Samsung iDCS 500 Manual page 9

3-8 Chapter 3
Installing Printed Circuit Cards
NOTE: Do not insert this card with system power ON.
To prevent accidental damage to the LCP card, the MCP/LCP connector on the back plane is
positioned to mate only with the MCP or LCP card. Other interface cards will not mate with this
connector and the MCP or LCP card will not mate with any other connector.
There are twelve (12) LED indicators on the front of the LCP card. The uses are as follows:
LCP HDLC TX (Transmit) Status
OFF
TX
ON
LCP HDLC RX (Receive) Status
OFF
RX
ON
LCP Processor Status
LCP OFF
ON
Card Status
OFF
S1~S9
ON
indicates that there is no link from the LCP card
indicates that the link from the LCP card is being set up Flicker indicates a message has
been transmitted.
indicates that there is no link from the LCP card
indicates that the link from the LCP card is being set up Flicker indicates a message has
been received.
indicates that power is OFF
indicates that the LCP is booting Flicker indicates normal operation.
indicates that the card is idle or not installed
indicates one or more circuits busy Flicker indicates the card has a fault or is inserted in
the wrong slots. (i.e. TEPRI,PRI,BRI card must be inserted in the slot 1, or 2 or 3,
otherwise LED flickers.)