Cisco AS5800 Product Overview 1-21
Dial Shelf Controller Card
Table1-3 Dial Shelf Controller Front Panel LEDs and LCDs
LED Indicator Display Description
Power and Warning LEDs
PWR (dial shelf controller power) Green Lights when power is ON.
MBUS (system MBus power) Green Lights when the dial shelf controller card is supplying +5
VDC to the system MBus.
MAJ (major alarm) Yellow Lights to indicate a major1 alarm condition.
1 A major alarm condition includes router shelf failure, backplane interconnect failure, two-fan failure, powe r supply failure, dial shelf
card failure, or conditional environmental thresholds.
MIN (minor alarm) Yellow Lights to indicate a minor2 alarm condition.
2 A minor alarm condition include s modem SIMM failure, HDLC con troller failure, or conditional en vironmental thresholds.
ACO (alarm cutoff) Yellow Lights to indicate the alarm cutoff button has been
pressed.
HIST (history clear) Yellow Lights when software recogn i zes a major or minor alarm
situation. LED powers off when th e Cl ear A lar m b ut to n is
pressed and no alarm condition remains.
Clock and Status LEDs
CLK (clock) Green Lights to identify the dial shelf controller card active
clock; active clock is independent from master dial shelf
controller card designation.
MAST (master) Green Lights to indicate the system software recognizes the dial
shelf controller card is in master mode.
Slot 0 Green Lights when P CMCIA slot 0 is in use.
Slot 1 Green Lights wh en PCMCIA slot 1 is in use.
Clock and Status LEDs
(continued)
DSI (dial shelf interconnect) Green Lights to indicate a working connection between the dial
shelf and router shelf.
10BaseT (Ethernet link) Green Lights to indicate a working data transfer link connection
between the access server and the system controller.
Liquid Crystal Displays
LCDs (upper and lower) Alphanumeric;
four characters
each
Displays ACTV to indicate active (master) card.
Displays BKUP to indicate backup (slave) card.