Contents
This maintenance manual (volume 1 and volume 2) is organized by following
sections.
Maintenance manualSection 1 Service Overview
volume 1
Explains the information that is required to service (removal of cabinet and cassette(9-967-866- )
compartment, the functions of printed circuit board, the locations of main part,
fixture and measuring equipment information, board extension, NV-RAM/EE-
PROM, etc.).
Section 2 Error Messages
Explains the error massages.
Section 3 Maintenance Mode
Explains each menu of the maintenance mode.
Section 4 Periodic Maintenance and Inspection
Explains the recommended periodic maintenance, the cleaning procedure and the
video head tip protrusion check procedure.
Section 5 Periodic Maintenance Parts Replacement
Explains the replacement of periodic maintenance parts and overview for replace-
ment of mechanical parts.
Section 6 Main Parts Replacement
Explains the replacement of mechanical parts (except periodic maintenance parts)
and circuit boards.
Section 7 Tape Path Alignment
Explains the tape path alignment after replacement of parts that are described in
Section 5 and Section 6.
Section 8 Electrical Alignment after Drum Replacement
Explains the electrical alignment associated with replacement of drum.
Section 9 Electrical Alignment
Explains the electrical alignment for the maintenance of this unit.
6 (E)DNW-A28
DNW-A28P |
ACEC
