/
XV-ClE
No.
Adjustment
Item
Adjustment Conditions
Adjustment Procedure
6
Automatic gain
1. Receive the NTSC
lo-step
pattern
l
Turn R861 so that the difference
control:
R861
signal.
between the 100% white level and
(gamma
2. Connect the oscilloscope between pin
the pedestal level be
4.8kO.05
Vp-
correction off)
(2) of PI401 and GND.
Pa
4
I
I
I
I
I
I
I
I
f
7
Brightness
1. Receive the NTSC IO-step pattern
l
Using the
A
and
v
keys, adjust the
(DAC) (gamma
signal.
difference between the first-step
correction on)
2. Press
S2001
to call up the ADJ IN
level and
fhe
100% white level to
mode and select the following subject.
2.4O-eO.05
Vp-p.
Group:
VIDEO
1
Subject: BRIGHT
3. Connect the oscilloscope to pin (2) of
P1401.
8
Tint (DAC)
1. Receive the NTSC half-colour bar
l
Using the
A
and
v
keys, adjust the
signal.
-
(B-Y)
signal waveform to slope
2. Press
S2001
to call up the ADJ IN
down straight.
mode and select the following subject.
Group
:
VIDEO 1
Subject
:
TINT
--..
-
--._
4
3. Connect the oscilloscope between pin
(5) of
P803
and GND.
--._
-
-.-
-
9
Sub-bias (DAC)
1.
Receive the NTSC IO-step pattern
l
Using the
A
and
v
keys, adjust the
(gamma
signal.
difference between the white levels
correction on)
2. Press
S2001
to call up the ADJ IN
to 3.25kO.05 Vp-p.
mode and select the following subject.
Group
:
VIDEO 2
1
Subject
:
SUB-BIAS
3. Connect the oscilloscope to pin (2) of
P1401.
15
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