Chapter 11 Maintenance and Inspection
11-5
Chapter 11
Maintenance and Inspection
11-5 Regular Checks
11-5-1 Digital Hours Meter
The digital 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
Displays 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 fixed heads and pinch
rollers.
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.
F6 (EXIT) button
F5 (MENU) button
MULTI CONTROL knob
Displaying the digital hours meter
To display the digital hours meter
Press the F5 (MENU) button, then turn the MULTI
CONTROL knob to display the required item in the
time data display.
To exit from the hours meter
Press the F6 (EXIT) button.
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