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4. Video Output Gain Adjustment
Menu:
4. VIDEO OUT GAIN
Test Point:
CN2 (Video Output Connector)
I/F Board
Keep the Colour Temperature at 3200K.
Aim the Camera at the Logarithmic Gray Scale Chart.
Connect the Oscilloscope to the Video Output Connector.
Adjust data with the ARROW keys so that the Video sig-
nal level becomes 700 ± 50 mV as shown in Fig. 5-3.
Aim the Camera at the Logarithmic Gray Scale Chart.
Connect the Oscilloscope to the Video Output Connector.
Adjust data with the ARROW keys so that the Video sig-
nal level becomes 700 ± 50 mV as shown in Fig. 5-3.
Fig. 5-3
700
±
50 mV
50
±
5 mV
5. Pedestal Adjustment
Menu:
5. PEDESTAL
Test Point:
CN2 (Video Output Connector)
I/F Board
Connect the Oscilloscope to the Video Output Connector.
Close the Lens Iris.
Adjust data with the ARROW keys so that the Pedestal
level becomes 50 ± 5 mV as shown in Fig. 5-4.
Close the Lens Iris.
Adjust data with the ARROW keys so that the Pedestal
level becomes 50 ± 5 mV as shown in Fig. 5-4.
Press the ENTER key for next adjustment.
Fig. 5-4
Press the ENTER key for next adjustment.
6. Burst Level Adjustment
Repeat adjustment from steps 6.1 to 6.4 until Burst level,
phase and Red vector phase are adjusted to proper posi-
tion as shown in Fig.5-5, 5-6, 5-7 and Table 5-2.
First, adjust the Burst Level and Phase according to fol-
lowing formula.
phase and Red vector phase are adjusted to proper posi-
tion as shown in Fig.5-5, 5-6, 5-7 and Table 5-2.
First, adjust the Burst Level and Phase according to fol-
lowing formula.
DATA of 6.1 = DATA of 6.3
DATA of 6.2 = DATA of 6.4
DATA of 6.2 = DATA of 6.4
Note the DATA at each adjustment step.
Then adjust the Red vector and phase according to fol-
lowing formula.
Then adjust the Red vector and phase according to fol-
lowing formula.
DATA of 6.1
/
Current DATA +
α
DATA of 6.2
/
Current DATA –
α
DATA of 6.3
/
Current DATA –
α
DATA of 6.4
/
Current DATA +
α
6.1. Burst Level Adjustment
Menu:
6.1. BURST LEVEL
Test Point:
CN2 (Video Output Connector)
I/F Board
Keep the Colour Temperature at 3200K.
Aim the Camera at the Colour Chip Chart.
Connect the Oscilloscope to the Video Output Connector.
Set the Mode Switch of the Vectorscope to NTSC mode.
Adjust data with the ARROW keys so that the Burst level
and phase are adjusted to proper position as shown in
Fig. 5-6.
Note the DATA for step 6.3.
Press the ENTER key for next adjustment
Aim the Camera at the Colour Chip Chart.
Connect the Oscilloscope to the Video Output Connector.
Set the Mode Switch of the Vectorscope to NTSC mode.
Adjust data with the ARROW keys so that the Burst level
and phase are adjusted to proper position as shown in
Fig. 5-6.
Note the DATA for step 6.3.
Press the ENTER key for next adjustment
6.2. Burst Level Adjustment
Menu:
6.2. BURST LEVEL
Test Point:
CN2 (Video Output Connector)
I/F Board
Keep the Colour Temperature at 3200K.
Aim the Camera at the Colour Chip Chart.
Connect the Oscilloscope to the Video Output Connector.
Adjust data with the ARROW keys so that the Burst level
and phase are adjusted to proper position as shown in
Fig. 5-6.
Note the DATA for step 6.4.
Press the ENTER key for next adjustment.
Aim the Camera at the Colour Chip Chart.
Connect the Oscilloscope to the Video Output Connector.
Adjust data with the ARROW keys so that the Burst level
and phase are adjusted to proper position as shown in
Fig. 5-6.
Note the DATA for step 6.4.
Press the ENTER key for next adjustment.
6.3. Burst Level Adjustment
Menu:
6.3. BURST LEVEL
Test Point:
CN2 (Video Output Connector)
I/F Board
Keep the Colour Temperature at 3200K.
Aim the Camera at the Colour Chip Chart.
Connect the Oscilloscope to the Video Output Connector.
Adjust data with the ARROW keys so that the data
becomes same value of adjustment step 6.1.
Press the ENTER key for next adjustment.
Aim the Camera at the Colour Chip Chart.
Connect the Oscilloscope to the Video Output Connector.
Adjust data with the ARROW keys so that the data
becomes same value of adjustment step 6.1.
Press the ENTER key for next adjustment.
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