Yaasa Desk Pro 2 User manual

Yaasa
Desk Pro 2
Troubleshooting Guide

2
1 HANDSET FEATURES.....................................................................................................03
2 GENERAL ..........................................................................................................................03
A) Connect the drives....................................................................................................03
B) Connect the power supply.......................................................................................03
3 CLICK CODES ..................................................................................................................04
4 TROUBLESHOOTING .....................................................................................................04
A) Manual Reset..............................................................................................................04
B) Reset to factory settings........................................................................................04
C) Possible errors and solutions.................................................................................05
D) Error messages on the handset.............................................................................06
CONTENTS

3
1. HANDSET FEATURES
Read all instructions and safety precautions in the manual before using the table for the rst time.
If problems or errors occur, consult this troubleshooting guide. For further questions, contact customer
support directly.
2. GENERAL
2. A) CONNECT THE DRIVES
2. B) CONNECT THE POWER SUPPLY
Plug the motor cables into the corresponding 8-pin sockets (M1, M2).
Before you connect the power supply cable, please ensure that:
● the mains voltage corresponds to your control box (check its type plate).
● all components are connected to the correct sockets.
1
2
SAVE
„UP“ AND „DOWN“ BUTTONS
Moves the table top up or down
„SAVE“ BUTTON
MEMORY POSITIONS 1 & 2 DISPLAY
M1 M2

4
3. CLICK-CODES
4. TROUBLESHOOTING
Once the control box is supplied with power, system status is communicated via clicking sounds.
NUMBER OF CLICKS
2x
3x-6x
1x
Normal operation: The system is working without
problems.
Last shutdown incomplete / forced reset: Check the error
code on the display. If the control box could not complete
data storage before shutdown, for example after a power
failure, it will click 4-5 times when restarting. The table
will assume reset mode without displaying error code 81
in this case.
Emergency operation: The system is in emergency
operation mode and the drives cannot be used. Check the
LEDs and/or error code on the display.
STATUS INFORMATION
4. A) MANUAL RESET
4. B) RESET TO FACTORY SETTINGS
Most errors can be corrected by performing a manual reset.
1. Press the „down“ button and hold until the table reaches its lowest position.
2. Press and hold the „down“ button again. This will move the table down slightly again until the absolute
lowest position is reached.
3. Press and hold the „down“ button again until a ashing 0 appears on the display. The height is
displayed on the display again automatically afterward.
4. Release the „down“ button. The table can now be used normally again.
1. Press the memory position buttons (1 and 2) and the „up“ button at the same time. Hold the buttons
until „S 0“ is appears on the display.
2. Press the „save“ button.
3. E70 appears on the display.
4. Unplug the power cable until the code disappears.
5. Reconnect the power cable. A ashing 0 appears on the display.
6. Press and hold the „down“ button until the height appears on the display again.
The table can now be used normally again.

5
NOTE: THE MENU HAS A TIMEOUT OF 5 SECONDS. IF NO INPUT IS MADE IN THIS TIME, THE MENU CLOSES WITHOUT
SAVING CHANGES.
4. C) POSSIBLE ERRORS AND SOLUTIONS
PROBLEM POSSIBLE CAUSE SOLUTION
Flashing 0
The table stops 3 cm before
reaching its lowest position.
The real table position doesn‘t
match the displayed position.
The table is shaking.
The drives do not work.
Drives only move in one direction.
Height adjustment is not activated.
This is a safety setting. The table
should not be lowered to its lowest
position too quickly.
The system needs align with the
lowest position.
Fastening screws are
not tightened.
Levelers (feet) are not set to the
same height.
Power supply cable is
not connected.
Drives are not plugged in.
Poor plug connection.
Control box defective.
Handset defective.
Duty cycle exceeded.
There was a power outage, or the
power cable was unplugged during
driving.
Press the „down“ button until
the height appears on the display
again.
Press the „down“ button again to
reach the lowest position.
Perform a manual reset to realign
the heights.
Tighten all screws rmly, using
the supplied tool or a screwdriver.
Adjust the feet so that they are
level on the oor.
Unplug the power cable
securely into the control box.
Connect the motor cables to the
control box.
Connect the motor cables, power
cable and hand switch securely.
Contact customer service. The
control box may have to be repla-
ced.
Contact customer service. The
handset may have to be replaced.
After an 18-minute rest period, the
table can be used again.
If the table only moves down, a
manual reset must be performed.

6
PROBLEM
PROBLEM
NUMBER
MÖGLICHE URSACHE
CAUSE
DESCRIPTION
BEHEBUNG
SOLUTION
SOLUTION
The display shows HOT.
00
12
01
13
The display shows E and an error
number.
Drives only move in one direction.
The control box is equipped with
overheating protection, which has
been activated.
Internal error Channel 1
Defective channel 1
Internal error Channel 2
Defective channel 2
The control box has encountered
an internal error.
Control box defective.
Handset defective.
Drive defective.
Wait until the control box has
cooled and the HOT message
on the display disappears. The
table is ready for operation again
afterward.
Unplug the control box. Contact
customer service.
Unplug the control box. Fix the
external short circuit; or connect
the correct motor to the relevant
socket. Attempt to use the control
box again.
Proceed according to the
following error list.
Contact customer service. The
control box may have to be repla-
ced.
Contact customer service. The
handset may have to be replaced.
Contact customer service.
4. D) ERROR MESSAGES ON THE HANDSET
24
48
25
60
62
Overcurrent Motor M1
Overcurrent Motor
Overcurrent Motor M2
Collision protection activated
Overcurrent Control
Remove any obstructing objects
from the movement area. If the
table is overloaded, remove load
from the table. Contact customer
service.
36
61
37
Plug detected in motor socket M1
Drive changed
Plug detected in motor socket M2
Connect the correct motor to the
relevant socket.
Perform a manual reset.

7
NUMBER DESCRIPTION SOLUTION
55
67
70
81
Synchronization of motor group 1
not possible
Voltage too high.
Modication of the drive
conguration.
Internal error
Remove any load from the table.
Perform a manual reset.
If the error occurs after the reset,
contact customer service.
Unplug the power cable and
contact customer service.
Disconnect from the power for
5 seconds. Connect the desired
motors and reconnect the power
supply. Then, perform a manual
reset.
Perform a manual reset.
Unplug the power cable, then
reconnect after a few seconds.
If this error occurs regularly,
unplug the power supply cable,
and contact customer service.
NOTE: IF A POWER FAILURE OCCURS DURING MOVEMENT, OR THE POWER CORD IS DISCONNECTED WHILE THE TABLE IS
IN MOTION, A MANUAL RESET MAY BE NECESSARY.