DIR 8709 Manuale di istruzioni - Pagina 12
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Fault diagnosis
If there is something wrong when you use the product, please try to check and eliminate the
wrong operation as followings.
Phenomenon
Press the button on the remote
but without any responses.
Letting out noises and shaking
while going up and down
Remarks: It will be not informed if the improvements of the product do not
influence appearance and function.
Diagnosis
1. The function of control button
has reached to maximum.
2. To check if the power plug is
connected.
3. To check if each connecting
plug
of
the
transformer
connected.
Screw loosen
Operation of elimination
1. Try to press other control
button.
2. Disconnect the power plug
and connect it again.
3.
Disclose
is
Discharge the plug and connect
it again.
Tighten all the screws
the
chassis.