Nellcor OxiMax N 5500, Руководство по обслуживанию

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Section 5: Troubleshooting
5.1 Introduction
5.2 How to Use This Section
5.3 Who Should Perform Repairs
5.4 Replacement Level Supported
5.5 Troubleshooting Guide
N5500 Service Manual 37
Default Settings and
Troubleshooting
5.1 Introduction
This section explains how to troubleshoot the N5500 if problems arise.
Tables are supplied that list possible monitor difficulties, along with probable causes,
and recommended actions to correct the difficulty.
5.2 How to Use This Section
Use this section in conjunction with
Performance Verification section and Spare
Parts section. To remove and replace a part you suspect is defective, follow the
instructions in Disassembly Guide section.
5.3 Who Should Perform Repairs
Only qualified service personnel should open the monitor housing, remove and replace
components, or make adjustments in accordance with this service manual. If your
medical facility does not have qualified servic e personnel, contact Nellcor Technical
Services or your local Nellcor representative.
5.4 Replacement Level Supported
The replacement level supported for this product is to the printed circuit board (PCB
assembly) and major subassembly level. Once you is olate a suspected PCB assembly,
follow the procedures in
Disassembly Guide section , to replace the PCB assembly with
a known good PCB assembly. Check to see if the trouble symptom disappears and that
the monitor passes all performance tests.
If the trouble symptom persists, swap back the replacement PCB assembly with the
suspected malfunctioning PCB assembly (the original PCB assembly that was installed
when you started troubleshooting) and continue troubleshooting as directed in this
section.
Obtaining Replacement Parts
Nellcor Technical Services provides technical assistance information and replacement
parts. To obtain replacement parts, contact Nellcor or your local Nellcor representative.
Refer to parts by the part names and part numbers listed in
Spare Parts section.