TMC RESEARCH CORPORATION

PCI48IX (VER. 1.0)

Processor

80486SX/80487SX/80486DX/ODP486SX/80486DX2/Pentium Overdrive

Processor Speed

25/33/50(internal)/66(internal)MHz

Chip Set

Intel

Max. Onboard DRAM

128MB

Cache

64/128/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

32-bit PCI slots (3)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

IDE interface LED

J2

IDE interface LED

J3 (pins 10 - 20)

Speaker

J3 (pins 1 - 4)

Power LED & keylock

J3 (pins 11 - 15)

Reset switch

J3 (pins 9 - 19)

32-bit PCI slots

SL1 - SL3

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Monitor type select monochrome

JP1

Open

 

Monitor type select color

JP1

Closed

»

Flash BIOS mode select normal

JP2

pins 2 & 3 closed

 

Flash BIOS mode select recovery

JP2

pins 1 & 2 closed

»

Flash BIOS write protect disabled

JP3

pins 1 & 2 closed

 

Flash BIOS write protect enabled

JP3

pins 2 & 3 closed

»

CMOS memory normal operation

JP7

Open

 

CMOS memory clear

JP7

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

2MB

(2) 256K x 36

NONE

4MB

(2) 256K x 36

(2) 256K x 36

4MB

(2) 512K x 36

NONE

6MB

(2) 256K x 36

(2) 512K x 36

6MB

(2) 512K x 36

(2) 256K x 36

8MB

(2) 512K x 36

(2) 512K x 36

8MB

(2) 1M x 36

NONE

10MB

(2) 256K x 36

(2) 1M x 36

10MB

(2) 1M x 36

(2) 256K x 36

12MB

(2) 512K x 36

(2) 1M x 36

12MB

(2) 1M x 36

(2) 512K x 36

16MB

(2) 1M x 36

(2) 1M x 36

16MB

(2) 2M x 36

NONE

18MB

(2) 256K x 36

(2) 2M x 36

18MB

(2) 2M x 36

(2) 256K x 36

20MB

(2) 512K x 36

(2) 2M x 36

20MB

(2) 2M x 36

(2) 512K x 36

24MB

(2) 1M x 36

(2) 2M x 36

24MB

(2) 2M x 36

(2) 1M x 36

32MB

(2) 2M x 36

(2) 2M x 36

32MB

(2) 4M x 36

NONE

34MB

(2) 256K x 36

(2) 4M x 36

34MB

(2) 4M x 36

(2) 256K x 36

36MB

(2) 512K x 36

(2) 4M x 36

36MB

(2) 4M x 36

(2) 512K x 36

40MB

(2) 1M x 36

(2) 4M x 36

40MB

(2) 4M x 36

(2) 1M x 36

48MB

(2) 2M x 36

(2) 4M x 36

48MB

(2) 4M x 36

(2) 2M x 36

64MB

(2) 4M x 36

(2) 4M x 36

64MB

(2) 8M x 36

NONE

66MB

(2) 256K x 36

(2) 8M x 36

66MB

(2) 8M x 36

(2) 256K x 36

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

68MB

(2) 512K x 36

(2) 8M x 36

68MB

(2) 8M x 36

(2) 512K x 36

72MB

(2) 1M x 36

(2) 8M x 36

72MB

(2) 8M x 36

(2) 1M x 36

80MB

(2) 2M x 36

(2) 8M x 36

80MB

(2) 8M x 36

(2) 2M x 36

96MB

(2) 4M x 36

(2) 8M x 36

96MB

(2) 8M x 36

(2) 4M x 36

128MB

(2) 8M x 36

(2) 8M x 36

CACHE CONFIGURATION

Size

Bank 0

Bank 1

64KB

(4) 8K x 8

(4) 8K x 8

128KB

(4) 32K x 8

NONE

256KB

(4) 32K x 8

(4) 32K x 8

CACHE TAG CONFIGURATION

Size

TAG (U18)

TAG (U35)

TAG (U36)

64KB

(1) 8K x 8

(1) 64K x 1

(1) 64K x 1

128KB

(1) 8K x 8

(1) 64K x 1

(1) 64K x 1

256KB

(1) 8K x 8

(1) 64K x 1

(1) 64K x 1

CACHE JUMPER CONFIGURATION

Size

RA1

RA2

RA3

RA4

RA5

RA6

64KB

Not installed

Not installed

Installed

Not installed

Not installed

Installed

128KB

Not installed

Installed

Not installed

Not installed

Installed

Not installed

256KB

Installed

Not installed

Not installed

Installed

Not installed

Not installed

CPU TYPE CONFIGURATION

Type

RN14

RN15

RN16

80486SX

Not installed

Not installed

Installed

ODP486SX

Not installed

Installed

Not installed

80487SX

Not installed

Installed

Not installed

80486DX/DX2

Installed

Not installed

Not installed

Pentium Overdrive

Not installed

Installed

Not installed

CPU SPEED CONFIGURATION

Speed

JP4

JP5

25MHz

Closed

Closed

33MHz

Open

Closed

50iMHz

Closed

Closed

66iMHz

Open

Closed

PCI IRQ CONFIGURATION

IRQ

RN17

RN18

RN19

IRQ5

Installed

Not installed

Not installed

IRQ11

Not installed

Installed

Not installed

IRQ15

Not installed

Not installed

Installed