Nellcor OxiMax N-65, Service Manual

Page: 49 / 120

Troubleshooting
O
XI
M
AX
N-65 Service Manual 43
Table 5 provides a list of error codes for the monitor.
Table 5: Error Codes
Error
Code
Scope of Action
Action Explanation
Clin
ici
a
n
Re
pa
ir
Re
tur
n
1 X Replace SpO
2
board. SpO
2
front end RAM error.
2 X Replace SpO
2
board. SpO
2
front end ROM/code integrity
error.
3 X Replace SpO
2
board. SpO
2
front end reported a bad CRC.
4 X Replace SpO
2
board. SpO
2
front end reported FSP message
not allowed.
5 X Replace SpO
2
board. SpO
2
front end reported illegal value
sent in FSP message.
6 X Replace SpO
2
board. SpO
2
front end reports calibration
(offset) failure.
9 X Replace SpO
2
board. SpO
2
front end reported syntax error
in FSP message.
10 1 2 1 — Check/replace sensor/
extension cable.
2 — Replace SpO
2
board.
SpO
2
front end reports over current
failure.
11 1 2 1 — Replace batteries.
2 — Replace SpO
2
board.
SpO
2
front end reports incorrect
system voltage.
12 X Replace SpO
2
board. SpO
2
front end reports other hardware
problem.
14 X Replace SpO
2
board. SpO
2
front end reports communication
channel overflow.
16 X Replace SpO
2
board. SpO
2
front end reports watchdog time
out.
17 X Check/replace sensor/
extension cable. SpO
2
front end reports that sensor
appears defective.
18 X Replace SpO
2
board. SpO
2
front end reports internal
register appears modified from
expected value.
19 X Check/replace sensor/
extension cable. SpO
2
front end reports signal out-of-
range.
48 X Replace SpO
2
board. SpO
2
front end reports spurious
interrupt.
49 X Replace SpO
2
board. SpO
2
front end reports internal buffer
overflow.
50 X Replace SpO
2
board. SpO
2
front end reports intermittent
error.
51 X Replace SpO
2
board. SpO
2
front end reports digital
communication error.
53 X Replace SpO
2
board. SpO
2
front end data not received.
256 X Replace SpO
2
board. SpO
2
back end reports beginning of
packet missing.