Sharp 20U200, Руководство по обслуживанию

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11
20U200, 20U250 51U200, 51U250 51U500, 51U550
11-1 11-2
FUNCTION OPERATION CHECKING (VIDEO AND AUDIO)
NO. Adjustment part Adjusting procedure and conditions Waveform and others
1
2 COLOUR Key 1. Receive "Colour Bar" signal.
2. Set PICTURE MENU to select COLOUR.
3. Press Volume Up/Down key to check whether
the COLOUR effect is OK or not.
CONTRAST
Key 1. Receive "Monoscope Pattern" signal.
2. Set PICTURE MENU to select CONTRAST.
3. Press Volume Up/Down key to check whether
the CONTRAST effect is OK or not.
3 BRIGHTNESS
Key 1. Receive "Monoscope Pattern" signal.
2. Set PICTURE MENU to select BRIGHTNESS.
3. Press Volume Up/Down key to check whether
the BRIGHTNESS effect is OK or not
4 TINT key 1. Receive the "NTSC Colour Bar" signal through
AV in.
2. Set PICTURE MENU 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.
5 SHARPNESS
Key 1. Receive "Monoscope Pattern" signal.
2. Set PICTURE MENU to select SHARPNESS.
3. Press Volume Up/Down key to check whether
the SHARPNESS effect is OK or not.
6 CH DISPLAY
COLOUR 1. All Ch (1~99) will have an OSD display of the
channel number in green colour under AFT ON
condition.
7 NORMAL Key 1. Once in PICTURE / SOUND MENU and the
NORMAL key is pressed, all the settings will
be present to normal setting. (Normal setting
value for every mode).
CONTRAST : MAX TREBLE : CENTER
COLOUR : CENTER BASS : CENTER
BRIGHTNESS : CENTER SURROUND : OFF
TINT : CENTER SURROUND LEVEL : CENTER
SHARPNESS : CENTER BALANCE : CENTER
8 WHITE TEMP 1. Receive "Monoscope Pattern" signal.
2. Set PICTURE MENU to select WHITE TEMP.
3. Press Volume Up/Down key to check WHITE
TEMP Option, STANDARD:
NORMAL SETTING, WARM for more
REDDISH direction changing, COOL for more
BLUISH direction changing.
FUNCTION OPERATION CHECKING (VIDEO AND AUDIO)
(Continued)
NO. Adjustment part Adjusting procedure and conditions Waveform and others
9 COLOUR
SYSTEM 1. Receive the "PAL COLOUR BAR" signal, press
the COLOUR SYSTEM key to select modes
except PAL, check the COLOUR is not working
properly. Then, select the "PAL" mode. Check
again its colour so that it is working properly.
2. 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, select
the "NTSC 4.43/3.58" mode. Check again its
colour so that it is working properly.
10 SOUND
SYSTEM 1. Receive "PAL-B/G" signal, check the sound
output is working properly or not.
11 NOISE MUTE
CHECKING 1. Receive "PAL COLOUR BAR" signal.
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.
12 OSD
LANGUAGE
QUANTITY
CHECK Check OSD LANGUAGE quantity and type.
13 SOUND
CONTROL
(BASS/TRE/
BAL) 1. Receive "Monoscope Pattern" signal.
2. Set SOUND MENU to select BASS/TRE/BAL.
3. Select each item, and press Volume Up/Down
Key to check the sound effect.
14 SURROUND
FUNCTION
CHECKING 1. Receive STEREO Music signal thru AV.
2. Press SURROUND Key to select following
mode
SURROUND OFF
↓
SURROUND 1 (Check SURROUND sound effect)
Check the level of SURROUND 1 effect by
increasing and decreasing the level control
3. Receive MONO Music signal and press
SURROUND Key to select following mode.
SURROUND
2
(Check MONO sound effect)