User`s guide

42 • Chassis and Blade Installation R Series Data Center Products User’s Guide, Rev. B
Table 3 R4300 Connect Module Features
Connectors
Label
Color
Code
Description
ADMIN IN Yellow
RJ45 connection that links the Admin C/Port into the Admin daisy chain, or passes the
Admin connection to another chassis by connecting to that chassis’ ADMIN OUT port. As
many as 14 chassis per Control Chain can be connected on one Admin daisy chain. A
Control Chain can have more than one Admin daisy chain.
ADMIN OUT Yellow
RJ45 connection that links to the ADMIN IN connection of the next chassis in the Admin
daisy chain. On the end of the Admin daisy chain opposite the Admin C/Port, this connector
is not used.
SPARE IN Red
RJ45 connection that links a Spare blade into the Spare daisy chain, or passes the Spare
connection to another chassis by connecting to that chassis’ SPARE OUT port. As many as
14 chassis per Control Chain can be connected on one Spare daisy chain. A Control Chain
can have more than one Spare daisy chain. Not populated on ACM.
SPARE OUT Red
RJ45 connection that links to the SPARE IN connection of the next chassis in the Spare
daisy chain.
On the end of the Spare daisy chain opposite the Spare blade, this connector is
not used. Not populated on ACM.
C/PORTS —
RJ45 connections that connect the digital and analog signals to each individual end user’s
C/Port. The numbers correspond to the blade slot numbers on the front of the chassis. Not
populated on ACM.
USB —
These connections provide USB 2.0 on blades equipped with back-panel USB capability.
LEDs
STATUS Blue
These indicator LEDs work in conjunction with the Mode button on the RMM to provide
status information for three key functions: 1) blade digital link, 2) USB ports, and 3) blade
network ports. By pressing the Mode button on the RMM, administrators can step through
the three modes in sequential order. See Table 4 for a description of the LED functions.
USB Selected LED
Status LEDs
Selected LED
Digital Link
C/Port Connections USB Connections
Spare
Daisy Chain
Connections
Admin
Daisy Chain
Connections