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1-5-5

T6552DC

CN151

TO SPEAKER

FE HEAD

CYLINDER 
ASSEMBLY

ACE HEAD
ASSEMBLY

CAPSTAN
MOTOR

DECK UNIT

CN752

CN751

CL604

CN201

CL402

CL401

CL403

CL302A

CL603A

CL301A

CN901

CN902

MAIN CBA

TEXT CBA

CN501

SCREEN

FOCUS

CN502

CN501B

CL501A

CN601

CN552

CN551

CN602

CRT

ANODE

GND

H.V./POWER SUPPLY CBA

TO DEGAUSS 
COIL

CRT CBA

Fig. 5

TO TOP COVER

Содержание 21PV385

Страница 1: ... of Mechanism Deck Exploded Views Safety regulations require that the set be restored to its original condition and that parts which are identical with those specified be used Published by BK 2004 Video Service Department Printed in the Netherlands c Copyright reserved Subject to modification GB 3103 785 22330 Survey of versions VN 1B 01 PAL BG EURO 07 PAL I UK IRELAND 39 PAL SECAM BG PAL SECAM L ...

Страница 2: ...DJUSTMENT INSTRUCTIONS 1 6 1 BLOCK DIAGRAMS 1 7 1 SCHEMATIC DIAGRAMS CBA S AND TEST POINTS 1 8 1 WAVEFORMS 1 9 1 WIRING DIAGRAM 1 10 1 SYSTEM CONTROL TIMING CHARTS 1 11 1 IC PIN FUNCTION DESCRIPTIONS 1 12 1 LEAD IDENTIFICATIONS 1 13 1 ELECTRICAL PARTS LIST 1 14 1 EXPLODED VIEWS 1 15 1 MECHANICAL PARTS LIST 1 16 1 Sec 1 Main Section I Adjustment Procedures I Schematic Diagrams and CBA s I Exploded ...

Страница 3: ...prongs tied together and touch the other ohmme ter lead in turn to each tuner antenna input ex posed terminal screw and if applicable to the coaxial connector If the measured resistance is less than 1 0 megohm or greater than 5 2 mego hm an abnormality exists that must be corrected before the instrument is returned to the customer Repeat this test with the instrument AC switch in the off position ...

Страница 4: ...ted to the ground side of the AC power source To confirm that the AC power plug is inserted correctly with an AC volt meter measure between the chassis and a known earth ground If a voltage reading in excess of 1 0V is obtained remove and reinsert the AC power plug in the opposite polarity and again measure the voltage potential between the chassis and a known earth ground b Some TV receiver chass...

Страница 5: ...o not contact sharp edged or pointed parts H When a power cord has been replaced check that 5 6 kg of force in any direction will not loosen it I Also check areas surrounding repaired locations J Use care that foreign objects screws solder drop lets etc do not remain inside the set K Crimp type wire connector When replacing the power transformer in sets where the connections between the power cord...

Страница 6: ...externally exposed accessible parts RF terminals an tenna terminals video and audio input and output ter minals microphone jacks earphone jacks etc Measuring Method Power ON Insert load Z between B earth ground power cord plug prongs and exposed accessible parts Use an AC voltmeter to measure across both terminals of load Z See Fig 2 and following table Table 2 Leakage current ratings for selected...

Страница 7: ...not be reused Always use a new part Pb Lead Free Solder Pb free mark will be found on PCBs used Pb free solder Refer to figure For PCBs with Pb free mark be sure to use Pb free solder For PCBs without Pb free mark use standard solder Replacement Procedures for Leadless Chip Components The Following Procedures are Recom mended for the Replacement of the Lead less Components Used in this Unit 1 Prep...

Страница 8: ...els Use an appropriate hot air flat pack IC desoldering ma chine whose shape matches that of the Flat Pack IC 2 Do not apply the hot air to the chip parts around the Flat Pack IC for over 6 seconds as damage may occur to the chip parts Put Masking Tape around the Flat Pack IC to protect other parts from dam age Fig S 1 2 3 The Flat Pack IC on the CBA is affixed with glue so be careful not to break...

Страница 9: ...f the Flat Pack IC on the CBA so you can install a replacement Flat Pack IC more easily b The I mark on the Flat Pack IC indicates pin 1 See Fig S 1 6 Make sure this mark matches the 1 on the CBA when positioning for installation Then pre solder the four corners of the Flat Pack IC See Fig S 1 7 c Solder all pins of the Flat Pack IC Make sure that none of the pins have solder bridges Fig S 1 1 Fig...

Страница 10: ... static electricity that may be charged on the body Ground for Work Bench Be sure to place a conductive sheet or copper plate with proper grounding 1MΩ on the work bench or other surface where the semiconductors are to be placed Because the static electricity charge on the clothing will not escape through the body grounding band be careful to avoid contacting semiconductors to clothing Fig S 1 7 P...

Страница 11: ...automatically Preparing 2 1 To eject the tape press the STOP EJECT button on the unit or Remote Control 2 When you want to record during the Service mode press the Rec button while depressing SW211 REC SAFETY SW on the Main CBA Key Adjustment Mode MENU Picture adjustment mode Press the MENU button to change from BRT Bright CNT Contrast COL Color TNT Tint and SHP SHARP Press P P key to adjust Initi...

Страница 12: ...ys on the screen To store or confirm entry in the menu Press to adjust the controls of TVCR menu When tape playback is stopped press to rewind the tape at high speed During playback press to rewind the tape while the picture stays on the screen To return the cursor in the menu Press to adjust the controls of TVCR menu To play back a tape select an item in the menu of TVCR To stop the tape select a...

Страница 13: ...socket input socket To connect a camcorder or video game machine audio Yellow socket input socket To connect a camcorder or video game machine video Small socket socket for headphones To connect headphones VIDEO AUDIO P P STANDBY ON VIDEO AUDIO P Front of your TVCR Back of your TVCR Aerial input socket To connect the aerial cable Scart socket To connect a satellite receiver decoder TV Video Combi ...

Страница 14: ...rge the Anode Lead of the CRT with the CRT Ground Wire before removing the Anode Cap 2 Removal of the Power Unit and Tray Chassis Unit Discharge the Anode Lead of the CRT with the CRT Ground before removing the Anode Cap Disconnect the following Anode Cap CN501 CN551 CN601 CRT CBA and Power Knob Then pull the Power Unit and Tray Chassis Unit out back ward 3 Removal of the Power Unit Disconnect con...

Страница 15: ... screw S 8 Then desolder connectors CN201 CL401 CL402 CL403 and lift up the Deck Unit 8 Removal of the Text CBA Remove a screw S 9 and Text Holder and dis connect connectors CN751 and CN752 Then lift the Text CBA up 9 Removal of the Main CBA Remove four screws S 10 and pull up the Main CBA 10 Removal of the CRT Remove four screws S 11 and pull the CRT back ward Fig 1 S 1 S 1 S 1 S 1 S 2 S 2 1 REAR...

Страница 16: ... Power Knob S 3 S 3 S 3 S 3 3 Power Unit S 4 S 4 S 4 S 4 S 7 S 8 S 6 S 6 S 6 S 6 4 Tray Chassis Unit 9 Text CBA 8 Deck Unit 10 Main CBA 6 Top Cover S 10 S 10 S 10 S 9 S 10 S 5 Text Holder 7 Bottom Plate 2 Power Unit and Tray Chassis Unit CL604 ...

Страница 17: ...1 5 4 T6552DC Fig 4 S 11 S 11 S 11 S 11 Anode Cap 11 CRT CRT CBA ...

Страница 18: ... ASSEMBLY CAPSTAN MOTOR DECK UNIT CN752 CN751 CL604 CN201 CL402 CL401 CL403 CL302A CL603A CL301A CN901 CN902 MAIN CBA TEXT CBA CN501 SCREEN FOCUS CN502 CN501B CL501A CN601 CN552 CN551 CN602 CRT ANODE GND H V POWER SUPPLY CBA TO DEGAUSS COIL CRT CBA Fig 5 TO TOP COVER ...

Страница 19: ... system Receiving Channel VHF Low Input level 80dBµV 10 Ext input FRONT VIDEO IN JACK or REAR SCART JACK How to Set up the Service mode NOTE After replacing the IC202 Memory or Main CBA the set value in IC202 Memory will be lost So it is necessary to set up or adjust in the Service mode after its replacement Service Mode 1 Turn the power on Use main power on the TV unit 2 Press STANDBY ON 2 7 1 an...

Страница 20: ...and size of screen image may not be properly displayed Note R590 H V Power Supply CBA 1 Connect Frequency Counter to R590 2 Set the unit to the Ext mode and no input is neces sary Enter the Service mode See page 1 6 10 3 Operate the unit for at least 20 minutes 4 Press 2 button on the remote control unit and select H Adj mode 5 Press P P buttons on the remote control unit so that the display will ...

Страница 21: ...ent into the TV VCR 2 Input the black raster signal from the video input jack VIDEO IN 3 Enter the service mode See page 1 6 10 4 To enter the DSPC mode press 1 button on the remote control unit Recording starts automatically and DSPC appears on the display 5 Recording continues for 10 seconds in SP mode Note Since the reference value of LP V ENV is computed from the reference value of SP V ENV th...

Страница 22: ...ontrol unit and select V S mode Press 9 button then display will change to V P and V S 2 Input monoscope pattern and leave it for at least 20 minutes 3 Press P P buttons on the remote control unit so that the monoscope pattern is 90 5 of display size and the circle is round 7 V Shift Adjustment Purpose To obtain correct vertical position of screen image Symptom of Misadjustment If V position is in...

Страница 23: ...creen control to minimum position Input the Black raster signal from RF or Ext input 3 Enter the service mode See page 1 6 10 Dimmed horizontal line appears on the CRT 4 To enter the C D S mode press the button on the remote control unit 5 To enter the CUT OFF R mode press 1 button on the remote control unit 6 Turn the screen control up until dimmed horizontal line appears 7 Press the P P buttons ...

Страница 24: ... 10 Turn off and on again to return to normal mode Re ceive APL 100 white signal and Check Chroma temperatures become 8500K x 290 y 300 3 Note Confirm that Cut Off Adj is correct after this adjustment and attempt Cut Off Adj if needed 11 Sub Brightness Adjustment Purpose To get proper brightness Symptom of Misadjustment If Sub Brightness is incorrect proper brightness cannot be obtained by adjusti...

Страница 25: ...he remote control unit Then select TINT TNT display 2 Press P P buttons on the remote control unit so that the value of TINT TNT becomes 68 SHARP SHP 1 Press MENU button on the remote control unit Then select SHARP SHP display 2 Press P P buttons on the remote control unit and select 0 13 Focus Adjustment Purpose Set the optimum Focus Symptom of Misadjustment If Focus Adjustment is incorrect blurr...

Страница 26: ...necessary The value will be changed in 0 5H steps up or down Adjustable range is up to 9 5H If the value is beyond adjustable range the display will change as Lower out of range 0 0H Upper out of range H 6 Turn the power off and on again Auto Adjustment 1 Load the test tape 9965 000 14514 that have been recorded the Head Switching Position Value 2 Enter the service mode 3 Press 3 button on the rem...

Страница 27: ...Alignment Procedures Mechanical Alignment Procedures Mechanical Alignment Procedures Electrical Adjustment Instructions Electrical Adjustment Instructions 2 3 3 2 3 3 2 3 4 2 3 3 2 3 4 1 6 1 1 6 1 TEST POINTS NOT USED IN ELECTRICAL ADJUSTMENTS TP002 RF SW TP007 N A PB TP008 C PB J349F3 B OUT TP003 V OUT TP001 CTL IC202 J361G4 SECAM Black Level Adjustment TP504 GND TP503 B VR601 B ADJ R590 H Adjust...

Страница 28: ...C202 WF3 I 2 C OPEN M M LOADING MOTOR CYLINDER ASSEMBLY CAPSTAN MOTOR SENSOR CBA ST SENSOR SENSOR CBA END SENSOR DRUM MOTOR PG SENSOR 4 C F R 1 CM 12V 11 AL 12V 1 2 P ON 5V 3 6 FG GND 3 C FG 5 C CONT 10 M GND 7 LD CONT 8 D CONT 9 D PFG 12 VG CN201 C FG C CONT D PFG C F R 90 76 87 78 LD CONT 81 D CONT 77 CM 12V AL 12V 1 P ON 5V 3 M CAPSTAN MOTOR D REC H TRICK H SECAM H SECAM H TRICK H D REC H SDA S...

Страница 29: ...VIDEO JK703 V IN V OUT 19 WF4 WF2 D SP HEAD AMP REC FM AGC LUMINANCE SIGNAL PROCESS CHROMINANCE SIGNAL PROCESS PB H OUT C SYNC V ENV D V SYNC RF SW C ROTA SERIAL DECORDER CHARA INS CCD 1H DELAY BYPASS TUNER MUTE PB EE LINE SCART LINE SCART AGC P R R Y C P R P R P Y DELAY Y C MIX AGC VXO FBC 1 2 D REC H SMD NOTE FOR WIRE CONNECTORS 1 PREFIX SYMBOL CN MEANS CONNECTOR CAN DISCONNECT AND RECONNECT 2 P...

Страница 30: ... ATT IC301 7 1 IC151 AMP VIDEO AUDIO CHROMA DEFLECTION IF SP 1 SP GND 2 JK151 HEADPHONE JACK SP151 SPEAKER CN804 CL801 SP MUTE OUTPUT AMP 50 52 53 54 MUTE 5 1 2 15 5 3 4 6 2 1 AUDIO OUT TU001 JK702 A IN JK703 SCART LINE SCART LINE A IN A OUT Q701 10 11 9 SCART H EXT L SCART MUTE TUNER1 LINE N A PB ATT AUDIO MUTE WF7 WF9 WF8 TO SERVO SYSTEM CONTROL BLOCK 13 17 TUNER LINE 12 14 NOTE FOR WIRE CONNECT...

Страница 31: ...NE SYNC SEPARATION LUMA SIGNAL PROCESS CIRCUIT H SYNC PROCESS CIRCUIT V SYNC PROCESS CIRCUIT OSD MIX RBG MATRIX BLANKING TUNER LINE PB TUNER LINE PB CLOCK CONTROL CIRCUIT 37 23 36 50 49 35 32 33 34 41 42 40 SW CTL IC703 SW 5 3 4 2 1 15 12 13 14 7 16 8 11 15 56 61 65 68 I 2 C I F TELETEXT DECODER OSC CLOCK GENERATOR TEXT CBA 12MHz OSC JK703 10 9 11 Q710 Q702 Q706 Q704 5V 5V Q711 SLOW SW IN RGB CONT...

Страница 32: ...5 4 3 1 WF12 WF15 WF14 WF16 WF13 RED AMP Mode SP REC CN502 2 VCC 3 2 1 CN301 CL301B TO TV BLOCK CL301A JUNCTION C CBA JUNCTION B CBA CN552 CN302 CL302B H V POWER SUPPLY CBA 3 2 RED 1 4 GREEN 2 3 BLUE 3 3 V DRIVE 1 1 H DRIVE 2 2 FBP 5 5 ACL 4 4 V RAMP FB 3 1 2 5 4 NOTE FOR WIRE CONNECTORS 1 PREFIX SYMBOL CN MEANS CONNECTOR CAN DISCONNECT AND RECONNECT 2 PREFIX SYMBOL CL MEANS WIRE SOLDER HOLES OF T...

Страница 33: ...F B POWER SW602 5V REG Q606 Q605 8V REG Q607 AL 5V P ON 8V P ON L P DOWN L 12 5 4 6 AL 12V 1 3 AL 12V 2 7 AL 9V 8 AL 33V 11 12 5 4 6 3 7 8 11 TO CRT H V BLOCK TP503 B TP504 GND CN602 12 JUNCTION A CBA H V POWER SUPPLY CBA CL603B CN603 P ON H TO PIN67 OF IC201 5V REG 5V REG 5V REG IC681 Q684 Q686 P ON 5V 1 P ON 5V 3 P ON 5V 2 AL 33V CL603A 12 5 4 6 3 7 8 11 12 5 4 6 3 7 8 11 CAUTION FOR CONTINUED P...

Страница 34: ...r Malfunction 1 and immediately turn OFF the POWER MONITOR and switch over the Mechanical Malfunction mode with POWER OFF To return from this mode shall become possible only by POWER Key as in the case of the Mechan ical Malfunction However the POWER SAFETY 1 function shall be disabled during 500 msec right after the MONI TOR turns ON 2 POWER SAFETY 2 If P SAFETY 2 port becomes continuously 2 5V o...

Страница 35: ...s the function according to its mode 4 Countermeasure for CASSETTE LOADING Mal function a CASSETTE IN operating Malfunction If LD SW does not go to SB position after a lapse of 5 sec or more from the CASSETTE insertion start the unit starts the CASSETTE OUT opera tion After switch over to CASSETTE OUT operation and then a laps of 5 sec or more from the CASSETTE OUT operation start if LD SW does no...

Страница 36: ...fied in the parts list may create shock fire or other hazards Capacitor Temperature Markings Capacitors and transistors are represented by the fol lowing symbols Notes 1 Do not use the part number shown on these draw ings for ordering The correct part number is shown in the parts list and may be slightly different or amended since these drawings were prepared 2 To maintain original function and re...

Страница 37: ... R289 E 1 C226 D 2 R238 D 2 R884 C 4 C227 D 3 Q204 B 1 R239 D 2 C228 D 3 Q205 D 4 R240 D 2 SW201 B 4 C229 D 3 Q206 C 4 R241 D 3 SW202 A 4 C230 E 3 RESISTORS R242 D 3 SW203 A 4 C231 D 4 R201 B 4 R243 D 3 SW204 A 4 C233 D 4 R202 B 4 R244 D 3 SW205 A 4 C234 D 4 R203 B 3 R248 D 3 SW206 B 4 C235 C 4 R204 B 4 R249 D 3 SW207 A 4 C236 C 4 R205 B 3 R250 D 4 SW208 A 4 C237 C 4 R206 B 3 R254 C 4 SW209 A 4 C2...

Страница 38: ...Schematic Diagrams are as shown below 1 2 3 5 0 2 5 5 0 THE SAME VOLTAGE FOR BOTH PLAY REC MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE REC MODE SMD 1 8 4 T6552SCM1 Comparison Chart of Models and Marks MODEL MARK 21PV385 07 A 21PV385 01 B 21PV385 58 C 21PV385 39 D ...

Страница 39: ...1 8 6 T6552SCM2 Voltage indications for PLAY and REC modes on the Schematic Diagrams are as shown below 1 2 3 5 0 2 5 5 0 THE SAME VOLTAGE FOR BOTH PLAY REC MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE REC MODE SMD ...

Страница 40: ... R878 H 2 C415 K 3 C866 I 1 R409 K 4 R879 H 2 C416 K 3 C867 I 1 R410 J 4 C417 K 3 C869 I 1 R411 J 4 X401 J 2 C418 K 3 C871 I 1 R412 I 4 C419 K 3 C872 J 1 R413 I 4 TP002 I 4 C420 K 3 C874 I 1 R414 I 4 TP003 K 4 C421 K 3 C875 I 1 R415 H 4 TP007 I 1 C424 K 4 C876 J 1 R416 H 4 TP008 J 1 C425 J 4 C877 J 1 R418 H 3 TP010 K 1 C426 K 4 R420 H 3 C427 J 4 CL401 G 3 R422 K 4 C430 H 4 CL402 G 2 R423 K 4 C431 ...

Страница 41: ...305 N 1 D152 O 4 R315 P 2 C307 O 3 D302 O 1 R316 P 2 C308 P 2 D303 O 1 R317 P 3 C309 P 2 D304 O 1 R318 P 3 C310 P 2 D305 P 3 R320 O 3 C311 P 2 D306 P 2 R321 N 3 C312 P 2 R322 N 3 C313 P 2 IC151 O 4 R323 N 3 C314 P 2 IC301 N 1 R324 N 3 C315 P 2 R325 N 2 C316 P 3 L001 Q 4 R326 N 2 C317 P 3 L151 N 4 R327 M 2 C318 O 3 L152 N 4 R332 M 3 C319 P 3 L302 P 2 R333 M 3 C320 P 3 L303 P 3 R334 M 3 C321 O 3 L30...

Страница 42: ... 8 10 T6552SCM3 Voltage indications for PLAY and REC modes on the Schematic Diagrams are as shown below 1 2 3 5 0 2 5 5 0 THE SAME VOLTAGE FOR BOTH PLAY REC MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE REC MODE SMD ...

Страница 43: ...AME VOLTAGE FOR BOTH PLAY REC MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE REC MODE SMD Comparison Chart of Models and Marks MODEL MARK 21PV385 07 A 21PV385 01 B 21PV385 58 C 21PV385 39 D VOLTAGE CHART Power off mode Ref No IC681 Ref No Q681 Q682 Q683 Q684 Q685 Q686 0 9 7 0 0 7 9 0 E C B 9 8 5 9 9 7 1 2 3 3 2 0 1 9 0 3 1 0 0 1 3 1 0 0 0 6 0 ...

Страница 44: ...4 L681 T 1 C483 U 3 L682 T 2 C484 T 4 C485 T 4 Q682 T 1 C486 T 4 Q684 S 2 C681 T 1 Q685 U 2 C682 U 2 Q686 U 1 C683 T 2 C684 T 2 R471 T 3 C687 S 2 R683 T 2 C688 U 1 R684 U 1 C689 U 1 R685 T 1 C691 U 2 R686 T 1 C694 W 2 R689 T 2 R690 T 2 CL603A S 2 R691 S 2 CL604 S 1 R692 U 2 R693 T 2 D471 T 3 R694 T 2 D682 T 1 R695 S 2 D686 U 3 R696 T 1 D687 U 2 R697 W 1 D688 U 2 R698 W 1 DIODES ICS COILS RESISTORS...

Страница 45: ...3 D706 CC 4 R732 CC 3 D707 BB 4 R733 CC 3 D709 CC 4 R737 CC 3 D711 CC 3 R738 BB 2 D712 AA 3 R739 CC 2 D713 Z 1 R740 AA 2 D715 BB 4 R741 Z 1 D716 CC 3 R742 AA 2 R743 AA 2 IC701 CC 2 R744 AA 2 IC703 AA 2 R745 AA 2 R746 AA 2 L701 CC 3 R747 AA 2 L702 CC 3 R748 AA 2 R749 CC 2 Q701 BB 3 R751 Y 2 Q702 CC 4 R752 BB 3 Q703 CC 3 R753 Y 2 Q704 BB 4 R754 BB 3 Q705 CC 3 R755 AA 3 Q706 BB 4 R756 BB 4 Q707 AA 2 ...

Страница 46: ...chematic Diagram Voltage indications for PLAY and REC modes on the Schematic Diagrams are as shown below 1 2 3 5 0 2 5 5 0 THE SAME VOLTAGE FOR BOTH PLAY REC MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE REC MODE SMD ...

Страница 47: ... F 1 D402 C 4 Q684 F 1 TRANSISTORS CAPACITORS CAPACITORS CONNECTORS DIODES CAPACITORS COILS CAPACITORS ICS DIODES Ref No Position Ref No Position Ref No Position Ref No Position Ref No Position RESISTORS RESISTORS Q686 G 2 R228 B 4 R305 F 3 R689 G 1 R857 E 3 Q701 G 4 R229 B 4 R306 F 3 R690 G 1 R858 D 3 Q702 G 2 R230 B 4 R307 F 3 R691 G 1 R859 D 4 Q703 G 2 R231 B 4 R308 F 3 R692 G 1 R860 D 3 Q704 E...

Страница 48: ...RT SENSOR CTL TP001 RF SW TP002 WF3 WF1 N A PB TP007 WF8 J361G4 SECAM Black Level Adjustment C PB TP008 WF6 V OUT TP003 WF5 J349F3 C Trap Adjustment 1 8 19 1 8 20 Main CBA Top View BHF300F01011 A BHF300F01011 B Sensor CBA Top View BT6600F01012 ...

Страница 49: ...52 OF IC301 WF7 PIN 13 OF IC301 WF10 PIN 8 OF IC401 WF9 PIN 58 OF IC201 WF17 PIN 29 OF IC401 PIN 59 OF IC201 WF18 PIN 7 OF IC301 WF11 WF2 PIN 48 OF IC401 WF4 Main CBA Bottom View 1 8 21 1 8 22 BT6600F01012 ...

Страница 50: ...Y MODE REC MODE Ref No Position C501 B 1 C502 C 1 C503 B 1 C504 C 2 C505 C 1 CL501B A 2 CN501 C 1 CN502 A 2 L501 B 2 Q501 B 2 Q502 B 2 Q503 C 1 R501 B 2 R502 B 2 R503 C 2 R504 C 2 R506 C 2 R508 C 2 R509 C 2 R510 C 1 R511 B 2 R512 B 2 R513 B 1 R514 C 1 R515 B 1 R516 B 1 R517 B 1 R518 C 1 R519 C 1 R520 C 1 R521 B 1 R522 B 1 R523 B 1 MISCELLANEOUS JK501 C 2 CRT SCHEMATIC DIAGRAM PARTS LOCATION GUIDE ...

Страница 51: ...3 D642 D 3 R640 D 3 C621 C 3 R641 D 3 C622 C 3 IC601 B 2 R642 D 2 C624 C 2 R643 D 3 C625 C 3 L601 B 1 R644 D 3 C626 C 3 L602 B 1 R645 C 2 C627 C 3 L603 C 3 R646 D 3 C629 D 3 R647 D 3 C630 E 3 Q602 A 3 R649 D 2 C632 D 2 Q603 B 2 R651 D 2 C633 D 2 Q604 B 2 R652 D 3 C634 D 1 Q605 D 3 R653 D 2 C636 C 3 Q606 D 3 R654 C 2 Q607 D 2 R655 C 1 CN601 A 2 Q608 D 2 R656 C 1 CN602 E 3 R657 D 1 R601 A 1 R658 C 2...

Страница 52: ...upply Otherwise it may cause some components in the power supply circuit to fail CAUTION FOR CONTINUED PROTECTION AGAINST FIRE HAZARD REPLACE ONLY WITH THE SAME TYPE FUSE Voltage indications for PLAY and REC modes on the Schematic Diagrams are as shown below 1 2 3 5 0 2 5 5 0 THE SAME VOLTAGE FOR BOTH PLAY REC MODES INDICATES THAT THE VOLTAGE IS NOT CONSISTENT HERE PLAY MODE REC MODE VOLTAGE CHART...

Страница 53: ...C554 G 2 C575 H 2 D563 J 2 R553 G 2 R572 H 3 R589 H 2 TP502 I 2 C555 G 2 R554 G 2 R574 H 2 R590 J 2 TP503 J 2 C556 G 2 CL501A J 2 IC551 G 3 R555 G 1 R575 H 3 R591 I 2 TP504 J 3 C558 G 2 CN551 H 3 R556 G 1 R576 H 2 R592 H 2 C559 I 3 CN552 J 1 L552 H 3 R558 G 2 R578 H 2 R593 J 2 C560 I 3 L553 I 2 R559 G 2 R579 I 2 R594 J 2 C561 H 2 D551 G 2 L554 J 2 R560 H 2 R580 H 2 R595 G 2 C562 H 2 D553 H 2 R561 ...

Страница 54: ...QUIRED NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F601 is blown check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply Otherwise it may cause some components in the power s...

Страница 55: ...RED NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F601 is blown check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply Otherwise it may cause some components in the power supp...

Страница 56: ...14 C 2 D631 E 2 R583 D 4 R653 E 1 C615 C 2 D634 E 1 R584 E 4 R654 E 1 C616 C 1 D635 E 1 R585 C 4 R655 E 2 C618 D 1 D636 E 2 R586 C 4 R656 E 2 C619 D 1 D637 E 1 R587 C 4 R657 E 2 C621 D 1 D638 E 1 R588 C 4 R658 D 2 C622 D 1 D641 D 1 R589 C 4 R659 D 2 C624 C 2 D642 D 1 R590 D 4 R660 D 1 C625 D 2 R591 C 4 R661 E 1 C626 D 2 IC551 B 3 R592 C 4 R662 C 2 C627 D 2 IC601 C 2 R593 D 4 R663 D 1 C629 E 2 R594...

Страница 57: ...2 C 1 C903 C 1 C904 C 1 C905 C 2 C906 C 2 C916 B 2 C917 B 2 C920 B 3 C921 B 3 C922 D 3 C923 C 3 C926 B 3 CN901 D 3 CN902 D 2 D901 C 2 D902 C 3 D903 D 3 D904 D 2 D905 C 2 D906 C 2 D907 C 2 D908 D 3 D909 B 3 IC901 A 1 L901 C 2 L902 C 3 Q901 D 3 R901 C 1 R902 C 1 R903 C 1 R904 C 2 R905 C 2 R906 B 2 R908 B 2 R911 B 2 R912 B 2 R913 C 2 R914 C 2 R915 C 3 R916 D 3 R918 D 3 R919 C 3 R920 C 3 R921 C 2 R922...

Страница 58: ... A 1 R921 B 1 C904 A 2 CN902 B 1 IC901 B 2 R906 A 2 R922 B 1 C905 A 1 R908 A 1 R923 B 1 C906 A 1 D901 B 1 L901 A 1 R911 A 2 R924 B 1 C916 B 1 D902 B 1 L902 B 1 R912 B 1 R925 A 1 C917 B 1 D903 B 1 R913 B 1 R926 B 1 C920 B 1 D904 B 1 Q901 B 1 R914 A 1 R927 A 1 C921 B 1 D905 B 1 R915 A 1 C922 B 1 D906 B 1 R901 A 2 R916 B 1 X901 B 2 C923 B 1 D907 B 1 R902 A 2 R918 B 1 CAPACITORS DIODES DIODES IC COILS...

Страница 59: ...DIV 0 5V 20 µs TP003 V OUT Upper WF6 Lower WF1 1DIV 0 2V 2DIV 5V 5ms TP008 C PB WF7 1DIV 0 2V 0 5ms IC301 PIN 52 WF8 1DIV 0 5V 0 5ms TP007 N A PB WF9 1DIV 0 5V 0 5ms IC401 PIN 8 WF10 1DIV 2V 5ms IC301 PIN 13 WF11 1DIV 1V 20 µs IC301 PIN7 WF12 1DIV 200V 20 µs Q551 COLLECTOR WF13 1DIV 10V 5ms CN551 PIN 5 WF14 1DIV 20V 20 µs Q501 COLLECTOR WF15 1DIV 20V 20 µs Q502 COLLECTOR WF16 1DIV 20V 20 µs Q503 C...

Страница 60: ... GND 2 P ON 160V 3 1 2 3 4 CL301B 1 2 3 4 CN301 JUNCTION C CBA BT6600F01012 CN502 H V POWER SUPPLY CBA BT6600F01022 A SENSOR CBA END SENSOR BHF300F01011 A B SENSOR CBA ST SENSOR BHF300F01011 A B 3 V L V COM 2 V R 1 VG 12 AL 12V 1 11 M GND 10 D PFG 9 D CONT 8 LD CONT 7 FG GND 6 C CONT 5 C F R 4 3 C FG P ON 5V 3 2 1 CM 12V BT6600F01012 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 JK703 GREE...

Страница 61: ...V LD REV 0 2S 0 5S PIN NO CL EJ SS SS AU AU TL LD SW CL SS LD CONT C DRIVE Z ON ON C F R DRUM ROTATION P ON A MUTE H D REC H D PB H PAUSE ON PAUSE PAUSE ON PAUSE OFF PAUSE OFF AU AL AU SF SM EJ AU RS SF SM TL FB AL SB 1 82 66 31 65 44 POWER OFF STOP PLAY RS FS PLAY STILL STOP PLAY DISPLAY SB TL SB FB SM SM SF AL AL RS AU AL SM 0 8S 0 2S 0 3S 1 0S 0 2S 100mS NTSC after channel setting 620mS PAL 1 0...

Страница 62: ...OP A LD REV FF LD REV LD REV LD FWD LD FWD LD FWD LD FWD LD FWD LD FWD LD FWD REC PAUSE REC REC REW LD REV LD REV LD REV LD REV LD REV LD REV LD REV PAUSE REC or PAUSE STOP EJECT STOP EJECT STOP EJECT 2 STOP A FF STOP A REW STOP A REC PAUSE PAUSE or REC STOP A EJECT STOP FF STOP REW STOP REC REC REC PAUSE STOP TL TL SM SM SF SF AL AL SM AL AL AL AU AU SM TL SB EJ RS RS SM SM SF FB SM AU AU SS SS S...

Страница 63: ... Control Signal Mute H 21 NU Not Used 22 NU Not Used 23 OUT REC LED Recording LED Control Signal 24 OUT REC LED Recording LED Control Signal 25 NU Not Used 26 NU Not Used 27 NU Not Used 28 NU Not Used 29 OUT SCART MUTE RAPID SwitchInput Signal from Scart Jack 30 NU Not Used 31 IN REC SAFETY Record Protection Tab Detection 32 A B C NU Not Used D IN SECAM H SECAM Mode at High 33 A B C NU Not Used D ...

Страница 64: ...OUT C CONT Capstan Motor Control Signal 77 OUT D CONT Drum Motor Control Signal 78 OUT C F R Capstan Motor FWD REV Control Signal FWD L REV H 79 NU Not Used 80 IN T REEL Take Up Reel Rotation Signal 81 IN OUT LD CONT Loading Motor Control Signal 82 OUT TEXT L Teletext Control Signal Pin No Mark IN OUT Signal Name Function 83 NU Not Used 84 NU Not Used 85 IN P DOWN L Power Voltage Down Detector Sig...

Страница 65: ... F H J 2SD2627LS FEC YB11 BN1F4M T KTA1267 GR KTA1271 Y KTC3198 GR KTC3199 GR 2SC5885000RF TT2140LS YB11 2SC3619 KTC3503Y MID 32A22F PT204 6B 12 2SA1346 2SC1815 GR TPE2 2SC2120 O TPE2 2SC2120 Y TPE2 2SC3331 T U KRA103M KTA1266 GR KTC3203 Y KA7805A KIA7805API PS2561L1 1 VL PS2561L1 1 VW LA71750EM MPB E M3776AMCA BA3GP 2SK2647 M61209BFP LA78040A LA4224 AT24C04N 10SC BR24C04F BR24C04F W BR24L04F WE2 ...

Страница 66: ...Z 0 01UF 16V 1 1 1 1 C207 ELECTROLYTIC CAP 1UF 50V M H7 1 1 1 1 C208 CHIP CERAMIC CAP MELF F Z 0 01UF 16V 1 1 1 1 C209 CHIP CERAMIC CAP 1608 CH J 22PF 50V 1 1 1 1 C210 CHIP CERAMIC CAP 1608 CH J 22PF 50V 1 1 1 1 C211 ELECTROLYTIC CAP 47UF 6 3V M H7 1 1 1 1 C212 CHIP CERAMIC CAP MELF F Z 0 01UF 16V 1 1 1 1 C213 ELECTROLYTIC CAP 47UF 6 3V M H7 1 1 1 1 C214 ELECTROLYTIC CAP 330UF 6 3V M 1 1 1 1 C217 ...

Страница 67: ...1UF 50V 1 1 1 1 C304 CHIP CERAMIC CAP 1608 B K 0 01UF 50V 1 1 1 1 C305 ELECTROLYTIC CAP 1UF 50V M 1 1 1 1 C307 CHIP CERAMIC CAP 1608 F Z 0 1UF 25V 1 1 1 1 C308 CHIP CERAMIC CAP 1608 F Z 0 1UF 25V 1 1 1 1 C309 FILM CAP P 0 1UF 50V J 1 1 1 1 C310 CHIP CERAMIC CAP 1608 F Z 0 1UF 25V 1 1 1 1 C311 ELECTROLYTIC CAP 470UF 6 3V M 1 1 1 1 C312 CHIP CERAMIC CAP MELF B K 180PF 50V 1 1 1 1 C313 CHIP CERAMIC C...

Страница 68: ...RAMIC CAP 1608 F Z 0 1UF 25V 1 1 1 1 C427 CHIP CERAMIC CAP 1608 F Z 0 1UF 25V 1 1 1 1 C430 ELECTROLYTIC CAP 47UF 25V M 1 1 1 1 C431 CHIP CERAMIC CAP 1608 F Z 0 1UF 25V 1 1 1 1 C432 ELECTROLYTIC CAP 1UF 50V M H7 1 1 1 1 C433 ELECTROLYTIC CAP 10UF 25V M H7 1 1 1 1 C434 ELECTROLYTIC CAP 22UF 16V M H7 1 1 1 1 C435 ELECTROLYTIC CAP 1UF 50V M H7 1 1 1 1 C436 CHIP CERAMIC CAP CH J 120PF 50V 1 1 1 1 C438 ...

Страница 69: ...HIP CERAMIC CAP 1608 F Z 0 1UF 25V 1 1 1 1 C865 CHIP CERAMIC CAP 1608 B K 0 022UF 25V 1 1 1 1 C866 ELECTROLYTIC CAP 33UF 10V H7 1 1 1 1 C867 ELECTROLYTIC CAP 4 7UF 50V M H7 1 1 1 1 C869 CHIP CERAMIC CAP 1608 F Z 0 1UF 25V 1 1 1 1 C871 CHIP CERAMIC CAP MELF B K 180PF 50V 1 1 1 1 C872 ELECTROLYTIC CAP 1UF 50V M H7 1 1 1 1 C874 CHIP CERAMIC CAP 1608 F Z 0 1UF 25V 1 1 1 1 C875 CHIP CERAMIC CAP CH J 22...

Страница 70: ...1 1 1 D711 4822 130 33948 ZENER DIODE MTZJT 775 6B 1 1 1 1 D712 4822 130 32778 SWITCHING DIODE 1SS133 T 77 1 1 1 1 D713 4822 130 32778 SWITCHING DIODE 1SS133 T 77 1 1 1 1 D715 4822 130 32778 SWITCHING DIODE 1SS133 T 77 1 1 1 1 D716 9965 000 18091 ZENER DIODE MTZJT 7715B 1 1 1 1 IC s IC151 h 9965 000 13853 AUDIO AMP LA4224 1 1 1 1 IC201 h 9965 000 24181 MICRO COMPUTER M3776AMCA BA3GP 1 1 1 1 IC202 ...

Страница 71: ...SISTOR 2SC2785 F 1 1 1 1 RESISTORS R003 PCB JUMPER D0 6 P5 0 1 1 1 1 R004 PCB JUMPER D0 6 P5 0 1 1 1 1 R151 h 9965 000 24182 METAL OXIDE FILM RES 1W J 12 OHM 1 1 1 1 R152 h 9965 000 09940 CHIP RES 1608 1 10W J 5 6K OHM 1 1 1 1 R153 CHIP RES 1608 1 10W J 4 7K OHM 1 1 1 1 R154 CHIP RES 1608 1 10W J 5 6K OHM 1 1 1 1 R155 CARBON RES 1 4W J 47 OHM 1 1 1 1 R156 CARBON RES 1 4W J 47 OHM 1 1 1 1 R157 CARB...

Страница 72: ...59 PCB JUMPER D0 6 P5 0 1 1 1 1 R260 CARBON RES 1 4W G 1 5K OHM 1 1 1 1 R261 CARBON RES 1 4W G 22K OHM 1 1 1 1 R262 CARBON RES 1 4W G 470 OHM 1 1 1 1 R263 CARBON RES 1 4W G 10K OHM 1 1 1 1 R264 CARBON RES 1 4W G 3 6K OHM 1 1 1 1 R265 PCB JUMPER D0 6 P5 0 1 1 1 1 R266 PCB JUMPER D0 6 P5 0 1 1 1 1 R267 CHIP RES 1608 1 10W J 10K OHM 1 1 1 1 R268 CHIP RES 1608 1 10W J 3 3K OHM 1 1 1 1 R269 CHIP RES 16...

Страница 73: ...P RES 1608 1 10W J 8 2K OHM 1 1 1 1 R405 CHIP RES 1608 1 10W J 10K OHM 1 1 1 1 R406 CHIP RES 1608 1 10W J 1 2K OHM 1 1 1 1 R407 CHIP RES 1608 1 10W J 390K OHM 1 1 1 1 R408 CHIP RES 1608 1 10W J 330 OHM 1 1 1 1 R409 CHIP RES 1608 1 10W J 330 OHM 1 1 1 1 R410 CHIP RES 1608 1 10W J 220 OHM 1 1 1 1 R411 CHIP RES 1608 1 10W J 4 7K OHM 1 1 1 1 R412 CHIP RES 1608 1 10W J 4 7K OHM 1 1 1 1 R413 CHIP RES 16...

Страница 74: ...08 1 10W J 10K OHM 1 1 1 1 R740 CHIP RES 1608 1 10W J 33K OHM 1 1 1 1 R741 CHIP RES 1608 1 10W J 10K OHM 1 1 1 1 R742 CHIP RES 1608 1 10W J 47K OHM 1 1 1 1 R743 CHIP RES 1608 1 10W J 6 2K OHM 1 1 1 1 R744 CHIP RES 1608 1 10W J 47K OHM 1 1 1 1 R745 CHIP RES 1608 1 10W J 6 2K OHM 1 1 1 1 R746 CHIP RES 1608 1 10W J 47K OHM 1 1 1 1 R747 CHIP RES 1608 1 10W J 6 2K OHM 1 1 1 1 R748 CHIP RES 1608 1 10W J...

Страница 75: ...8 MAINSCORD UK 5A 1M8 BK B 1 1005 3143 027 10191 TUN IF V U PLL IEC BGDKI 03 1 1 1 1005 3143 027 10201 TUN IF V U PLL IEC BGDKIL 03 1 5000 3143 021 00041 DEG COIL FUNAI 21 1 1 1 1 8000 3143 021 00051 GROUND WIRE 21 1 1 1 1 JK151 9965 000 13855 HEADPHONE JACK MSJ 035 10A B 1 1 1 1 JK701 9965 000 18160 RCA JACK YELLOW MTJ 032 05B 20 1 1 1 1 JK702 9965 000 18161 RCA JACK WHITE MTJ 032 05B 22 1 1 1 1 ...

Страница 76: ...0 47UF 200V J 1 1 1 1 C602 h 2020 554 90173 SAFETY CAP 2200PF 250V KX 1 1 1 1 C604 h 9965 000 14280 METALLIZED FILM CAP 0 1UF 250V 1 1 1 1 C611 h 9965 000 22647 ELECTROLYTIC CAP 150UF 400V LQ TYPE 1 1 1 1 C613 FILM CAP P 0 039UF 50V J 1 1 1 1 C614 FILM CAP P 0 001UF 50V J 1 1 1 1 C615 h 9965 000 22658 FILM CAP P 0 082UF 50V J 1 1 1 1 C616 CERAMIC CAP R K 220PF 2KV HR 1 1 1 1 C618 ELECTROLYTIC CAP ...

Страница 77: ...885 FAST RECOVERY DIODE CA201 4 1 1 1 1 D627 h 4822 130 32778 SWITCHING DIODE 1SS133 T 77 1 1 1 1 D629 4822 130 81729 ZENER DIODE MTZJT 7733C 1 1 1 1 D630 4822 130 32778 SWITCHING DIODE 1SS133 T 77 1 1 1 1 D631 9965 000 24189 ZENER DIODE MTZJT 776 2C 1 1 1 1 D634 9965 000 19520 CARBON RES 1 4W J 100 OHM 1 1 1 1 D635 9965 000 11153 ZENER DIODE MTZJT 778 2B 1 1 1 1 D636 h 4822 130 32778 SWITCHING DI...

Страница 78: ...574 CARBON RES 1 4W J 1K OHM 1 1 1 1 R575 METAL OXIDE FILM RES 1W J 1K OHM 1 1 1 1 R576 h 9965 000 09887 CARBON RES 1 4W J 47 OHM 1 1 1 1 R578 h 9965 000 09887 CARBON RES 1 4W J 47 OHM 1 1 1 1 R579 h 9965 000 19602 CARBON RES 1 4W J 100K OHM 1 1 1 1 R580 h 9965 000 09887 CARBON RES 1 4W J 47 OHM 1 1 1 1 R581 CARBON RES 1 4W J 82K OHM 1 1 1 1 R583 PCB JUMPER D0 6 P5 0 1 1 1 1 R584 h 9965 000 22680 ...

Страница 79: ...K OHM 1 1 1 1 R645 h 9965 000 22667 CARBON RES 1 4W J 56K OHM 1 1 1 1 R646 h 9965 000 22660 CARBON RES 1 4W J 15 OHM 1 1 1 1 R647 h 9965 000 12891 CARBON RES 1 4W J 3 3K OHM 1 1 1 1 R649 h 9965 000 22688 CARBON RES 1 4W J 390 OHM 1 1 1 1 R651 CARBON RES 1 4W J 100 OHM 1 1 1 1 R652 h PCB JUMPER D0 6 P15 0 1 1 1 1 R653 h 9965 000 22681 CARBON RES 1 4W J 150 OHM 1 1 1 1 R654 h 9965 000 22664 CARBON R...

Страница 80: ... R515 CARBON RES 1 4W J 120K OHM 1 1 1 1 R516 CARBON RES 1 4W J 15 OHM 1 1 1 1 R517 CARBON RES 1 4W J 470 OHM 1 1 1 1 R518 CARBON RES 1 4W J 120K OHM 1 1 1 1 R519 CARBON RES 1 4W J 15 OHM 1 1 1 1 R520 CARBON RES 1 4W J 470 OHM 1 1 1 1 R521 CARBON RES 1 4W J 120K OHM 1 1 1 1 R522 CARBON RES 1 4W J 15 OHM 1 1 1 1 R523 CARBON RES 1 4W J 470 OHM 1 1 1 1 TEXT CBA CAPACITORS C901 ELECTROLYTIC CAP 22UF 5...

Страница 81: ...N RES 1 4W J 10K OHM 1 1 1 1 R905 CARBON RES 1 4W J 10K OHM 1 1 1 1 R906 CARBON RES 1 4W J 1 5K OHM 1 1 1 1 R908 CARBON RES 1 4W J 1 5K OHM 1 1 1 1 R911 CARBON RES 1 4W J 1 5K OHM 1 1 1 1 R912 CARBON RES 1 4W J 1K OHM 1 1 1 1 R913 PCB JUMPER D0 6 P5 0 1 1 1 1 R914 PCB JUMPER D0 6 P5 0 1 1 1 1 R915 PCB JUMPER D0 6 P5 0 1 1 1 1 R916 CARBON RES 1 4W J 220 OHM 1 1 1 1 R918 METAL OXIDE FILM RES 2W J 56...

Страница 82: ...trical Parts List for parts with this mark Some Ref Numbers are not in sequence 1B1 CL801 SP151 TB1 TB2 TB10 TB11 TB23 TB33 Z10 Z10 Z6 Z10 TL1 TL1 TL1 TL1 TL1 TL1 TL1 TL1 TL1 TL1 TL1 TL14 TL14 TL18 PL2 PL2 PL1 PL1 PL1 PL1 PL2 PB5 PB4 PB1 TB21 TB7 TB3 H V Power Supply CBA Main CBA Sensor CBA CRT CBA Text CBA Sensor CBA Junction C CBA Junction A CBA Junction B CBA 1 15 1 1 15 2 T6552CEX ...

Страница 83: ...1 15 3 T6552PEX Packing X2 S3 S6 X3 S2 S2 X4 X1 TAPE X5 S1 FRONT S4 ...

Страница 84: ...43 027 50321 REAR CABINET 21 1 1 1 1 0071 A12 3143 027 50311 POWER BUTTON 21 1 1 1 1 0072 A1 13 3143 027 50331 JACK COVER 1 1 1 1 1010 SP151 CL801 9965 000 18286 SPEAKER ASSY 21 1 1 1 1 1100 CRT A51EAL135X09 LGPD B 1 1 1 1 0054 B2 CRT FIXING SCREW EJOT K70X25 1 1 1 1 0010 4822 502 14109 SCR PAN TORX TAP ST ZN BK 3X10 1 1 1 1 TB2 TB2 TOP COVER T6300RA 1 1 1 1 TB10 TB10 9965 000 18157 RCA HOLDER B T...

Страница 85: ...PV385 58 21PV385 01 21PV385 07 21PV385 39 0455 X1 BAG MAINS CORD 1 1 1 1 0469 S6 TOPFOIL 1 1 1 1 3143 023 20011 TEST TAPE FL6K S 1 1 1 1 3143 023 20021 TEST TAPE FL6NS8 1 1 1 1 3143 023 20051 TEST TAPE E 120 HS 1 1 1 1 3143 023 20041 TEST TAPE FL6M 1 1 1 1 1 16 2 ...

Страница 86: ...ALIGNMENT PROCEDURES 2 3 1 DISASSEMBLY ASSEMBLY PROCEDURES OF DECK MECHANISM 2 4 1 ALIGNMENT PROCEDURES OF MECHANISM 2 5 1 DECK EXPLODED VIEWS 2 6 1 DECK PARTS LIST 2 7 1 Sec 2 Deck Mechanism Section I Standard Maintenance I Mechanism Alignment Procedures I Disassembly Assembly of Mechanism I Deck Exploded Views I Deck Parts List ...

Страница 87: ...JUSTMENTS 3 For the reference numbers listed above refer to Deck Exploded Views H Hours Cleaning I Replace Deck Periodic Service Schedule Ref No Part Name 1 000 H 2 000 H 3 000 H 4 000 H B2 Cylinder Assembly I I B3 Loading Motor Assembly I B8 Pulley Assembly I I B587 Tension Lever Assembly I I B31 ACE Head Assembly I B573 B574 Reel SP D2 Reel TU D2 I B37 Capstan Motor I I B52 Cap Belt I I B73 FE H...

Страница 88: ...hard material but since it is very thin avoid cleaning it vertically 2 Wait for the cleaned part to dry thoroughly before operating the unit 3 Do not reuse a stained head cleaning stick or a stained chamois cloth Cleaning of ACE Head Clean the head with a cotton swab Procedure 1 Remove the top cabinet 2 Dip the cotton swab in 90 isopropyl alcohol and clean the ACE Head Be careful not to damage the...

Страница 89: ...Alignment Tape 9965 000 14516 2 Head model 9965 000 14515 4 Head model Azimuth and X Value Adjustment of ACE Head Adjustment of Envelope Waveform J 2 Guide Roller Adj Screwdriver Available Locally Guide Roller J 3 Mirror Available Locally Tape Transportation Check J 4 Azimuth Adj Screwdriver Available Locally ACE Head Height J 5 Flat Screwdriver Available Locally X Value ...

Страница 90: ...re that the Moving guide preparations are in the Eject Position 4 Turn the LDG Belt in the appropriate direction shown in Fig M1 until the Moving guide prepara tions come to the Eject Position Stop turning when the preparations begin clicking or can not be moved further However the tape will be left wound around the cylinder 5 Turn the LDG Belt in the appropriate direction con tinuously and the ca...

Страница 91: ...that there is no slack on the supply and take up side Guide Rollers Use a blank tape Adjust the height of the Guide Rollers Supply side and take up side Use a blank tape Page 2 3 3 Loading Use a blank tape Adjust the envelope Page 2 3 4 Check the envelope Adjust the Audio Section Azimuth Alignment Page 2 3 4 Check the audio output Check the following 1 X Value Page 2 3 3 2 Envelope Page 2 3 4 Adju...

Страница 92: ...CE Head Fig M6 1 B X Value Alignment Purpose To obtain maximum PB FM envelope signal at the pre set position of the Tracking Control Circuit align the Horizontal Position of the ACE Head Symptom of Misalignment If the Horizontal Position of the ACE Head is not prop erly aligned maximum PB FM envelope cannot be obtained at the preset position of the Tracking Control Circuit 1 Connect the oscillosco...

Страница 93: ...ope becomes as flat as possible To do this adjustment turn the top of the Guide Roller with the Guide Roller Adj Screwdriver 3 If the envelope is as shown in Fig M7 adjust the height of Guide Roller 2 Refer to Fig M3 so that the waveform looks like the one shown in Fig M9 4 If the envelope is as shown in Fig M8 adjust the height of Guide Roller 3 Refer to Fig M3 so that the waveform looks like the...

Страница 94: ...mber of pushes to ensure preset position The number of pushes CH UP button to achieve 1 2 level of envelope should match the number of pushes CH DOWN button from center If required redo the X Value Alignment 1 E E Checking and Alignment of Tape Path during reversing Purpose To make sure that the tape path is well stabilized dur ing reversing Symptom of Misalignment If the tape path is unstable dur...

Страница 95: ...T DM5 7 7 Cylinder Assembly T DM1 DM6 Desolder 3 S 2 8 8 Loading Motor Assembly T DM1 DM7 Desolder LDG Belt 2 S 3 9 9 ACE Head Assembly T DM1 DM7 S 4 10 2 Tape Guide Arm Assembly T DM1 DM8 1 P 2 11 10 C Door Opener T DM1 DM8 1 S 4A L 4 12 11 Pinch Arm B T DM1 DM8 1 DM8 2 P 3 13 12 Pinch Arm A Assembly T DM1 DM8 1 DM8 2 14 14 FE Head T DM1 DM9 S 5 15 15 Prism T DM1 DM9 S 6 16 2 15 Sensor Gear T DM1...

Страница 96: ...ews for lubrication 32 25 Loading Arm SP Assembly B DM2 DM14 Refer to Alignment Sec Page 2 5 1 33 32 Loading Arm TU Assembly B DM2 DM14 Refer to Alignment Sec Page 2 5 1 34 2 25 M Brake TU Assembly T DM1 DM15 P 7 Brake Belt 35 2 25 M Brake SP Assembly T DM1 DM15 P 8 36 35 Tension Lever Assembly T DM1 DM15 37 36 T Lever Holder T DM15 L 12 38 34 Reel TU D2 T DM1 DM15 39 38 M Gear T DM1 DM15 40 36 Re...

Страница 97: ...2 4 3 Z13PDA 14 13 11 10 12 7 8 30 40 16 39 38 42 41 43 9 34 15 36 35 29 Fig DM1 Top View 46 32 20 33 24 25 27 26 23 28 31 21 22 Bottom View Fig DM2 ...

Страница 98: ...n D Pull up Slide 1 2 A S 10 3 6 6 L 2 Pin A Hole A Pin B Hole B L 1 First insert 6 diagonally in 3 as shown below Then install 6 in 3 while pushing L 1 in a direction of arrow After installing 6 in 3 confirm that pin A of 3 enters hole A of 6 properly Installation of 3 and 6 View for A 2 1 4 Install 6 in 4 while pulling L 2 in a direction of arrow After installing 6 in 4 confirm that pin B of 4 e...

Страница 99: ...M7 A 8 9 S 4 S 3 LDG Belt 8 Pin of 12 Pin of 10 Groove of 28 View for A Fig DM8 1 When reassembling 10 and 12 confirm that pin of 10 and pin of 12 are in the groove of 28 as shown 28 11 13 12 A 10 L 4 S 4A P 3 P 2 Removal of 11 1 Remove screw S 4A 2 Unhook spring P 2 3 Release L 4 while holding 12 with a finger 4 Loosen a finger holding 12 and remove 11 ...

Страница 100: ...r to Fig A Fig A 13 12 P 3 Fig B Top view Install pin of 12 in groove of 28 Refer to Fig B 28 Hold 12 and 13 till groove of pin of chassis looks and fit 13 in notch of chassis Then turn a few 13 while holding 12 Refer to Fig C Fig C Groove of pin of chassis Notch of chassis turn 13 12 Install 11 and 10 while holding 12 Refer to Fig DM8 1 Fig DM8 2 Fig DM9 14 15 S 6 S 5 16 Fig DM10 18 17 19 S 7 L 5...

Страница 101: ... 5 28 When installing 23 install the spring P 5 to 28 as shown in the left figure and then install 23 while pressing the spring P 5 to the direction of the arrow in the left figure and confirming that the position of the spring P 5 is placed as shown in the left figure Pin on bottom of 23 23 28 Pin on 22 Position of pin on 22 Top View ...

Страница 102: ... and 28 as shown Bottom View 28 25 28 Top View First tooth on 44 First groove on 28 Installation of 25 When reassembling 28 align the first groove on 28 to the first tooth on 44 as shown Fig DM13 2 Fig DM14 Refer to the Alignment Section Page 2 5 1 30 29 L 11 P 6 32 33 31 Fig DM15 turn turn Break belt 35 38 39 40 36 P 8 P 7 turn 34 37 L 12 ...

Страница 103: ...2 4 9 Z13PDA Fig DM16 43 41 42 L 13 Fig DM17 44 45 Slide P 9 ...

Страница 104: ... the mechanical or electrical parts Alignment points in Eject Position Alignment 1 Loading Arm SP and TU Assembly Install Loading Arm SP and TU Assembly so that their triangle marks point to each other as shown in Fig AL2 Alignment 2 Mode Gear Keeping the two triangles pointing at each other install the Loading Arm SP Assembly so that the last tooth of the gear meets the most inside teeth of the M...

Страница 105: ... MH D Blue grease SLIDUS OIL 150 B12 B492 B11 B571 B37 Some Ref Numbers are not in sequence B126 B8 B121 B426 B560 L1450 L1450 L1466 B501 Chassis Assembly Top View Lubricating Point Chassis Assembly Bottom View Lubricating Point B410 B74 L1051 B35 B411 B494 B567 L1053 L1191 B73 B9 L1467 B553 B2 B10 ...

Страница 106: ...FG84M Yellow grease B508 B414 View for A Grease point B516 B559 B52 B134 B133 B568 B569 B565 B417 Some Ref Numbers are not in sequence Bottom Side Grease point B507 B488 B570 B491 B513 B502 Bottom Side Grease point L1151 B525 B592 B31 L1406 B148 B558 B557 B3 B522 B521 B520 B590 B564 B573 B574 B591 B416 A B487 B499 B587 ...

Страница 107: ... View 3 Mark Description Floil G 684G or Multemp MH D Blue grease SLIDUS OIL 150 B563 B300 B562 B482 B355 B354 B483 B425 L1321 B347 L1321 B313 L1341 B303 B555 B514 Some Ref Numbers are not in sequence B361 B359 B529 B360 B561 L1474 ...

Страница 108: ...IDE HOLDER A B587 9965 000 16674 TENSION LEVER ASS B354 9965 000 18130 SLIDER TU B590 9965 000 18132 BRAKE ARM TU B355 9965 000 23555 SLIDER SP B591 9965 000 17210 BAND BRAKE TU B359 9965 000 08449 CLEANER LEVER B592 9965 000 17211 TG POST B360 9965 000 06561 CLEANER ROLLER L1051 9965 000 05359 SCREW B TIGHT M2 6X6 PAN HEAD B361 9965 000 08450 CL POST L1053 9965 000 05375 SCREW S TIGHT M2 6X8 WASH...

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