9-13
PDW-700/V1 (E)
9-2-11. RPN Correction Procedure
The RPN correction procedure is shown below.
RPN exists. RPN exists in the Slow Shutter
mode.
Execute M21: APR of
the MAINTENANCE MENU.
Execute M21: APR (SLS) of
the MAINTENANCE MENU.
Perform section 9-2-10. S/H DC
Adjustment.
Perform section 9-2-9. RPN
Adjustment.
RPN is removed?
The S/H DC
adjustment is executed
normally?
No
If an RPN extends over 2 pixels or more,
change the RPN WIDTH in the range of
2 to 4, and execute re-registration.
No
No
RPN is corrected?
RPN is corrected?
Ye s
No
Ye s
Ye s
Correction
OK
Correction
OK
Correction
OK
RPN is corrected?
Ye s
Correction
OK
Printed circuit board may be
defective. Replace the printed
circuit boards of DCP-44 and
TG-260, and CHB block one
after another to locate the
cause of the trouble.
NG under the adjacent conditions
Possibility of NG under 7 line restriction.
Delete registrations of peripheral small
RPNs and execute re-registration.
Correction is not possible.
Replace the CCD block.
No
Ye s
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