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JP6: IDE DMA Mode Setting
JP6 Setting Function
Pin 1-2
Short/Closed
Master (default)
Pin 1-2
Open
Slave
JP8, JP9, JP10: RS232/422/485 (COM2) Selection
COM1 is fixed for RS-232 use only.
COM2 is selectable for RS232, RS-422 and RS-485. COM3 and COM4
are fixed for RS-232 use only. The following table describes the jumper
settings for COM2 selection.
COM2
Function
RS-232 RS-422 RS-485
Jumper
Setting
(pin closed)
JP10:
1-2
JP9:
3-5 & 4-6
JP8:
3-5 & 4-6
JP10:
3-4
JP9:
1-3 & 2-4
JP8:
1-3 & 2-4
JP10:
5-6
JP9:
1-3 & 2-4
JP8:
1-3 & 2-4
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JP11: Processor Setting
JP11 Setting Processor Used
Pin 1-2
Short/Closed
Celeron D
Pin 1-2
Open
Core 2 Duo,
Pentium D,
Pentium 4 HT
MB898 User’s Manual 11