Normal Start Up Sequence; Connecting A Ds3 Uni Module - 3Com 3C63100-AC-C - PathBuilder S600 Bridge/router Reference Manual

34 C 2: I
HAPTER NSTALLATION
Normal Start up
Sequence
Connecting a DS3 UNI
Module
All modules feature a set of five common system LEDs on the left side of the
module. When you install and connect a module, the common LED sequence
shown in Figure 7 occurs.
Power (PWR)—Indicates power from the power supply is good.
In Service (INS)—Indicates that the corresponding card is available for
transmission.
Fail—Indicates a sub-system failure.
Test—Indicates that a diagnostic is active.
Active (ACTV)—Indicates that the card is in service and active.
For descriptions of the LEDs specific to each module, see the following sections.
Figure 7 Common LED Sequence
Power Inservice
1.
2.
3.
Connect the DS3 UNI module to a DS3 repeater using the female BNC connectors.
Figure 8 shows a trunk module connection. The maximum coax run is 450 feet.
The transmitter in the DS3 UNI Module includes selectable LBO (Line Build-Out) to
adjust the output signal to cable runs of 0-255 or 225-450 feet. Select the LBO
during card configuration from the local terminal or NMS. See "Configuring the
DS3 UNI Module" in Chapter 5, for details.
Fail Test
Upon Power Up
Power On Tests Completed
Slot 6
Slot 5
Slot 4
Slot 3
Slot 2
Slot 1