Read Panasonic WV-CP480 / WV-CP484E Service Manual online
2-12
(12.1) Line Lock Phase Coarse Adjustment
Test Point:
Video Output Connector (CN7)
I/F Board
Pin L of CN1 (Live)
Power Board
for WV-CP480
Pin L of E1 (Live)
I/F Board
for WV-CP484E
8
Change the Colour Temperature from 3 200°K to 5 100°K
by mounting the Colour Temperature Conversion Filter on
the Lens.
by mounting the Colour Temperature Conversion Filter on
the Lens.
8
Aim the Camera at the Logarithmic Gray Scale Chart.
8
Connect the CH1 of the terminated Oscilloscope with 75
Ω
to the Video Output Connector.
8
Connect the CH2 of the Oscilloscope to pin L of CN1 or
E1 (Live).
E1 (Live).
8
Connect the Ground Probe of CH2 to pin N of CN1 or E1
(Neutral).
(Neutral).
8
Adjust data with the ARROW keys so that the Decay
point of V SYNC signal gains 2H ± 2H from the zero-
cross point of the AC Power Line Input Waveforms as
shown in Fig. 5-2-14.
point of V SYNC signal gains 2H ± 2H from the zero-
cross point of the AC Power Line Input Waveforms as
shown in Fig. 5-2-14.
8
Press the ENTER key for next adjustment.
AC Power
Line Input
Waveforms
(CH2)
Video Output
Signal
Waveform
(CH1)
+
–
2H
±
2H
Zero-Cross Point
V SYNC
(NEUTRAL)
(LIVE)
Fig. 5-2-14
(12.2) Line Lock Phase Fine Adjustment
Test Point:
Video Output Connector (CN7)
I/F Board
Pin L of CN1 (Live)
Power Board
for WV-CP480
Pin L of E1 (Live)
I/F Board
for WV-CP484E
8
Keep the Colour Temperature at 5 100°K.
8
Aim the Camera at the Logarithmic Gray Scale Chart.
8
Connect the CH1 of the terminated Oscilloscope with 75
Ω
to the Video Output Connector.
8
Connect the CH2 of the Oscilloscope to pin L of CN1 or
E1 (Live).
E1 (Live).
8
Connect the Ground Probe of CH2 to pin N of CN1 or E1
(Neutral).
(Neutral).
8
Adjust data with the ARROW keys so that the Decay
point of V SYNC signal gains 2H ± 2H from the zero-
cross point of the AC Power Line Input Waveforms as
shown in Fig. 5-2-14.
point of V SYNC signal gains 2H ± 2H from the zero-
cross point of the AC Power Line Input Waveforms as
shown in Fig. 5-2-14.
8
Repeat adjustment steps (12.1) and (12.2) until the
Decay point of V SYNC signal gains 2H ± 2H from the
zero-cross point of the AC Power Line Input waveforms.
Decay point of V SYNC signal gains 2H ± 2H from the
zero-cross point of the AC Power Line Input waveforms.
8
After completing the adjustment, press the QUIT (F3)
key, then the menu as shown in "<SAVE CAMERA DATA
TO FILE :
key, then the menu as shown in "<SAVE CAMERA DATA
TO FILE :
✽ ✽ ✽
. EVR? Y/N>" will be displayed.
8
Press the N key, and then press the ENTER key to finish
this adjustment procedure.
this adjustment procedure.
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