PAT48AV Specifications

     ■ Main Processor

          ∙486SX, 486DX, or Cyrix M6 microprocessor for up to 50MHz.

     ■ Processor Upgrades

          ∙Available with a ZIF socket for a 487SX, OverDrive, 486DX2, or

         Pentium Overdrive processor

     ■ Cache Memory

          ∙8KB of on-chip cache memory

          ∙64K, 128K, or 256K of write-back secondary cache memory.

     ■ Main Memory

          ∙Up to 128MB of total main memory

          ∙Eight 30 pin SIMM sockets for 256Kx9, 1Mx9, 4Mx9, or 16Mx9

     ■ Expansion Slots

          ∙Three VL-Bus slots (Two master, one slave)

          ∙Seven ISA slots


PAT48AV Jumper settings

JP3

BIOS Setup

1-2

Use the onboard battery                

2-3

Clear CMOS RAM                         

1-2

Use an external battery connected to J2


JP1

Video Type

OFF

Monochrome

ON

Colour


Jumper

486SX

487SX

486DX

M6

Pentium OD

JP8

1-2

1-2

1-2

2-3

1-2

JP9

1-2

1-2

1-2

1-2

2-3

JP10

1-2

1-2

1-2

2-3

1-2

JP12

OFF

1-2

2-3

OFF

1-2

JP13

1-2

1-2

1-2

1-2

2-3

JP14

1-2

1-2

1-2

2-3

2-3

JP15

ON

ON

ON

OFF

ON

JP16

ON

ON

ON

OFF

ON

JP17

OFF

OFF

OFF

2-3

1-2

JP18

1-2

2-3

2-3

1-2

2-3


JP22

Bus wait state

2-3 

1 w/s 50MHz

1-2 

0 wait state


JP23

CPU Speed

1-2

25/33MHz

2-3

40/50MHz


JP19
1-2

JP19
3-4

JP19
5-6

JP19
7-8

External CPU Speed

ON

OFF

ON

ON

25MHz

ON

ON

OFF

ON

33MHz

OFF

OFF

ON

OFF

40MHz

OFF

ON

OFF

OFF

50MHz