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I n d e x
Symbols
103
---
103
*
A
111
AC input theory
33
accessing menu items
71
accessories
11
alarm limit ranges
103
alarm off
alarm parameter being violated
103
alarm silence
30
alarm silence duration
29
alarm silence state
30
alarm volume
18
alarm volume control
103
AO
103
AS
29
audible alarm settings
106
automatic calibration
B
6
battery
8
battery charge
103
battery in use
66
battery removal
112
battery theory
96
baud rate
111
block diagram
111
block diagram theory
103
BU
115
button interface theory
46
button problems
C
1
cautions
charging circuits theory
110
circuit analysis
5
cleaning
connecting to the data port
controlling hardware theory
113
CPU theory
N-550B
103
114
97
113
D
data port interface protocol
49
data port problems
description of N-550 pulse oximeter
53
disassembly guide
display/alarms problems
E
26
earth leakage current
95
enabling the data port
enclosure leakage current
7
equipment needed
equipotential terminal removal
49
error codes
73
exploded view
F
64
fan removal
3
front panel
front panel display theory
front panel PCB and controls theory
5
functional checks
functional versus fractional saturation
G
26
ground integrity
H
hospital type environments
L
103
LB
16
LED excitation test
103
LM
103
loss of pulse
loss of pulse with motion
103
low battery
103
LP
M
112
main PCB theory
2
manual overview
95
2
47
26
68
115
115
106
2
103
143
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