Knoll k. bench Troubleshooting Manual

Troubleshooting Guide
For Use with k. bench Height-Adjustable Tables
Before performing any troubleshooting steps, be sure the outlet is working and
the following connections are secure:
handset cable to control box
lifting columns to cables
Note: Once you begin the troubleshooting process, do not make any undirected changes to cable positions.
Trouble Shooting Steps:
1 Is the handset equipped with an LED readout?
2 Is the LED readout illuminated (after any button is pushed)?
3 Does the handset say "HO1" ?
4 Does the handset say "RST", "E01", "E02", "E07", "E08"?
5 Perform a system reset. Is the desk working properly?
6 Does the handset still show "RST"?
7 Choose one of the combinations below.
Error E01 or E07 and Lifting Column (w/o cable) plugged into M1 port
Error E02 or E08 and Lifting Column (w/o cable) plugged into M2 port
Error E01 or E07 and Lifting Column (w/o cable) plugged into M2 port
Error E02 or E08 and Lifting Column (w/o cable) plugged into M1 port
8 Move the cable to the other lifting column and plug into M2,
plug the other lifting column into M1.
Do a system reset
Did the error message change to E02 or E08?
cables to control box
power cord to control box
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
go to Step 2
go to Step 10
go to Step 3
go to Result 1
go to Result 1
go to Step 4
go to Step 5
go to Result 2
you're done!
go to Step 6
go to Result 2
go to Step 7
go to Result 4
go to Result 4
go to Step 8
go to Step 9
go to Result 3
go to Result 4