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Cisco MGX 8220 Installation and Configuration
Release 5.0, Part Number 78-6430-03 Rev. D0, November 2003
Chapter Circuit Emulation Service Modules
CESM 8-Port LED Indicators
The CESM 8-port LED indicators are describ ed in Table 4-5. All LEDs are lo ca ted on the faceplate of
the front card.
Table4-5 CESM 8-Port LED Indicators
Type of LED Color Meaning
ACT Green On indicates the card set is in active mode.
STBY Yellow •Slow blink without the Active LED indicates the ca rd i s in t he
boot state.
•Fast blink with the Standby LED indicates the card is being
downloaded.
•Fast blink indicates the service module is passing BRAM
channel information to the ASC.
•Steady yellow indicates the card i s in Standby mode and the
firmware is executing ADMIN code.
FAIL Red •Steady Red with Active and Standby LEDs off indicates either
the card is in the Reset condition, the card has fai led, or the card
set is not complete (no li ne m o du l e).
•Steady Red with Active LED on ind ic at es t he car d wa s ac tive
prior to failing
•Steady Red with Standby LED on in di cat es t h e ca rd was
standby prior to failing.
•Both standby and red LED alight indicates self-test failure.
PORT Green Green indicates the por t is a ctive.
Red •Red indicates there is local ala rm on the port.
•Off indicates the port has not been activated (upped).