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What’s not working
properly?
What are the symptoms? Here’s what to do:
Remote Control
(error code 90)
Screen is blank or
display is abnormal.
1)
Make sure the remote is
securely plugged into the chair.
2)
Replace the remote.
IMPORTANT: This requires a
software update; send the
appropriate software update kit
with the remote.
3)
If the problem remains, replace
the main PCB. IMPORTANT:
This requires a software update;
send the appropriate software
update kit with the PCB.
Text displays normally
but the selected function
doesn’t work.
Refer to that function elsewhere in
this table.
Содержание HT-Ascent 4
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