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PAT48PR (VER. 1.4)

TMC RESEARCH CORPORATION

PAT48PR (VER. 1.4)

Processor

80486SX/OPD486/80487SX/80486DX/80486DX2

Processor Speed

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

Chip Set

Unidentified

Video Chip Set

None

Maximum Onboard Memory

64MB

Maximum Video Memory

None

Cache

64/128/256KB

BIOS

Unidentified

Dimensions

330mm x 218mm

I/O Options

32-bit VESA local bus slots (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Speaker

J1 pins 1 4

Power LED & keylock

J1 pins 11 - 15

Turbo switch

J1 pins 7 & 17

IDE interface LED

J2

Turbo LED

J1 pins 8 & 18

External battery

J4

Reset switch

J1 pins 9 & 19

32-bit VESA local bus slots

SL1 & SL2

IDE interface LED

J1 pins 10 & 20

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

Battery type select internal

JP1

Pins 2 & 3 closed

 

Battery type select external

JP1

Open

 

CMOS memory clear

JP1

Pins 1 & 2 closed

 

Monitor type select color

JP4

Closed

 

Monitor type select monochrome

JP4

Open

DRAM CONFIGURATION 1

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(4) 256K x 9

None

None

None

2MB

(4) 256K x 9

(4) 256K x 9

None

None

4MB

(4) 1M x 9

None

None

None

5MB

(4) 256K x 9

(4) 1M x 9

None

None

6MB

(4) 256K x 9

(4) 256K x 9

(1) 1M x 36

None

8MB

(4) 1M x 9

(4) 1M x 9

None

None

9MB

(4) 256K x 9

(4) 1M x 9

(1) 1M x 36

None

10MB

(4) 256K x 9

(4) 256K x 9

(1) 1M x 36

(1) 1M x 36

12MB

(4) 1M x 9

(4) 1M x 9

(1) 1M x 36

None

13MB

(4) 256K x 9

(4) 1M x 9

(1) 1M x 36

(1) 1M x 36

16MB

(4) 1M x 9

(4) 1M x 9

(1) 1M x 36

(1) 1M x 36

16MB

(4) 4M x 9

None

None

None

20MB

(4) 1M x 9

(4) 4M x 9

None

None

20MB

(4) 4M x 9

(4) 1M x 9

None

None

24MB

(4) 1M x 9

(4) 4M x 9

(1) 1M x 36

None

24MB

(4) 4M x 9

(4) 1M x 9

(1) 1M x 36

None

28MB

(4) 1M x 9

(4) 4M x 9

(1) 1M x 36

(1) 1M x 36

28MB

(4) 4M x 9

(4) 1M x 9

(1) 1M x 36

(1) 1M x 36

32MB

(4) 4M x 9

(4) 4M x 9

None

None

36MB

(4) 4M x 9

(4) 4M x 9

(1) 1M x 36

None

40MB

(4) 4M x 9

(4) 4M x 9

(1) 1M x 36

(1) 1M x 36

48MB

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

None

52MB

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

(1) 1M x 36

52MB

(4) 4M x 9

(4) 1M x 9

(4) 4M x 9

(1) 4M x 36

64MB

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

(1) 4M x 36

DRAM CONFIGURATION 2

Size

Bank 0

Bank 1

Bank 2

Bank 3

4MB

None

None

(1) 1M x 36

None

8MB

None

None

(1) 1M x 36

(1) 1M x 36

12MB

(4) 1M x 9

None

(1) 1M x 36

(1) 1M x 36

16MB

(4) 1M x 9

(4) 1M x 9

(1) 1M x 36

(1) 1M x 36

16MB

None

None

(1) 4M x 36

None

20MB

None

None

(1) 4M x 36

(1) 1M x 36

24MB

(4) 1M x 9

None

(1) 4M x 36

(1) 1M x 36

24MB

(4) 4M x 9

None

(1) 1M x 36

(1) 1M x 36

28MB

(4) 4M x 9

(4) 1M x 9

(1) 1M x 36

(1) 1M x 36

28MB

(4) 1M x 9

(4) 1M x 9

(1) 4M x 36

(1) 1M x 36

32MB

None

None

(1) 4M x 36

(1) 4M x 36

36MB

(4) 4M x 9

None

(1) 4M x 36

(1) 1M x 36

40MB

(4) 4M x 9

(4) 4M x 9

(1) 1M x 36

(1) 1M x 36

40MB

(4) 1M x 9

(4) 1M x 9

(1) 4M x 36

(1) 4M x 36

48MB

(4) 4M x 9

None

(1) 4M x 36

(1) 4M x 36

52MB

(4) 4M x 9

(4) 1M x 9

(1) 4M x 36

(1) 4M x 36

52MB

(4) 4M x 9

(4) 4M x 9

(1) 4M x 36

(1) 1M x 36

64MB

(4) 4M x 9

(4) 4M x 9

(1) 4M x 36

(1) 4M x 36

DRAM CONFIGURATION 3

Size

Bank 0

Bank 1

Bank 2

Bank 3

4MB

None

None

(1) 1M x 36

None

8MB

None

None

(1) 2M x 36

None

12MB

None

None

(1) 2M x 36

(1) 1M x 36

16MB

None

None

(1) 2M x 36

(1) 2M x 36

16MB

None

None

(1) 4M x 36

None

24MB

None

None

(1) 2M x 36

(1) 4M x 36

32MB

None

None

(1) 8M x 36

None

40MB

None

None

(1) 2M x 36

(1) 8M x 36

40MB

None

None

(1) 8M x 36

(1) 2M x 36

48MB

None

None

(1) 8M x 36

(1) 4M x 36

64MB

None

None

(1) 8M x 36

(1) 8M x 36

DRAM RESISTOR CONFIGURATION

Configuration

RNB1

RNC1

RND1

RNB2

RNC2

RND2

1

Not installed

Installed

Not installed

Not installed

Installed

Not installed

2

Not installed

Not installed

Installed

Not installed

Not installed

Installed

3

Installed

Not installed

Not installed

Installed

Not installed

Not installed

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG0

TAG1

64KB

(4) 8K x 8

(4) 8K x 8

(1) 64K x 1

(1) 8K x 8

128KB

(4) 32K x 8

None

(1) 64K x 1

(1) 8K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 64K x 1

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

RND

RNE

RNF

64KB

Installed

Not installed

Not installed

128KB

Not installed

Installed

Not installed

256KB

Not installed

Not installed

Installed

CPU SPEED SELECTION

Speed

JP2

JP3

W13

W14

W15

W16

25MHz

2 & 3

Open

Open

Open

Closed

Open

33MHz

2 & 3

Open

Open

Open

Open

Closed

40MHz

1 & 2

Closed

Open

Closed

Open

Open

50iMHz

2 & 3

Open

Open

Open

Closed

Open

50MHz

1 & 2

Closed

Open

Open

Closed

Open

66iMHz

2 & 3

Open

Open

Open

Open

Closed

Note: Pins designated should be in the closed position.

CPU TYPE SELECTION

Type

RNA3

RNB3

RNC3

80486SX

Not installed

Not installed

Installed

OPD486

Not installed

Installed

Not installed

80487SX

Not installed

Installed

Not installed

80486DX

Installed

Not installed

Not installed

80486DX2

Installed

Not installed

Not installed

VL BUS SPEED SELECTION

Speed

JP5

JP6

JP7

<= 33MHz

Open

Open

Pins 1 & 2 closed

>33 MHz

Closed

Closed

Pins 2 & 3 closed

VL BUS SELECTION

CPU speed

# of VL-bus cards

RNE1

RNE2

33MHz

2

Installed

Not installed

50MHz

2

Installed

Not installed

50MHz

1

Not installed

Installed

66iMHz

2

Installed

Not installed

Note: 50MHz with 2 cards installed are not recommend by the manufacturer.