Pro-face PL-DU6900, Руководство пользователя

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5-3
Chapter 5 - Maintenance
PL-DU6900/PL-DU7900 User Manual
• Be sure to replace the back-
light on a flat, level surface.
This will prevent damage to
the DU unit and the acciden-
tal cutting of any of its power
cord terminals.
• The PL-DU7900 has a cover.
When replacing the PL-
DU7900's backlight, you
need to unscrew this cover's
two (2) attachment screws
and remove it.
3)
Remove the DU’s four chassis
attachment screws.
4)
Hold both sides of the DU’s
front panel section and use your
thumbs to slide (push) the
chassis forward in the direction
shown here (see figure).
5)
The chassis can then be pivoted
back and open. Remove the three
(3) attachment screws from inside
the Front Unit.
When changing the PL-B6900
backlight, use steps 6) to 13) on
the Page 5-4 to 5-6.
When changing the PL-B7900
backlight, use steps 6) to 14) on
the page 5-7 to 5-8.
Top Face
Attachment Screws
Cover