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Durabrand T6609BK, Руководство по обслуживанию

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Durabrand T6609BK Скачать руководство пользователя страница 31

1-9-2

T6609BLV

Video Block Diagram

CYLINDER ASSEMBLY

V(R)

V-COM

V(L)

CL401

1

2

3

 (DECK ASSEMBLY)

VIDEO (R) 

HEAD

SP

HEAD

AMP

REC FM

AGC

TO  SERVO/SYSTEM

CONTROL BLOCK

TO 

SERVO/SYSTEM

CONTROL BLOCK

C-SYNC

RF-SW

D-REC-H

C-ROTA

DV-SYNC

V-ENV

LUMINANCE

SIGNAL 

PROCESS

CHROMINANCE

SIGNAL 

PROCESS

C-SYNC

V-ENV

DV-SYNC

RF-SW/C-ROTA

VIDEO (L) 

HEAD

IC401

(VIDEO/AUDIO SIGNAL PROCESS)

REC-VIDEO SIGNAL             PB-VIDEO SIGNAL          MODE: SP/REC

SERIAL

DECORDER

48

52

54

56

61

63

96

95

93

94

CHARA.

INS.

CCD 1H DELAY

BYPASS

MUTE

PB/EE

TUNER

TUNER

MUTE

PB/EE

LINE

SCART

LINE

SCART

AGC

P

R

R

Y

C

P

RP

R

P

Y. DELAY

Y/C

MIX

+

21

79

78

AGC

VXO

FBC

1/2

58

59

65

29

28

SD

A

SCL

69

68

46

43

67

84

62

70

D-REC-H

80

TP003

V-OUT

WF5

TP008

C-PB

WF6

MAIN CBA

TP002

RF-SW

WF1

X401

4.43MHz

17

Q703 

JK701

   V-IN

VIDEO OUT

TU001

20

BUFFER

BUFFER

Q401

TP010

GND

TO 

TV BLOCK

VIDEO

TU-VIDEO

TO 

TV BLOCK

C-VIDEO

JK703

V-IN

V-OUT

19

WF4

WF2

Содержание T6609BK

Страница 1: ...tion for Servicing I Adjustment Procedures I Schematic Diagrams I CBA s I Exploded Views I Parts List When servicing the deck mechanism refer to MK14 Deck Mechanism Section Deck Mechanism Part No N232...

Страница 2: ...e TV VCR Combination 1 7 1 Mechanical Trouble Indicator 1 8 1 Block Diagrams 1 9 1 Schematic Diagrams CBA s and Test Points 1 10 1 Waveforms 1 11 1 Wiring Diagram 1 12 1 System Control Timing Charts 1...

Страница 3: ...arity 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...

Страница 4: ...tion that still might be considered acceptable In no case should a unit fail to meet limit specifications TV NORM TUNER SENSIVITY RECEPTIVE TV CHANNELS Description Condition Unit Nominal Limit 1 Audio...

Страница 5: ...crew and if applicable to the coaxial connector If the measured resistance is less than 1 0 megohm or greater than 5 2 megohm an abnormality exists that must be corrected before the instrument is retu...

Страница 6: ...he voltage potential between the chassis and a known earth ground b Some TV receiver chassis normally have 85V AC RMS between chassis and earth ground regardless of the AC plug polarity This chassis c...

Страница 7: ...e that foreign objects screws solder droplets 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 and...

Страница 8: ...rnally exposed accessible parts RF terminals antenna terminals video and audio input and output terminals microphone jacks earphone jacks etc Measuring Method Power ON Insert load Z between B earth gr...

Страница 9: ...uld be inserted parallel into the connector not at an angle How to Read the Values of the Rectangular Type Chip Components Example a Resistor b Capacitor Caution Once chip parts Resistors Capacitors T...

Страница 10: ...tallation 130 C 150 C for about two minutes Note a Leadless components must not be reused after removal b Excessive mechanical stress and rubbing for the component electrode must be avoided 2 Removing...

Страница 11: ...ift each lead of the flat pack IC upward one by one using a sharp pin or wire to which solder will not adhere iron wire When heating the pins use a fine tip soldering iron or a hot air desoldering mac...

Страница 12: ...ark on the flat pack IC indicates pin 1 See Fig S 1 7 Be sure this mark matches the 1 on the PCB when positioning for installation Then presolder the four corners of the flat pack IC See Fig S 1 8 3 S...

Страница 13: ...ded to remove any static electricity that may be charged on the body 2 Ground for Workbench Be sure to place a conductive sheet or copper plate with proper grounding 1 M on the workbench or other surf...

Страница 14: ...his switch can not be operated 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 b...

Страница 15: ...r Cabinet 2 CAUTION Discharge the Anode Lead of the CRT with the CRT Ground Wire before removing the Anode Cap Removal of the Power Unit and Tray Chassis Unit Discharge the Anode Lead of the CRT with...

Страница 16: ...ont 7 Removal of the Deck Unit Remove seven 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...

Страница 17: ...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 9 Main CB...

Страница 18: ...1 5 4 T6609DC S 10 S 10 S 10 S 10 Anode Cap 10 CRT CRT CBA Fig D4...

Страница 19: ...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...

Страница 20: ...c 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...

Страница 21: ...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 necessary Enter the Service mode See pa...

Страница 22: ...grayscale compared with PAL signal Note J361G4 Main CBA 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 En...

Страница 23: ...ay will change to V P and V S 2 Input monoscope pattern and leave it for at least 20 minutes 3 Press PROG PROG buttons on the remote control unit so that the top and bottom of the monoscope pattern ar...

Страница 24: ...green and blue beams correctly for pure white Symptom of Misadjustment White becomes bluish or reddish Note Use remote control unit 1 Operate the unit more than 20 minutes 2 Face the unit to east Dega...

Страница 25: ...ressed 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 uni...

Страница 26: ...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 control unit if necessary The value will be changed in 0 5H steps...

Страница 27: ...and MUTE buttons on the remote control unit in that order within 5 seconds To cancel the Service mode press STANDBY ON button on the remote control 3 Press SLEEP button on the remote control unit to...

Страница 28: ...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 cas...

Страница 29: ...the function according to its mode 4 Countermeasure for CASSETTE LOADING Malfunction a CASSETTE IN operating Malfunction If LD SW does not go to SB position after a lapse of 5 sec or more from the CA...

Страница 30: ...TY TO 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...

Страница 31: ...IDEO AUDIO SIGNAL PROCESS REC VIDEO SIGNAL PB VIDEO SIGNAL MODE SP REC SERIAL DECORDER 48 52 54 56 61 63 96 95 93 94 CHARA INS CCD 1H DELAY BYPASS MUTE PB EE TUNER TUNER MUTE PB EE LINE SCART LINE SCA...

Страница 32: ...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...

Страница 33: ...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...

Страница 34: ...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...

Страница 35: ...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 CM 12V CL603A 12 5 4 6 3 7 8 11 12 5 4 6 3...

Страница 36: ...k 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 not have the same sa...

Страница 37: ...n original function and reliability of repaired units use only original replacement parts which are listed with their part numbers in the parts list section of the service manual 4 Mode SP REC 5 Volta...

Страница 38: ...1 10 3 T6609SCM1 Main 1 5 Sensor Schematic Diagram...

Страница 39: ...1 10 4 T6609SCM2 Main 2 5 Schematic Diagram...

Страница 40: ...1 10 5 T6609SCM3 Main 3 5 Schematic Diagram...

Страница 41: ...1 10 6 T6609SCM4 Main 4 5 Schematic Diagram...

Страница 42: ...1 10 7 T6609SCM5 Main 5 5 Schematic Diagram...

Страница 43: ...TION For continued protection against fire hazard replace only with the same type fuse CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F601 is b...

Страница 44: ...1 10 9 H V Power Supply 2 2 Junction B Schematic Diagram T6609SCP2...

Страница 45: ...1 10 10 CRT Junction C Schematic Diagram T6609SCCRT...

Страница 46: ...OR CBA START 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 Main CBA Top View BT6600F01014 Sensor CBA...

Страница 47: ...10 12 PIN 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 BT6600F0101...

Страница 48: ...lation transformer is required NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal CAUTION For continued protection against fire hazard replace only with the same...

Страница 49: ...tion transformer is required NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal CAUTION For continued protection against fire hazard replace only with the same ty...

Страница 50: ...1 10 15 WF14 Q501 Collector WF15 Q502 Collector WF16 Q503 Collector CRT CBA Top View CRT CBA Bottom View BT6600F01022 B...

Страница 51: ...1 10 16 Junction A CBA Top View BT6600F01014 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...

Страница 52: ...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...

Страница 53: ...CBA CN502 H V POWER SUPPLY CBA SENSOR CBA END SENSOR SENSOR CBA ST SENSOR 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 1...

Страница 54: ...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...

Страница 55: ...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...

Страница 56: ...sed 31 IN REC SAFETY Record Protection Tab Detection 32 NU Not Used 33 NU Not Used 34 IN RESET System Reset Signal Reset L 35 IN XCIN Sub Clock 32 kHz 36 OUT XCOUT Sub Clock 32 kHz 37 TIMER 5V Vcc 38...

Страница 57: ...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 Capstan Motor Rotation Detection Pulse 88 AMPVss AMPVss GND 8...

Страница 58: ...1267 GR AT P KTA1271 Y KTC3198 GR AT P KTC3199 GR AT P MID 32A22F PT204 6B 12 2SA1346 2SC1815 GR TE2 F T 2SC2120 O TE2 F T 2SC2120 Y TE2 F T 2SC3331 T U KRA103M AT P KTA 1266 GR AT P KTC3203 Y AT P KT...

Страница 59: ...3 TB2 B10 SP151 CL801 1B1 A A 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 CL...

Страница 60: ...1 16 2 T6609PEX Packing S3 S6 X3 S2 X4 Loop Antenna X1 TAPE TAPE S12 S1 FRONT S4 S5 Shipping Label IC Tag Label X2 X24...

Страница 61: ...AD GBUP4120 L8 FLAT HEAD SCREW T4000UA 0EM404793 L9 SCREW S TIGHT 3X4 BIND HEAD GBMS3040 L551 DEFLECTION YOKE LLBY00ZSY005 or LLBY00ZSY005 DEFLECTION YOKE KDY3GDA82X LLBY00ZMS011 SP151 SPEAKER S08F02B...

Страница 62: ...KMASTL331 C217 CHIP CERAMIC CAP 1608 CH D 10pF 50V or CHD1JD3CH100 CHIP CERAMIC CAP CH D 10pF 50V CHD1JDBCH100 C218 CHIP CERAMIC CAP 1608 CH D 10pF 50V or CHD1JD3CH100 CHIP CERAMIC CAP CH D 10pF 50V C...

Страница 63: ...ECTROLYTIC CAP 1 F 50V M or CE1JMASDL010 ELECTROLYTIC CAP 1 F 50V M or CE1JMASDL1R0 Ref No Description Part No ELECTROLYTIC CAP 1 F 50V M CE1JMASTL1R0 C322 ELECTROLYTIC CAP 470 F 10V M or CE1AMASDL471...

Страница 64: ...1 F 25V or CHD1EZ30F104 CHIP CERAMIC CAP F Z 0 1 F 50V or CHD1JZB0F104 CHIP CERAMIC CAP F Z 0 1 F 25V CHD1EZB0F104 C443 ELECTROLYTIC CAP 1 F 50V M H7 CE1JMAVSL1R0 Ref No Description Part No C444 CHIP...

Страница 65: ...or QDTZ001SS133 SWITCHING DIODE 1N4148 NDTZ001N4148 D402 CARBON RES 1 4W J 10k RCX4JATZ0103 D682 PCB JUMPER D0 6 P10 0 JW10 0T D686 SWITCHING DIODE 1SS133 T 77 or QDTZ001SS133 Ref No Description Part...

Страница 66: ...IN TRANSISTOR 2SA1346 or 2SA1346Z RES BUILT IN TRANSISTOR BN1F4M T QQSZ00BN1F4M Ref No Description Part No Q705 PCB JUMPER D0 6 P5 0 JW5 0T Q706 TRANSISTOR 2SC2785 F or QQSF02SC2785 TRANSISTOR 2SC278...

Страница 67: ...P RES 1608 1 10W 0 or RRXAZR5Z0000 CHIP RES 1608 1 10W 0 RRXAZB5Z0000 R235 CHIP RES 1608 1 10W J 1k or RRXAJR5Z0102 Ref No Description Part No CHIP RES 1608 1 10W J 1k RRXAJB5Z0102 R236 CHIP RES 1608...

Страница 68: ...AJB5Z0101 R334 CHIP RES 1608 1 10W J 100 or RRXAJR5Z0101 CHIP RES 1608 1 10W J 100 RRXAJB5Z0101 Ref No Description Part No R335 CARBON RES 1 4W J 100 RCX4JATZ0101 R336 CHIP RES 1608 1 10W J 10k or RRX...

Страница 69: ...0W J 6 2k RRXAJB5Z0622 R748 CHIP RES 1608 1 10W J 1 8k or RRXAJR5Z0182 CHIP RES 1608 1 10W J 1 8k RRXAJB5Z0182 Ref No Description Part No R749 CHIP RES 1608 1 10W J 10k or RRXAJR5Z0103 CHIP RES 1608 1...

Страница 70: ...5 JW12 5T TP007 PCB JUMPER D0 6 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 303A UTUNPLGAL013 X201...

Страница 71: ...or CE1AMASDL101 ELECTROLYTIC CAP 100 F 10V M CE1AMASTL101 CONNECTORS CN551 CONNECTOR BASE 5P TV 50P 05 V3 or J3TVC05TG002 CONNECTOR BASE 5P RTB 1 5 5P or J3RTC05JG001 CONNECTOR 5P PB FREE 200322305W8...

Страница 72: ...07 TRANSISTOR 2SC2120 Y TE2 F T or QQSY2SC2120F Ref No Description Part No TRANSISTOR 2SC2120 O TE2 F T or QQS02SC2120F TRANSISTOR KTC3203 Y AT P NQSYKTC3203P Q608 TRANSISTOR 2SC2785 F or QQSF02SC2785...

Страница 73: ...01 FUSE HOLDER MSF 015 or XH01Z00LY001 FUSE HOLDER FH V 03078 XH01Z00DK001 FH602 FUSE HOLDER MSF 015 or XH01Z00LY001 FUSE HOLDER FH V 03078 XH01Z00DK001 PB1 POWER PCB HOLDER T6400RA 0EM000696A Ref No...

Страница 74: ...124 R516 CARBON RES 1 4W J 15 RCX4JATZ0150 R517 CARBON RES 1 4W J 560 RCX4JATZ0561 R518 CARBON RES 1 4W J 120k RCX4JATZ0124 R519 CARBON RES 1 4W J 15 RCX4JATZ0150 R520 CARBON RES 1 4W J 560 RCX4JATZ05...

Страница 75: ...T6609BK T6609BK 2005 06 24...

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