User's Manual

Confidential&Proprietary91/115 SC‐DAS

Checkingthestatusofthesystem’sLEDIndicator

AfterturningontheswitchofthepowersupplyinBIU,checkinformationoneachmodule’s
LEDofthes ystem.Thetablebelowshowsnormal/abnormalcasesdependingonthestatus
ofeachmodule’sLED.
LEDinformation
Unit LED Indicates
MDBU
ONGreen:MDBUisnormallypower‐supplied.
ALM

Green:MDBUisnormal.

Red:MDBUisabnormal;checkthealarmthroughRS‐232C.
MCPU
ON

Green:MCPUisnormallypower‐supplied.
TXD

Greenflicker:TXsignalsaretransmittedtocommunicatewithROU.
RXD

Greenflicker:RXsignalsarereceivedfromROU.
ALM

Green:BIUsystemisnormal.

Red:BIUsystemisabnormal;checkthealarmthroughRS‐232C.
MPSU
ONGreen:BIUisconnectedwithpowerandMPSUworksnormally.
ALM

Green:DCoutputisnormal.

Red:DCoutputisabnormal.

MDBUSetting

Insert the MDBU into the BIU. Check if the “ON” LED Indicator at the front panel of MDBU is lit
green.MakeaconnectionwithDEBUGportoftheMCPUthroughUSBCable
CheckiftheIDofMDBUmoduleislocatedinthoseSISOMDBU#1&2,MIMOMDBU#1&2slots
ofthe
MDBUthroughtheGUI.Whenyouselectthetabofacorrespondingslotfromthemainwindow,you
caninquireandsetthestatusofacorrespondingMDBUmodule.