Toshiba 50A50 55A60, 50A60 Specific Informations Setting & Adjusting Data, Safety Instructions

Page 17

CHAPTER 2 SPECIFIC INFORMATIONS

SETTING & ADJUSTING DATA

SAFETY INSTRUCTIONS

 

 

43", 50", 55", 61"

HIGH VOLTAGE AT ZERO BEAM:

(A)

31.3 kV

MAX HIGH VOLTAGE:

(B)

32.4 kV

Table-1

SERVICE MODE

ADJUSTING ITEMS AND DATA IN THE SERVICE MODE:

GENERAL ADJUSTMENTS

Item

Name of adjustment

Preset

Date

 

 

 

 

RCUT

R CUTOFF

40H

GCUT

G CUTOFF

40H

BCUT

B CUTOFF

40H

GDRV

G DRIVE

40H

BDRV

B DRIVE

40H

CNTX

SUB CONT MAX

7FH

BRTC

SUB-BRIGHT

80H

COLC

SUB-COLOR

50H

TNTC

SUB-TINT

44H

SCOL

SUB COLOR

05H

SCNT

SUB-CONTRAST

10H

HPOS

HORIZ. POSITION

19H

VPOS

VERT. POSITION

00H

HIT

HEIGHT

64H

LIN

V-LINEARITY

12H

VSC

V-S CORRECTION

10H

WID

PICTURE WIDTH

28H

23H

VPS

V-SHIFT

18H

 

 

 

 

Item

Name of adjustment

Preset

Date

 

 

 

 

VCP

V-COMPENSATE

0AH

PARA

E-W PARABOLA (DPC)

29H

CNR

E-W CORNER

08H

TRAP

TRAPEZIUM

10H

HCP

H-COMPENSATE

00H

VFC

V-F CORRECT

00H

PHUE

PIP TINT

00H

PCNT

PIP CONT

00H

PCOL

PIP COLOR

0FH

RGBB

RGB BRIGHT

54H

PROF

PIP R OFFSET

00H

PBOF

PIP B OFFSET

00H

PGOF

PIP YG OFFSET

00H

STRH

START H

67H

STRP

START PTN

8AH

VLD

VLD

41H

VCEN

V POSITION

81H

TVOP

TV OPTION

00H

 

 

 

 

SPECIFIC INFORMATIONS

Table-2

CIRCUIT CHECKS

FBT DETECTION VOLTAGE (C) 24.5V

Table-3

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Contents 50A60, 50A50 Table of Contents RAY Radiation Precaution General Adjustments Safety InstructionsSafety Precaution Product Safety NoticeLeakage will Occur CRT Assembly Replacement and MountingAdjusting Procedure in Replacing CRT Servicing PrecautionsB Focus Adjustment Picture Tube Components AdjustmentTilt Adjustment Centering AdjustmentScreen VR Focus VR Location of Screen and Focus VR’SReplacement of High Voltage Cable Replacement of the CRTEntering to Service Mode Service ModeDisplaying the Adjustment Menu KEY Function in the Service ModeAdjusting the Data Selecting the Adjusting ItemsExit from Service Mode Self Diagnostic FunctionAdjustment Procedure Electrical AdjustmentHIT HeightWidth WIDKEY Function Convergence Adjustment Convergence AdjustmentCentering Adjustment Picture Position AdjustmentReplacing Convergence Unit CRT ReplacementHOW to Clean Screen HOW to Clean Lens and MirrorScreen and Mirror Alignments Assembling Front ScreenHigh Voltage Check Circuit ChecksAnode Voltage Measuring Method FS Circuit CheckSafety Instructions Specific Informations Setting & Adjusting DataService Mode Adjusting Items and Data in the Service Mode Circuit ChecksTV/VIDEO Power Volume T S Exit Demo MenuRecall Power Timer TV/VIDEO ResetLight MuteTV/CABLE function Programming Channel MemoryCircuit Block Diagram Mechanical Disassembly OMF Chassis Replacement Parts ListCapacitors Specific Informations General Adjustments Specific Informations General Adjustments Specific Informations General Adjustments Resistors Specific Informations General Adjustments Specific Informations General Adjustments Specific Informations General Adjustments Specific Informations General Adjustments Specific Informations General Adjustments Coils & Transformers TFB3086AD SemiconductorsIC, MC14053BFEL Miscellaneous Tuner PC Board AssembliesPicture Tube Cabinet Parts AccessoriesBottom Foil Side SIGNAL/CON Board PB9450DEF/POWER Board PB9451 BACK/AV Board PB9452 DIGI-COMB Board PB9398 DIGI-CONV Board PB9453Drive Board PB9454-3 Drive Board PB9454-1Drive Board PB9454-2 REM Board PB9454-10 FRONT-CONV Board PB9454-5FRONT-IN Board PB9454-9 SVM Board PB9454-6 FRONT-CON Board PB9454-8 Terminal View of Transistors Memo Specifications Representative 50A60 Toshiba Corporation