Philips M3921A, Service Manual

Page: 145 / 150

Index
A
Accessories
understanding, 3
Alarms
Alarm Underway condition, 29
and alarm silence, 14
No Alarm condition, 28
Audible tones
troubleshooting, 50, 60
B
Battery
charge time, 11
charging, 11
cover removal
A1 series models, 65
A3 series models, 85
cushions, removal
A1 series models, 66
deep discharges, 42
disposal and recycling, 6
housing removal
A3 series models, 86
maintenance, 5
observing polarity, 65, 67, 70
performance test, 12
removal
A1 series models, 65, 66
A3 series models, 85
troubleshooting
A1 series models, 52
A3 series models, 53
typical operating time, 12
Bench repair , 120
Block diagram
A1, 122
A1 series models, 121
A3 series models, 123, 124
Boot sequence , 13
Buttons/wheel
troubleshooting, 50, 59
C
Cables
null-modem, 3
part numbers, 110
Cautions , 1
Channel designators
analog-to-digital, 43
Cleaning , 5
Closed case disassembly. See
Disassembly procedures
Connector panel
separating patient connector PCB
from, 78
Control circuits , 125
D
Defib sync pulse , 127
Deflation rate. See Pneumatic
system
Diagnostic menu , 40
error codes, 40
function, 40
system information, 41
Diagnostic mode , 40–46
accessing, 40
accessing error code records, 53
entering from power-up defaults
menu, 39
purpose of, 40
system information screen, 41
Disassembly
training, 133
Disassembly procedures , 63–89
closed case
A1 series models
battery
cover, 65
if no temp. module, 65
temp. module installed, 66
temp. module housing, 66
A3 series models
handle, 79
recorder, 80
wheel, 79
front case
A1 series models, 70–74
encoder, 73
keypad, 74
LCD display, 72
main PCB, 70
speaker, 73
wheel, 73
A3 series models, 82–84
ECG connector, 82
encoder assembly, 82
LCD, 84
main PCB, 82
SpO
2
module, 82
switch panel, 84
temp. cable, 82
temp. connector, 82
main PCB
A1 series models, 77
NIBP assembly, 77
patient connector PCB, 77
connector panel, 78
rear case
A1 series models, 75
foot cushions, 76
handle, 76
NIBP pump, 75
rear connector PCB, 75
A3 series models, 85
battery removal, 85
power supply assembly, 88
recorder/battery housing, 86
removing fuses, 88
separating front and rear case
assemblies
A1 series models, 68
tools required, 63
Display
description, 125
removal, 72
troubleshooting, 50, 59, 60
window removal, 72
E
Earth leakage current , 32
ECG
connector removal, 82
processing, 128
simulator, 18
testing monitor with, 18
temp. cable removal, 82
Electrical leakage tests , 30
earth leakage current, 32
enclosure leakage current, 33
patient leakage current, 34
Encoder
assembly removal, 82
removal, 73