12. Trouble Shooting
Error Code
Meaning
Problem
Solution
Err (or E00)
No safety key
on the panel
Safety key is not in
place or it is not
properly put on
1. Put the safety key in the
yellow area of the panel.
2. If the error still shows or there
is no reaction, replace the
computer screen/display
monitor.
E2
Control Board
Error
Control board broken
or pseudo soldering on
control board
Replace the control board.
E4
Control Board
Error
Control board broken
Replace the control board.
E5
Overcurrent
Protection
Control board short
circuit or motor
blocked
1. Open the motor cover and
check whether the motor is
blocked. Remove the block if
yes.
2. Replace the control board if
the error still shows.
E6
Motor Error
Motor broken or motor
line fall off
1. Open the motor cover, and
check whether the motor is
broken or whether the motor line
is connected to control board
properly.
2. Replace the control board if
the error still shows.
E7
Communication
Failure
Wires from the control
board and panel board
are not properly
connected or broken
1. Make sure the wires from the
control board and panel board
are connected securely and not
damaged.
2. Replace the control board if
the error still shows.
E8
Overload
Protection
Excess of electricity or
user exceed max
weight capacity
1. Make sure the user does not
exceed max weight capacity,
and then reconnect power and
re-start the machine.
2. Replace the control board if
the error code still shows.
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