9)Troubleshooting / Error Codes
Error Code
Description
E1
E2
E4
E5
E6
E8
HOT
E11
E12
E13
E14
E15
E16
E17
E18
E21
E22
E23
Solutions
E25
E24
The main power supply voltage
exceeds 45V
The height deviation between the
screw rods exceeds 1cm
Hand control connection or
communication error
Blocked off stop
The main power supply failed to start
and is lower than 20V
Check the hand controller line
Release the button and restart
Replace the main power supply, or
check the main power connection line
Tilt when the desktop is running
Reinitialize
The power supply temperature is too
high, or it runs for more than 2
minutes in 18 minutes
Wait for the temperature of the power
supply to drop, or let the system rest
for 18 minutes to run again
Motor 1 is not connected
Check the connection line
Motor 1 current sampling channel
error
Replace the control board
Motor 1 phase loss, phase line
disconnection
Check whether the phase line of the
motor is connected abnormally
Motor 1 Hall error or Hall wire
disconnection
Check the Hall signal, or replace the
connection line
Motor 1 internal short circuit
Replace the motor
Motor 1 blocked
Reinitialize
Motor 1 runs in the wrong direction
Exchange motor wire or Hall wire
Motor 1 is overloaded
Reduce loads
Motor 2 is not connected
Check the connection line
Motor 2 current sampling channel
error
Replace the control board
Motor 2 phase loss, phase line
disconnection
Check whether the phase line of the
motor is connected abnormally
Motor 2 Hall error or Hall wire
disconnection
Check the Hall signal, or replace the
connection line
Motor 2 internal short circuit
Replace the motor
Check main power
Reinitialize
13
Summary of Contents for HW67549DE
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