Memorex MT1136A Service Manual Download Page 19

A

B

C

D

E

F

G

H

A

B

C

D

E

F

G

H

2

1

3

4

5

6

7

8

2

1

3

4

5

6

7

8

L202

1uH

L601

15uH

L201

10uH

R607

4.7K

+-1%

Q604

2SA1015Y

VIDEO BUFFER

Q602

2SA1015Y

BUFFER

Q605

2SA1015Y

VIDEO
BUFFER

CP101_2

173979-6

1

2

3

4

5

6

IC201

LA76814M-MPB

V.SIZE/VIDEO/CHROMA/SYNC

1

10

11

12

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2

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8

80

9

L205

3602038

VCO

1

2

3

4

6

OUT

OUT

G

IN

IN

CF201_1

SAF45MFX220ZR

SAW FILTER

1

2

3

4

5

C651

10

16V

KANP

C636

10

50V

NP

C650

10

50V

NP

TP201

W833

W819

W817

D605

HZ6B2L

DESCRIBED IN PARTS LIST ONLY

CRITICAL FOR SAFETY,USE ONES

ARE

SINCE THESE PARTS MARKED BY

CAUTION:

DANS LA NOMENCLATURE DES PIECES

N’UTILISER QUE CELLS DECRITES

DANGEREUSES AN POINT DE VUE SECURITE

ETANT

LES PIECES REPAREES PAR UN

ATTENTION:

OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE

NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME

D602

1SS133

D609

1SS133

D610

1SS133

D606

1SS133

D603

11E1N

R614

1.8K

3W

R615

1.8K

3W

R649

1.8K

3W

R624

24K

R608

3K

R210

47K

R632

2.2K

R636

2.7K

R212

5.6K

R213

10K

R204

1K

R609

100 1/4W

R605

2.7K 1/4W

R613

1K

R209

7.5K

R215

5.6K

R208

220

R638

2.7K

R653

560

R637

1K

R645

4.7K

R646

4.7K

R647

4.7K

R626

100

1/4W

R663

820

R618

1M

R652

47K

R651

100

R619

270

R662

1K

R660

560

R203

1K

R205

100

R656

1K

R655

3.3K

R664

470

R625

100

1/4W

R604

100

1/4W

R627

56K 1/4W

R648

10K

R601

1K

R602

1K

R206

2.2K

R202

100K

R201

100K

R665

1K

R620

270

R623

24K

R666

10K

R611

22K 1/4W

R643

51 1/2W

R612

1K

R606

10K

R211

68

R622

1K

IC601

KIA78L09BP-AT

9V REG.

1

2

3

C202

470

6.3V

YK

C635

0.47

50V

KA

C204

1

50V

KA

C618

47

16V

YK

C637

0.47

50V

KA

C644

10

16V

KA

C625

10

16V

KA

C617

1

50V

KA

C217

0.47

50V

KA

C626

10

16V

KS

C608

47

16V

YK

C211

1

50V

KA

C620

2.2

50V

KA

C215

1

50V

KA

C646

1

50V

KA

C623

1000

6.3V

YK

C643

100

6.3V

KA

C652

100

6.3V

KA

C653

47

6.3V

KA

C624

3.3

50V

KA

C615

22

16V

KA

C627_1

0.47

50V

MH7

C632

68P

SL

C201

0.01

B

C611

0.01

M

C616

0.22 TF

C209

0.01

Y

C212

0.01 M

C213 0.022 M

C208

0.01

Y

C206

0.001

Y

C610

100P SL

C619

0.01

Y

C216

3P

SL

C218

0.001 Y

C612

100P A

C609

0.01

Y

C622

0.01

Y

C224

5P CH

C649

0.01

Y

C207

47P

SL

C210

47P SL

C648

33P

SL

C647

12P

CH

C654

100P

SL

C614

0.47

TF

C214

0.01

Y

C203

0.1 M

C628 0.047 M

C645

15P

CH

C605

0.01

Y

X601

3.579545MHz

THE DC VOLTAGE AT EACH PART WAS MEASURED

 WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST

WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.

NOTE:

AUDIO_OUT

GND

+B

VIDEO

IF

ABCL

+5V

AGC

X_RAY

AFT_IN

H_SYNC

I2C_SDA

H_OUT

I2C_SCL

V_OUT

OSD_RED

+12V

OSD_GREEN

CLAMP

OSD_BLUE

OSD_BLANKING

B.OUT

G.OUT

I2C_OFF

R.OUT

CHROMA SCHEMATIC DIAGRAM

HOR

DET

AMP

VIDEO

LIM

AMP

FROM POWER/SOUND AMP

TO POWER/SOUND AMP

FROM/TO DEFLECTION/CRT

FROM/TO MICON/TUNER

NC

TM8411

PCB010

NC

VIF

IF AGC

OSD

FIX GAIN

VC0

TINT

CW
KIL

FILTER

ADJ

X-RAY

HOR
VCO

1/256

HOR
C/D

FBP

PHASE

SHIFTER

HOR
OUT

VER
SEP

VER
C/D

VOC

VER
RAMP

PLL

VIDEO

SPLL

BPF

BPF

FM
DET

SW

DC
VOL

AFT

BUS

VIDEO

SW

DRIVE/CUT-OFF

OSD

SW

DELAY

LINE

PEAKING

CORING

BLACK

STRETCH

BPF

COLOR
CLAMP

CONTRAST

RGB

MATRIX

SYNC

RF AGC

BRIGHT

SEP

27

26

25

24

23

22

21

20

19

18

17

16

15

14

13

12

11

10

9

8

1

2

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7

54

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48

47

46

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44

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40

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33

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30

29

28

H_GND

ABL

CLK

REF

AKB

DC‘

RES

CLAMP

SW

ACC

DEMO

HOR GND

0

0

4.1

4.1

0

0

0

0

0

0

2.2

3.3 2.2

0

0

0

0

0

0

0

0

2.1

1.7

1.1

0.4

2.7

5.0

2.7

2.3

2.3

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

3.0

2.2

2.0

2.5

3.0

2.0

0

2.4

1.5

2.9

0

4.8

2.5

2.4

0

4.6

3.9

7.8

2.6

0

2.0

CLMP

CLMP

V/C GND

0.3

0

0

0

0

GND

IN

OUT

5

6

8

9

10

11

12

13

14

15

16

17

7

0

2.6

2.6

0

5.0

0.3

0.3

12.0

5.0

5.0

1.7

3.3

0.3

2.7

2.6

NC

TRAP

TRAP

APC1

AFC1

AFC2

A2C

9.0

I2C_OFF

GND

I2C_SCL

I2C_SDA

B.OUT

AGC

G-4

G-3

Summary of Contents for MT1136A

Page 1: ...SERVICE MANUAL Design and specifications are subject to change without notice MT1136A ORIGINAL MFR S VERSION A COLOR TELEVISION RECEIVER...

Page 2: ...hich has the same character Especially as to the important parts for safety which is indicated in the circuit diagram or the table of parts as a mark the designated parts must be used 4 PUT PARTS AND...

Page 3: ...DJUSTMENTS MAJOR COMPONENTS LOCATION GUIDE BLOCK DIAGRAM PRINTED CIRCUIT BOARDS MAIN CRT SCHEMATIC DIAGRAMS MICON TUNER CHROMA DEFLECTION CRT POWER SOUND AMP WAVEFORMS MECHANICAL EXPLODED VIEW MECHANI...

Page 4: ...A5 ch I ch J ch W 29 ch GGG ch W 84 ch UHF 14 ch 69 ch Tuning System Frequency syn Voltage syn Others G 8 Preset Channel channels G 9 Intermediate Frequency Picture fP 45 75 MHz MHz MHz Sound fS 41 25...

Page 5: ...t Rear Phono Jack RCA 8 3 BNC Audio Input Front Phono Jack RCA 8 3 Audio Input Rear Phono Jack RCA 8 3 Audio Output Rear Phono Jack RCA 8 3 21 Pin DC Jack Center Ear Phone Jack 3 5 Head Phone Jack 3 5...

Page 6: ...sh French Channel Film AC Plug Adapter Remote Control Unit Battery UM 4 x 2 Safety Tip Toll Free Insert Sheet Guarantee Card Audio Video Cord RCA Registration Card Warning Sheet Quick Set Up Sheet Sch...

Page 7: ...6 Text Mix TV CH Down Page Down 7 Display Cancel CH Up Page Up 8 Initial Page 9 Store Program 10 Reveal F T B 11 Sleep Hold 12 Aft Skip List 1 Preset Rotate 2 5 5 6 5MHz Browse 0 10 Auto Memory Std Au...

Page 8: ...ip up the sides of the Rubber Cap in the direction of the arrow and remove one side of the support Refer to Fig 1 2 2 DISASSEMBLY INSTRUCTIONS GND on the CRT Screwdriver Alligator Clip Support CRT GND...

Page 9: ...ontent of MEMORY IC POWER ON total hours 16 x 16 x 16 x thousands digit value 16 x 16 x hundreds digit value 16 x tens digit value ones digit value NOTE FOR THE REPLACING OF MEMORY IC If a service rep...

Page 10: ...tion Activate the adjustment mode display of Fig 2 1 and press the channel button 4 on the remote control The Fig 2 4 appears on the display Press the channel button 1 on the remote control Press the...

Page 11: ...TICAL SIZE 1 2 3 4 5 Receive the crosshatch pattern Using the remote control set the brightness and contrast to normal position Activate the adjustment mode display of Fig 2 1 and press the channel bu...

Page 12: ...re than 10 minutes Receive the UHF Disconnect the Antenna while receiving the UHF and set to the Noise screen Once turn off the Power and turn on the Power again Approxi 3 seconds later input the Ante...

Page 13: ...the color bar generator from the green raster pattern to the crosshatch pattern Combine red and blue of the 3 color crosshatch pattern on the center of the screen by adjusting the pair of 4 pole magn...

Page 14: ...MAJOR COMPONENTS LOCATION GUIDE TU001 FOCUS VOLUME SCREEN VOLUME FB401 J351 CP101 MAIN J801 CRT L205 TP201 D3 1 TP023...

Page 15: ...N MICON IC101 OEC3039B 10 HV F S FB401 FBT 9 1 Q402 H DRIVE Q401 H OUT DY Q101 V BUFFER 17 V SYNC Q102 H BUFFER 18 H SYNC 3 1 5V REG IC402 KIA7805PI B 5V 5 XT1 6 XT2 X101 32 768KHz X RAY SW Q103 3 5 P...

Page 16: ...813 W816 R421 R445 C611 C618 C208 C519 CP501 R813 C101 C609 R803 C619 C209 C412 C404 C448 R648 C214 C507_1 C433 W029 R611 R432 R433 C213 C616 L501 C P 8 0 2 A CP802B C107 C131 C132 W015 C002 W039 W038...

Page 17: ...38 C109 C110 R121 R122 R123 R118 R119 R111 R146 R116 R144 C108 R112 R113 R109 R104 R101 R103 R606 R612 R213 R212 R124 R431 R139 R404 R115 R406 R403 R419 R420 R402 R351 R107 R354 R353 R357 C216 R647 R6...

Page 18: ...50V KA TU001 ENV56D67G3 1 10 11 12 13 14 15 2 3 4 5 6 7 8 9 SW101 SKHVBED010 CH UP SW102 SKHVBED010 CH DOWN SW104 SKHVBED010 VOL DOWN SW103 SKHVBED010 VOL UP SW105 SKHVBED010 POWER ATC001 NXC0032 0100...

Page 19: ...26 10 16V KS C608 47 16V YK C211 1 50V KA C620 2 2 50V KA C215 1 50V KA C646 1 50V KA C623 1000 6 3V YK C643 100 6 3V KA C652 100 6 3V KA C653 47 6 3V KA C624 3 3 50V KA C615 22 16V KA C627_1 0 47 50V...

Page 20: ...4 7K R815 4 7K R811 220 R813 4 7K R809 220 R421 220K 1 4W R446 4 7K 1 2W R804 2 7K 1 4W R806 2 7K 1 4W R802 2 7K 1 4W R445 220K 1 4W R420 22K R410 330 1 2W R814 220 R402 15K R403 18K R431 1 5K R406 1...

Page 21: ...ITICAL FOR SAFETY USE ONES ARE SINCE THESE PARTS MARKED BY CAUTION DANS LA NOMENCLATURE DES PIECES N UTILISER QUE CELLS DECRITES DANGEREUSES AN POINT DE VUE SECURITE ETANT LES PIECES REPAREES PAR UN A...

Page 22: ...WAVEFORMS NOTE The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram 20V 20 s div 0 5V 20 s div 200mV 5ms div 200mV 20 s div 200mV 5ms div 4 C...

Page 23: ...v 17 10V 5ms div 22 DEFLECTION CRT 18 0 5V 5ms div 5V 5ms div 23 20V 20 s div 50V 20 s div 24 2V 20 s div 50V 20 s div 26 POWER SOUND AMP 50V 20 s div 50mV 0 5ms div 27 H 2 The following waveforms wer...

Page 24: ...W I 1 PCB010 MAIN PCB ASS Y 102 103 104 105 205 202 202 118 117 TU001 ATC001 108 206 206 206 206 L502 V801 114 116 J801 PCB110 CRT PCB ASS Y 111 112 201 201 201 201 201 120 101 106 107 109 110 204 204...

Page 25: ...RATION 115 735WPA0396 SPEAKER HOLDER 116 741WUA0019 SPRING EARTH 117 800WQ00044 FELT SHEET 5x50xT0 5 118 800WQ00045 FELT SHEET 5x150xT0 5 119 722000A023 SHEET HWC 120 7220001059 SHEET CSA WARNING 201...

Page 26: ...4201T31 SWITCH TACT SKHVBED010 C434 E02LT8220M CE 22 UF 100V SW102 0504201T31 SWITCH TACT SKHVBED010 C437 P411F3474J CMPP 0 47 UF 250V SW103 0504201T31 SWITCH TACT SKHVBED010 C442 C01BBP7H2K CC 220 PF...

Page 27: ...BON RESISTOR CAPACITORS CC CERAMIC CAPACITOR CE ALUMI ELECTROLYTIC CAPACITOR CP POLYESTER CAPACITOR CPP POLYPROPYLENE CAPACITOR CPL PLASTIC CAPACITOR CMP METAL POLYESTER CAPACITOR CMPL METAL PLASTIC C...

Page 28: ...M3H2 02C K983018 SPEC NO O R NO...

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