Panasonic PT-51G54CA Manual de serviço - Página 17

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Digital Convergence

The following is a flowchart outlining the procedures for Digital Convergence. Use these procedures when

replacing the following parts:

IC7101 (EEPROM in Digital Convergence Circuit,

( .

C-Board)

any CRT

any High Voltage Producing Parts

any Part that affects Convergence, when

changed

Exit

DatdCursor-

Enter

(Action)\

R.G.B.

Selection

Pattern (Rev)

NormalIFine--

Store

COPY

/ '

Initialize (LSI)

Mode

START

OSD

ONIOFF

Mode.

Enter

"V"

Options Adjustment

Section.

Clear

Select "VO" and

check

Static

Convergence

Align Static Conver-

gence

Select "V1 "

Point Convergence

Note

1 1

alignment, set all data of Static Convergence

when convergence is completed.

"V1

Point Convergence Mode must be active

prior to copying data.

1. Press the Copy Key (8 on the numeric

keypad).

12.

Using the Channel UPIDOWN buttons.

select the plane that is to be copied.

Press

Enter key (ACTION button).

3. Usina the Channel UPIDOWN buttons.

selez the destination plane. Press Enter

key (ACTION button).

mplate, the misaligned rasters may be

adjusted to merge with the good ones.

Note: It may be necessary to inject a monoscope

pattern into one of the ANT terminals to complete

some of the procedures.

Set TV to view test pattern before proceeding

Press

POWER

button on remote to cycle through

Adjustment Options.

Select

"V"

Options.

If necessary, press Channel UPIDOWN on

remote until

"VO"

is displayed.

Press Volume LEFTIRIGHT on remote to enter

"VO" Static Convergence Mode.

Static

Convergence

1. Using the Channel UPIDOWN and Volume

LEFTIRIGHT buttons, align the Green

Horizontal and Vertical test marks with the

Screen Frame mechanical reference

marks.

2. Press ACTION button to cycle through

options and exit Static Convergence Mode.

Press Channel UPIDOWN on remote until " V l "

is displayed.

Press Volume LEFTIRIGHT on remote to enter

"V1" Point Convergence Mode.