18
14GT15
14GT20
FUNCTION OPERATION CHECKING (VIDEO AND AUDIO)
(Continued)
No. Adjusting point
Adjusting procedure/conditions
Waveform and others
COLOUR
SYSTEM
1. Receive the "PAL COLOUR BAR" signal, press
the COLOUR SYSTEM key to select modes ex-
cept PAL, check the COLOUR is not working prop-
erly. Then, select the "PAL" mode. Check again
its colour so that it is working properly.
2. Receive "NTSC 4.43/3.58 COLOUR BAR" signal
through AV, press COLOUR SYSTEM key to se-
lect modes except N4.43/3.58, check the COL-
OUR is not working properly. Then, select the
"NTSC 4.43/3.58" mode. Check again its colour
so that it is working properly.
9
SOUND
SYSTEM
10
1. Receive "PAL-B/G" signal, and check the sound
output is working properly or not.
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.
NOISE MUTE
CHECKING
11
OSD LAN-
GUAGE
QUANTITY
CHECK
Check OSD LANGUAGE quantity and type as be-
low:
ENGLISH, THAI.
12
HEADPHONE JACK CHECKING (FOR B & C MODELS ONLY)
No. Adjusting point
Adjusting procedure/conditions
Waveform and others
HEADPHONE
OUTPUT
CHECKING
1. Receive PAL COLOUR PAR with SOUND 400Hz,
100% MODULATION (
±
50kHz Dev).
2. Maximum volume, and check the headphone
output with 400Hz sound and no sound out from
speaker.
1
Содержание 14GT15
Страница 32: ...32 14GT15 14GT20 1 2 3 4 5 6 7 8 9 10 A B C D E F G H I J MODEL 14GT15 CHASSIS LAYOUT ...
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Страница 34: ...34 14GT15 14GT20 WAVEFORMS ...
Страница 40: ...41 14GT15 14GT20 40 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 C DIAGRAM MODEL 14GT15 MAIN Unit ...
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Страница 42: ...45 14GT15 14GT20 44 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 AGRAM 1 3 M0DEL 14GT15 MAIN BLOCK ...
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Страница 46: ...51 14GT15 14GT20 50 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 Unit Wiring Side ...
Страница 47: ...53 14GT15 14GT20 52 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 Unit Component Side ...