Cabletron Systems MMAC-M3FNB Overview And Setup Manual - page 19
INSTALLATION REQUIREMENTS AND SPECIFICATIONS
Page 2-5
Fan Tray LED
This LED is green when both the fans are
(Fan Tray)
operating properly. The LED turns red when
either fan slows to half speed or less, and
signals the management/repeater module that
there is a fan tray problem.
SAFETY
Designed in accordance with UL1950, UL910, NEC 725-2(b), CSA 950,
IEC950, EN55022 Class A. Meets FCC Part 15, Class A limits.
This unit must be assembled and used in accordance with the
instructions in this manual.
If you have not yet installed a repeater/management
module and/or a MIM or MIMs, the Fail LED may
remain lit until installed MIMs create a power load. At
that time, the green (Power OK) LED will light.
NOTE
When the M3FNB is first powered up, this LED will be
red for a moment until the fans are operating at the
proper speed.
NOTE
It is the responsibility of the person who sells the system
of which the M3PSM will be a part to ensure that the
total system meets allowed limits of conducted and
radiated emissions.
NOTE
The handles provided on the fan tray and power supply
are for installation only; they are not designed to
support the full weight of the chassis, and should not
be used as carrying handles.