Digital Hours Meter - Sony DNW-A25 Operation Manual

Digital Hours Meter

The hours meter can display seven
items of information, in corresponding
display modes, about the operational
history of the unit. Use it as a guide in
scheduling periodic maintenance.
Display modes of the hours
meter
H01: OPERATION mode
Displays the total number of hours the
unit has been powered on in units of 1
hour.
H02: DRUM RUNNING mode
Displays the total number of hours the
drum has run with tape threaded in
units of 1 hour.
H03: TAPE RUNNING mode
Displays the total number of hours the
unit has been in fast forward, rewind,
playback, search, recording or editing
(except for stop and still) mode in
units of 1 hour.
H04: THREADING mode
Display the total number of times tape
has been threaded in the unit.
H12: DRUM RUNNING mode
(resettable)
Same as H02 except that the count is
resettable.
This can be used as a guide in
determining when to replace the drum.
H13: TAPE RUNNING mode
(resettable)
Same as H03 except that the count is
resettable.
This can be used as a guide in
determining when to replace such
components as stationary heads and
pinch roller.
H14: THREADING mode
(resettable)
Same as H04 except that the count is
resettable.
This can be used as a guide in
determining when to replace, for
example, the threading motor.
A-3
Appendixes