74 •
8.2 Change the batteries of the head slide
You require 4 Mignon batteries, type AA, 1.5 volt. To
connect the power supply for the head slide, proceed
as follows:
1. Remove the cover of the battery compartment.
2. Remove the battery holder from the battery
compartment.
3. Remove the spent batteries from the battery holder.
4. Insert the new batteries in the battery holder.
NOTE
Observe correct polarity of batteries (markings
on battery holder).
5. Insert the battery holder into the battery
compartment.
ATTENTION!
Damage to device and malfunction due to
clamped or pinched cable
– Lay the battery cable before closing the
battery compartment so that it cannot get
clamped between the cover and the battery
compartment.
6. Slide the cover onto the battery compartment until
it audibly latches into position.
… when the Enter key is
pressed and the
Er:x:71: display
appears?
Data transmission not possible, wireless module is
disabled.
- Activate wireless module (see “Activate
wireless module (system)” on page 68).
… when the Enter key is
pressed and the
Er:x:72: display
appears?
Data transmission is not possible, no wireless
group set up.
- Set up wireless group (see “Set up wireless
group (Lrn)” on page 68).
Malfunction Cause/Remedy
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