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(6.2) Burst Level Adjustment
Test Point:
Video Output Connector (CN7)
I/F Board
8
Keep the Colour Temperature at 3 200°K.
8
Aim the Camera at the Logarithmic Gray Scale Chart.
8
Connect the terminated Oscilloscope with 75
Ω
to the
Video Output Connector.
8
Adjust data with the ARROW keys so that the Burst level
becomes 300 mV ± 10 mV as shown in Fig. 5-2-5.
becomes 300 mV ± 10 mV as shown in Fig. 5-2-5.
8
Set the Mode Switch of the Vectorscope to NTSC mode.
8
Adjust data with the ARROW Keys so that the Burst
phase becomes 135° ± 1° as shown in Fig. 5-2-6.
phase becomes 135° ± 1° as shown in Fig. 5-2-6.
8
Change the Mode Switch of the Vectorscope from the
NTSC mode to the PAL mode.
NTSC mode to the PAL mode.
8
Adjust data with the ARROW Keys so that the Burst
phase becomes 90° ± 2° as shown in Fig. 5-2-6.
phase becomes 90° ± 2° as shown in Fig. 5-2-6.
8
Press the ENTER key for next adjustment.
(6.3) Burst Level Adjustment
Test Point:
Video Output Connector (CN7)
I/F Board
8
Keep the Colour Temperature at 3 200°K.
8
Aim the Camera at the Logarithmic Gray Scale Chart.
8
Connect the terminated Oscilloscope with 75
Ω
to the
Video Output Connector.
8
Adjust data with the ARROW keys so that the Burst level
becomes 300 mV ± 10 mV as shown in Fig. 5-2-7.
becomes 300 mV ± 10 mV as shown in Fig. 5-2-7.
8
Set the Mode Switch of the Vectorscope to NTSC mode.
8
Adjust data with the ARROW Keys so that the Burst
phase becomes 135° ± 1° as shown in Fig. 5-2-8.
phase becomes 135° ± 1° as shown in Fig. 5-2-8.
8
Change the Mode Switch of the Vectorscope from the
NTSC mode to the PAL mode.
NTSC mode to the PAL mode.
8
Adjust data with the ARROW Keys so that the Burst
phase becomes 90° ± 2° as shown in Fig. 5-2-8.
phase becomes 90° ± 2° as shown in Fig. 5-2-8.
8
Press the ENTER key for next adjustment.
2-8
(4) ALC DC Adjustment
Test Point:
RAM (90E)
8
Keep the Colour Temperature at 3 200°K.
8
Aim the Camera at the Logarithmic Gray Scale Chart.
8
Adjust data with the ARROW keys so that the measured
Level becomes between 00 and 05.
Level becomes between 00 and 05.
8
Press the ENTER key for next adjustment.
(5.1) Video Output Gain (Low) Adjustment
Test Point:
Video Output Connector (CN7)
I/F Board
8
Keep the Colour Temperature at 3 200°K.
8
Aim the Camera at the Logarithmic Gray Scale Chart.
8
Connect the terminated Oscilloscope with 75
Ω
to the
Video Output Connector.
8
Adjust data with the ARROW keys so that the Video sig-
nal level becomes 700 mV ± 50 mV as shown in Fig. 5-2-
4.
nal level becomes 700 mV ± 50 mV as shown in Fig. 5-2-
4.
8
Press the ENTER key for next adjustment.
(5.2) Video Output Gain (High) Adjustment
Test Point:
Video Output Connector (CN7)
I/F Board
8
Adjust data with the ARROW keys so that the Video sig-
nal level becomes 700 mV ± 50 mV as shown in Fig. 5-2-
4.
nal level becomes 700 mV ± 50 mV as shown in Fig. 5-2-
4.
8
Press the ENTER key for next adjustment.
(6.1) Burst Level Adjustment
Test Point:
Video Output Connector (CN7)
I/F Board
8
Keep the Colour Temperature at 3 200°K.
8
Aim the Camera at the Logarithmic Gray Scale Chart.
8
Connect the terminated Oscilloscope with 75
Ω
to the
Video Output Connector.
8
Adjust data with the ARROW keys so that the Burst level
becomes 300 mV ± 10 mV as shown in Fig. 5-2-5.
becomes 300 mV ± 10 mV as shown in Fig. 5-2-5.
8
Set the Mode Switch of the Vectorscope to NTSC mode.
8
Adjust data with the ARROW Keys so that the Burst
phase becomes 135° ± 1° as shown in Fig. 5-2-6.
phase becomes 135° ± 1° as shown in Fig. 5-2-6.
8
Change the Mode Switch of the Vectorscope from the
NTSC mode to the PAL mode.
NTSC mode to the PAL mode.
8
Adjust data with the ARROW Keys so that the Burst
phase becomes 90° ± 2° as shown in Fig. 5-2-6.
phase becomes 90° ± 2° as shown in Fig. 5-2-6.
8
Press the ENTER key for next adjustment.
700 mV
±
50 mV
300 mV
±
10 mV
Fig. 5-2-5
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10
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dø
100%
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R
V
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mg
r
20%
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cy
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M
G
Y
L
yl
B
b
G
C
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dG
10
°
0
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10
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dø
100%
75%
R
V
U
mg
r
20%
20%
dG
135
°
±
1
°
(90
°
±
2
°
)
(135
°
±
1
°
)
90
°
±
2
°
PAL mode
NTSC mode
Fig. 5-2-6
Fig. 5-2-4
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