC601 pin 9 10 NO Check Output JACK YES YES NO ...

Page 21: ...k in record playback mode REC MODE Are there Audio signal at IC251 pin 4 7 Is FM OSC signal at IC251 pin 36 Check input LINE JACK Replace DRUM YES NO NO NO Is FM OSC signal at P401 pin 2 Replace IC251 YES HEAD CLEANING YES ...

Page 22: ...place IC251 YES NO NO Is there Playback Normal Audio signal at IC251 pin 17 18 Check A C HEAD and IC301 YES Check Output JACK YES Is there normal Audio signal at IC251 pin 17 18 NO Check power circuit NO Voltage at IC251 pin 34 is 12V Voltage at IC251 pin 40 and at IC301 pin 18 is 5V ...

Page 23: ...l at IC251 pin 4 7 Is there recording signal at IC251 pin 21 Check input LINE JACK Check signal flow circuit YES NO NO NO Signal at IC251 pin 21 is transferred to IC301 pin 13 15 17 Collect signal at C222 is about 70Vp p at 70KHz Check IC251 YES YES Check Q203 NO Check P201 pin 2 4 8 and A C HEAD YES REC H BASE voltage at Q206 is 5V Check IC501 pin 45 NO YES ...

Page 24: ...01 43 520mVp p 100mV 5usec REC IC301 43 520mVp p 100mV 5usec PLAY IC301 21 600mVp p 200mV 2msec cm PLAY SP VIDEOSWTRIG IC301 21 350mVp p 200mV 2msec cm PLAY EP VIDEOSWTRIG IC301 67 4 6Vp p 2V 10usec cm REC PLAY IC301 67 4 6Vp p 2V 10usec cm PICTURE SEARCH IC301 65 2 2Vp p 500mV 5usec cm REC IC301 65 2 2Vp p 500mV 5usec cm PLAY IC301 28 450mVp p 200mV 0 1usec cm ...

Page 25: ...msec cm REC IC301 100 2 3Vp p 0 5V 0 5msec cm REC 1 IC301 8 120mVp p 50mV 0 5msec cm PLAY 2 P202 2 75Vp p 10V 20µsec cm REC 3 IC251 2 80mVp p 20mV 0 5msec EE REC PLAY 4 IC251 24 200mVp p 50mV 0 5msec EE REC 5 IC251 34 1 4Vp p 0 5V 1msec REC 6 IC251 32 200mVp p 50mV 0 5msec EE REC 7 IC251 16 1 4Vp p 0 5V 0 5msec EE REC ...

Page 26: ...9 IC501 77 5Vp p 2V 5µsec cm REC PLAY 0 IC501 76 5Vp p 2V 5µsec cm REC PLAY IC501 94 3Vp p 1V 5msec cm REC IC501 97 4 4Vp p 1V 5msec cm PLAY IC501 90 25Vp p 5Vp p 1V 5msec cm REC PLAY IC501 87 2 5Vp p 1V 0 2msec cm REC PLAY Q IC501 38 2 6Vp p 0 5V 0 1µsec cm REC PLAY ...

Page 27: ...26 CIRCUIT DIAGRAM 1 POWER SUPPLY CIRCUIT DIAGRAM ...

Page 28: ...27 CIRCUIT DIAGRAM 2 SERVO SYSCON CIRCUIT DIAGRAM ...

Page 29: ...28 CIRCUIT DIAGRAM 3 VIDEO AUDIO CIRCUIT DIAGRAM ...

Page 30: ...29 4 HiFi SW INPUT CIRCUIT DIAGRAM CIRCUIT DIAGRAM 11 6 8 7 DAC DAC 10 9 ZERO DETECT 1 3 4 5 2 POWER SUPPLY AUDIO I F SERIAL 16 13 12 14 15 ...

Page 31: ...30 CIRCUIT DIAGRAM 5 PIF CIRCUIT DIAGRAM ...

Page 32: ...31 CIRCUIT DIAGRAM 6 DVD CIRCUIT DIAGRAM ...

Page 33: ...32 CIRCUIT DIAGRAM ...

Page 34: ...33 CIRCUIT DIAGRAM ...

Page 35: ...34 CIRCUIT DIAGRAM ...

Page 36: ...35 CIRCUIT DIAGRAM ...

Page 37: ...36 PCB CIRCUIT BOARD 1 1 VCR MAIN ...

Page 38: ...37 PCB CIRCUIT BOARD 1 2 POWER ...

Page 39: ...38 PCB CIRCUIT BOARD 1 3 DVD MAIN ...

Page 40: ... Insert PATH JIG and press REC button on the remote control 5 Check the position of the V sync from the rising edge of the SW pulse Standard 6 5H 0 5H ITEM MODE ADJUSTMENT POINT CHECK POINT TEST EQUIPMENT TEST TAPE INPUT SIGNAL 6 5H ADJUSTMENT PLAY REC BUTTON PIN 3 PIN 4 OF PT01 OSCILLOSCOPE DP 2 NO SIGNAL ADJUSTMENT PARTS MEASURING POINT PCB MAIN TOP VIEW TMI BLOC PRE AMP PT01 TO PATH JIG OSCILLO...

Page 41: ...rm all disassembly procedures in the order presented When reassembling use the reverse procedure Make sure that all leads wiring are routed correctly when reassembling FIG 1 A TOP COVER REMOVAL Remove a screws Remove three screws Remove a screws 39 ...

Page 42: ...UMENT DISASSEMBLY B PANEL FRONT DISASSEMBLY C LOGIC PCB DISASSEMBLY FIG 2 FIG 3 Remove 3 Hooks at bottom Remove 2 Hooks at left and right sides Simultaneously remove panel Remove 2 screws then remove Logic PCB ...

Page 43: ...41 INSTRUMENT DISASSEMBLY FIG 4 D DECK AND MAIN PARTS DISASSEMBLY Remove 5 screws then remove DECK Remove 4 screws then remove LOADER Remove 2 screws then remove POWER PCB ...

Page 44: ...42 INSTRUMENT DISASSEMBLY FIG 5 E MAIN PCB DISASSEMBLY Remove 2 screws then remove MAIN PCB Remove 3 screws ...

Page 45: ...43 INSTRUMENT DISASSEMBLY F MAIN CHASSIS DISASSEMBLY FIG 6 Remove 4 screws then remove MAIN CHASSIS ...

Page 46: ...nt But there is the case that tape noise or impact on the deck mechanism tape transporting section readjustment is required In adjustment of the tape transmission section refer to the following flow chart If any components shown in Fig 5 1 are changed readjustment of the tape transporting section is needed FIg 5 1 A schematic diagram of the tape transport ing section ...

Page 47: ...A C HEAD ADJUSTMENT X POSITION ADJUSTMENT PLAYBACKPHASEADJUSTMENT LINEARITY ADJUSTMENT DRUM ENTRANCE EXIT ENVELOPE FINE TUNING REVIEW PLAY CHANGING OPERATION CHECK AUDIO AZIMUTH ADJUSTMENT AUDIO OUTPUT CHECK A C HEAD HEIGHT TILT ADJUSTMENT X POSITION ADJUSTMENT TRACKING S SLANT PLOE AS T SLANT POLE AS TENSION BAND AS Table 1 Adjustment Flow Chart of the Tape Transporting System ...

Page 48: ...IMUTH SCREW until the maximum AUDIO output 9dBm 3dBm is obtained E Adjustment of the X POSITION Fig 5 4 5 5 a Connect the PATH ADJ FIXTURE to the PT01 on the MAIN CIRCUIT BOARD b Play back the ALIGNMENT TAPE c Connect the S W pin and ENVE pin of the PATH ADJ FIXTURE with the SCOPE PROBE d Insert the adjustment bar in the AC HEAD ADJUST hole and adjust the X POSITION of the AC HEAD ASS Y until the ...

Page 49: ...TY Fig 5 7 a Connect the PT01 on the MAIN CIRCUIT BOARD with a PATH ADJ FIXTURE b Play back an ALIGNMENT TAPE c Connect the FIXTURE S W PULSE TEST PIN on the PATH ADJ CHANNEL 1 SCOPE PROBE d Connect the VIDEO OUT on the MAIN CIRCUIT BOARD with a CHANNEL 2 SCOPE PROBE 1V div e Adjust the VR CONTROL on the ADJ FIXTURE until the ENVELOPE signal is maximum while play back the ALIGNMENET TAPE f Adjust ...

Page 50: ... the mode to PLAY MODE g Check whether the ENVELOPE waveform restore to its original form within 3 second when the REVIEW mode is changed to PLAY mode h If the requirement of g is not satisfied Check the run ning status of tape on the lower part of TGUIDE POST and adjust the S T GUIDE ROLLER precisely J Checking AUDIO Output Waveform Adjustment of AC HEAD TILT Height a Connect the AUDIO output jac...

Page 51: ...nnect the S W PULSE TEST PIN on the PATH ADJ FIXTURE with a CHANNEL 1 SCOPE PROBE d Connect the VIDEO OUT on the MAIN CIRCUIT BOARD with a CHANNEL 2 SCOPE PROBE 1V div e Check if the ENVELOPE is maximum when the VR CONTROL on the PATH ADJ FIXTURE is in CENTER f If the requirement e is not satisfied readjust the X POSI TION by referring to subitem E Adjustment of the X POSITION g Repeat the process...

Page 52: ...KYO 97Q6010200 V3 0 10 SCREW TAPPTITE DW 7173300811 2 TT2 RND 3X8 MFZN M PCB FIX 11 PCB MAIN MANUAL AS DW PVMPMSE541 1 DC B89E1D MS H 12 SCREW TAPPTITE DW 7173300811 2 TT2 RND 3X8 MFZN POWER PCB FIX 13 PCB POWER MANUAL AS DW PVPWMSE435 1 DC B87D1D NB DW 97P69HB91B 1 SAA LP 15A YFH800 TUBE 1 7M 15 SCREW TAPPTITE DW 7173300811 3 TT2 RND 3X8 MFZN COVER BOTTOM FIX 16 CHASSIS MAIN DW 97P0612710 1 HIPS ...

Page 53: ...01 DW 97P885X226 CONNAS 5H 5S150MM PT01 DW 97P6269000 CONNWAFER 00 8283 0612 00000 RF101 DW 97P7621900 TUNER3IN1 LGTMI GKIQ5 LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK S501 DW 97P0S02700 SENSORREEL KPI 261D S502 DW 97P0S02700 SENSORREEL KPI 261D SW501 DW 5S10104200 SWMODE MMS01010ZMB0 SW601 DW 5SD0101100 SWDETE MXS00921MPC0 T201 DW 560202L692 COILOSC DEO 006 X051 DW 5XJ18R4LAE CRYSTALQUARTZ HC 4...

Page 54: ...0VCH33PFJ1608 C691 DW HCBK103KBA CCHIPCERA 50VX7R0 01MFK1608 C692 DW HCBK103KBA CCHIPCERA 50VX7R0 01MFK1608 C696 DW HCBK103KBA CCHIPCERA 50VX7R0 01MFK1608 C698 DW HCQK330JBA CCHIPCERA 50VCH33PFJ1608 LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK C699 DW HCQK330JBA CCHIPCERA 50VCH33PFJ1608 C888 DW HCFH223ZBA CCHIPCERA 25VY5V0 022MFZ1608 CD06 DW HCQK561JBA CCHIPCERA 50VCH560PFJ1608 CD14 DW HCFH104ZBA ...

Page 55: ...608 R520 DW HRFS561JBA RCHIP 1 16 560OHMJ1608 R521 DW HRFS561JBA RCHIP 1 16 560OHMJ1608 LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK R523 DW HRFS472JBA RCHIP 1 16 4 7KOHMJ1608 R524 DW HCFH104ZBA CCHIPCERA 25VY5V0 1MFZ1608 R526 DW HRFS273JBA RCHIP 1 16 27KOHMJ1608 R527 DW HRFS273JBA RCHIP 1 16 27KOHMJ1608 R528 DW HRFS201JBA RCHIP 1 16 200OHMJ1608 R529 DW HRFS201JBA RCHIP 1 16 200OHMJ1608 R530 DW HR...

Page 56: ...AME PARTS_DESCR REMARK C027 DW CEXF1C470A CELECTRO 16VRSM47MF 5X7 TP C029 DW CEXF1C100A CELECTRO 16VRSM10MF5X7 C055 DW CEXF1C100A CELECTRO 16VRSM10MF5X7 C057 DW CEXF1C100A CELECTRO 16VRSM10MF5X7 C059 DW CEXF1H339A CELECTRO 50VRSM3 3MF4X7 C061 DW CEXF1C100A CELECTRO 16VRSM10MF5X7 C063 DW CEXF1H109A CELECTRO 50VRSM1MF 4X7 TP C064 DW CEXF1C100A CELECTRO 16VRSM10MF5X7 C065 DW CEXF1C100A CELECTRO 16VRS...

Page 57: ...0UH BRN BLK L303 DW 5CPX100J2T COILPEAKING 10UH BRN BLK L501 DW 5CPX100J2T COILPEAKING 10UH BRN BLK L503 DW 5CPX680J2T COILPEAKING 68UH BLU BLK LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK L603 DW 5CPX100J2T COILPEAKING 10UH BRN BLK L853 DW 56C220K686 COILCHOKE 22UHK27 5X0 4D L860 DW 56C220K686 COILCHOKE 22UHK27 5X0 4D LD02 DW 5CPX101J2T COILPEAKING 100UH BRN BRN LD03 DW 5CPX680J2T COILPEAKING 68U...

Page 58: ...0TA WIRECOPPER 0 6X52MMTAPING LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK JP04B DW 85801060TA WIRECOPPER 0 6X52MMTAPING JP05B DW 85801060TA WIRECOPPER 0 6X52MMTAPING JP06B DW 85801060TA WIRECOPPER 0 6X52MMTAPING JP078 DW 85801060TA WIRECOPPER 0 6X52MMTAPING JP079 DW 85801060TA WIRECOPPER 0 6X52MMTAPING JP07B DW 85801060TA WIRECOPPER 0 6X52MMTAPING JP081 DW 85801060TA WIRECOPPER 0 6X52MMTAPING JP0...

Page 59: ...J R559 DW RD AZ102J RCARBONFILM 1 61KOHMJ R560 DW RD AZ102J RCARBONFILM 1 61KOHMJ LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK R588 DW RD 2Z189JS RCARBONFILM 1 21 8OHMJSMALL R610 DW RD AZ103J RCARBONFILM 1 610KOHMJ R612 DW RD AZ103J RCARBONFILM 1 610KOHMJ R625 DW RD AZ474J RCARBONFILM 1 6470KOHMJ R626 DW RD AZ474J RCARBONFILM 1 6470KOHMJ R627 DW RD AZ474J RCARBONFILM 1 6470KOHMJ R628 DW RD AZ474J ...

Page 60: ...HIPCERA 25VY5V0 1MFZ1608 CC27 DW HCFH104ZBA CCHIPCERA 25VY5V0 1MFZ1608 LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK CC28 DW HCFH104ZBA CCHIPCERA 25VY5V0 1MFZ1608 CC29 DW HCFH104ZBA CCHIPCERA 25VY5V0 1MFZ1608 CC30 DW HCFH104ZBA CCHIPCERA 25VY5V0 1MFZ1608 CC31 DW HCFH104ZBA CCHIPCERA 25VY5V0 1MFZ1608 CC32 DW HCFH104ZBA CCHIPCERA 25VY5V0 1MFZ1608 CC33 DW HCFH104ZBA CCHIPCERA 25VY5V0 1MFZ1608 CC34 DW ...

Page 61: ...14 DW HRFS472JBA RCHIP 1 16 4 7KOHMJ1608 RC15 DW HRFS472JBA RCHIP 1 16 4 7KOHMJ1608 LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK RC16 DW HRFS102JBA RCHIP 1 16 1KOHMJ1608 RC17 DW HRFS472JBA RCHIP 1 16 4 7KOHMJ1608 RC18 DW HRFS201JBA RCHIP 1 16 200OHMJ1608 RC19 DW HRFS472JBA RCHIP 1 16 4 7KOHMJ1608 RC20 DW HRFS105JBA RCHIP 1 16 1MOHMJ1608 RC21 DW HRFS689JBA RCHIP 1 16 6 8OHMJ1608 RC22 DW HRFS689JBA ...

Page 62: ... L801 DW 5PLF2055 FILTERLINE LF 2055 L802 DW 5PLF2055 FILTERLINE LF 2055 P802 DW 97P62Y02X2 CONNWAFER YFW800STR10MM2P P803 DW 97P885X206 CONNAS 10H 10S60MM LOC PARTS_CODE PARTS_NAME PARTS_DESCR REMARK Q801 DW TKSC5027FR TR KSC5027FR R802 DW RW02B229J RWIREWOUND 2W2 2OHMJ R806 DW RS02F104JS RM OXIDEFILM 2W100KOHMJSMALL T801 DW 57M8282320 TRANSSMPS TSW VE3 0N Z0081 DW PVPWJRE435 PCBPOWERRADIALAS DC ...

Page 63: ...MAINBASEAS T4 5 MECHA A0101 DW 97S3102000 SCREWTAPPTITE TT2BIN P2 6X7MFZN CAPSTANM TFIX A011 DW 97P93B2102 LABELCD DECK PAPER 13X56 ALLMODEL A0200 DW 97SA316500 SSLANTPOLEAS T MECHA A0300 DW 97SA316600 TSLANTPOLEAS T MECHA A0400 DW 97S8104200 MOTORCAPSTAN F2QVB37K A0600 DW 97SA320500 ACHEADAS T MECHA A0601 DW 7003300511 SCREWMACHINE BIN3X5MFZN ACHEADFIX A1000 DW 97SA316800 LLOADINGAS T MECHA A1100...

Reviews: