Specifications

Chapter 2 Installation and Setup Installation and Operation Manual
2-2 Setting the Jumpers and Switches FOM-E1/T1 Ver. 2.0
• Power cord
• DC adapter connector (for FOM-E1/T1 with 48 VDC option)
2.4 Equipment Needed
FOM-E1/T1 is a standalone device intended for tabletop or bench installation. It is
delivered completely assembled. There is no provision for bolting the unit on the
tabletop.
The only mechanical installation procedure that may be necessary is optional
installation in a 19-inch rack or mounting on the wall:
• Use RM-33-2 for mounting one or two units in a 19-inch rack
• Use the K-33 drilling template included in this manual for mounting
FOM-E1/T1 on the wall.
2.5 Setting the Jumpers and Switches
Figure 2-1 illustrates the rear panel DIP switch. Table 2-1 provides details on the
functions of the DIP switch, and its default settings.
 To configure FOM-E1/T1:
1. Disconnect all the cables connected to FOM-E1/T1.
2. Select the electrical interface type (E1 or T1) by setting the E1/T1 section of the
rear panel DIP switch to appropriate position.
3. For E1 interface, select its type (balanced or unbalanced) by setting the
BAL/UNBAL section of the rear panel DIP switch to appropriate position.
Proceed with the line, DTE and power connections as described below.
LOOP ENABLE AIS
RLB BAL
E1
T1
12345
LLB
ON
UNBA
L
Figure 2-1 Rear Panel DIP Switch