Sony SLV-E170EE - Page 53

2-4-2.
SYNC
AGC
Check
(MA-293
Board)
Color
bar
Video
LINE
OUT
terminal
Measuring
instrument
|
Oscilloscope
Specified
value
A=2.10
+
0.14Vp-p
(752
terminated)
[Check Method]
1)
Check
that
the
Video
signal
level
(A)
satisfies
the
specitied
value.
Measurement point
Fig. 7-2-5.
2-4-3.
White
Clip/Dark
Clip
Check
(MA-293
Board)
pee
bar
(C201 pin
Oscilloscope
Specified
value
White
clip:
190
+
15%
Dark
clip:
55
+
10%
[Check Method]
1)
Check
that
the
white
clip
level
is
190
+
15%
to
the
white
(100%)
level.
2)
Check
that
the
dark
chip
level
is
55
+
10%
to
the
white
(100%)
level.
White (100%)
7-4
2-4-4.
Recording
Y
Level
Check
(MA-293
Board)
[Moe
TEE
Oscilloscope
[Check Method]
1)
Check
that
the
recording
RF
signal
satisfies
the
specified
value.
VALE
Fig. 7-2-7.
2-4-5.
Recording
Chroma
Level
Check
(MA-293
Board)
wee
«Recording
SC
FSpecied
vawe
__[A=3502
70m
{Check Method]
1)
Confirm
the
amplitude
of
recording
chroma
level
becomes
the
specified value.
Fig. 7-2-8.