TROUBLESHOOTING GUIDE (CONTINUED)
SYMPTOM
No buttons work.
Unit acting erratically.
CAUSE
The Lock feature is
activated.
Unit needs to be reset Reset unit and/or
or firmware needs to be update firmware, see
updated.
Unit needs to be reset Reset unit and/or
or firmware needs to be update firmware, see
updated.
66
SOLUTION
Deactivate Lock feature as
described on page 22.
page 68.
page 68.