Settings and add-on modules
2
4
3
1
1 = Jumper X33 for processor type
3 = Jumper X71 for connector
2 = Jumper block X180
external CRT controller
4 = Jumper for Interrupt IRQ12
Connector X90 for external CRT controller
You must set jumper X71 depending on whether or not connector X90 is used by
the external CRT controller.
Connector X90 is not used = Jumper X71 set to 1-2
Connector X90 is used = Jumper X71 set to 2-3
Default setting:
Jumper X71 set to 1-2 = Connector X90 is not used
A26361-D802-Z121-3-7619
21
Settings and add-on modules
Interrupt IRQ12
With the jumper on Pad 40 to Pad 41 you can set the interrupt IRQ12.
IRQ12 used by mouse = jumper set to Pad 40 and Pad 41
IRQ12 not used = jumper not set to Pad 40 and Pad 41
Default setting:
Jumper set to Pad 40 and Pad 41 = IRQ12 used by mouse
VGA controller
You can enable or disable the VGA controller on the system board, by setting the
jumper X180 to 1-10
VGA controller enabled = jumper X180 set to 1-10
VGA controller disabled = jumper X180 not inserted in 1-10
Default setting:
Jumper X180 set to 1-10 = VGA controller enabled
Floppy disk drive
You can define whether floppy disks can be written or deleted in the floppy disk
drive by setting the jumper X180 to 3-12. To write and delete floppy disks, the field
Diskette Write
in the setup menu must be set to
ENABLED
.
Read, write and delete floppy disks = jumper X180 set to 3-12
Read only floppy disks = jumper X180 not inserted in 3-12
Default setting:
jumper X180 set to 3-12 = floppy disks can be read written and deleted
22
A26361-D802-Z121-3-7619
