TOSHIBA 43A20 - Service Manual Immediate Download

TOSHIBA CORPORATION

1-1, SHIBAURA 1- CHOME, MINATO-KU, TOKYO 105-8001, JAPAN

FILE NO. 023-200023

SERVICE MANUAL

PUBLISHED IN JAPAN.

Jul., 2000

COLOR TELEVISION

N0NSP Chassis

43A10, 43AX60

(TAC0054)

(TAC0057)

SUMMARY

43A10, 43AX60 are the same as 50A60 except for the parts and bus data of micro-processor, Con-

vergence ajustment and Mechanical disassembly tabled on back of this sheet.

Use this service manual together with the service manual of 50A60, 50A50, 55A60, 61A60

(File No. 020-200012).

SETTING & ADJUSTING DATA DIFFERENCES

SERVICE MODE

ADJUSTING ITEMS AND DATA IN THE SERVICE MODE:

Item

Name of adjustment

Preset

Data

HIT

VSC

WID

LIN

PARA

TRAP

5EH

0EH

29H

11H

26H

20H

V-HEIGHT

V-S CORRECTION

PICTURE WIDTH

V-LINEARITY

E-W PARABOLA(DPC)

TRAPEZIUM

64H

10H

28H

12H

29H

10H

Table-2

DESIGN MODE

ADJUSTING ITEMS AND DATA IN THE DESIGN MODE:

Item

Name of adjustment

Preset Data

Data

C1H

03H

OPT1

OPT2

80H

00H

OPTION 1

OPTION 2

Table-3

CONVERGENCE ADJUSTMENT

Adjust convergence from center to circumference in order.

RCUT

40H

2. Press "7" button to display the built-in cross-hatch pattern.

1. Select the adjustment mode following the steps on page 9 of original

service manual.

Cursor

21.5 (43")

26.5 (50")

28.5 (55")

31.0 (61")

P = 43.7 x14 (43")

50.5 x14 (50")

55.8 x14 (55")

62 x14 (61")

KEY FUNCTION IN THE

CONVERGENCE ADJUSTMENT:

Up :

2 button

Selet Green color:

3 button

Left :

4 button

Blinking of cursor ON/OFF: 5 button

Right:

6 button

Adjust mode ON/OFF:

7 button

Down:

8 button

Erase Green line:

0 button

Erase Red line:

100 button

Erase Blue line:

CHRTN (ENT) button

21.5 (43")

26.5 (50")

28.5 (55")

31.0 (61")

3.5 (43", 50")

4.0 (55")

5.0 (61")

P = 72.2 x12 (43")

84 x12 (50")

92.5 x12 (55")

102.5 x12 (61")

The pattern includes three colors (R, G, B).

The cursor should be blinking in Red.

This means that the Red color is adjustable.

Adjustment around cursor can be done.

3. Press "3" button to select Green color to be adjusted.

4. Press "5" button to stop the blinking of cursor.

5. Press "2 (up)", "8 (down)", "4 (left)" or "6 (right)" to obtain the correct

cross-hatch pattern as above.

If necessary, the specified color line can be erased from the screen.

100 button .................. to erase Red line

0 button .................. to erase Green line

RTN (ENT) button .................. to erase Blue line

6. Press "5" button to make the cursor blinking.

7. Press "2", "8", "4", "6" buttons to move the cursor to other point to be

adjusted.

8. Repeat steps 4 to 7.

9. Repeat steps 3 to 8 to adjust Red and Blue colors.

Converge the selected color line into the Green line.

10. Press "7" button to enter the adjusted states.

At this time, picture changes for about 1 second.

11. Press "7" button again to return to the normal picture.

Note:

Adjusting procedure in replacing conver-

gence board.

1. User convergence center check. Make

sure the best convergence setting is

about the center of adjustable range.

2. CENTERING ADJUSTMENT

3. PICTURE POSITION ADJUSTMENT

4. HIT, WID ADJUSTMENT

5. CONVERGENCE ADJUSTMENT

3.5 (43", 50")

4.0 (55")

5.0 (61")

MECHANICAL DISASSEMBLY

K502

K501

K503

LABELS

K601

A420

A201

A251

A254

(A257) (A258)

A103

A202

A102

K111

K112

K113

A101

20 SCREWS

SCREWS

9 SCREWS

4 SCREWS

11 SCREWS

4 SCREWS

SCREWS

6 SCREWS

A424

REPLACEMENT PARTS LIST DIFFERENCES

Location

No.

Part No.

Description

A101

23465852

Wood Cabinet

A102

23519892

Speaker Grille, R (43A10)

A102

23527147

Speaker Grille, R (43AX60)

A103

23519893

Speaker Grille, L (43A10)

A103

23527148

Speaker Grille, L (43AX60)

A201

23510392

Bezel (43A10)

A201

23540142

Bezel (43AX60)

A202

23450265

Control Panel (43A10)

A202

23450274

Control Panel (43AX60)

A251

23427384

Door (43A10)

A251

23427844

Door (43AX60)

A254

23445157

Knob, Power (43A10)

A254

23445424

Knob, Power (43AX60)

A255

23564376

Label

A257

23836492

Spring

A258

23451976

Push Catch

A420

23427355

Back Cover

A424

23540128

Back Board

A701

23525619

Case (43A10)

A701

23525654

Case (43AX60)

A703

23935778

Packing, Top

A708

23935779

Packing, Bottom

C477

24082943

PF, 3600pF,

±3%, 1500V

C621

24085960

EL, 4.7?F,

±20%, 50V,

Non-Polar (43A10)

C636

24085960

EL, 4.7?F,

±20%, 50V,

Non-Polar (43A10)

C646

24815223

Chip, 0.022?F,

±10%

C647

24815473

Chip, 0.047?F,

±10%

C648

24815333

Chip, 0.033?F,

±10%

C664

24669479

EL, 4.7?F,

±20%, 50V

CV10

24794100

EL, 10?F,

±20%, 16V

CV11

24232103

CD, 0.01?F, +80%, _20%, 50V

CV12

24232103

CD, 0.01?F, +80%, _20%, 50V

CZ01

24797478

EL, 0.47?F,

±20%, 50V

(43A10)

CZ02

24794101

EL, 100?F,

±20%, 16V (43A10)

CZ03

24092398

CD, 0.01?F, +80%, _20%, 25V

(43A10)

CZ04

24476103

CD, 0.01?F,

±30%, 16V

(43A10)

CZ05

24476103

CD, 0.01?F,

±30%, 16V

(43A10)

CZ06

24476103

CD, 0.01?F,

±30%, 16V

(43A10)

CZ07

24794101

EL, 100?F,

±20%, 16V (43A10)

CZ09

24567103

PF, 0.01?F (43A10)

CZ11

24567103

PF, 0.01?F (43A10)

CZ12

24474181

Chip, 180pF,

±10% (43A10)

CZ13

24476103

CD, 0.01?F,

±30%, 16V

(43A10)

CZ14

24476103

CD, 0.01?F,

±30%, 16V

(43A10)

CZ15

24473560

CD, 56pF (43A10)

CZ16

24473470

CD, 47pF (43A10)

CZ18

24092398

CD, 0.01?F, +80%, _20%, 25V

(43A10)

CZ19

24794330

EL, 33?F,

±20%, 16V (43A10)

CZ23

24092398

CD, 0.01?F, +80%, _20%, 25V

(43A10)

CZ27

24436080

CD, 8pF,

±0.25pF (43A10)

Location

No.

Part No.

Description

CZ28

24436151

CD, 150pF,

±0.25pF (43A10)

CZ29

24436151

CD, 150pF,

±0.25pF (43A10)

CZ30

24436101

CD, 10pF,

±0.25pF (43A10)

DB11

23358501

Diode (LED), SCL003URC5F

DB14

23118859

Diode, 1SS133

* E031Z

CRT-D/R Board, PB9454C1

(43A10)

* E031Z

CRT-D/R Board, PB9454F1

(43AX60)

* E032Z

CRT-D/G Board, PB9454C2

(43A10)

* E032Z

CRT-D/G Board, PB9454F2

(43AX60)

* E033Z

CRT-D/B Board, PB9454C3

(43A10)

* E033Z

CRT-D/B Board, PB9454F3

(43AX60)

* E034Z

FRONT-CON Board, PB9454C8

(43A10)

* E034Z

FRONT-CON Board, PB9454F8

(43AX60)

* E035Z

FRONT-IN Board, PB9454C9

(43A10)

* E035Z

FRONT-IN Board, PB9454F9

(43AX60)

* E036Z

SVM Board, PB9454C6

(43A10)

* E036Z

SVM Board, PB9454F6

(43AX60)

* E037Z

2L-COMB Board, PB9454C7

(43A10)

* E040Z

REM Board, PB9454C10

(43A10)

* E040Z

REM Board, PB9454F10

(43AX60)

K111

23430512

Delta, 67-A/B Assembly

K112

23430512

Delta, 67-A/B Assembly

K113

23430512

Delta, 67-A/B Assembly

K501

23430786

Lenti Sheet, SCREEN43KK-L

K502

23837526

Fresnel Sheet, SCREEN43KH-F

K503

23430776

CONT-SCR43DK

K601

23430514

Mirror, MIRROR43H (43A10)

K601

23430601

Mirror, MIRROR43J (43AX60)

K912

23306359

Remote Hand Unit, CT-90037

(43A10)

K912

23306370

Remote Hand Unit, CT-90047

(43AX60)

K912A

23101998

Battery, R6KGT SP-2T (43A10)

L407

23248196

Coil, Choke, TLN3457AD

LV19

23238705

Coil, Peaking, TRF4560AJ

LZ01

23289330

Coil, Peaking, TRF4330AF

(43A10)

LZ02

23103880

Coil (Ferrite Bead), TEM2011Y

(43A10)

LZ03

23289339

Coil, Peaking, TRF43R3AF

(43A10)

LZ04

23103880

Coil (Ferrite Bead), TEM2011Y

(43A10)

LZ05

23289100

Coil, Peaking, TRF4100AF

(43A10)