Raisecom ISCOM6820-GP Hardware Description page 54

Raisecom
ISCOM6820-GP (A) Hardware Description
SYS/ALM
LNK
ALM
AC
-48 V
LED Status
Three
colors
Green
Red
Green
Green
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System working LED

Blinking green every 1s: the card works normally.

Blinking green every 0.25s: the card is initiating and
loading.

Red (On): the system fails (the backplane fails).
 Blinking red: the card is not properly inserted.
 Orange (On): the card is in Standby mode.
 Orange (Off): the system works abnormally.
When the card is in standby status (the orange LED
On), all other LEDs will be Off.
PON interface working LED
 Green: the PON interface is connected properly and there
is a registered ONU working on the interface.
 Off: the PON interface is disconnected or there is no
registered ONU working on the interface.
Power alarm LED
 Red: the power is working improperly and an alarm is
generated.
 Off: the power is working properly.
AC power working LED
 Green: the power module is working properly.
 Off: the power module is working improperly.
Output voltage status LED
 Green: the DC voltage is output normally.
 Off: the DC voltage is output improperly.
5 Lookup table of LEDs
Description
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