3Com CoreBuilder 7000 Management Manual page 471

CoreBuilder Management
and Interface LEDs
CoreBuilder Management
and Interface Connectors
Switch Module
PWR - Power indication (Green)
FAIL - Module fail indication (Red)
ACT - Activity, module active and running (Yellow)
10BASE-T status - Ethernet port status (Green)
Service port status - RS-232 (Green)
Control port status - RS-232 (Green)
Interface Card
PWR
FAIL
ACT
LINK STATUS - per port physical layer status (Green)
FAIL - per port interface status (Red)
ACT - per port traffic activity (Yellow)
Management
Management - RJ-45 - Standard Ethernet connector
Service - RS-232 - 9 pin D-type-standard DCE.
Control - RS-232 - 9 pin D-type standard DCE.
Interfaces
ATM port OC-3-SC connector Multimode fiber
ATM port OC-3-SC connector Singlemode fiber (category 1 - short
reach)
ATM port DS-3-BNC connector coax 75 Ohm cable
471