Operating Instructions
Servicing and maintenance
Please also refer to chapter
General Notes
.
Cleaning the Control Panel
First switch off the Control
Panel
Switch off the Control Panel and all devices connected to it, so that keys
cannot be unintentionally actuated.
The front of the Control Panel can be cleaned with a soft, damp cleaning
cloth. Do not use any aggressive cleaning materials, thinners, scouring
material or hard objects that could cause scratches.
Servicing
The Control Panel is maintenance-free.
A battery is installed on the motherboard to buffer data. This battery is
maintenance-free and may only be replaced by
Beckhoff Service
!
Replacing the fluorescent lamps in the display
Since fluorescent lamps represent a consumable item in a display, they
must be replaced after a few years, depending on the number of operating
hours.
The fluorescent lamps of the 6.5 inch, 12 inch and 15 inch displays can be
replaced by a
technically competent person
.
i
Note
Replacement of the fluorescent lamps may require partial
disassembly of the display!
Replacement for the
6.5 inch display
Press down the plastic clips
below the supply cable of the
lamps while you carefully pull
out the fluorescent lamps in
direction of the arrows.
After the exchange of the
fluorescent lamps the
installation takes place in
reverse order.
Replacement for the
12 inch display
First release the screw (
2
)
with a small Philips
screwdriver, then tilt the
fluorescent tubes with their
brackets (
1
) carefully
outwards.
After the exchange of the
fluorescent lamps the
installation takes place in
reverse order.
1
2
CP77xx
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