Intel PCM-3370 user manual Sdram installation, 3 COM1 and COM2 RI Input Select JP4, JP5

2.4.3 COM1 and COM2 RI Input Select (JP4, JP5)

There is Ring input select jumper at COM1 and COM2.

Table 2.4: COM1 and COM2 RI Input Select (JP4, JP5)

JP4	COM1 RI Input Select
Pin	Function
1-2	RI *
2-3	VCC

Table 2.5: COM1 and COM2 RI Input Select (JP4, JP5)

JP5	COM2 RI Input Select
Pin	Function
1-2	RI *
2-3	VCC

2.5 SDRAM installation

There are one on-board 144-pin SODIMM socket.

PCM-3370 User’s Manual 16