Boot-Up Sequence Of Leds; Resetting A Cm; Attaching Cabling - Cabletron Systems MCC-16 User Manual

2.6.1 Boot-Up Sequence Of LEDs

During the boot-up process each LED will flash RED to GREEN or
YELLOW to OFF. Upon completion the LEDs will indicate the CM's
configuration.

2.7 RESETTING A CM

Reset a CM by removing and re-inserting the CM.

2.8 ATTACHING CABLING

This section describes the maximum cable lengths and how to attach
cabling to CMs. The type of port (lobe, station, RI, or RO) does not
change the procedures.
lengths allowed for 4 Mbps and 16 Mbps ring operating speeds.
Media
STP (IBM Type 1 & 2)
STP (IBM Type 6 & 9)
For station to wall jack
or patch panels only
UTP (Categories 3 & 4)
UTP (Category 5)
MM Fiber
Table 2-2 lists the recommended maximum cable
Table 2-2 Maximum Cable Lengths
Cable Type
Lobe
RI or RO
Lobe
RI or RO
Lobe
RI or RO
Lobe
RI or RO
Lobe
RI or RO
)
4 Mbps
300 meters
(984 feet)
770 meters
(2525 feet)
30 meters
(99 feet)
Not applicable
200 meters
(656 feet)
200 meters
(656 feet)
250 meters
(820 feet)
250 meters
(820 feet)
2000 meters
(6562 feet)
2000 meters
(6562 feet)
INSTALLATION
16 Mbps
150 meters
(493 feet)
346 meters
(1138 feet)
30 meters
(99 feet)
Not applicable
100 meters
(328 feet)
100 meters
(328 feet)
120 meters
(394 feet)
120 meters
(394 feet)
2000 meters
(6562 feet)
2000 meters
(6562 feet)
2-9