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TEE
3. ALIGNIVEN?
3-5-5.
G ch Gamma Balance
and Gamma
Set Adjust-
3. Adjust @RV1/PR-109G
board
so
that
the white
ment
level
of
the
video
signal
does
not
change
when
Q@RV2/PR-109G
board
is
turned
either
Object:
Grayscale
chart
fully
counterclockwise
or
fully
clockwise.
Equipment:
Oscilloscope
To be extended:
PR-111
board
Test
point:
TP9
(GND:
El)/PR-111
board
ORV2
Trigger:
HD
(A21/extension
board)
fully
:
clock
Adjustment:
wise
()
1.
Adjust
the
zoom
control
so
that
the
gray-
scale
chart
frame
touches
the
underscanned
picture
frame
on
the
monitor.
@RV2
conter-
clockwise ()
Monitor
Screen
2.
Adjust
the
iris
control
so
that
the
video
4.
Adjust
Q@RV2/PR-109G
board
so
that'
the
level
is 700+15mV
on
the waveform
monitor
(F
crosspoint
level
of
the
video
signal
is
= 5.0).
810+10mv.
700
+ 15mv
810
+ 10mv
RV4
Guev
TP7
©
RV3
TP3
'Sd
RZ
OllolRut
CN2
RV5
eitev
TPH
> @
PR-109
Board
8 WHITE
cue
RV7T
RvB
3
BLACK
HACKING
Rvs
Ue
RVG
RVI2
a c r i n c ®
CAIN
PR-111
BOARD (COMPONENT
SIDE)
3-16
DXC - 325P (EK)
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