14Gt15 - Sharp 14GT15 Service Manual

FUNCTION OPERATION CHECKING (VIDEO AND AUDIO)
No. Adjusting point
1 CONTRAST 1. Receive "Monoscope Pattern" signal.
key 2. Set P-Mode to select CONTRAST.
3. Press Volume Up/Down key to check whether the
2 COLOUR key 1. Receive "Color Bar" signal.
2. Set P-Mode to select COLOUR.
3. Press Volume Up/Down key to check whether
3 BRIGHTNESS 1. Receive "Monoscope Pattern" signal.
key 2. Set P-Mode to select BRIGHTNESS.
3. Press Volume Up/Down key to check whether
4 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
5 SHARPNESS 1. Receive "Monoscope Pattern" signal.
Key 2. Set P-mode to select SHARPNESS.
3. Press Volume Up/Down key to check whether
6 CH DISPLAY 1. All Ch (1~99) will have an OSD display of the
COLOUR
7 NORMAL Key
1. Once in PICTURE Mode, and the NORMAL key
8 WHITE TEMP 1. Receive "Monoscope Pattern" signal.
2. Set FUNCTION to select WHITE TEMP.
3. Press Volume Up/Down key to check WHITE
Adjusting procedure/conditions
CONTRAST effect is OK or not.
the COLOUR effect is OK or not.
the BRIGHTNESS effect is OK or not.
for GREEN direction and DOWN for PURPLE di-
rection whether is OK or not.
the SHARPNESS effect is OK or not.
channel number in green colour under AFT ON
condition.
is pressed, all the settings will be present to nor-
mal setting.
(Normal setting value for every mode).
» CONTRAST
: MAX
» COLOUR
: CENTER
» BRIGHTNESS
: CENTER
» TINT
: CENTER
» SHARPNESS
: CENTER
TEMP Option, STANDARD:
NORMAL SETTING, WARM for more REDDISH
direction changing, COOL for more BLUISH di-
rection changing.
Notes:If nothing is display
17
Waveform and others
mean contrast, colour, bright,
tint, sharpness are all in nor-
mal setting.

14GT15

14GT20