Adjustment Procedure - Panasonic AY-NE2000E Service Manual

ADJUSTMENT PROCEDURE

1. Test Equipment Required
8
The following test Equipments are required for
adjustment of the Nonlinear AV Workstation Main Kit
AY-NE2000E.
8
Oscilloscope
8
Frequency Counter
8
Digital Voltmeter
8
Waveform Monitor
8
Vectorscope (with SC-H Function)
8
Underscanned Colour Video Monitor
8
Test Signal Generator (Colour Bar signal, Ramp signal
and etc.)
8
Extension Board (YWVOEA0356AN) for AY-NE2000E
2. Disassembling Procedure for
Adjustment
AY-NE2000E
Referring to Fig. 2-1, rremove four screws that secure the
Front Panel and remove the Front Panel.
Front Panel
8
Referring to Fig.2-2, remove five screws fixing the Front
Chassis and remove the Front Chassis.
Remove five screws.
Remove four screws.
Fig. 2-1
Front Chassis
Fig. 2-2
Jog Pad
8
Referring to Fig. 2-3, remove five screws that secure the
Bottom Cover and remove the Bottom Cover.
3. Connection for Adjustment
8
The Fig. 3-1 shows the connection diagram for the
adjustment procedure.
AY-NE2000E
8
Connect the Underscanned Color Video Monitor through
the Waveform Monitor and Vectorscope to either Y/C
Video Output Connector or Composite Video Output
Connector on the Rear Panel of the AY-NE2000E.
8
Terminate the input terminal of the Underscanned Colour
Video Monitor with 75 Ω.
8
Connect the probe of the Digital Voltmeter, Oscilloscope
or Frequency Counter at the desired Test Point in each
adjustment step.
8
The adjustment should be done after 10 minutes warm-up.
6
Remove five screws.
Fig. 2-3
Waveform Vector-
Monitor scope
Signal Generator
Fig. 3-1
Underscanned
Colour Video
Monitor
75Ω