51
Problem Possible Cause Solution
Displays fail to
light up
Adapter contact failure. Ensure adapter is connected.
Check the following contacts:
• All contacts are in place.
• All contacts are not broken.
• Ensure that adapter is
connected.
Stimulation is
weak
Electrodes
1. Dried out or contaminated
2. Placement
1. Replace.
2. Electrodes must be at least 2”
and no more than 6” apart, per
channel..
Lead wires old/worn/
damaged.
Replace
Stimulation
stops
Poor electrode contact. Reapply electrodes, secure firmly.
Damaged or worn electrodes
or lead wires.
Replace.
Stimulation is
uncomfortable
Intensity is too high. Decrease intensity.
Electrodes are too close
together.
Reposition the electrodes.
Electrodes must be at least 2”
and no more than 6” apart, per
channel..
Damaged or worn electrodes
or lead wires.
Replace.
Electrode active area size is
too small.
Replace electrodes with ones that
have an active area no less than
25.0cm.
Stimulation is
ineective
Improper electrode. Reposition electrode.
Unknown. Contact clinician.
7. TROUBLESHOOTING
For optimal use:
1. Please follow the directions on the electrode packaging for the
care of electrodes. The life of the electrodes varies, depending
on skin conditions, skin preparation, storage and climate. Replace
electrodes that no longer stick.
2. NOTE: If the following measures fail to alleviate the problem,
please call your dealer.