
18
Care and Maintenance
Care and Maintenance
The advanced digital circuitry within the pulse oximeter of the Model 7500FO requires no
calibration or periodic maintenance other than battery replacement by Nonin Technical Service.
Field repair of the Model 7500FO circuitry is not possible. Do not attempt to open the Model
7500FO case or repair the electronics. Opening the case may damage the Model 7500FO and
void the warranty. If the Model 7500FO is not functioning properly, see “Troubleshooting.”
The Oxitest
Plus7
by Datrend Systems, Inc. can be used to verify operation of the pulse oximeter.
Cleaning the Model 7500FO
1. Clean the Model 7500FO with a soft cloth dampened with isopropyl alcohol, mild
detergent, or a 10% bleach (5.25% sodium hypochlorite) with water solution. Do not pour
or spray any liquids onto the Model 7500FO, and do not allow any liquid to enter any
openings in the device.
2. Allow the unit to dry thoroughly before reusing it.
Clean the Model 7500FO separately from its associated sensors. For instructions regarding
cleaning pulse oximeter sensors, refer to the appropriate pulse oximeter sensor package inserts.
CAUTION:
Follow local, state and national governing ordinances and recycling
instructions regarding disposal or recycling of the device and device components,
including batteries. Use only Nonin-approved battery packs. Batteries might leak or
explode if used or disposed of improperly.
WARNING: Do not use this device in or around water or any other liquid, with or
without AC power.
CAUTION:
Do not immerse this device in liquid, and do not use caustic or abrasive
cleaning agents on the device. Do not gas sterilize or autoclave this device. Do not
place liquids on top of this device.
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