Memorex MT 1197 Service Manual Download Page 23

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

S801Y

CP401

A1561WV2-A5P

1

2

3

4

5

IC401 AN5522

V-OUT IC

1

2

3

4

5

6

7

T401

ETH09K14BZ

1

2

3

4

6

B

G

R

11

6

8

10

9

1

7

5

V801

A48LGS30X19N45

F

J801

ISMS01S

1

3

4

5

6

7

8

9

CD801

SM1098-009-1A

Q401

2SD2627LS-CBC11

H.OUTPUT

VIDEO

8

E8

E25

E12

GND

TER

HEA

AFC

B+

GND

ABL

GND

COL

HV

F

S

FB401 3220052F

1

10

11

2

3

4

5

6

7

8

9

CP802A

9253_010_000_000

1

10

2

3

4

5

6

7

8

9

CP802B
9253_010_000_000

1

10

2

3

4

5

6

7

8

9

CP801_1

A2361WV2-2P

1

2

HS401

763WSAA013

HS402

763WSAA013

R418_1

27K

R408

10K

+-1%

R409

27K

+-1%

R401

27K +-1%

R429_1

3.9 2W

D407

1SS133

D802

1SS133

D406_1

1SS133

D403

11E1-EIC

D410

AU02A-EIC

D405

AU02A-EIC

D408

11E1-EIC

D411

AU02A-EIC

D803

1SS133

D801

1SS133

Q803_1

KTC4217(O,Y)

BLUE OUT

Q802_1

KTC4217(O,Y)

GREEN OUT

Q801_1

KTC4217(O,Y)

RED OUT

Q402

2SC1627_Y

H.DRIVE

R448_1

390 2W

R805

12K

2W

R807

12K

2W

R803

12K

2W

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:

C437

0.39

250V

PMS

C406

39P

500V SL

C402

0.012

200V PP

C443_1

0.0056

1.25KV

MPP

C808

470P

B

C809

470P

B

C810

470P

B

C440

0.0012

500V

B

C819

0.001

2KV

B

C407

56P

CH

C422

0.15

100V

MKT

C414

100

35V

YK

C418

470

25V

YK

C448

22

200V

MHE

C403

470

35V

YK

C435

0.1

100V

MHE

C434

22

100V

YK

C446

22

50V

YK

R808

22

1/2W

R402

12 1/2W

R420

4.7K

R419

560

R815

330

R813

330

R421

100K

1/4W

R445

120K 1/4W

R806

2.7K

1/4W

R410

330

1/2W

R415

1.8K 1/2W

R416

1

1/2W

R816

330

R413

2.2K

1/2W

R403

22K 1/4W

R427

100

1/4W

R422

1.8

1/2W

R417

12K

1/4W

R446

470

1/2W

R423

100 1/4W

R424

6.8K

R802_1

2.7K

1/4W

R804_1

2.7K

1/4W

R814

4.7K

R811

4.7K

R809

4.7K

OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE

NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME

DANS LA NOMENCLATURE DES PIECES

N’UTILISER QUE CELLS DECRITES

DANGEREUSES AN POINT DE VUE SECURITE

ETANT

LES PIECES REPAREES PAR UN

ATTENTION:

DESCRIBED IN PARTS LIST ONLY

CRITICAL FOR SAFETY,USE ONES

ARE

SINCE THESE PARTS MARKED BY

CAUTION:

D404

MTZJ6.2B

D619

MTZJ5.1B

W843

W826

W832

W831

W897

W896

W809

W812

L402 18uH

C417

10

50V

YK

DEFLECTION SIGNAL

B.SIGNAL

G.SIGNAL

R.SIGNAL

GND GND

CLAMP

CLAMP CLAMP

G.OUT

G.OUT G.OUT

R.OUT

R.OUT R.OUT

B.OUT

B.OUT B.OUT

HEATER HEATER

GND GND

180V 180V

X-RAY

+B

GND

V_FEEDBACK

V_OUT

ABCL

H_OUT

H_SYNC

GND

+B

UNREG+12V

CP806

SCREEN

17

15

FROM POWER

G-8

G-7

FROM CHROMA

FROM/TO CHROMA

UP

PUMP

PROTECTION

THERMAL

AMP

99.6

6.4

0

0

101.6

96.4

0

0

THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP

NOTE:THE RESISTOR MARKED F IS FUSE RESISTOR.

IS NON POLAR ONE.

TO DY

TMA525

2.7

3.2 3.2

3.2

NC

NC

NC

2.7

120.5

2.7

126.0

128.0

FOCUS

NC

FOCUS

PCB110

2

1

130.0

0

0

0

27.0

0.3

3.5 2.0 12.0 25.0 3.5

18

19

20 21 22

0

0

0

0

25.0

132.5

48.0

7.0

4.3

25.0

132.5

NC

   

(MAIN PCB)

DEFLECTION/CRT SCHEMATIC DIAGRAM

NC

NC

GND GND

CLAMP CLAMP

G.OUT G.OUT

R.OUT R.OUT

B.OUT B.OUT

HEATER HEATER

GND GND

180V 180V

14

PCB010

130.0

16

NC

TCA384A

TO MICON/TUNER

Summary of Contents for MT 1197

Page 1: ...SERVICE MANUAL Design and specifications are subject to change without notice COLOR TELEVISION RECEIVER MT1197 ORIGINAL MFR S VERSION B...

Page 2: ...le the electric current is flowing 3 USE THE DESIGNATED PARTS The parts in this equipment have the specific characters of incombustibility and withstand voltage for safety Therefore the part which is...

Page 3: ...ENERAL SPECIFICATIONS DISASSEMBLY INSTRUCTIONS 1 REMOVAL OF ANODE CAP 2 REMOVAL AND INSTALLATION OF FALT PACKAGE IC SERVICE MODE LIST CONFIRMATION OF HOURS USED WHAN REPLACING EEPROM MEMORY IC ELECTRI...

Page 4: ...0V AC 60Hz DC Power Consumption at AC 73 W at AC 120 V 60 Hz Stand by at AC 5 W at AC 120 V 60 Hz Per Year kWh Year Protector Power Fuse Yes G 4 Regulation Safety UL Radiation FCC X Radiation DHHS G 5...

Page 5: ...es 2 Yes 3 Yes 4 Yes 5 Yes 6 Yes 7 Yes 8 Yes 9 Yes 0 Yes 100 No CH Up Yes CH Down Yes Volume Up Yes Volume Down Yes TV Caption Text Yes CH1 CH2 Yes TV Video TV AV Yes CH RTN CH ENT Quick View Yes Slee...

Page 6: ...o Registration Card No PTB Sheet No 300 ohm to 75 ohm Antenna Adapter No G 13 Interface Switch Front Power Yes System Select No Main Power SW No Sub Power No Channel Up Reset Yes Channel Down Enter Ye...

Page 7: ...Full Color Carton w Photo Dimensions W x D x H mm 546 x 526 x 472 Design As per Buyer s Description of Origin Yes Drop Test Natural Dropping At 1 Corner 3 Edges 6 Surfaces Height cm 46 Container Stuf...

Page 8: ...p 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 GND on the CRT Screwdriver Alligator Clip Support CRT GND on the CRT Rubber Cap CRT...

Page 9: ...a blower type IC desoldering machine Refer to Fig 2 2 2 Fig 2 2 NOTE Do not add the rotating and the back and forth directions force on the IC until IC can move back and forth easily after desoldering...

Page 10: ...in tip Soldering Iron NOTE When the IC leads are bent during soldering and or repairing do not repair the bending of leads If the bending of leads are repaired the pattern may be damaged So be always...

Page 11: ...ps should be taken to ensure correct data settings while making reference to TABLE 1 Table 1 1 2 3 4 5 6 7 8 The unit will now have the correct DATA for the new MEMORY IC Enter DATA SET mode by settin...

Page 12: ...ness and contrast to normal position Activate the adjustment mode display of Fig 1 1 and press the channel button 10 on the remote control to select R BIAS Using the VOL UP DOWN button on the remote c...

Page 13: ...ONT MAX Press the VOL UP DOWN button on the remote control until the contrast step No become 66 Press the TV AV button on the remote to set to the AV mode Then perform the above adjustment 2 Press the...

Page 14: ...erring below NO 04 14 15 16 18 20 21 23 24 25 26 27 28 29 FUNCTION H VCO BRIGHT MAX BRIGHT MIN CONT CENT CONT MIN COLOR MAX COLOR MIN SHARPNESS FM LEVEL LEVEL SEPARATION 1 SEPARATION 2 TEST MONO TEST...

Page 15: ...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 magnets...

Page 16: ...MENT PARTS LOCATION GUIDE WIRING CONNECTION TU001 FB401 S501B S501A AC IN CP601 CP502 T502 CD101B CD101A W043 CP401 SPEAKER TP023 TP022 R807 R803 J801 CP806_1 C P 8 0 1 _ 1 CP802B C D 8 0 1 C R T L503...

Page 17: ...27 26 5 8 UNREG 12V 11 3 AUDIO OUT 8 7V REG OUT R OUT G OUT B OUT POWER ON CONT H OUT X TAL RF AGC OUT VIF IN 1 VIF IN 2 V PULSE OUT SCL SDA MCU RESET V OUT KEY2 7 SDA SCL 19 INV FBP OUT 38 H SYNC 24...

Page 18: ...W017 C625 Q603 C638 W818 W018 W019 C635 R635 C612 D610 D611 D612 W022 R614 C603 Q610 Q609 R627 R631 R630 R629 W023 W024 W025 R606 W026 D605 W027 C519 W030 W031 CP802B C P 8 0 1 _ 1 Q803_1 Q801_1 Q802...

Page 19: ...R123 R103 R121 R120 R106 R105 R130 C121 C138 R134 R601 R602 R609 R622 R615 C655 R628 R639 R632 R633 R646 R642 C140_1 R619 R605 R617 R141 R142 R811 R809 R814 R815 R813 R816 R129 R638 R626 R1001 R133 R6...

Page 20: ...5 L101 3 3uH SW101 SKHVBED010 CH UP SW102 SKHVBED010 CH DOWN SW103 SKHVBED010 VOL UP SW104 SKHVBED010 VOL DOWN SW105 SKHVBED010 POWER TU001 ENV56DB6G3 1 10 11 12 13 14 15 2 3 4 5 6 7 8 9 C118 330 6 3V...

Page 21: ...ENCLATURE DES PIECES N UTILISER QUE CELLS DECRITES DANGEREUSES AN POINT DE VUE SECURITE ETANT LES PIECES REPAREES PAR UN ATTENTION DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE SINCE T...

Page 22: ...6 2W R542 0 47 1W R508 220 1W 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 C505 0 1 275V PHE840...

Page 23: ...4 7K R419 560 R815 330 R813 330 R421 100K 1 4W R445 120K 1 4W R806 2 7K 1 4W R410 330 1 2W R415 1 8K 1 2W R416 1 1 2W R816 330 R413 2 2K 1 2W R403 22K 1 4W R427 100 1 4W R422 1 8 1 2W R417 12K 1 4W R4...

Page 24: ...BJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DANS LA NOMENCLATURE DES PIECES N UTILISER QUE CELLS DECRITES DANGEREUSES AN POINT DE VUE SECURITE ETANT LES PIECES...

Page 25: ...200mV 20 s div 7 9 200mV 20 s div CHROMA 0 5V 5ms div 10 11 1V 20 s div 12 1V 20 s div 1V 20 s div 13 8 20V 20 s div 3 200mV 20 s div DEFLECTION CRT 14 0 5V 5ms div 15 20V 20 s div H 1 NOTE The follow...

Page 26: ...s div SOUND AV 0 5V 1ms div 23 10V 5ms div 18 10V 5ms div 19 1V 1ms div 24 50V 20 s div 20 NOTE The following waveforms were measured at the point of the corresponding balloon number in the schematic...

Page 27: ...MECHANICAL EXPLODED VIEW I 1 106 107 201 201 201 201 203 FB401 PCB010 MAIN PCB TU001 205 203 202 202 202 202 L503 105 J801 PCB110 CRT PCB V801 102 SP1001 104 103 204...

Page 28: ...A110 SHEET RATING 201 8117540A64 SCREW TAPPING B0 TRUSS 4x16 202 8121F50B84 SCREW TAPPING BO FAI20 FLAT 5x28 203 8109I30A04 SCREW TAP TITE B WH7 3x10 204 8110630A04 SCREW TAP TITE P BRAZIER 3x10 205 8...

Page 29: ...02M CE 1000 UF 16V L607 021LA6150K COIL 15 UH C517 C0PLRR7Q2K CC 470 PF 2KV RR or T401 045009003J TRANS HORIZONTAL DRIVE ETH09K14BZ C01BBP7Q2K CC 470 PF 2KV BP or T502 048129092S TRANSFORMER SWITCHING...

Page 30: ...S08F21 TH501 DF20A3R0Q0 DEGAUSS ELEMENT PTDAA1BF3R0Q100 TM101 076N0DW010 TRANSMITTER RC DW010 TU001 0145100059 TUNER VHF UHF ENV56DB6G3 V801 098Y200480 CRT W DY A48LGS30X19N45 X602 100CT3R505 CRYSTAL...

Page 31: ...M3L2 04C W223026 SPEC NO O R NO...

Page 32: ...SERVICE MANUAL Design and specifications are subject to change without notice COLOR TELEVISION RECEIVER MT1197 REVISION 1 MFR S VERSION A A MFR S VERSION B CRT A48LGS30X19N45 A48AKH13X04...

Page 33: ...10 MAIN PCB ASS Y VERSION A TMA525A A3L204C010 MAIN PCB ASS Y VERSION B TMA525A V801 098Q200490 CRT W DY A48AKH13X04 098Y200480 COLOR PICTURE TUBE W DY A48LGS30X19N45 MAIN PCB s are not interchangeabl...

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