9. A/V INPUT AND OUTPUT CHECKING
No.Adjusting pointAdjusting procedure/conditionsWaveform or others
1VIDEO AND1. Receive the "PAL Colour Bar" signal (100% White
AUDIOColour Bar, Sound 400 Hz 100% Mod).
OUTPUT2. Terminate the Video output with a 75 ohm imped-
CHECKance. Make sure the output is as specified (1.0
Vp-p ?3dB).
3. Terminate the Audio output with a 10k ohm im-
pedance. Make sure the O/P is as specified
(1.76 Vp-p ?3 dB).
2VIDEO AND1. Using the TV/AV key on the remote controller,
AUDIO INPUTmake sure that the modes change in order of TV,
CHECKAV & TV again and the video & audio output are
according to the input terminal for each mode. If
connect input to Front and Rear AV terminal, in-
put terminal of Front AV will be selected.
10. FUNCTION OPERATION CHECKING (VIDEO AND AUDIO)
No.Adjusting pointAdjusting procedure/conditionsWaveform or others
1CONTRAST1. Receive "Monoscope Pattern" signal.
key2. Set P-Mode to select CONTRAST.
3. Press Volume Up/Down key to check whether the
CONTRAST effect is OK or not.
2COLOUR key1. Receive "Colour Bar" signal.
2. Set P-Mode to select COLOUR.
3. Press Volume Up/Down key to check whether
the COLOUR effect is OK or not.
3BRIGHTNESS1. Receive "Monoscope Pattern" signal.
key2. Set P-Mode to select BRIGHTNESS.
3. Press Volume Up/Down key to check whether
the BRIGHTNESS effect is OK or not.
4TINT key1. 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 di-
rection whether is OK or not.
5SHARPNESS1. Receive "Monoscope Pattern" signal.
Key2. Set P-mode to select SHARPNESS.
3. Press Volume Up/Down key to check whether
the SHARPNESS effect is OK or not.
6CH DISPLAY1. All Ch (1~99) will have an OSD display of the
COLOURchannel number in green colour under AFT ON
condition.
3 - 12 |
ACEC
