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JVC TK-1280E Service Manual page 44

Color video camera head

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TK-1280E/-N80E/-1281EG
No [ tem
|
trate
|
ie!
fod
13 | Y KNEE
Wave
| VIDEO ouT |
OUT
R181 (Y KNEE)
@ IRIS : OPEN
adjustment
monitor or
[MAT /ENC
1. Connect a waveform monitor or oscilloscope
VIDEO OUT
Oscilloscope
board]
to the video output.
VIDEO
OUT
2. Adjust the white peak to 857 mV (NTSC) /
840 mV (PAL) with R181 (Y KNEE).
(Waveform monitor : 120 IRE/120 %)
120 IRE/120 %
(857 mV/840 mV)
14 | AP LEVEL
Waveform
R107 (APL)
@ VIDEO OUT : 80 IRE/80 %
adjustment
monitor or
[MAT /ENC
1. Connect a waveform monitor or oscilloscope
Oscilloscope,
board]
to the video output.
2. Make sure the focus is correct.
3. Adjust the overshoot of the white peak at
the gray scale center to 10mV with R107
(APL).
(Waveform monitor : 15 IRE/15 %)
bgt 15 IRE/15 %
t
Gray scale
V CONTOUR
| Waveform
R43
(VAP)
@ VIDEO OUT : 80 IRE/80 %
adjustment
monitor or
[MAT ZENC
1. Connect a waveform monitor or oscilloscope
Oscilloscope,
board]
to the video output.
2. Make sure the focus is correct.
3. Adjust the overshoot of the white peak at
the gray scale center to 10mV
with R43
(VAP).
(Waveform monitor : 15 IRE/15 %)
~—
ISIRENMS%
Le!
ES
Gray scale
18 (No. 6647)

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