TABLE
OF
CONTENTS
4
SECTION
IV.
THEORY
OF
OPERATION
Ar-
“GENERAL.
22520
ла
is
tad
bee
Lene
ae
B.
FUNCTIONAL
THEORY
š
1.
Detector
ceo
αν
A
Suri
wayana
2.
High-Voltage
Supply
................................
3.
Amplifier/Discriminator
..............................
4.
Speaker/Alarm
.....................................
5.
Microcomputer
....................................
6.
Low-Voltage
Supply
................................
C
OPERATIONAL
THEORY
.................................
1:
Low-Voltage
Power
Supply
...........................
2.
High-Voltage
Power
Supply
...........................
3.
Amplifier/Discriminator
..............................
4.
Speaker?
ii
нле
ο
ο
ын
aaa
Ела
abans
5.
Keyboard).
5%:
ο
er
aes
КААН
6.
Microcomputer
«isis
dios
yg
ee
eer
a
y
RR
Y
Rod
SECTION
V.
MAINTENANCE
A.
CALIBRATION
-
Z.
s
yu
a
da
m
aa
ee
pe
n
oe
a
E
NINE
1.
General”,
ο
νιν
ο
Ps
EE
See
2.
High=Voltage
μυ
ο
XE
ο
ο...
3.
Instrument/Detector
Quality
...........................
4.
Rate
Meter
Calibration
...............................
B.
PREVENTIVE
MAINTENANCE
.............................
1.
Periodic
Maintenance
................................
2.
Battery
Replacement
................................
3.
Right-Side
ACCESS
..................................
C.
CORRECTIVE
MAINTENANCE
.............................
1.
Disassembly/Assembly
...............................
2.
Troubleshooting
...................................