Sharp 21F-PA18, Service Manual

Page: 26 / 89

21F-PD250 / 21F-PT220 / 21F-PA18 / 21F-PA18(B)
3 – 23
No. Adjustment point Adjustment procedure/conditions Waveform and others
WHITE TEMP
1) Receive "Monoscope Pattern" signal.
2) Set MENU, then go into PICTURE mode to se-
lect WHITE TEMP
3) Press Vo ume Up/Down key to check WHITE
TEMP function The back ground will change to
(shift right) bluish and (shift left) reddish.
8
NORMAL Key 7 1) Once in PICTURE Mode, and the NORMAL key is
pressed, all the settings will be preset to normal setting
accordingly.
*
Note:
In NORMAL Mode, when
press NORMAL key, will ap-
pear NORMAL OSD and all
setting PICTURE function
set to NORMAL.
PICTURE MODE
CONTRAST 60
COLOUR +6
BRIGHTNESS 0
TINT CENTER
SHARPNESS +6
WHITE TEMP Mid
COLOUR
SYSTEM 9
1) Receive the "PAL COLOUR BAR" signal, press
MENU, choose CH-SETTING to select COLOR
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" signal, press MENU, choose
CH-SETTING to select COLOR modes except
N443, check the COLOUR is not working properly.
Then, select the N443 mode. Check again its col-
our so that it is working properly.
3) Receive "NTSC 3.58" signal thru AV, press MENU,
choose CH-SETTING to select COLOR modes ex-
cept N358, check the COLOUR is not working
properly. Then, select the N358 mode. Check again
its colour so that it is working properly.
SOUND
SYSTEM 10
1) Receive "PAL-B/G" signal, press the “SOUND
SYSTEM” to select D/K. Check the sound output
in not working proprely. Select B/G and check the
sound output to make sure it is working properly.
11 OSD
LANGUAGE
QUANTITY
CHECK 1) Check OSD LANGUAGE quantity and type for
respect model.
MODEL QUANTITY ENGLISH THAI
ALL MODEL 2 O O
2) Receive "PAL-D/K" signal, press the “SOUND
SYSTEM” to select B/G. Check the sound output
in not working proprely. Select D/K and check the
sound output to make sure it is working properly.