Read Panasonic WJ-SX155 Service Manual Simplified online
– 2-7 –
8
Quit the SX150 Test Tool by clicking on the close button
on the SX150 Test Tool window.
(10). G/L PLL DC Level Adjustment (Motion
Detector)
Test Point:
TP1500 (VMD G/L PLL DC-1)
TP1503 (VMD G/L PLL DC-2)
Multiplexer Board
Adjust:
L1506 (VMD G/L PLL DC-1)
L1507 (VMD G/L PLL DC-2)
Multiplexer Board
8
Supply the Ramp signal to the Camera Input Connector 1-
4 on the rear panel.
8
Connect the Digital Voltmeter to TP1500.
8
Adjust L1506 to obtain 2.5 V ± 0.1 V DC.
8
Connect the Digital Voltmeter to TP1503.
8
Adjust L1507 to obtain 2.5 V ± 0.1 V DC.
(11). Pedestal Adjustment (Motion Detector)
Test Point:
TP1501 (VMD Y-1)
Multiplexer Board
TP1502 (VMD Y-2)
Multiplexer Board
Adjust:
VR1502 (VMD Y PED-1)
Multiplexer Board
VR1503 (VMD Y PED-2)
Multiplexer Board
8
Supply the White Raster signal to the Camera Input
Connector 1-4 on the rear panel.
8
Set SW1500 on the Multiplexer Board as shown in Fig. 4-
17.
Fig 4-17
8
Set the Luminance level of input signal to 0 mV.
8
Connect the Digital Voltmeter to TP1501.
8
Adjust VR1502 to obtain 0.7 V ± 0.1 V.
8
Connect the Digital Voltmeter to TP1502.
8
Adjust VR1503 to obtain 0.7 V ± 0.1 V.
(12). Y Level Adjustment (Motion Detector)
Test Point:
TP1501 (VMD Y-1)
Multiplexer Board
TP1502 (VMD Y-2)
Multiplexer Board
Adjust:
VR1500 (VMD Y GAIN-1) Multiplexer Board
VR1501 (VMD Y GAIN-2) Multiplexer Board
8
Set the Luminance level of input signal to 714 mV.
8
Connect the Digital Voltmeter to TP1501.
8
Adjust VR1500 to obtain 2.4 V ± 0.2 V.
8
Connect the Digital Voltmeter to TP1502.
8
Adjust VR1501 to obtain 2.4 V ± 0.2 V.
8
Turn off the power of the WJ-SX155.
8
Set SW4 on the Main Board as shown in Fig. 4-18.
Fig. 4-18
8
Set the Mode Selector on the front panel of the WJ-SX155
as shown in Fig. 4-19.
Fig. 4-19
8
Set the SW1500 on the Multiplexer Board as shown in Fig.
4-20.
Fig. 4-20
8
Reconnect the flexible flat cable to CN76 on the Rear
Board of the WJ-SX155.
1
2
2
O
N
N
1
2
ON
OFF
SW1500 SETTING
1
2
2
O
N
N
1
2
OFF
OFF
SW1500 SETTING
SW4 SETTING
1
2
3
4
5
6
7
8
2
3
4
5
6
7
8
O
N
N
1
2
3
4
5
6
7
8
2
3
4
5
6
7
8
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
OFF
OFF
OFF
1
2
3
4
OFF
OFF
OFF
OFF
MODE SELECTOR SETTING
ON
1
2
3
4
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