Epson Endeavor WG Manuel - Page 6
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EPSON Endeavor WG
Hardware Interrupts
IRQ no.
Function
IRQ0
Timer output
IRQ1
Keyboard
IRQ3
Serial port 2
IRQ4
Serial port 1
IRQ5
Available (parallel port 2)
IRQ6
Floppy disk drive controller
IRQ7
Parallel port 1
IRQ8
Real-time clock
IRQ9
Available
IRQ10
Available
IRQ11
Available
IRQ12
PS/2 compatible mouse or optional pointing device
IRQ13
Math coprocessor
IRQ14
Hard disk drive controller
IRQ15
Available
System I/O Address Map
EPSON Endeavor WG-6
* Recommended addresses for installing devices
Jumper Settings
See the illustration on page 3 for the location of the jumpers
on the main system board.
CPU Speed Jumper Settings
CPU speed
SX/33, DX2/66 (33 MHz)
DX2/50 (25 MHz)
* Factory setting according to processor external speed clock; do not change
these jumpers unless you replace a DX2/50 chip with a DX2/66 chip.
CPU Type lumper Settings
CPU type*
486SX/33
ODP486-33 or 487SX/33
ODP486DX50/66
* Factory-set according to system type. You need to change jumpers
J5-J8 only if you have the 4SX/33 system and you remove the original
microprocessor chip and install a new one, or if you install a future
OverDrive processor in the 4DX2/50 or 4DX2/66.
Other Jumper Settings
Jumper
Jumper
number
setting
J9**
A*
B
A'
J10
B
J11
A'
B
J12**
A
* Factory setting
"To use a mouse connected to a port on an option card, set J9 to B and
J12 to A. lf you connect another type of pointing device (such as a joy
stick) to the option card port, set both jumpers to A.
5/3/93
J5
J6
J7
B
B
B
A
A
A
A
A
B
Function
Enables the built-in mouse connector
Disables the built-in mouse connector
Enables the built-in VGA display adapter
Disables the built-in VGA display adapter
A color monitor is installed
A monochrome monitor is installed
Enables a mouse or other pointing device
Disables a mouse or other pointing device
J8
B
A
B