Toshiba 50A50 55A60, 50A60 KEY Function Convergence Adjustment, Centering Adjustment

Page 13

CONVERGENCE ADJUSTMENT

Adjust convergence from center to circumference in order.

 

 

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

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RCUT

 

 

 

 

 

 

 

 

 

 

 

 

40H

 

 

 

 

KEY FUNCTION IN THE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CONVERGENCE ADJUSTMENT:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Up :

2 button

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Selet Green color:

3 button

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Left :

4 button

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

Blinking of cursor ON/OFF:

5 button

Right:

6 button

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

27.5

Adjust mode ON/OFF:

7 button

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Down:

8 button

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Erase Green line:

0 button

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Erase Red line:

100 button

Cursor

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Erase Blue line:

CHRTN (ENT) button

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P = 50.5 x14 (50")

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

55.8 x14 (55")

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

62 x14 (61")

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

27.5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P = 84 x12 (50")

 

 

 

 

4

 

 

 

4

 

 

 

 

 

 

92 x12 (55")

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

103 x12 (61")

 

 

 

Note:

 

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

 

 

 

Adjusting procedure in replacing conver-

The cursor should be blinking in Red.

 

 

 

gence board.

 

This means that the Red color is adjustable.

 

 

 

1. User convergence center check. Make

Adjustment around cursor can be done.

 

 

 

sure the best convergence setting is

3. Press “3” button to select Green color to be adjusted.

 

 

 

about the center of adjustable range.

4. Press “5” button to stop the blinking of cursor.

 

 

 

2. CENTERING ADJUSTMENT

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

3. PICTURE POSITION ADJUSTMENT

cross-hatch pattern as above.

 

 

 

4. HIT, WID ADJUSTMENT

 

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

5. CONVERGENCE ADJUSTMENT

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.

SPECIFIC INFORMATIONS GENERAL ADJUSTMENTS

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Image 13
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 Capacitors Chassis Replacement Parts ListOMF 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 Picture Tube PC Board AssembliesTuner 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 FRONT-IN Board PB9454-9 FRONT-CONV Board PB9454-5REM Board PB9454-10 SVM Board PB9454-6 FRONT-CON Board PB9454-8 Terminal View of Transistors Memo Specifications Representative 50A60 Toshiba Corporation