Troubleshooting Guide - Nellcor N-200 Operator's Manual

Err 5
Hardware error. Contact qualified service personnel.
Note: The N-200 may operate if any button is pressed while
Err 5 is displayed.
Err 6
Battery-backed memory contents have been lost, and the trend
memory was erased and reinitialized. The trend memory
operates normally as long as the N-200 is turned on, but when
the ON/STDBY switch is set to STDBY, the trend memory will
be erased. Contact qualified service personnel.
Note: This message may also appear briefly when the N-200
is first turned on after software has been replaced with
a different version. No action is required.
t E On
Trend memory is active.
t E diS
Trend memory is disabled.

TROUBLESHOOTING GUIDE

This section discusses potential difficulties and suggestions for
resolving them. If the difficulty persists, contact qualified
service personnel or your local Nellcor representative. The
service manual provides additional troubleshooting
information, which is for use by qualified service personnel.
This section is divided into three troubleshooting categories:
Items 1 through 3 describe general system problems. Items 4
through 13 describe general oximetry subsystem problems.
Item 14 describes trend memory problems.
Troubleshooting
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