Worth Data LZ102-RF manuals

Worth data LZ102-RF Service Manual (66 pages)

Brand: Worth-data | Category: CRT TVs | Size: 3.69 MB |

English

Table of contents

COLOR TELEVISION

1

TABLE OF CONTENTS

2

SAFETY INSTRUCTIONS

3

Attention Serviceman

4

SERVICING PRECAUTIONS

5

SCREEN VR

8

FOCUS VR

8

REPLACEMENT OF THE CRT

9

SERVICE MODE

10

ELECTRICAL ADJUSTMENT

12

CONVERGENCE ADJUSTMENT

14

CIRCUIT CHECKS

17

(A) 31.5 kV

18

(B) 32.6 kV

18

(C) 24.5V

18

TV front

19

Remote Control

20

TV/CABLE function

21

CH PROGRAM function

21

ADD/ERASE function

21

THIS PAGE IS

22

INTENTIONALLY LEFT

22

CIRCUIT BLOCK DIAGRAM

23

MECHANICAL DISASSEMBLY

24

SPECIFIC INFORMATIONS

25

CAPACITORSCAPACITORS

25

CAPACITORS

25

RESISTORSRESISTORS

33

RESISTORS

33

COILS & TRANSFORMERS

43

SEMICONDUCTORSSEMICONDUCTORS

46

SEMICONDUCTORS

46

MISCELLANEOUSMISCELLANEOUS

50

MISCELLANEOUS

50

SIGNAL/CONV BOARD PB9581

55

DEF/POWER BOARD PB9582

56

BOTTOM (FOIL) SIDE

56

A/V BOARD PB9583

57

HYPER PRO BOARD PB9584

58

DPC BOARD PB9602

58

CRT/D-RED BOARD PB9586-1

59

CRT/D-GRN BOARD PB9586-2

59

CRT/D-BLU BOARD PB9586-3

60

D-COVER BOARD PB9486

60

SVM-R BOARD PB9586-4

61

SVM-G BOARD PB9586-5

61

SVM-B BOARD PB9586-6

62

FRONT-CON BOARD PB9615-1

62

SRS BOARD PB9587

63

FRONT-IN BOARD PB9615-2

63

REM BOARD PB9615-3

63

GENERAL ADJUSTMENTS

65

Worth data LZ102-RF Service Manual (52 pages)

Brand: Worth-data | Category: CRT TVs | Size: 3.03 MB |

English

Table of contents

COLOR TELEVISION

1

TABLE OF CONTENTS

2

SAFETY INSTRUCTIONS

3

SET-UP ADJUSTMENT

4

SERVICE MODE

8

GENERAL ADJUSTMENTS

10

ELECTRICAL ADJUSTMENTS

11

CIRCUIT CHECKS

13

TV Front

15

Remote Control

16

TV/CABLE function

17

CH PROGRAM function

17

ADD/ERASE function

17

SPECIFIC INFORMATIONS

19

CAPACITORSCAPACITORS

19

CAPACITORS

19

RESISTORSRESISTORS

25

RESISTORS

25

COILS & TRANSFORMERS

34

SEMICONDUCTORSSEMICONDUCTORS

37

SEMICONDUCTORS

37

MISCELLANEOUSMISCELLANEOUS

40

MISCELLANEOUS

40

SIGNAL/CONV BOARD PB9568

43

POWER/DEF BOARD PB9565

44

CONTROL-1 BOARD PB9570

45

CONTROL-2 BOARD PB9571

46

HYPER PRO BOARD PB9584

47

CRT/ VM BOARD PB9569

47

SRS PRO BOARD PB9587

48

LOW B BOARD PB9567

48

AC IN BOARD PB9566

48

B: 0.7 V (p-p), 75 ohm

51

R: 0.7 V (p-p), 75 ohm

51

LZ202-RF Service Manual English

English

Worth Data LZ202-RF Service manual, 88 pages

Worth Data devices