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Measuring
No.
Item
instrument &
Input signals
7
C GAIN
Oscilloscope
Adjustment
Color-bar chart
(Reflective Type)
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Vectorscope
Color-bar chart
(Transmissive Type)
R
< U model >
8
Adjustment
Memory
Mode
Measuring point ( * )
Adjustment points ( - )
Mode
Adjustment level ( + )
* VIDEO OUT
ADJUST
mode
- LEFT or RIGHT button
C GAIN
+ 300mVp-p
* VIDEO OUT
ADJUST
mode
- LEFT or RIGHT button
C GAIN
+ Bring the R (Red) of
< E model >
ADJUST
mode
END
– – A D J U S T – –
F H
Y
G A I N
A L C
L E V E L
B U R S T
R
G A I N
B
G A I N
C
G A I N
> E N D
When the color bar chart is of the Reflective Type:
75Ω resistor terminated
(1) Move the ADJUST menu cursor to the ALC
LEVEL, then adjust the white level to 100%
by using the LEFT and RIGHT buttons. (Later
on the adjustment values will be returned to
the original values, so write down the adjust-
ment values).
(2) Move the ADJUST menu cursor to C GAIN,
then adjust the red level of the color bar to
300 mVp-p.
(3) Move the ADJUST menu cursor to the ALC
LEVEL, then return the ALC LEVEL to its origi-
nal value.
When the color bar chart is of the Transmissive
75Ω resistor terminated
Type:
(1) Move the ADJUST menu cursor to the ALC
LEVEL, then adjust the white level to 100%
the vectorscope to the
by using the LEFT and RIGHT buttons. (Later
on the adjustment values will be returned to
center of
.
the original values, so write down the adjust-
ment values).
(2) Move the ADJUST menu cursor to "C GAIN".
(3) Press the "LEFT" or "RIGHT" button to bring
the R (Red) of the vectorscope into the center
of
(4) Move the ADJUST menu cursor to the ALC
LEVEL, then return the ALC LEVEL to its origi-
nal value.
(1) Move the ADJUST Menu cursor to "END".
(2) Press the "LEFT" or "RIGHT" button to set
the END setting to "MEMORY".
(3) Press the "SET" button to save the adjust-
ment, and the SERVICE MENU will be dis-
played.
(4) Move the SERVICE MENU cursor to "END"
and press the "SET" button to exit the menu
1 2 8
screen.
1 0 5
* Set the END setting to "CLEAR" and press
1 2 8
the "SET" button, the adjustment will then
1 0 5
not be put into the memory and a return will
1 2 8
be made to the value that was in place be-
1 2 8
1 0 5
fore the adjustment was made.
M E M O R Y
Adjustment steps
.
2-6
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