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Page iii
Contents
CHAPTER 1 INTRODUCTION
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5
F
EATURES
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6
A
PPLICATIONS
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7
A
NCILLARY
D
OCUMENTATION
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7
CHAPTER 2 INSTALLATION
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9
U
NPACKING
Y
OUR
H
ARDWARE
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9
A
DDITIONAL
I
TEMS
Y
OU
N
EED
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9
H
ARDWARE
O
VERVIEW
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10
Front View
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10
Component View
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11
I
NSTALLATION
S
UMMARY
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12
C
ONFIGURING THE
M
ODEM
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12
High-Speed (Fast Poll) Mode
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12
Low-Speed (FSK) Mode
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18
I
NSTALLING THE
M
ODEM IN THE
U
NIVERSAL
D
ATA
S
HELF
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23
C
ONNECTING TO A
T
RANSMISSION
L
INE
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25
Modular Jack Connectors
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.
25
Mass Termination Connector
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26
C
ONNECTING AN
RS-232 D
EVICE
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26
LED
S
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27
L
OOPBACK
C
ONTROL
S
WITCH
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28
APPENDIX A, TROUBLESHOOTING
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29
P
ROBLEM
S
OLVING
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29
APPENDIX B, SPECIFICATIONS
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31
G
ENERAL
S
PECIFICATIONS
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31
M
ECHANICAL
S
PECIFICATIONS
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32
B
ACK
-
TO
-B
ACK
C
ONNECTIONS TO A
S
ECOND
M
ODEM
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33
RS-232 (RTU) Interface
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33
E
NVIRONMENTAL
S
PECIFICATIONS
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34
C
OMPLIANCES
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34
APPENDIX C, LIMITED PRODUCT WARRANTY
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35
APPENDIX D, RMA PROCEDURE
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36