Bioness Neuromodulation A Bioness L3P-N-CU-V20 L300 Plus Control Unit User Manual manual part 4
Bioness Neuromodulation ltd. A Bioness Inc Company L300 Plus Control Unit manual part 4
Contents
manual part 4
89
Chapter 9 - Maintenance and Cleaning
9
Maintenance and Cleaning
Daily Maintenance
When the NESS L300 Plus System is not in use:
1. If appropriate, reapply the covers to the hydrogel electrodes. Do not let
the hydrogel dry out.
2. Store the cloth electrodes where they can air dry.
3. Allow the FS Cuffs to air dry.
4. Check each component for wear or damage.
5.
Replace any components or electrodes that appear old, worn, or damaged.
6. Fully charge the L300 Plus Control Unit, Thigh RF Stim Unit, and L300
RF Stim Unit batteries.
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Charging the Batteries
When a NESS L300 Plus System component has a low battery, the L300
Plus Control Unit will beep and the component indicator light will FLASH
YELLOW. See Figure 9-1.
Low Battery,
Thigh RF
Stim Unit
Low Battery,
L300 RF Stim
Unit
Low Battery,
Gait Sensor
Low Battery,
L300 Plus
Control Unit
Low Battery, RF
Stim Unit
Figure 9-1: Low battery FLASHING YELLOW indicators.
When an RF Stim Unit battery charge level is low, the RF Stim Unit status
light will also FLASH YELLOW. See inset in Figure 9-1.
When the Intelli-Sense Gait Sensor battery charge level is low, the L300
Plus Control Unit low-battery audio alert will become more persistent as the
battery weakens.
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Chapter 9 - Maintenance and Cleaning
To charge the batteries in the L300 Plus Control Unit, L300 RF Stim Unit,
and Thigh RF Stim Unit:
1. Select an appropriate blade. See Figure 9-2. Then slide the blade into
the charger.
Figure 9-2: System charger set.
WARNING: Use only the charger included in your NESS L300
Plus System Kit or NESS L300 Plus System Upgrade Kit. Use
of any other charger could damage the system.
Charger
W Cable
Interchangeable Blades
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2. Open the flexible covers over the charging ports. See Figure 9-3.
Figure 9-3: Charging setup.
W Cable
Flexible
Cover
Charger
Flexible
Cover
3. Connect the W cable to the charging ports. See Figure 9-3
4. Plug the charger into a wall socket.
5. Verify that the rotating GREEN circle appears in the L300 Plus Control
Unit digital display. See Table 9-1.
6. Verify that the status light on both RF Stim Units is ALTERNATELY
FLASHING YELLOW and GREEN. See Table 9-2.
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Chapter 9 - Maintenance and Cleaning
7. Allow the charging process to continue until:
•A horizontal GREEN line appears in the L300 Plus Control
Unit digital display. See Table 9-1.
•The status light on both RF Stim Units is solid GREEN.
See Table 9-2.
The charging process should last approximately three hours, but the L300
Plus Control Unit can take up to six hours to charge.
Note: Keep the L300 Plus Control Unit and RF Stim Units connected to the
system charger set until ready for use.
Display Description Definition
ROTATING GREEN Circle L300 Plus Control Unit Charging
Horizontal GREEN Line L300 Plus Control Unit Fully
Charged
Letter "E" FLASHES while
Charging Charging Error
Table 9-1: L300 Plus Control Unit charging displays and definitions.
Table 9-2: RF Stim Unit charging displays and definitions.
Status Light ALTERNATELY
FLASHES YELLOW and
GREEN
Battery Charging
Status Light SOLID GREEN Battery Fully Charged
94 User's Guide
Note: If the L300 Plus Control Unit battery is completely discharged, a “b”
(for boot) will flash for a few seconds in the L300 Plus Control Unit digital
display when charging is started.
Note: It is possible to charge the L300 Plus Control Unit and RF Stim Units
separately, but Bioness recommends that they be charged at the same time.
CAUTION: The batteries must be charged before first use,
daily, and after extended storage.
CAUTION: The Intelli-Sense Gait Sensor battery is not
rechargeable.
CAUTION: Remove the L300 FS Cuff and Thigh FS Cuff before
charging the RF Stim Unit batteries.
CAUTION: Do not use the RF Stim Units or the L300 Plus
Control Unit while charging.
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Chapter 9 - Maintenance and Cleaning
Battery Replacement
The battery in the Intelli-Sense Gait Sensor is not rechargeable. It may need
to be replaced approximately every six months.
When the Intelli-Sense Gait Sensor battery charge level is low, the indicator on
the L300 Plus Control Unit will begin to FLASH YELLOW. The alert will begin
approximately two weeks before the Intelli-Sense Gait Sensor completely
loses its charge. The L300 Plus Control Unit will also emit an audio alert.
To replace the Intelli-Sense Gait Sensor battery (Lithium coin cell, CR2430):
1. Using a Phillips screwdriver, unscrew the two screws from the battery
cover. See Figure 9-4.
Figure 9-4: Replacing the Intelli-Sense Gait Sensor battery.
Screws
Note: If you are unable
to replace the battery,
your local battery supply
store should be able to
assist.
Battery
Cover
96 User's Guide
2. Slide the cover out.
3. Note the “+” orientation of the old battery.
CAUTION: Use only a battery supplied by Bioness.
Remove the old battery, and properly dispose of it according to
your local environmental regulations.
4. Insert the new battery. The “+” should face outward.
5. Slide the cover back into place.
6. Tighten the screws.
7. Press the pressure sensor to activate the sensor.
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Chapter 9 - Maintenance and Cleaning
The battery in the L300 Plus Control Unit is a rechargeable AAA NiMH battery.
It should be replaced approximately every two years.
To replace the L300 Plus Control Unit battery (AAA NiMH 1.2 V):
1. Remove the screw from the battery cover on the back of the L300 Plus
Control Unit. See Figure 9-5. (The screw is under a small label. Gently peel
off the end of the label. Reapply the label after the battery is replaced.)
2. Remove the battery cover.
3. Note the "+/-" orientation of the old battery.
Figure 9-5: Replacing the L300 Plus Control Unit battery.
Note: If you are unable to
replace the battery, your
local battery supply store
should be able to assist.
L300 Plus
Control Unit
Battery
Battery Cover
Screw
98 User's Guide
4. Insert the new rechargeable battery in the proper "+/-" orientation.
5. Slide the cover into place.
CAUTION: Use only a battery supplied by Bioness.
Remove the old battery, and properly dispose of it according to
your local environmental regulations.
6. Tighten the screw.
7. Fully charge the new battery before use.
CAUTION: Use of a non-rechargeable AAA battery can damage
the L300 Plus Control Unit.
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Chapter 9 - Maintenance and Cleaning
The RF Stim Units have a rechargeable battery that can only be replaced by a
Bioness authorized representative. If the battery needs to be replaced, contact
the Bioness Client Relations Department at (800) 211-9136, Option 3.