Toshiba 20A1VX Manual de serviço - Página 6

Procurar online ou descarregar pdf Manual de serviço para TV Toshiba 20A1VX. Toshiba 20A1VX 32 páginas. Colour tv

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1. ENTERING TO SERVICE MODE

1) Press o button once on

Remote Control.

2. DISPLAYING THE ADJUSTMENT MENU

Press MENU button on TV.

Adjustment mode

ITEM

DATA

3. KEY FUNCTION IN THE SERVICE MODE

The following key entry during display of adjustment menu provides special functions.

A single horizontal line ON/OFF:

Test signal selection :

Selection of the adjustment items :

Change of the data value :

Adjustment menu mode ON/OFF :

Initialization of the memory (QA02) :

Reset the count of operating protect

circuit to "00":

"RCUT" selection :

"GCUT" selection :

"BCUT" selection :

"CNTX" (or "SCNT") selection :

"COLC" selection :

"TNTC" selection :

Test audio signal ON/OFF (1kHz) :

Self diagnostic display ON/OFF :

CAUTION : Never try to perform initialization unless you have changed the memory IC.

SERVICE MODE

2) Press o button again to

keep pressing.

Item

Press

Data

Press

- / - - button (on Remote) or a button (on TV)

a button (on Remote)

CHANNEL s/t (on TV & Remote)

VOLUME ; +/– (on TV & Remote)

MENU button on TV

CALL + CHANNEL button on TV (s)

CALL + CHANNEL button on TV (t)

1 button

2 button

3 button

4 button

5 button

6 button

8 button

9 button

– 6 –

3) While pressing the o button,

press MENU button on TV set.

Item

Data

(Service mode display)

Service mode

Color thickness correction

note: Displayed differently as shown below, de-

pending on the setting of the receiving color

system.

COLP (PAL)

COLC (NTSC)

COLS (SECAM)