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(7) Confirmation (Adjustment)
Connect the oscilloscope's CH-1 to each VIDEO OUTPUT COMPOSITE connector, and confirm
each white peak level.
If the specification is not satisfied, perform the adjustment.
m
. When confirming/adjusting the output of VIDEO OUTPUT COMPOSITE 2 (SUPER) connector,
change the connection of the video monitor as Connection 2 on the opposite page.
. The picture of the maintenance mode is superimposed in the output of VIDEO OUTPUT COM-
POSITE 2 (SUPER) connector. But, it is no problem to confirm the white peak level of the color
bars signal.
Observation channel
[Connection]
COMPOSITE 1 [Connection 1]
COMPOSITE 2 [Connection 2]
B
(8) To exit A20 : VPR VR, press the MENU button once.
(9) Eject the alignment tape.
When performing the adjustment in step (7), perform following steps (10) through (13).
(10) Data save
Enter A2F : NV-RAM CONTROL, then execute "SAVE ALL ADJUST DATA".
(11) Check that the message "Save Complete" is displayed on the video monitor.
(12) To exit A2F : NV-RAM CONTROL, press the MENU button once.
(13) To exit the maintenance mode, press the MENU button three times.
4. Another System Completion
Return DNW to the standard system with setup extended menu ITEM-013.
(Refer to Section 5-2-2 in the operation manual.)
n
Standard system for DNW-A22 is the 525/60 system.
Standard system for DNW-A22P is the 625/50 system.
DNW-A22/A22P
Adjustment point
Specification for
(A20 : VPR VR)
DNW-A22
VIDEO 1 LEVEL
B = 700 ±7 mV
VIDEO 2 LEVEL
6-8. VPR-17 Board Replacement
Specification for
DNW-A22P
B = 714 ± 7 mV
6-113
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