OfficeServ 7400 INSTALLATIONTECHNICAL MANUAL PART 3 MAY 20103.103.2.4 MP40 LEDsThe front view of the MP40 board is shown in the picture below.Figure 3.10 Front View of the MP40The MP40 front panel components have the functions below:Table 3.3 Ports and LEDs of the MP40Ports & LEDs Function DescriptionLINK21~LINK23,LINK31~LINK33Connection ports between MP40 and LP40s in the first and second expansioncabinets.MISC1~MISC2 Ports that connect external music sources, paging device, loud bell, commonbell, and door bell when the optional MIS daughterboard is installed.SD / Smart Media /MMC+Port for installing the 32MB Smart Media card. This card contains the mainsystem software. The MMC+ contains 64MB of storage and the SD contains 1GB.LAN Port for establishing the 10 Base-T/100 Base-Tx Ethernet connectionSIO Serial port (Samsung Engineering Use ONLY)RST Button for resetting the MP40 boardRUN LED This LED indicates the status of the MP40- Off: No power- On (Green): On booting- Blink (Green): Normal Operation of programThe blink cycle is 500ms while running S/W