| Problem | Potential Cause | Potential Solution |
| No Power To Desk | No power at wall outlet | Check outlet with another device. Check circuit breakers/fuses/wiring. |
| Power cable not plugged into wall outlet | Confirm proper cable engagement into wall outlet. | |
| Power cable not plugged into control box | Check that the power cable is fully seated into the control box. | |
| Faulty power cable | Inspect the power cable for damage, replace any damaged cables. | |
| Desk wiring not properly assembled |
Check that all cables are assembled per the assembly instructions. |
| Problem | Potential Cause | Potential Solution |
| Desk will not go up or down | No power | See above. |
| Desk is severely overloaded | The base supports a maximum distributed weight capacity of 300 lbs. Overloading the desk could lead to damage that is not covered under warranty. | |
| Control box requires rest | Perform initialization procedure. | |
| Damaged pins inside the multi pin connectors | Ensure the desk is in standby mode. Unplug each multi pin connection point and inspect the pins. Are they straight and making good contact? Try using a pushpin to straighten them. | |
|
Damaged lifting column wiring harness |
Carefully check the condition of the low voltage cable. If the low voltage cable is damaged, the entire lifting column must be replaced. | |
| Faulty low voltage cable | Swap with a low voltage cable that is known to work. | |
| Blown fuse within the control box | In order to prevent control box failures at installation, please use a volt meter to ensure that every outlet into which a height-adjustable desk will be connected has 120 volts, plus or minus 10 volts, between the hot and neutral contacts (the parallel openings) BEFORE the height adjustable desk is plugged in. | |
| Faulty control box | Swap with Control Box known to work. | |
| Faulty lifting column | To prevent further damage, the Control Box will shut the whole Desk down if the Lifting Column is faulty. Test Lifting Column, and replace faulty Lifting Column. |
| Problem | Potential Cause | Potential Solution |
| Desk goes up, but not down (or vice versa) | Damaged pins inside multi-pin connectors (Low-Voltage Cable/ connector) |
Unplug Power Cable from wall. Unplug each multi-pin connection point, and inspect the pins. Are they all straight and making good contact? If not, try using a pushpin to straighten them. |
| Desk does not go through full range of motion |
Faulty Lifting Column | Test Lifting Column (see Common Procedures), and replace faulty Lifting Column. |
| Desk movement is not smooth; Lifting Column jerks or hops while raised or lowered |
Faulty Lifting Column | Test Lifting Column (see Common Procedures), and replace faulty Lifting Column. |
| Error Code displayed on Digital-Display Controller | Refer to Error Code listing | Follow instructions on Error Code listing; is Desk functioning normally? Try initializing the Control Box. (see Common Procedures) |
| Height display is inaccurate | The desk height is shown in centimeters instead of inches (or vice versa) | Follow instructions in the Mackinac User Guide to switch from inches to centimeters, or vice versa. |
| The desk height is inaccurate | Follow instructions in the Mackinac User Guide to adjust the height displayed. |