Because RFL™ and Hubbell® have a policy of continuous product improvement, we reserve the right to change designs and specifications without notice.
RFL DS-562NC RFL Electronics Inc.
July 5, 2012 36 (973)
334-3100
Verifying LAN-to-LAN Operation
Once you have completed the installation, verify that the MA-428 LAN Bridge is operating properly
by checking LAN-to-LAN operation with your network administrator. You can also verify the
operation of the MA-428 by checking its LEDs. Table 27 describes their state under normal operating
conditions when connected to a functioning LAN.
Table 27. MA-428 LAN bridge functioning LEDs
Light Indication Condition Function
LINK Solid Green The link is functioning correctly.
TX/RX Blinks Yellow Ethernet frames are passing correctly.
DROP Light Off No data is being lost.
ALARM Light Off There are no alarm conditions.
Table 28. MA-428 Alarm conditions
Alarm State Possible Cause
1
Blinking Red
Note: When first
poweri
ng up thi
s light may
blink 2-3 times, this is
normal
• DS562NC
m
odul
e not connected
• Clock not received from
the DS562NC
• Im
proper code i
n Complex Programmabl
e
Logic Devi
ce (CPLD)
2 Solid Red
• Hardware assembl
y problem
• C
PLD is not programme
d
• Mapper and physical ID are somehow at “0”
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