Philips M3921A Service Manual page 148

documents, 133
website, 133
Repair
support strategies, 120
Repair methods
bench repair, 120
unit exchange, 120
Repairs
qualified personnel, 49
vs. replacement, 120
Replacement
policy, 120
Replacement level
major subassembly, 49
PCB, 49
Replacement parts. See Spare
parts
Respiration simulator
testing monitor with, 19
Respirstion
processing, 129
Restoring factory settings, 46
RGA number, 113
Routine maintenance, 5–6
battery, 5
functional checks, 5
safety inspections, 5
RS-232
connector
3/16-inch socket for, 63
pin 9 for Nurse call, 127
RS-232 interface, 115, 119
alarm out signal, 115
Nurse call, 119
nurse call, 115
pinouts table, 115
standalone recorder (A1), 119
test, 27
S
Safety checks
periodic, 5
Safety tests, 30–??
categories, 30
conformation to standards, 30
earth leakage current, 32
electrical leakage, 30
enclosure leakage current, 33
ground integrity, 30
patient leakage current, 34
AC on applied part, 35
Screwdriver
icon, 37
Phillips-head, 63
Separation
of front and rear case assemblies
A1 series models, 68
A3 series models, 80
Serial interface
test, 27
voltages, 28
Service notes, 120
Set-up menu
selecting, 37
Shipment
packing for, 113
RGA number, 113
Small parts kit, 91
Spare parts, 91–112
cables, 110
exchange unit part numbers
A1 series models, 112
A3 series models, 112
front case assembly
A1 series model, 99
A3 series models, 102
main PCB assembly
A1 series models, 107
miscellaneous, 110
obtaining, 49
power cords, 110
power supply assembly
A1 series models, 110
A3 series models, 110
rear case assembly
A1 series models, 103
A3 series models, 107
small parts kit, 91
top level assembly
A1 series models, 94
A3 series models, 96
Speaker
loudness of alarms, 127
removal
A1 series models, 73
SpO
2
module
Index
removal, 82
troubleshooting, 56, 57
processing, 129
testing, 14
alarms and alarm silence, 14
dynamic operating range, 17
HR tone volume control, 16
LED excitation test, 17
SRC-2
switch settings, 12, 15, 16, 17, 28
Support strategies
for repair, 120
Switch panel
removal, 84
System A/D values, 42
System information, 41
screen, 41
System overview
A# series models, 123
A1 series models, 121
T
Temperature
processing, 130
Temperature module, 65
housing removal, 66
Temperature simulator, 26
Test and inspection matrix
reporting, 9
test map, 8
Test equipment
for performance verification, 10
Tests. See Electrical leakage tests,
Ground integrity tests,
Hardware and software tests,
LED excitation test,
Performance tests, Pneumatic
system, Power-on self-test, Safety
tests, SpO
2
Theory of operation, 120
Tools
for disassembly, 63
3/16-inch socket, 63
9/16-inch socket, 63
needle-nose pliers, 63
Phillips-head screwdriver, 63
Training
block diagram (A1), 121