RFL
9300
Direct
Digital
Interface
Module
RS-449
Cable
Assembly
P1 P2
RFL DCE
Emulator
(105880)
4
6
22
24
Loopback
Connector
+5Vdc Com
TB10
RFL
9300
Modem
Module
1
2
3
4
RFL
9300
Fiber
Optic I/O
Module
TX Fiber
RX
RFL
9300
G.703
Module
2
4
9
11
a. Single relay test setup using modem
b. Single relay test setup using direct digital interface
c. Single relay test setup using fiber optic module
4 5
To Station
Battery
RFL
9300
Short Haul
Fiber
Interface
Module
Loopback
Connector
RFL DCE
Emulator
(105880)
4
6
22
24
+5Vdc Com
Fiber
Service Unit
Fiber
Fiber
RS-449
Cable
Assembly
P1 P2
d. Single relay test setup using SHFI
e. Single relay test setup using G.703
Figure 8-1. Single relay test setups
RFL 9300 RFL Electronics Inc.
October 20, 2004 8 - 4 (973) 334-3100