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B
2000PN
Contrast
Oscilloscope
;
a
Adjustment
a
It
it | Test
poin
7
Adjustment
lem
Test equipmen
'est points
ioeations
justment
procedure
=
Contrast
Oscitloscope
TP-G
$04 (CONTRAST) | 1. Supply an NTSC color bar input to Video A.
(Video input, | Signa! generator
[CRT socket
[SERVICE MENU] ; 2. Set the Color Off switch to off.
NTSC)
(Color bar}
Pwe]
3. Connect oscilloscope to TP-G.
4. Adjust the waveform jevel to 24 Vp-p with S04.
5, Set the Color Off switch to Color.
24Vp.p
Chroma
Oscilloscope
'TP-B
$05 (CHROMA)
1. Supply an NTSC color bar input to Video A,
(Video input,
| Signal generator
[CRT socket
JSERVICE MENU] | 2. Connect oscilloscope to TP-G.
PAL)
{Color bar)
Pwe]
3. Adjust S05 to obtain a straight line waveform.
TP-G
$06 (CONTRAST) | 1 . Supply an NTSC color bar input to Video A.
1
(Video input, | Signal generator
[CRT socket
{SERVICE MENU] | 2. Set the Color Off switch to off.
PAL)
(Color bar)
PWB]
3. Connect oscilloscope to TP-G.
4, Adjust the waveform level to 24 Vp-p with S06.
5. Set the Color Off switch to Color,
24Vpp
Phase
Oscilloscope
TP-B
$07 (PHASE)
1. Supply an NTSC 4.43 color bar input to Video
(Video
Signal generator
[CRT socket
[SERVICE MENU]
A
input,NTSC
{Color bar NTSC
| PWB]
2. Connect oscilloscope to TP-G.
4.43)
4.43)
3. Adjust S07 to obtain a straight line waveform.
(No.51042) 39
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