Gilras GRT-700, User Manual

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6) Possible Failure And Repair
Failures Possible reasons Repair suggestions
The fuse is blown Check and change
The plug is not inserted well Insert the plug well
The indicator light has no
light when power on
The outlet has no power Test and confirm
The indicator light has light
but it dosen’t work
The plug of the control panel
is not inserted well
Check and insert it well
The control panel is broken Check and change
The machine has power but
dosen’t work
The voltage dosen’t meet the
required
Test ang confirm
The circuit is connected
wrongly
Check the circuit and fix the
breakdown
The projector has no power
The projector’s power line is
short-circuit
Change the power line
The lamp is damaged Change the lamp
The lamp has no light
The circuit is connected
wrongly
Check the circuit and fix the
breakdown
The chair can go down but
cann’t rise
The up inhibiting switch under
the table is damaged
Change the switch
If the instrument dose not work still after checking the questions above,
please contact with the company or the maintenance place, let the
professionals check the instrument or change the parts.