Table of Contents
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Section 5: Troubleshooting
5.6
TROUBLESHOOTING GUIDE
5-2
Problems with the NPB-195 are separated into the categories indicated in
Table 5-1. Refer to the paragraph indicated for further troubleshooting
instructions.
Note:
Taking the recommended actions discussed in this section will correct
the majority of problems you may encounter. However, problems not
covered here can be resolved by calling Mallinckrodt's Technical
Services Department or your local Mallinckrodt representative.
Table 5-1: Problem Categories
Problem Area
1. Power
• No power-up on AC and/or DC
• Fails power-on self-test
• Powers down without apparent cause
2. Buttons
• Monitor does not respond properly to
buttons
3. Display/Alarms
• Displays do not respond properly
• Alarms or other tones do not sound
properly or are generated without
apparent cause
4. Operational Performance
• Displays appear to be operational, but
monitor shows no readings
• Suspect readings
5. Serial Port
• NPB-195 serial port not functioning
properly
Refer to Paragraph
5.6.1
5.6.2
5.6.3
5.6.4
5.6.5
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Table of Contents
Troubleshooting
