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21HM-10F

40

REF No.

PARTS

DESCRIPTION

*

SN CODE EX CODE

R  0306

VRS-CY1JF392J

S. CHIP RES. 3.9K-OHM TAPED

S AA

AA

R  0310

VRD-RA2BE101J

RES  100 OHM  5%  1/8W

S AA

AA

R  0312

VRS-CY1JF153J

S CHIP RES. 15K-OHM TAPED

S AA

AA

R  0313

VRS-CY1JF223J

S.CHOP REG 22K-OHM T

S AA

AA

R  0331

VRS-CY1JF103J

S.C. RESISTOR 10K OHM

S AA

AA

R  0332

VRS-CY1JF473J

S. CHIP RES 47K-OHM TAPED

S AA

AA

R  0333

VRD-RA2BE103J

RES   10KOHM  5%  1/8W

S AA

AA

R  0339

VRD-RA2BE101J

RES  100 OHM  5%  1/8W

S AA

AA

R  0340

VRS-CY1JF821J

S. CHIP RES. 820-OHM

S AA

AA

R  0341

VRS-CY1JF101J

S. CHIP RES. 100-OHM TAPED

S AA

AA

R  0342

VRS-CY1JF821J

S. CHIP RES. 820-OHM

S AA

AA

R  0343

VRS-CY1JF471J

S. CHIP RES. 470-OHM TAPED

S AA

AA

R  0351

VRS-CY1JF000J

S. CHIP RES. 0-OHM TAPED

S AA

AA

R  0352

VRS-CY1JF104J

S. CHIP RES. 100K-OHM TAPED

S AA

AA

R  0359

VRS-CY1JF102J

S.CHIP RES TAPE 1K OHM

S AA

AA

R  0360

VRS-CY1JF103J

S.C. RESISTOR 10K OHM

S AA

AA

R  0362

VRS-CY1JF472J

S. RES. 4.7K OHM TAPED

S AA

AA

R  0363

VRS-CY1JF104J

S. CHIP RES. 100K-OHM TAPED

S AA

AA

R  0364

VRS-CY1JF472J

S. RES. 4.7K OHM TAPED

S AA

AA

R  0365

VRS-CY1JF104J

S. CHIP RES. 100K-OHM TAPED

S AA

AA

R  0366

VRS-CY1JF561J

S. CHIP RES 560-OHM TAPED

S AA

AA

R  0390

VRS-CY1JF000J

S. CHIP RES. 0-OHM TAPED

S AA

AA

R  0391

VRS-CY1JF000J

S. CHIP RES. 0-OHM TAPED

S AA

AA

R  0401

VRS-CY1JF101J

S. CHIP RES. 100-OHM TAPED

S AA

AA

R  0403

VRS-CY1JF102J

S.CHIP RES TAPE 1K OHM

S AA

AA

R  0405

VRS-CY1JF181J

S CHIP RES. 180-OHM TAPED

S AA

AA

R  0406

VRS-CY1JF102J

S.CHIP RES TAPE 1K OHM

S AA

AA

R  0407

VRD-RA2BE101J

RES  100 OHM  5%  1/8W

S AA

AA

R  0408

VRD-RA2BE101J

RES  100 OHM  5%  1/8W

S AA

AA

R  0409

VRD-RA2BE102J

RES    1KOHM  5%  1/8W

S AA

AA

R  0451

VRD-RA2EE750J

RES   75 OHM  5%  1/4W

S AA

AA

R  0452

VRS-CY1JF104J

S. CHIP RES. 100K-OHM TAPED

S AA

AA

R  0453

VRS-CY1JF223J

S.CHOP REG 22K-OHM T

S AA

AA

R  0454

VRS-CY1JF562J

S. CHIP RES. 5.6K-OHM TAPED

S AA

AA

R  0455

VRD-RA2EE750J

RES   75 OHM  5%  1/4W

S AA

AA

R  0456

VRD-RA2EE750J

RES   75 OHM  5%  1/4W

S AA

AA

R  0457

VRD-RA2EE750J

RES   75 OHM  5%  1/4W

S AA

AA

R  0458

VRS-CY1JF103J

S.C. RESISTOR 10K OHM

S AA

AA

R  0459

VRD-RA2EE750J

RES   75 OHM  5%  1/4W

S AA

AA

R  0460

VRD-RA2EE750J

RES   75 OHM  5%  1/4W

S AA

AA

R  0461

VRD-RA2BE224J

RES  220KOHM  5%  1/8W

S AA

AA

R  0490

VRS-CY1JF000J

S. CHIP RES. 0-OHM TAPED

S AA

AA

R  0491

VRS-CY1JF000J

S. CHIP RES. 0-OHM TAPED

S AA

AA

R  0492

VRS-CY1JF000J

S. CHIP RES. 0-OHM TAPED

S AA

AA

R  0501

VRD-RA2BE392J

RES  3,9KOHM  5%  1/8W

S AA

AA

R  0502

VRN-VV3DB2R7J

MET FILM R 2,7 OHM  5% 2W

S AA

AB

R  0503

VRD-RA2HD331J

RES  330 OHM  5%  1/2W

S AA

AA

R  0504

VRS-CY1JF181J

S CHIP RES. 180-OHM TAPED

S AA

AA

R  0505

VRD-RA2BE1R0J

RES    1 OHM  5%  1/8W

S AA

AA

R  0507

VRS-CY1JF181J

S CHIP RES. 180-OHM TAPED

S AA

AA

R  0509

VRD-RA2BE102J

RES    1KOHM  5%  1/8W

S AA

AA

R  0511

VRD-RA2HD102J

RES    1KOHM  5%  1/2W

S AA

AA

R  0512

VRD-RA2BE100J

RES   10 OHM  5%  1/8W

S AA

AA

R  0513

VRD-RA2BE103J

RES   10KOHM  5%  1/8W

S AA

AA

R  0514

VRS-CY1JF103J

S.C. RESISTOR 10K OHM

S AA

AA

R  0515

VRS-CY1JF153J

S CHIP RES. 15K-OHM TAPED

S AA

AA

R  0516

VRS-CY1JF153J

S CHIP RES. 15K-OHM TAPED

S AA

AA

R  0517

VRS-CY1JF223J

S.CHOP REG 22K-OHM T

S AA

AA

R  0518

VRS-CY1JF334J

S. CHIP RES. 330K-OHM TAPED

S AA

AA

R  0531

VRD-RA2BE101J

RES  100 OHM  5%  1/8W

S AA

AA

R  0532

VRD-RA2BE101J

RES  100 OHM  5%  1/8W

S AA

AA

R  0533

VRD-RA2BE393J

RES   39KOHM  5%  1/8W

S AA

AA

R  0603

VRD-RA2BE102J

RES    1KOHM  5%  1/8W

S AA

AA

R  0604

VRD-RA2HD472J

RES  4.7KOHM  5%  1/2W

S AA

AA

R  0605

VRS-KT3LB332J

MET OX RES 3,3KOHM 5% 3W

S AA

AD

R  0606

VRD-RA2HD102J

RES    1KOHM  5%  1/2W

S AA

AA

R  0607

VRD-RA2BE104J

RES  100KOHM  5%  1/8W

S AA

AA

R  0608

VRN-RV3ABR82J

MET FILM R 0,82 OHM 5% 1W

S AA

AB

R  0609

VRD-RA2HD101J

RES  100 OHM  5%  1/2W

S AA

AA

R  0610

VRS-CY1JF102J

S.CHIP RES TAPE 1K OHM

S AA

AA

R  0611

VRS-CY1JF103J

S.C. RESISTOR 10K OHM

S AA

AA

R  0612

VRD-RA2BE331J

RES  330 OHM  5%  1/8W

S AA

AA

R  0613

VRD-RA2HD184J

RES  180KOHM  5%  1/2W

S AA

AA

R  0614

VRD-RA2HD472J

RES  4.7KOHM  5%  1/2W

S AA

AA

REF No.

PARTS

DESCRIPTION

*

SN CODE EX CODE

R  0615

VRD-RA2HD472J

RES  4.7KOHM  5%  1/2W

S AA

AA

R  0616

VRD-RA2HD182J

RES  1,8KOHM  5%  1/2W

S AA

AA

R  0618

VRD-RA2BE123J

RES   12KOHM  5%  1/8W

S AA

AA

R  0619

VRS-CY1JF000J

S. CHIP RES. 0-OHM TAPED

S AA

AA

R  0620

VRD-RA2HD220J

RES   22 OHM  5%  1/2W

S AA

AA

R  0621

VRD-RA2HD820J

RES   82 OHM  5%  1/2W

S AA

AA

R  0623

VRG-RL2HB562J

FUS RES 5,6KOHM 5% 1/2W

S AA

AB

R  0624

VRD-RA2BE123J

RES   12KOHM  5%  1/8W

S AA

AA

R  0625

VRD-RA2BE103J

RES   10KOHM  5%  1/8W

S AA

AA

R  0626

VRS-CY1JF562J

S. CHIP RES. 5.6K-OHM TAPED

S AA

AA

R  0627

VRS-CY1JF103J

S.C. RESISTOR 10K OHM

S AA

AA

R  0629

VRD-RA2EE151J

RES  150 OHM  5%  1/4W

S AA

AA

R  0630

VRD-RA2BE101J

RES  100 OHM  5%  1/8W

S AA

AA

R  0631

VRD-RA2BE391J

RES  390 OHM  5%  1/8W

S AA

AA

R  0632

VRD-RA2BE273J

RES   27KOHM  5%  1/8W

S AA

AA

R  0633

VRS-CY1JF822J

S. CHIP RES. 8.2K-OHM TAPED

S AA

AA

R  0634

VRS-CY1JF102J

S.CHIP RES TAPE 1K OHM

S AA

AA

R  0636

VRS-CY1JF154J

S CHIP RES. 150K-OHM TAPED

S AA

AA

R  0637

VRS-CY1JF333J

S. CHIP RES. 33K-OHM TAPED

S AA

AA

R  0638

VRS-CY1JF221J

S. CHIP RES. 220-OHM TAPED

S AA

AA

R  0639

VRD-RA2BE333J

RES   33KOHM  5%  1/8W

S AA

AA

R  0640

VRD-RA2BE101J

RES  100 OHM  5%  1/8W

S AA

AA

R  0701

VRW-KP3HC5R6K

WOUND RES 5,6 OHM 10%  5W

S AB

AC

R  0706

VRD-RA2BE122J

RES  1,2KOHM  5%  1/8W

S AA

AA

R  0707

VRD-RA2BE393J

RES   39KOHM  5%  1/8W

S AA

AA

R  0708

VRD-RA2BE102J

RES    1KOHM  5%  1/8W

S AA

AA

R  0710

VRN-VV3ABR27J

MET FILM R .27 OHM  5% 1W

S AA

AA

R  0711

VRD-RA2BE270J

RES   27 OHM  5%  1/8W

S AA

AA

R  0712

VRD-RA2HD100J

RES   10 OHM  5%  1/2W

S AA

AA

R  0713

VRD-RA2BE394J

RES  390KOHM  5%  1/8W

S AA

AA

R  0715

VRC-UA2HG825K

SOLID R 8,2MOHM 10%  1/2W

S AA

AA

R  0716

VRC-UA2HG825K

SOLID R 8,2MOHM 10%  1/2W

S AA

AA

R  0718

VRD-RA2BE824J

RES  820KOHM  5%  1/8W

S AA

AA

R  0752

VRD-RA2HD102J

RES    1KOHM  5%  1/2W

S AA

AA

R  0753

VRN-VV3DB5R6J

MET FILM R 5.6 OHM  5% 2W

S AA

AA

R  0761

VRD-RA2BE152J

RES  1,5KOHM  5%  1/8W

S AA

AA

R  0762

VRD-RA2HD184J

RES  180KOHM  5%  1/2W

S AA

AA

R  0763

VRD-RA2BE822J

RES  8,2KOHM  5%  1/8W

S AA

AA

R  0766

VRD-RA2EE183J

RES   18KOHM  5%  1/4W

S AA

AA

R  0768

VRD-RA2HD124J

RES  120KOHM  5%  1/2W

S AA

AA

R  0770

VRD-RA2HD181J

RES  180 OHM  5%  1/2W

S AA

AA

R  0771

VRD-RA2HD181J

RES  180 OHM  5%  1/2W

S AA

AA

R  0772

VRS-CY1JF333J

S. CHIP RES. 33K-OHM TAPED

S AA

AA

R  0773

VRS-CY1JF153J

S CHIP RES. 15K-OHM TAPED

S AA

AA

R  0774

VRS-CY1JF332J

S. CHIP RES. 3.3K-OHM TAPED

S AA

AA

R  0801

VRS-CY1JF101J

S. CHIP RES. 100-OHM TAPED

S AA

AA

R  0802

VRS-CY1JF101J

S. CHIP RES. 100-OHM TAPED

S AA

AA

R  0803

VRS-CY1JF101J

S. CHIP RES. 100-OHM TAPED

S AA

AA

R  0804

VRS-CY1JF101J

S. CHIP RES. 100-OHM TAPED

S AA

AA

R  0805

VRS-CY1JF223J

S.CHOP REG 22K-OHM T

S AA

AA

R  0806

VRS-CY1JF101J

S. CHIP RES. 100-OHM TAPED

S AA

AA

R  0807

VRS-CY1JF101J

S. CHIP RES. 100-OHM TAPED

S AA

AA

R  0808

VRS-CY1JF101J

S. CHIP RES. 100-OHM TAPED

S AA

AA

R  0809

VRS-CY1JF101J

S. CHIP RES. 100-OHM TAPED

S AA

AA

R  1001

VRS-CY1JF181J

S CHIP RES. 180-OHM TAPED

S AA

AA

R  1002

VRS-CY1JF221J

S. CHIP RES. 220-OHM TAPED

S AA

AA

R  1003

VRS-CY1JF331J

S CHIP RES TAPE 330 OHM

S AA

AA

R  1004

VRS-CY1JF681J

S. CHIP RES. 680-OHM TAPED

S AA

AA

R  1005

VRS-CY1JF472J

S. RES. 4.7K OHM TAPED

S AA

AA

R  1006

VRS-CY1JF101J

S. CHIP RES. 100-OHM TAPED

S AA

AA

R  1008

VRS-CY1JF000J

S. CHIP RES. 0-OHM TAPED

S AA

AA

R  1009

VRS-CY1JF000J

S. CHIP RES. 0-OHM TAPED

S AA

AA

R  1014

VRD-RA2BE101J

RES  100 OHM  5%  1/8W

S AA

AA

R  1015

VRD-RA2BE101J

RES  100 OHM  5%  1/8W

S AA

AA

R  1016

VRD-RA2BE332J

RES  3,3KOHM  5%  1/8W

S AA

AA

R  1017

VRD-RA2BE101J

RES  100 OHM  5%  1/8W

S AA

AA

R  1018

VRD-RA2BE332J

RES  3,3KOHM  5%  1/8W

S AA

AA

R  1019

VRS-CY1JF101J

S. CHIP RES. 100-OHM TAPED

S AA

AA

R  1020

VRS-CY1JF153J

S CHIP RES. 15K-OHM TAPED

S AA

AA

R  1022

VRS-CY1JF101J

S. CHIP RES. 100-OHM TAPED

S AA

AA

R  1023

VRD-RA2BE153J

RES   15KOHM  5%  1/8W

S AA

AA

R  1024

VRS-CY1JF101J

S. CHIP RES. 100-OHM TAPED

S AA

AA

R  1025

VRS-CY1JF122J

S. RESISTOR 1.2K OHM

S AA

AA

R  1026

VRS-CY1JF224J

S. CHIP RES. 220K-OHM TAPED

S AA

AA

!
!

!

Summary of Contents for 21HM-10F

Page 1: ...estored to its original condition and only parts identical to those specified should be used This document has been published to be used for after sales service only ELECTRICAL SPECIFICATION 3 IMPORTANT SERVICING NOTES 4 CONTROLS TERMINALS 5 SERVICE ADJUSTMENTS 6 CHASSIS LAYOUT 12 LED FLASHING CODE 13 PRINTED WIRING BOARDS 14 ICs ADITIONAL INFORMATION 19 SCHEMATIC DIAGRAM WAVE FORMS 25 BLOCK DIAGR...

Page 2: ...icture Intermediate Frecuency 38 9MHz Sound Carrier Trap L 40 4MHz L 32 4MHz B G 33 4MHz Adjacent Sound Carrier Trap L 32 4MHz L B G 40 4MHz Adjacent Picture Carrier Trap L 41 9MHz L 30 9MHz B G 30 9MHz Aerial Input Impedance VHF UHF 75 ohm Unbalanced Tuning Ranges L L 55 75MHz thru 855 25 MHz B G 48 25MHz thru 855 25 MHz CATV Special Channels WARNING The chassis in this receiver is partially hot ...

Page 3: ... x ray radiation levels This is a problem when in close proximity to the receiver for long periods of time To reduce any risks associated with this please observe the following precautions 1 When undertaking any servicing on this chassis DO NOT increase the EHT to more than 30 5 KV at a instantaneous beam current of 1300µΑ 2 Ensure that during normal operation the EHT does not exceed 25 0 KV 1 5KV...

Page 4: ...cts next lower programme These are also used for menu set up Single Double Entry button CALL button FLASHBACK buttons Returns to previously viewed programme Location of Controls Remote Control TV Front Euro SCART 21 Pin Terminal 1 Audio right output 2 Audio right input 3 Audio left output 4 Common earth for audio 5 Earth for blue 6 Audio left input 7 Blue input 8 Audio video control 9 Earth for gr...

Page 5: ...inue pressing the volume down and channel up buttons while turning the mains on using the mains switch See Fig 1 5 Keep pressing the volume down and channel up buttons until the picture appears 6 When SHARPX X VXX XX appears on the screen release the two buttons 7 The receiver is now in the service mode See Fig 2 To move between the various service mode functions use the channel up and down button...

Page 6: ...0 32 16 9 FIX 16 DRI RC White point Red Cold white temp 0 32 16 9 FIX 17 DRI GC White point Green Cold white temp 0 32 16 9 FIX 18 DRI BC White point Blue Cold white temp 0 32 16 16 FIX 19 SUB VOL Max Volume 0 63 60 60 FIX 20 SUB CON Sub Contrast 0 63 63 63 FIX 21 SUB COL Sub Colour 0 63 32 18 FIX 22 SUB BRI Sub Brightness 0 63 32 36 FIX 23 TINT Sub Tint 0 63 32 32 FIX 24 SUB SHP Sub Sharpness 0 6...

Page 7: ...Limit 0 disable or 1 enable 0 1 FIX 53 S L Sound system L 0 disable or 1 enable 0 1 FIX 54 S DK Sound system DK 0 disable or 1 enable 1 0 FIX 55 S I Sound system I 0 disable or 1 enable 1 0 FIX 56 S BG Sound system BG 0 disable or 1 enable 1 1 FIX 57 BLUE BACK Video mute at Ident loss 0 disable or 1 enable 1 1 FIX 58 VMC Video Mute at program source Change 0 disable or 1 enable 1 1 FIX 59 HTL Hote...

Page 8: ...LUE BACK 1 12 Turn off the receiver using the mains button 13 The G2 adjustment is now complete 2 Focus Adjustment 1 Receive a monoscope pattern signal at a level of 60 to 80 dBµV 2 Set the picture settings to normal 3 Adjust the focus potentiometer to obtain maximum definition AGC ADJUSTMENT 1 Tune the receiver into a colour bar signal on channel E 12 2 Set the RF generator to an output signal st...

Page 9: ...justments are complete use the standby button to turn off the set The adjustment values will be stored at this point V LIN Adjust the vertical linearity control so that the picture centring is as shown in figure 5 V AMP Adjust the vertical amplitude control so that the picture overscans as shown in figure 6 V CENT Adjust the vertical centring control so that the picture is centred as shown in figu...

Page 10: ...ions to obtain colour co ordinates 6 Re set the TV with the mains switch button to store the adjustment and exit service mode 7 Check colour co ordinates X and Y at 20 a 120 Nits It may be necessary to repeat the same procedure to obtain the above values ADJUSTMENT METHOD 2 using the signal generator with a fixed picture signal 1 Adjust G2 2 Tune a white pattern with burst signal 3 Operate in serv...

Page 11: ...I2 C error occurred let the LED blink at 1 Hz 50 duty cycle For the blinking times see the Table below Note Only when an I2 C error occurs for a number of times or for a number of seconds the I2 C error is handled by the system that is only then the set will go to standby the led starts blinking Table Error LED blinking times SECAM UNIT IC Module Name Slave Address Bus Error LED Remarks Ref No Bli...

Page 12: ...AMETER MIN TYP MAX UNIT Supply VP supply voltages 8 0 3 3 V IP supply current 135 60 mA Input voltages ViVIFrms video IF amplifier sensitivity RMS value 75 µV ViSIF rms QSS sound IF amplifier sensitivity RMS value 60 µV ViAUDIO rms external audio input RMS value 500 mV ViCVBS p p external CVBS Y input peak to peak value 1 0 V ViCHROMA p p external chroma input voltage burst amplitude peak to peak ...

Page 13: ...HIFT V DRIVE CONTR BRIGHTN OSD TEXT INSERT CCC WHITE P ADJ 80C51 CPU I 2 C BUS TRANSCEIVER ROM RAM TELETEXT ACQUISITION 1 10 PAGE MEMORY TELETEXT OSD DISPLAY R G B BL Y U V H V REF ENHANCED VST PWM DAC VST OUT I O PORTS I O PORTS 4x 3 3 V RESET LED OUT 2x ADC IN 4x VPE EW GEOMETRY GEOMETRY EHTO EWD R V G Y B U BL RGB YUV INSERT R G B REF CVBS SYNC H V COR 27 37 38 33 20 29 28 34 44 60 55 59 58 57 ...

Page 14: ...r TV processor DECBG 19 bandgap decoupling AVL EWD 1 20 Automatic Volume Levelling East West drive output VDRB 21 vertical drive B output VDRA 22 vertical drive A output IFIN1 23 IF input 1 IFIN2 24 IF input 2 IREF 25 reference current input VSC 26 vertical sawtooth capacitor TUNERAGC 27 tuner AGC output AUDEEM SIFIN1 1 28 audio deemphasis or SIF input 1 DECSDEM SIFIN2 1 29 decoupling sound demodu...

Page 15: ...G input Y input B2 UIN 48 2nd B input U B Y input BCLIN 49 beam current limiter input V guard input note 2 BLKIN 50 black current input V guard input note 2 RO 51 Red output GO 52 Green output BO 53 Blue output VDDA 54 analog supply of Teletext decoder and digital supply of TV processor 3 3 V VPE 55 OTP Programming Voltage VDDC 56 digital supply to core 3 3 V OSCGND 57 oscillator ground supply XTA...

Page 16: ...START UP CURRENT SOURCE 0 75 V 0 5 V 5 Isense 6 DRIVER MGU230 4 DEM 8 DRAIN 7 HVS n c OCP LEB blank Iss 2 5 V burst detect Block diagram PINNING SYMBOL PIN DESCRIPTION VCC 1 supply voltage GND 2 ground CTRL 3 control input DEM 4 input from auxiliary winding for demagnetization timing OVP and OPP Isense 5 programmable current sense input DRIVER 6 gate driver output HVS 7 high voltage safety spacer ...

Page 17: ...ND Input 8 N C 9 Volume Circuit Function Block Diagram Pin Descriptions Note Do not apply voltage or current to NC pin from outside Pin No Pin Name 1 Inverting Input 2 Power Supply 3 Pump up Output 4 GND 5 Vertical Output 6 Vertical Output Power Supply 7 Non inverting Input Pin Descriptions Non inverting Input Output Vcc Output GND Pump Up Out Vcc Inverting Input 1 2 3 4 5 6 7 Pump Up Thermal Prot...

Page 18: ...NCLOSED BY THIS LINE IS DIRECTLY CONNECTED WITH AC MAINS VOLTAGE WHEN SERVICING THE AREA CONNECT AN ISOLATING TRANSFORMER BETWEEN TV RECEIVER AND AC LINE TO ELIMINATE HAZARD OF ELECTRIC SHOCK CAUTION This circuit diagram is original one therefore there may be slight difference from yours IMPOTANT SAFETY NOTE PARTS MARKED WITH ARE IMPORTANT FOR MAINTAINING THE SAFETY OF THE SET BE SURE TO REPLACE T...

Page 19: ...21HM 10F 26 ...

Page 20: ... Secondary Main B Abnormal Approx 110V Normal YES Check D758 IC702 IC753 Check CRT connector K1 D1001 Power LED Bright Red and D762 K5 bias turns on NO Normal Normal Abnormal NO D1001 Power LED Dark Red Check R615 Check Check turns on C878 IC801 Checking the D1001 turns on protector circuit brightly and darkly Bus error NVM IC1002 See many often D1001 TV PROCESSOR flashes in red IC801 This indicat...

Page 21: ...ERTICAL SCAN Check IC501 bias Normal Abnormal Check C502 and C514 Check IC501 NO SPECIFIC COLOUR NO YES Is some colour produced in B W broadcast reception Check IC801 R801 R802 YES Is the white balance R803 D804 D805 D806 properly adjusted and Q801 NO Readjusted the white balance The picture colour is cyan The picture colour is magenta The picture colour is yellow Check Q870 Q885 and Check Q871 Q8...

Page 22: ...ES CH preset data check Does noise or Check IC801 signal appear at and its related Normal pin38 of IC801 circuit NO YES Check the tuner Does noise or AGC at TP201 signal appear at Check Q401 pin23 and 24 Q402 and related Normal Abnormal of IC801 circuit NO YES Check pin38 Check pin27 Check pin 2 4 of of IC801 of IC801 Tuner SA Tuner Check pin37 of and related circuit and related IC801 and circuit ...

Page 23: ... COIL 10UH 10 1 8W S AA AA L 3030 VP CF3R3K0000 PEAK COIL 3 3UH 10 S AB AB CERAMIC FILTERS CF 0401 RFILC0020CEZZ FILTER SIF TRAP TAPED S AE AE TRANSFORMERS T 0601 RTRNZ0026PEZZ DRIVER TRANSFORMER S AA AF T 0602 RTRNF2053CEZZ FBT BSC21 2643S SHENZHEN S AM AY T 0701 RTRNW0005CEZZ SMT TABUCHI S AA AP MARK SPARE PARTS DELIVERY SECTION REF No PARTS DESCRIPTION SN CODE EX CODE PICTURE TUBE VB51EFS83912E...

Page 24: ... AB C 0611 VCFPVC3CA912H PP FILM C 9 1NF 50 1600V S AA AC REF No PARTS DESCRIPTION SN CODE EX CODE C 0614 VCFPVC2DB564J PP FILM C 560NF 5 200V S AA AC C 0615 RC EZ0724CEZZ ELEC C KMF160VB 100MMC NICHICS AA AF C 0616 VCQYTA1HM104J F CAPACITOR 0 1 UF 50 V S AA AB C 0617 VCEA0A1HW105M ELEC C 1UF 20 50V S AA AA C 0619 VCEA0A1HW106M ELEC C 10UF 20 50V S AA AA C 0621 VCEA0A2CW105M ELEC C 1UF 20 160V S A...

Page 25: ...0613 VRD RA2HD184J RES 180KOHM 5 1 2W S AA AA R 0614 VRD RA2HD472J RES 4 7KOHM 5 1 2W S AA AA REF No PARTS DESCRIPTION SN CODE EX CODE R 0615 VRD RA2HD472J RES 4 7KOHM 5 1 2W S AA AA R 0616 VRD RA2HD182J RES 1 8KOHM 5 1 2W S AA AA R 0618 VRD RA2BE123J RES 12KOHM 5 1 8W S AA AA R 0619 VRS CY1JF000J S CHIP RES 0 OHM TAPED S AA AA R 0620 VRD RA2HD220J RES 22 OHM 5 1 2W S AA AA R 0621 VRD RA2HD820J RE...

Page 26: ...00J S CHIP RES 0 OHM TAPED S AA AA MISCELLANEOUS PARTS F 0701 QFS C3229CEZZ FUSE S506 3 15A A1 TOKYO COMPS AA AC F 0751 QFS J2521CEZZ FUSE 2 5A 125V LITTELFUSE KURS AC AD FB 0451 RBLN 0037CEZZ BALUN FBA04HA90088 00 T Y S AB AB FB 0452 RBLN 0037CEZZ BALUN FBA04HA90088 00 T Y S AB AB FB 0601 RBLN 0037CEZZ BALUN FBA04HA90088 00 T Y S AB AB FB 0701 RBLN 0037CEZZ BALUN FBA04HA90088 00 T Y S AB AB FH 07...

Page 27: ... AA C 0263 VCKYCY1HF103Z CHIP CAP 0 01UF 50V S AA AA C 0264 VCEA0A1HW225M ELEC C 2 2UF 20 50V S AA AA C 0265 VCEA0A1HW105M ELEC C 1UF 20 50V S AA AA C 0266 VCEA0A1HW105M ELEC C 1UF 20 50V S AA AA C 0267 VCKYCY1HF103Z CHIP CAP 0 01UF 50V S AA AA C 0268 VCEA0A1CW226M ELEC C 22UF 20 16V S AA AA C 0269 VCEA0A1CW226M ELEC C 22UF 20 16V S AA AA C 0270 VCEA0A1CW106M ELEC C 10UF 20 16V S AA AA C 0271 VCKY...

Page 28: ...21HM 10F SCHEMATIC DIAGRAM OF CRT F7341N0 00 Version GA 1E CHASSIS MODEL 21HM 10F ...

Page 29: ...21HM 10F Page 29 SCHEMATIC DIAGRAM OF MOTHER UNIT F7340N4 00 Version ...

Page 30: ...SCHEMATIC DIAGRAM OF MOTHER UNIT F7340N4 00 Version Page 30 Page 28 ...

Page 31: ...21HM 10F SCHEMATIC DIAGRAM OF MOTHER UNIT F7340N4 00 Version Page 29 ...

Page 32: ...21HM 10F SCHEMATIC DIAGRAM OF SECAM UNIT F7343N0 00 Version ...

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