Queenstone 07B Owner's Manual - page 31
29
The control panel will display a number of possible trouble conditions by means of the LED
light.When the LED light is green, the chair is trouble-free. When a problem occurs, the LED light
will flash.
When a “Trouble” LED light flashes, turn off the power of the chair and turn it on again. If the
flashing “Trouble” LED light remains unchanged, please refer to the table below for possible
causes and solutions.
If you cannot determine the cause of the trouble condition, please contact your provider or
distributor for assistance.
Troubleshooting Table
No
Trouble
Possible cause
Solution
1
Power
Faulty connection of the control
panel and the motor connector.
Re-plug the 4-pin plug into the battery
connector at the side of the
chair; refer to instructions on Page 16.
Low power supply, the power cut
off automatically.
If the power is off automatically, the
batteries must be recharged within 2 hrs,
and charged for 10-12 hrs, refer to
instructions on Page 23 and 24
Fault of the 3-pin plug
connecting to the battery.
Pull out the battery and check the contact
for any fault and re-insert the battery.
Refer to instructions on Page 22 and 23.
2
LED
light
flashes
The lowest level LED light
flashes: low battery power.
Recharge the batteries immediately.
The second level LED light
flashes: the control panel failing
to deliver control signal
Reconnect the plugs of the two ends of the
control panel cable, or replace the control
panel.
The third level LED light flashes:
the batteries are being charged
Do not use the chair, An electronic drive
locking device preventing the chair from
operating when batteries are being
charged.
The fourth level LED light
flashes:motor connection failed.
Re-plug and tighten the motor connector.
The fifth level LED light flashes:
The electromagnetic brake is in
“Unlock” Position and the chair
will not move
Push the electromagnetic brake lever
to “Lock” position, please refer to
instructions on Page 20