20CT-250
FUNCTION CHECK (VIDEO AND AUDIO)
No. Adjusting pointAdjusting procedure/conditionsWaveform and others No. Adjusting pointAdjusting procedure/conditionsWaveform and others
1Contrast key 1. Receive the E-5CH signal.7Channel sign1. The display colour of all the channel (0-99) signs
2. Select the contrast on the P-MODE screen.display colourmust be green Under the AFT on mode.
3. Check whether the Contrast is OK or not with Up/
Down keys.
2Colour key1. Receive the E-12CH signal.
2. Select the colour on the P-MODE screen.
3. Check whether the Colour is OK or not with Up/
Down keys.
8COLOUR1. Receive the NTSC 3.58 colour bar (A/V) signal.
SYSTEM keyUsing the COLOUR SYSTEM key, select a mode
other than N3.58 and make sure the colour sys-
3Brightness1. Receive the E-5CH signal.tem does not work properly.
key2. Select the brightness on the P-MODE screen.
3. Check whether the Brightness is OK or not with
Up/Down keys.
4Tint key1. Receive the NTSC colour bar signal. (A/V In Only)
2. Select the tint on the P-MODE screen.
3. The tint must be changeable toward green with
109Bilingual Key1. Receive Bilingual sound signal, press the "Bilin-
gual" key. Check whether there is changethe UP key and toward red with the DOWN key.
SOUND-1 to SOUND-2.
5PIC-Normal.1. Press the Normal key on the P-MODE screen to* The contrast, colour, brightness,
keymake sure all the displayed items are at normaltint and sharpness settings are
settings.all normal when these items do
not appear on the screen.
See below for the normal settings.
E Contrast: MAX
E Colour: CENTER
E Brightness : CENTER10 Noise mute1. Receive the PAL Colour Bar signal.
E Tint: CENTERcheck2. Turn up the sound volume to maximum and make
E Sharpness : CENTERsure the sound is heard normally from the speak-
ers. Then cut off the signal.
3. Make sure the sound muting functions.
4. Finally turn down the sound volume to minimum.
6Sharpness key1. Receive the E-5CH signal.
2. Select the sharpness on the P-MODE screen.
3. Check whether the Sharpness is OK or not with
Up/Down keys.
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