Sharp 20BM2 Service-Handbuch - Seite 10

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FUNCTION OPERATION CHECKING (VIDEO AND AUDIO)

NO. Adjustment part

Adjusting procedure and conditions

CONTRAST

1. Receive "Monoscope Pattern" signal.

KEY

2. Set P-Mode to select CONTRAST.

3. Press Volume Up/Down key to check whether

the CONTRAST effect is OK or not.

1. Receive "Colour Bar" signal.

COLOUR KEY

2. Set P-Mode to select COLOUR.

3. Press Volume Up/Down key to check whether

the COLOUR effect is OK or not.

BRIGHTNESS

1. Receive "Monoscope Pattern" signal.

KEY

2. Set P-Mode to select BRIGHTNESS.

3. Press Volume Up/Down key to check whether

the BRIGHTNESS effect is OK or not

TINT KEY

1. Receive the "NTSC Colour Bar" signal thru AV

in.

2. Set P-Mode to select TINT.

3. Press Volume Up/Down key to check TINT, UP

for GREEN direction and DOWN for PURPLE

direction whether is OK or not.

SHARPNESS

1. Receive "Monoscope Pattern" signal.

2. Set P-mode to select SHARPNESS.

KEY

3. Press Volume Up/Down key to check whether

the SHARPNESS effect is OK or not.

CH DISPLAY

1. All Ch (1~99) will have an OSD display of the

COLOUR

channel number in green colour under AFT ON

condition.

NORMAL KEY

1. Once in PICTURE Mode, and the NORMAL

key is pressed, all the settings will be present

to normal setting.

(Normal setting value for every mode).

» CONTRAST

» COLOUR

» BRIGHTNESS

» TINT

» SHARPNESS

WHITE TEMP

1. Receive "Monoscope Pattern" signal.

2. Set FUNCTION to select WHITE TEMP.

3. Press Volume Up/Down key to check WHITE

TEMP Option, STANDARD:

NORMAL SETTING, WARM for more RED-

DISH direction changing, COOL for more BLU-

ISH direction changing.

Waveform and others

Note:If nothing is display mean

contrast, colour, bright, tint

or sharpness are all in nor-

mal setting.

: MAX

: CENTER

10-1

FUNCTION OPERATION CHECKING (VIDEO AND AUDIO)

(Continued)

NO. Adjustment part

Adjusting procedure and conditions

COLOUR

1. Receive the "PAL COLOUR BAR" signal, press

SYSTEM

the COLOUR SYSTEM key to select modes

except PAL, check the COLOUR is not work-

ing properly. Then, select the "PAL" mode.

Check again its colour so that it is working prop-

erly.

2. Receive "SECAM COLOUR BAR" signal,

press COLOUR SYSTEM key to select modes

except SECAM, check the COLOUR is not

working properly. Then, select the "SECAM"

mode. Check again its colour so that it is work-

ing properly.

3. Receive "NTSC 4.43/3.58 COLOUR BAR" sig-

nal thru AV, press COLOUR SYSTEM key to

select modes except N4.43/3.58, check the

COLOUR is not working properly. Then, se-

lect the "NTSC 4.43/3.58" mode. Check again

its colour so that it is working properly.

SOUND

1. Receive "PAL-D/K" signal, press the "SOUND

SYSTEM

SYSTEM" turn to B/G, I. Check the sound out-

put is not working properly. Select D/K and

check the sound output to make sure it is work-

ing properly.

2. Receive "PAL-I" signal, press the "SOUND

SYSTEM" to select B/G, D/K. Check the sound

output is not working properly. Select I and

check the sound output to make sure it is work-

ing properly.

3. Receive "PAL-B/G" signal, press the "SOUND

SYSTEM" to select I, D/K. Check the sound

output is not working properly. Select B/G and

check the sound output to make sure it is work-

ing properly.

NOISE MUTE

1. Receive "PAL COLOUR BAR" signal.

CHECKING

2. Turn up the volume control to maximum, make

sure the sound is heard from the speakers.

Then put the unit in no signal state.

3. Check the sound mute is effective.

4. Finally turn sound level of CTV to minimum.

OSD

There are six language as below;

LANGUAGE

English, Russian, Chinese, French, Arabic and

QUANTITY

Malay.

CHECK

Waveform and others

10-2