![](http://pdfasset.owneriq.net/4/8f/48f8637b-ee5a-4b2a-9a54-011fdc4c36e8/48f8637b-ee5a-4b2a-9a54-011fdc4c36e8-bg80.png)
Chapter 9 Maintenance and Troubleshooting
128 Chapter 9 Maintenance and Troubleshooting
Digital hours meter
The digital hours meter can display seven items of
information in the sub LCD, in corresponding display
modes, about the operational history of the unit. Use it
as a guide in scheduling periodic maintenance.
For periodic maintenance, cousult your Sony dearler.
Display modes of the digital 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.
To display the hours meter
Press the MENU button, then turn the jog or shuttle
dial to display the required item in the LCD monitor
and sub LCD.
To exit from the hours meter
Press the MENU button or SET button.
Periodic Maintenance
MENU SET
LCD monitor
Sub LCD
Jog and
shuttle dials
SET button
MENU button