Do not hold the rollers when moving the machine. If the rollers are bent, the machine will generate noise or receive noise.
There are windows to hold on the side of the main unit, please hold them to move the machine.

For the old type without windows, please remove the side cover and move it with the frame shown in the picture.

HN-880C,790G

HN-670C, 680C, 770G
1. Turn on the power while holding down the Up arrow and Enter.
2. Press and hold UP ARROW and ENTER until you hear a small tone.

The status will be displayed as “TEST” to check if the unit is affected by external noise.

HN-650C
1. Detection position lamp
2. Set the sensitivity setting to 10 and check the response to external noise. If the installation environment is good, the green lamp of MONITOR will light up within 3 lamps.
3. If the red lamp lights up, the installation environment is not good. Move the machine to a new location or move the noise source away from the machine.

Adjuster bolts secure the machine to the floor.

Fix the adjuster bolts in the same manner at all four locations so that the weight of the machine is evenly distributed.