Tokai LT-VHS-36 Service Manual Download

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20040511

1-16-6

T6608EL

TRANSISTOR KTC3198(GR) or

NQS40KTC3198

TRANSISTOR 2SC1815-GR(TPE2)

QQS102SC1815

Q686

TRANSISTOR 2SD1913(R) or

Q2SD1913R***

TRANSISTOR KTC2026Y

NQWY0KTC2026

Q701

TRANSISTOR 2SC2785(F) or

QQSF02SC2785

TRANSISTOR 2SC2785(H) or

QQSH02SC2785

TRANSISTOR 2SC2785(J) or

QQSJ02SC2785

TRANSISTOR KTC3199(GR) or

NQS10KTC3199

TRANSISTOR KTC3198(GR) or

NQS40KTC3198

TRANSISTOR 2SC1815-GR(TPE2)

QQS102SC1815

Q702

TRANSISTOR 2SC2785(F) or

QQSF02SC2785

TRANSISTOR 2SC2785(H) or

QQSH02SC2785

TRANSISTOR 2SC2785(J) or

QQSJ02SC2785

TRANSISTOR KTC3199(GR) or

NQS10KTC3199

TRANSISTOR KTC3198(GR) or

NQS40KTC3198

TRANSISTOR 2SC1815-GR(TPE2)

QQS102SC1815

Q703

TRANSISTOR 2SA1175(F) or

QQSF02SA1175

TRANSISTOR KTA1267(GR) or

NQS10KTA1267

TRANSISTOR KTA1266(GR) or

NQS40KTA1266

TRANSISTOR 2SA1015-GR(TPE2)

QQS102SA1015

Q704

RES. BUILT-IN TRANSISTOR KRA103M or

NQSZ0KRA103M

RES. BUILT-IN TRANSISTOR 2SA1346 or

2SA1346Z

RES. BUILT-IN TRANSISTOR BN1F4M-T

QQSZ00BN1F4M

Q705

PCB JUMPER D0.6-P5.0

JW5.0T

Q706

TRANSISTOR 2SC2785(F) or

QQSF02SC2785

TRANSISTOR 2SC2785(H) or

QQSH02SC2785

TRANSISTOR 2SC2785(J) or

QQSJ02SC2785

TRANSISTOR KTC3199(GR) or

NQS10KTC3199

TRANSISTOR KTC3198(GR) or

NQS40KTC3198

TRANSISTOR 2SC1815-GR(TPE2)

QQS102SC1815

Q707

TRANSISTOR 2SC2785(F) or

QQSF02SC2785

TRANSISTOR 2SC2785(H) or

QQSH02SC2785

TRANSISTOR 2SC2785(J) or

QQSJ02SC2785

TRANSISTOR KTC3199(GR) or

NQS10KTC3199

TRANSISTOR KTC3198(GR) or

NQS40KTC3198

TRANSISTOR 2SC1815-GR(TPE2)

QQS102SC1815

Q708

TRANSISTOR 2SC2785(F) or

QQSF02SC2785

TRANSISTOR 2SC2785(H) or

QQSH02SC2785

TRANSISTOR 2SC2785(J) or

QQSJ02SC2785

TRANSISTOR KTC3199(GR) or

NQS10KTC3199

TRANSISTOR KTC3198(GR) or

NQS40KTC3198

TRANSISTOR 2SC1815-GR(TPE2)

QQS102SC1815

Q709

TRANSISTOR 2SC2785(F) or

QQSF02SC2785

TRANSISTOR 2SC2785(H) or

QQSH02SC2785

TRANSISTOR 2SC2785(J) or

QQSJ02SC2785

TRANSISTOR KTC3199(GR) or

NQS10KTC3199

TRANSISTOR KTC3198(GR) or

NQS40KTC3198

TRANSISTOR 2SC1815-GR(TPE2)

QQS102SC1815

Q710

TRANSISTOR 2SC2785(F) or

QQSF02SC2785

TRANSISTOR 2SC2785(H) or

QQSH02SC2785

TRANSISTOR 2SC2785(J) or

QQSJ02SC2785

TRANSISTOR KTC3199(GR) or

NQS10KTC3199

TRANSISTOR KTC3198(GR) or

NQS40KTC3198

TRANSISTOR 2SC1815-GR(TPE2)

QQS102SC1815

Q711

TRANSISTOR 2SA1175(F) or

QQSF02SA1175

TRANSISTOR KTA1267(GR) or

NQS10KTA1267

TRANSISTOR KTA1266(GR) or

NQS40KTA1266

TRANSISTOR 2SA1015-GR(TPE2)

QQS102SA1015

Q851

RES. BUILT-IN TRANSISTOR KRA103M or

NQSZ0KRA103M

RES. BUILT-IN TRANSISTOR 2SA1346 or

2SA1346Z

RES. BUILT-IN TRANSISTOR BN1F4M-T

QQSZ00BN1F4M

Ref. No.

Description

Part No.

Q852

TRANSISTOR 2SC3331(T) or

QSC3331TNPAA

TRANSISTOR 2SC3331(U) or

QSC3331UNPAA

TRANSISTOR 2SC1815-GR(TPE2)

QQS102SC1815

Q853

TRANSISTOR 2SC3331(T) or

QSC3331TNPAA

TRANSISTOR 2SC3331(U) or

QSC3331UNPAA

TRANSISTOR 2SC1815-GR(TPE2)

QQS102SC1815

Q854

TRANSISTOR 2SA1175(F) or

QQSF02SA1175

TRANSISTOR KTA1267(GR) or

NQS10KTA1267

TRANSISTOR KTA1266(GR) or

NQS40KTA1266

TRANSISTOR 2SA1015-GR(TPE2)

QQS102SA1015

Q855

TRANSISTOR 2SC2120-Y(TPE2) or

QQSY02SC2120

TRANSISTOR 2SC2120-O-TPE2 or

QQS002SC2120

TRANSISTOR KTC3203(Y)

NQSY0KTC3203

Q856

TRANSISTOR 2SC2785(F) or

QQSF02SC2785

TRANSISTOR 2SC2785(H) or

QQSH02SC2785

TRANSISTOR 2SC2785(J) or

QQSJ02SC2785

TRANSISTOR KTC3199(GR) or

NQS10KTC3199

TRANSISTOR KTC3198(GR) or

NQS40KTC3198

TRANSISTOR 2SC1815-GR(TPE2)

QQS102SC1815

RESISTORS

R003

PCB JUMPER D0.6-P5.0

JW5.0T

R004

PCB JUMPER D0.6-P5.0

JW5.0T

R151

METAL OXIDE FILM RES. 1W J 12

Ω

RN01JZLZ0120

FIXED METAL OXIDE FILM RES. 1W J 12

Ω

RN01JZPZ0120

R152

CHIP RES.(1608) 1/10W J 5.6k

Ω

RRXAJB5Z0562

CHIP RES.(1608) 1/10W J 5.6k

Ω

RRXAJR5Z0562

R153

CHIP RES.(1608) 1/10W J 4.7k

Ω

RRXAJB5Z0472

CHIP RES.(1608) 1/10W J 4.7k

Ω

RRXAJR5Z0472

R154

CHIP RES.(1608) 1/10W J 5.6k

Ω

RRXAJB5Z0562

CHIP RES.(1608) 1/10W J 5.6k

Ω

RRXAJR5Z0562

R155

CARBON RES. 1/4W J 47

Ω

RCX4JATZ0470

R156

CARBON RES. 1/4W J 47

Ω

RCX4JATZ0470

R157

CARBON RES. 1/4W J 10

Ω

RCX4JATZ0100

R201

CARBON RES. 1/4W J 1k

Ω

RCX4JATZ0102

R202

CHIP RES.(1608) 1/10W J 22k

Ω

RRXAJB5Z0223

CHIP RES.(1608) 1/10W J 22k

Ω

RRXAJR5Z0223

R203

CARBON RES. 1/4W J 1k

Ω

RCX4JATZ0102

R204

CHIP RES.(1608) 1/10W J 22k

Ω

RRXAJB5Z0223

CHIP RES.(1608) 1/10W J 22k

Ω

RRXAJR5Z0223

R205

CARBON RES. 1/4W J 1k

Ω

RCX4JATZ0102

R206

CHIP RES.(1608) 1/10W J 390k

Ω

RRXAJB5Z0394

CHIP RES.(1608) 1/10W J 390k

Ω

RRXAJR5Z0394

R207

CHIP RES.(1608) 1/10W J 10k

Ω

RRXAJB5Z0103

CHIP RES.(1608) 1/10W J 10k

Ω

RRXAJR5Z0103

R208

CHIP RES.(1608) 1/10W J 1.5k

Ω

RRXAJB5Z0152

CHIP RES.(1608) 1/10W J 1.5k

Ω

RRXAJR5Z0152

R209

CHIP RES.(1608) 1/10W J 1.5k

Ω

RRXAJB5Z0152

CHIP RES.(1608) 1/10W J 1.5k

Ω

RRXAJR5Z0152

R210

CARBON RES. 1/4W G 4.7k

Ω

RCX4GATZ0472

CARBON RES. 1/6W G 4.7k

Ω

RCX6GATZ0472

R211

CHIP RES.(1608) 1/10W J 2.2k

Ω

RRXAJB5Z0222

CHIP RES.(1608) 1/10W J 2.2k

Ω

RRXAJR5Z0222

R212

CHIP RES.(1608) 1/10W J 2.7k

Ω

RRXAJB5Z0272

CHIP RES.(1608) 1/10W J 2.7k

Ω

RRXAJR5Z0272

R213

CHIP RES.(1608) 1/10W J 10k

Ω

RRXAJB5Z0103

CHIP RES.(1608) 1/10W J 10k

Ω

RRXAJR5Z0103

R214

CHIP RES.(1608) 1/10W J 1.5k

Ω

RRXAJB5Z0152

CHIP RES.(1608) 1/10W J 1.5k

Ω

RRXAJR5Z0152

R215

CHIP RES.(1608) 1/10W J 1.5k

Ω

RRXAJB5Z0152

CHIP RES.(1608) 1/10W J 1.5k

Ω

RRXAJR5Z0152

Ref. No.

Description

Part No.

Summary of Contents for LT-VHS-36

Page 1: ...es I Schematic Diagrams I CBA s I Exploded views I Parts List Sec 2 Deck Mechanism Section I Standard Maintenance I Alignment for Mechanism I Disassembly Assembly of Mechanism I Alignment Procedures o...

Page 2: ...7 1 Mechanical Trouble Indicator 1 7 7 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...

Page 3: ...ity Horizontal 15 Vertical 10 3 High Voltage kV 22 Description Condition Unit Nominal Limit 1 Misconvergence Center m m 0 6 Corner m m 2 0 Side m m 1 5 2 Contrast Control Range dB 6 3 Brightness APL 1...

Page 4: ...n no case should a unit fail to meet limit specifica tions TV NORM TUNER SENSIVITY RECEPTIVE TV CHANNELS Description Condition Unit Nominal Limit 1 Audio Output Power Max R P W 1 0 0 8 2 Audio S N W L...

Page 5: ...rongs 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...

Page 6: ...ed 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...

Page 7: ...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 c...

Page 8: ...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 ea...

Page 9: ...ot 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...

Page 10: ...s 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 d...

Page 11: ...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 p...

Page 12: ...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 1M on the work bench or other surface where the semi...

Page 13: ...not be oper ated 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 de...

Page 14: ...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 Ano...

Page 15: ...n screws S 6 screw S 7 and screw S 8 Then desolder connectors CN201 CL401 CL402 CL403 and lift up the Deck Unit 8 Removal of the Main CBA Remove four screws S 9 and pull up the Main CBA 9 Removal of t...

Page 16: ...g 3 2 Power Unit and Tray Chassis Unit 5 H V Power Supply CBA S 3 S 3 3 Power Unit Power Button S 3 S 4 S 4 S 4 S 5 7 Bottom Plate CL604 S 4 S 6 S 9 S 9 S 9 S 9 S 6 S 6 S 6 8 Deck Unit 6 Top Cover 10...

Page 17: ...1 5 4 T6608DC Fig 4 S 10 S 10 S 10 S 10 Anode Cap 11 CRT CRT CBA...

Page 18: ...SEMBLY ACE HEAD ASSEMBLY CAPSTAN MOTOR DECK UNIT CN201 CL402 CL401 CL403 CL302A CL603A CL301A MAIN CBA CN501 SCREEN FOCUS CN502 CN501B CL501A CN601 CN552 CN551 CN602 CRT ANODE GND H V POWER SUPPLY CBA...

Page 19: ...Tip Driver 9 RF input at each broadcasting system Receiving Channel VHF Low Input level 80dB V 10 Ext input FRONT VIDEO IN JACK or REAR SCART JACK How to Set up the Service mode NOTE After replacing t...

Page 20: ...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 p...

Page 21: ...h or reddish in grayscale compared with PAL signal 1 Degauss the CRT and allow CRT to operate for 20 minutes before starting the alignment 2 Input the SECAM Gray Scale signal from Ext input 3 Enter th...

Page 22: ...page 1 6 1 Press 8 button on the remote control unit and select H P mode 2 Input monoscope pattern and leave it for at least 20 minutes 3 Press PROG PROG buttons on the remote con trol unit so that th...

Page 23: ...er to the CHROMA mode and after zero point calibration bring the optical recep tor to the center on the tube surface CRT 5 Enter the Service mode Press VOL button on the remote control 6 Press 4 butto...

Page 24: ...essed display will change BRT CNT COL TNT and SHP in that order CONTRAST CNT 1 Press MENU button on the remote control unit Then select CNT display 2 Press PROG PROG buttons on the remote control unit...

Page 25: ...sition will display on the screen if adjustment is necessary follow step 4 7 0H 448 s is preferable 5 Press PROG PROG buttons on the remote con trol unit if necessary The value will be changed in 0 5H...

Page 26: ...VIDEO BLOCK TO AUDIO BLOCK KEY SWITCH KEY SWITCH SW201 SW205 SCL MEMORY SDA 6 5 REC LED 24 REC LED 23 P DOWN L 85 P ON H P DOWN L P ON H 67 D202 REC AL 5V LD SW 9 I 2 C OPEN 45 71 AL 5V SW212 LD SW CS...

Page 27: ...ESS REC VIDEO SIGNAL PB VIDEO SIGNAL MODE SP REC SERIAL DECORDER IC471 PAL SECAM DECTECOTR PAL SECAM DETECTOR 48 52 54 56 61 63 96 95 93 94 CHARA INS CCD 1H DELAY BYPASS MUTE PB EE TUNER TUNER MUTE PB...

Page 28: ...FE H 2 FE H GND CL403 MAIN CBA PB AUDIO SIGNAL REC AUDIO SIGNAL Mode SP REC 71 A MUTE H SCL SDA TO SERVO SYSTEM CONTROL BLOCK TO SERVO SYSTEM CONTROL BLOCK FULL ERASE HEAD 68 69 SERIAL DECODER DECK AS...

Page 29: ...WF11 CN303 NO CONNECTION CN303 is used for adjustment at factory I 2 C OPEN 3 FBP 2 H DRIVE 1 ACL 5 V RAMP FB 4 V DRIVE 3 MAIN CBA 32 21 17 12 13 30 28 20 27 11 10 14 31 15 16 6 7 43 36 VIDEO 34 CHROM...

Page 30: ...501 CRT GND FOCUS SCREEN JK501 HEATER 1 1 CN501 CL501B CL501A REC VIDEO SIGNAL PB VIDEO SIGNAL CN551 P ON 160V 3 3 TO TV BLOCK CL302A 11 S F HV FOCUS VR SCREEN VR B TO POWER SUPPLY BLOCK DEF B H OUTPU...

Page 31: ...re you connect the AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail TIMER 5V P DOWN L TO PIN85 OF IC201 P ON ON AL 9V P ON 8V AL 12V 2 AL 12V 1...

Page 32: ...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...

Page 33: ...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 C...

Page 34: ...dentified by the mark in the schematic diagram and the parts list Before replacing any of these components read the parts list in this manual carefully The use of substitute replacement parts that do...

Page 35: ...only original replacement parts which are listed with their part numbers in the parts list section of the service manual 4 Wire Connectors 1 Prefix symbol CN means connector can disconnect and reconne...

Page 36: ...Main 1 5 Schematic Diagram 1 8 3 1 8 4 T6608SCM1...

Page 37: ...Main 2 5 Schematic Diagram 1 8 5 1 8 6 T6608SCM2...

Page 38: ...Main 3 5 Schematic Diagram 1 8 7 1 8 8 T6608SCM3...

Page 39: ...Main 4 5 Schematic Diagram 1 8 9 1 8 10 T6608SCM4...

Page 40: ...1 8 11 1 8 12 T6608SCM5 Main 5 5 Schematic Diagram...

Page 41: ...l 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 supply circuit to fail CAUTION FOR...

Page 42: ...1 8 15 1 8 16 H V Power Supply 2 2 Schematic Diagram T6608SCP2...

Page 43: ...1 8 17 1 8 18 T6608SCCRT CRT Schematic Diagram...

Page 44: ...T 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 BT6600F01012 Main CBA Top View BHF300F...

Page 45: ...2 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 BT6600F0...

Page 46: ...UIRED 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 F...

Page 47: ...ED 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...

Page 48: ...WF14 Q501 Collector WF15 Q502 Collector WF16 Q503 Collector BT6600F01022 B CRT CBA Top View CRT CBA Bottom View 1 8 27 1 8 28...

Page 49: ...Junction A CBA Top View BT6600F01012 Junction A CBA Bottom View Junction B CBA Top View Junction B CBA Bottom View Junction C CBA Top View Junction C CBA Bottom View 1 8 29 1 8 30...

Page 50: ...1DIV 0 5V 20 s 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 IC30...

Page 51: ...B 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...

Page 52: ...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 S...

Page 53: ...P 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...

Page 54: ...APID Switch Input Signal from Scart Jack 30 NU Not Used 31 IN REC SAFETY Record Protection Tab Detection 32 IN SECAM H SECAM Mode at High 33 OUT TRICK H Special Playback H in SECAM Mode 34 IN RESET Sy...

Page 55: ...al 81 IN OUT LD CONT Loading Motor Control Signal 82 OUT TEXT L Teletext Control Signal 83 NU Not Used 84 NU Not Used 85 IN P DOWN L Power Voltage Down Detector Signal at Low 86 NU Not Used 87 IN C FG...

Page 56: ...E AE BN1F4M T KTA1267 GR KTA1271 Y KTC3198 GR KTC3199 GR MID 32A22F PT204 6B 12 2SA1346 2SC1815 GR TPE2 2SC2120 O TPE2 2SC2120 Y TPE2 2SC3331 T U KRA103M KTA1266 GR KTC3203 Y KTC3207 KA7805A KIA7805AP...

Page 57: ...L2 PB5 PB1 PB4 PL2 PL2 PL2 PL1 TB3 CL604 TB21 TB7 PL1 PL1 H V Power Supply CBA Sensor CBA CRT CBA Sensor CBA Main CBA Junction A CBA Junction C CBA Junction B CBA V501 CLN551 DG601 L551 A1 3 A1 2 V50...

Page 58: ...1 14 3 T6608PEX Packing S3 S6 X3 S2 X1 TAPE S1 FRONT S4 X2 1 X2 2 X2 6...

Page 59: ...056 LLBH00ZTM056 L1 SCREW P TIGHT 4X18 BIND HEAD GBMP4180 L2 SCREW P TIGHT M4X12 BIND HEAD GBUP4120 L8 FLAT HEAD SCREW T4000UA 0EM404793 L9 SCREW S TIGHT 3X4 BIND HEAD GBMS3040 L551 DEFLECTION YOKE LL...

Page 60: ...P 1608 CH J 22pF 50V CHD1JJ3CH220 C211 ELECTROLYTIC CAP 47 F 6 3V M H7 CE0KMAVSL470 C212 CHIP CERAMIC CAP MELF F Z 0 01 F 16V or CZM1CZB0F103 CHIP CERAMIC CAP MELF F Z 0 01 F 16V CZM1CZ30F103 C213 ELE...

Page 61: ...C315 CHIP CERAMIC CAP F Z 0 1 F 50V or CHD1JZB0F104 CHIP CERAMIC CAP F Z 0 1 F 25V or CHD1EZB0F104 CHIP CERAMIC CAP 1608 F Z 0 1 F 50V or CHD1JZ30F104 Ref No Description Part No CHIP CERAMIC CAP 1608...

Page 62: ...ERAMIC CAP F Z 0 1 F 50V or CHD1JZB0F104 CHIP CERAMIC CAP F Z 0 1 F 25V or CHD1EZB0F104 Ref No Description Part No CHIP CERAMIC CAP 1608 F Z 0 1 F 50V or CHD1JZ30F104 CHIP CERAMIC CAP 1608 F Z 0 1 F 2...

Page 63: ...P P 0 018 F 50V J CA1J183MS029 C858 CHIP CERAMIC CAP B K 2200pF 50V or CHD1JKB0B222 CHIP CERAMIC CAP B K 2200pF 50V CHD1JK30B222 C859 CHIP CERAMIC CAP MELF SL J 33pF 50V or CZM1JJBSL330 Ref No Descrip...

Page 64: ...9 IC681 VOLTAGE REGULATOR KIA7805API or NSBBA0SJY011 VOLTAGE REGULATOR KA7805A NSZBA0SF3052 IC701 IC SWITCH TC4053BF N or QSMBA0STS002 IC ANALOG MULTIPLEXERS CD4053BCSJX or NSZBA0TF3071 Ref No Descrip...

Page 65: ...or 2SA1346Z RES BUILT IN TRANSISTOR BN1F4M T QQSZ00BN1F4M Ref No Description Part No Q852 TRANSISTOR 2SC3331 T or QSC3331TNPAA TRANSISTOR 2SC3331 U or QSC3331UNPAA TRANSISTOR 2SC1815 GR TPE2 QQS102SC1...

Page 66: ...1 8k or RRXAJB5Z0182 CHIP RES 1608 1 10W J 1 8k RRXAJR5Z0182 R257 CARBON RES 1 4W J 6 8k RCX4JATZ0682 Ref No Description Part No R258 CARBON RES 1 4W J 47k RCX4JATZ0473 R259 PCB JUMPER D0 6 P5 0 JW5 0...

Page 67: ...8 CHIP RES 1608 1 10W J 330 or RRXAJB5Z0331 CHIP RES 1608 1 10W J 330 RRXAJR5Z0331 Ref No Description Part No R409 CHIP RES 1608 1 10W J 330 or RRXAJB5Z0331 CHIP RES 1608 1 10W J 330 RRXAJR5Z0331 R410...

Page 68: ...IP RES 1608 1 10W J 1k or RRXAJB5Z0102 CHIP RES 1608 1 10W J 1k RRXAJR5Z0102 R753 CARBON RES 1 4W J 1 8k RCX4JATZ0182 Ref No Description Part No R754 CHIP RES 1608 1 10W J 22k or RRXAJB5Z0223 CHIP RES...

Page 69: ...P10 0 JW10 0T TP008 PCB JUMPER D0 6 P12 5 JW12 5T TP009 PCB JUMPER D0 6 P12 5 JW12 5T TP010 PCB JUMPER D0 6 P22 5 JW22 5T TU001 TUNER UNIT TMQZ2 413A UTUNPSGAL009 X201 X TAL 32 768kHz 20PPM or FXC323L...

Page 70: ...C632 ELECTROLYTIC CAP 100 F 16V M or CE1CMASDL101 ELECTROLYTIC CAP 100 F 16V M CE1CMASTL101 C633 ELECTROLYTIC CAP 47 F 25V M or CE1EMASDL470 ELECTROLYTIC CAP 47 F 25V M CE1EMASTL470 C634 ELECTROLYTIC...

Page 71: ...002SC2120 TRANSISTOR KTC3203 Y NQSY0KTC3203 Q604 TRANSISTOR 2SC2785 F or QQSF02SC2785 Ref No Description Part No TRANSISTOR 2SC2785 H or QQSH02SC2785 TRANSISTOR 2SC2785 J or QQSJ02SC2785 TRANSISTOR KT...

Page 72: ...ES 1 4W J 150 RCX4JATZ0151 R654 CARBON RES 1 4W J 2 2k RCX4JATZ0222 R655 CARBON RES 1 4W J 5 6k RCX4JATZ0562 R656 CARBON RES 1 4W J 47k RCX4JATZ0473 R657 CARBON RES 1 4W J 220 RCX4JATZ0221 R658 METAL...

Page 73: ...83DP003 R503 METAL OXIDE FILM RES 1W J 18k or RN01183ZU001 METAL OXIDE FILM RES 1W J 18k RN01183DP003 R504 CARBON RES 1 4W J 1 5k RCX4JATZ0152 R505 CARBON RES 1 4W J 1 5k RCX4JATZ0152 R506 CARBON RES...

Page 74: ...chanical 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...

Page 75: ...USTMENTS 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 As...

Page 76: ...ard 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 ch...

Page 77: ...Alignment Tape FL6N8 2 Head model FL6NS8 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 Mi...

Page 78: ...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 turni...

Page 79: ...ere 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 A...

Page 80: ...e ACE 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...

Page 81: ...omes as flat as possible To do this adjust ment 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...

Page 82: ...f 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 Alignmen...

Page 83: ...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...

Page 84: ...ws 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 D...

Page 85: ...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...

Page 86: ...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...

Page 87: ...7 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...

Page 88: ...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...

Page 89: ...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...

Page 90: ...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...

Page 91: ...2 4 9 Z13PDA Fig DM16 43 41 42 L 13 Fig DM17 44 45 Slide P 9...

Page 92: ...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...

Page 93: ...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 Bo...

Page 94: ...G84M 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...

Page 95: ...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...

Page 96: ...PINCH ARM A ASSEMBLY 4 MK12 or 0VSA13572 PINCH ARM A ASSEMBLY 5 MK12 0VSA13788 B411 PINCH SPRING MK12 0VM414644 B414 M BRAKE SP ASSEMBLY MK12 5 0VSA14994 B416 M BRAKE TU ASSEMBLY MK12 0VSA13283 B417...

Page 97: ...EAD GCMS9080 L1321 SCREW S TIGHT M3X6 BIND HEAD GBMS3060 L1341 SCREW P TIGHT M2X6 PAN HEAD GPMP2060 L1406 AC HEAD SCREW MK9 0VM410964 L1450 SCREW SEMS M2 6X5 PAN HEAD CPM39050 L1466 SCREW S TIGHT M2 6...

Page 98: ...LT VHS 36 T6608FJ 2004 06 03...

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