Avaya S8700 Maintenance Manual page 103

ATM Tips
Table 4-4.
TN230X LED reference
LED color
Red Green
N/S Fast blink
– Slow blink
– Steady on
Steady on –
Table 4-5 shows the various LEDs on the A500 ATM switch and the meanings of
the different states.
Table 4-5. A500 LED Quick Reference
Component Label
Switch LK
Processor
Board
RX
DIAG
NBOOT
MGT
RUN
PWR
VOLT
TEMP
FAN
SYSER
R
FAULT
555-233-143
— Continued
Amber Interpretation
– Running DSP diagnostics or downloading code to DSPs
(typical during boot process).
– Board insertion has not yet completed.
– Running maintenance tests. May appear to be blinking
if several short tests are run one after another.
– Hardware alarm. Does not necessarily take the
TN230X out of service, for example, if one of the 24
DSPs fails diagnostics.
Color State
Green Intermittent
blink
Green Steady on
Green Off
Green Off
Green Off
Green Steady on
Green Steady on
Amber Off
Amber Off
Amber Off
Amber Off
Amber Off
Continued on next page
Meaning
Normal state. Traffic is being sent or received
over the Ethernet LAN link.
Normal state. Carrier is received over the
Ethernet LAN link.
Normal state.
Normal state.
Normal state.
Normal state. The switch processor is
running.
Normal state. The switch processor board is
powered up.
Normal state
Normal state
Normal state
Normal state
Normal state
Continued on next page
Issue 1 May 2002 4-29