TMC RESEARCH CORPORATION

PAT48AG4 (VER. 1.2B)

Processor

CX486SX/80486SX/SL80486SX/ODP486/CX486DX/AM486DXL/

80486DX/SL80486DX/80486DX2/SL80486DX2/SL80486DX4/P24T

Processor Speed

25/33/40/50(internal)/50/66(internal)/83(internal)/100(internal)MHz

Chip Set

ALI

Video Chip Set

None

Maximum Onboard Memory

128MB

Maximum Video Memory

None

Cache

128/256KB

BIOS

Unidentified

Dimensions

254mm x 218mm

I/O Options

32-bit VESA local bus slots (3), green PC connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J2

Turbo LED

J8 pins 8 & 18

Green PC connector

J3

Reset switch

J8 pins 9 & 19

Green PC LED

J5

IDE interface LED

J8 pins 10 & 20

IDE interface LED

J7

Power LED & keylock

J8 pins 11 - 15

Speaker

J8 pins 1 – 4

32-bit VESA local bus slots

SL1 – SL3

Turbo switch

J8 pins 7 & 17

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

Monitor type select color

JP1

Closed

 

Monitor type select monochrome

JP1

Open

 

Battery type select internal

JP2

Pins 1 & 2 closed

 

Battery type select external

JP2

Pins 1 & 2 closed

 

CMOS memory clear

JP2

Pins 2 & 3 closed

 

BIOS type select EPROM

W4

Pins 1 & 2 closed

 

BIOS type select flash BIOS

W4

Pins 2 & 3 closed

DRAM CONFIGURATION 1

Size

Bank 0

Bank 1

Bank 2

Bank 3

4MB

(1) 512K x 36

None

(1) 512K x 36

None

12MB

(1) 2M x 36

None

(1) 1M x 36

None

12MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

None

16MB

(1) 2M x 36

None

(1) 2M x 36

None

16MB

(1) 2M x 36

None

(1) 1M x 36

(1) 1M x 36

16MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

24MB

(1) 2M x 36

None

(1) 4M x 36

None

24MB

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

None

28MB

(1) 4M x 36

(1) 1M x 36

(1) 2M x 36

None

28MB

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

36MB

(1) 4M x 36

(1) 4M x 36

(1) 1M x 36

None

36MB

(1) 8M x 36

None

(1) 1M x 36

None

40MB

(1) 4M x 36

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

40MB

(1) 4M x 36

(1) 4M x 36

(1) 2M x 36

None

40MB

(1) 8M x 36

None

(1) 1M x 36

(1) 1M x 36

40MB

(1) 8M x 36

None

(1) 2M x 36

None

48MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

None

48MB

(1) 8M x 36

None

(1) 4M x 36

None

64MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

64MB

(1) 8M x 36

None

(1) 4M x 36

(1) 4M x 36

64MB

(1) 8M x 36

None

(1) 8M x 36

None

96MB

(1) 16M x 36

(1) 4M x 36

(1) 4M x 36

None

96MB

(1) 8M x 36

None

(1) 16M x 36

None

112MB

(1) 16M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

112MB

(1) 16M x 36

(1) 4M x 36

(1) 8M x 36

None

DRAM CONFIGURATION 2

Size

Bank 0

Bank 1

Bank 2

Bank 3

4MB

(1) 1M x 36

None

None

None

8MB

(1) 2M x 36

None

None

None

8MB

(1) 1M x 36

(1) 1M x 36

None

None

16MB

(1) 4M x 36

None

None

None

20MB

(1) 4M x 36

(1) 1M x 36

None

None

32MB

(1) 4M x 36

(1) 4M x 36

None

None

32MB

(1) 8M x 36

None

None

None

64MB

(1) 16M x 36

None

None

None

80MB

(1) 16M x 36

(1) 4M x 36

None

None

128MB

(1) 32M x 36

None

None

None

128MB

(1) 16M x 36

(1) 16M x 36

None

None

DRAM/VL MASTER SLOT SELECTION

Configuration

VL-master slot

JP18

1

SL1, SL2 or SL3

Pins 1 & 2 closed

2

SL1

Pins 2 & 3 closed

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

128KB

(4) 32K x 8

None

(1) 8K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 16K x 8

CACHE JUMPER CONFIGURATION

Size

RN128

RN256

128KB

Installed

Not installed

256KB

Not installed

Installed

CPU SPEED SELECTION

Speed

JP3

JP4

JP5

JP22

JP23

JP24

25MHz

1 & 2

1 & 2

1 & 2

1 & 2, 5 & 6

1 & 2

1 & 2

33MHz

1 & 2

1 & 2

1 & 2

3 & 4, 5 & 6

1 & 2

1 & 2

40MHz

2 & 3

2 & 3

2 & 3

1 & 2, 3 & 4

2 & 3

2 & 3

50iMHz

1 & 2

1 & 2

1 & 2

1 & 2, 5 & 6

1 & 2

1 & 2

50MHz

2 & 3

2 & 3

2 & 3

1 & 2, 5 & 6

2 & 3

2 & 3

66iMHz

1 & 2

1 & 2

1 & 2

3 & 4, 5 & 6

1 & 2

1 & 2

83iMHz

1 & 2

1 & 2

1 & 2

3 & 4, 5 & 6

1 & 2

1 & 2

100iMHz (2x)

2 & 3

2 & 3

2 & 3

1 & 2, 5 & 6

2 & 3

2 & 3

100iMHz (3x)

1 & 2

1 & 2

1 & 2

3 & 4, 5 & 6

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU TYPE SELECTION

Type

JP6

JP7

JP8

JP9

CX486SX

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

Closed

80486SX

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Closed

SL80486SX

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Closed

ODP486

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Closed

CX486DX

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Closed

AM486DXL

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Closed

80486DX

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Closed

SL80486DX

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Closed

80486DX2

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Closed

SL80486DX2

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Closed

SL80486DX4

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Closed

P24T

Pins 1 & 2 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

Open

CPU TYPE SELECTION (CON’T)

Type

JP10

JP11

JP12

JP13

JP14

CX486SX

1 & 2

Open

1 & 2

Open

Open

80486SX

1 & 2

Open

1 & 2

Open

Open

SL80486SX

1 & 2

Open

1 & 2

Open

Open

ODP486

1 & 2

1 & 2

2 & 3

Open

Open

CX486DX

1 & 2

2 & 3

2 & 3

Open

Open

AM486DXL

1 & 2

2 & 3

2 & 3

Open

Open

80486DX

1 & 2

2 & 3

2 & 3

Open

Open

SL80486DX

1 & 2

2 & 3

2 & 3

Open

Open

80486DX2

1 & 2

2 & 3

2 & 3

Open

Open

SL80486DX2

1 & 2

2 & 3

2 & 3

Open

Open

SL80486DX4

1 & 2

2 & 3

2 & 3

Open

Open

P24T

1 & 2

1 & 2

2 & 3

Open

Closed

Note: Pins designated should be in the closed position.

CPU TYPE SELECTION (CON’T)

Type

RNG1

RNG2

RNG3

CX486SX

Not installed

Installed

Not installed

80486SX

Installed

Not installed

Not installed

SL80486SX

Installed

Not installed

Not installed

ODP486

Installed

Not installed

Not installed

CX486DX

Installed

Not installed

Not installed

AM486DXL

Installed

Not installed

Not installed

80486DX

Installed

Not installed

Not installed

SL80486DX

Installed

Not installed

Not installed

80486DX2

Installed

Not installed

Not installed

SL80486DX2

Installed

Not installed

Not installed

SL80486DX4

Installed

Not installed

Not installed

P24T

Not installed

Not installed

Installed

CPU TYPE SELECTION (CON’T)

Type

RNGA

RNGB

RNGC

RNGD

CX486SX

Not installed

Installed

Not installed

Not installed

80486SX

Not installed

Not installed

Not installed

Not installed

SL80486SX

Installed

Not installed

Not installed

Not installed

ODP486

Not installed

Not installed

Not installed

Not installed

CX486DX

Not installed

Installed

Not installed

Not installed

AM486DXL

Not installed

Not installed

Installed

Not installed

80486DX

Not installed

Not installed

Not installed

Not installed

SL80486DX

Installed

Not installed

Not installed

Not installed

80486DX2

Not installed

Not installed

Not installed

Not installed

SL80486DX2

Installed

Not installed

Not installed

Not installed

SL80486DX4

Installed

Not installed

Not installed

Not installed

P24T

Not installed

Not installed

Not installed

Installed

CPU MULTIPLIER SELECTION

Multiplier

JP28

83iMHz

Pins 2 & 3 closed

100iMHz (2x)

Pins 1 & 2 closed

100iMHz (3x)

Open

Non DX4 installed

Open