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PAT48AN

TMC RESEARCH CORPORATION

PAT48AN

Processor

CX486M6/80486SX/80487SX/CX486M7/80486DX/80486DX2/ Pentium Overdrive

Processor Speed

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

Chip Set

ALI

Max. Onboard DRAM

128MB

Cache

64/128/256KB

BIOS

Unidentified

Dimensions

254mm x 218mm

I/O Options

32-bit VESA local bus slots (3)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J2

Reset switch

J8 pins 9 & 19

IDE interface LED

J7

IDE interface LED

J8 pins 10 & 20

Speaker

J8 pins 1 - 4

Power LED & keylock

J8 pins 11 - 15

Turbo switch

J8 pins 7 & 17

32-bit VESA local bus slots

SL1 - SL3

Turbo LED

J8 pins 8 & 18

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Ľ

Monitor type select color

J3

Closed

 

Monitor type select monochrome

J3

Open

Ľ

Factory configured - do not alter

J4

N/A

Ľ

Factory configured - do not alter

J5

N/A

Ľ

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

DRAM CONFIGURATION 1

Size

Bank 0

Bank 1

Bank 2

4MB

(1) 1M x 36

NONE

NONE

8MB

(1) 1M x 36

(1) 1M x 36

NONE

12MB

(1) 1M x 36

(1) 1M x 36

(4) 1M x 9

16MB

(1) 4M x 36

NONE

NONE

20MB

(1) 1M x 36

(1) 4M x 36

NONE

24MB

(1) 1M x 36

(1) 1M x 36

(4) 4M x 9

24MB

(1) 1M x 36

(1) 4M x 36

(4) 1M x 9

32MB

(1) 4M x 36

(1) 4M x 36

NONE

36MB

(1) 1M x 36

(1) 4M x 36

(4) 4M x 9

36MB

(1) 4M x 36

(1) 4M x 36

(4) 1M x 9

48MB

(1) 4M x 36

(1) 4M x 36

(4) 4M x 9

64MB

(1) 16M x 36

NONE

NONE

72MB

(1) 1M x 36

(1) 1M x 36

(4) 16M x 9

80MB

(1) 4M x 36

(1) 16M x 36

NONE

84MB

(1) 1M x 36

(1) 4M x 36

(4) 16M x 9

84MB

(1) 4M x 36

(1) 16M x 36

(4) 1M x 9

96MB

(1) 4M x 36

(1) 4M x 36

(4) 16M x 9

96MB

(1) 4M x 36

(1) 16M x 36

(4) 4M x 9

128MB

(1) 16M x 36

(1) 16M x 36

NONE

DRAM CONFIGURATION 2

Size

Bank 0

Bank 1

Bank 2

4MB

NONE

NONE

(4) 1M x 9

8MB

(1) 1M x 36

NONE

(4) 1M x 9

12MB

(1) 1M x 36

(1) 1M x 36

(4) 1M x 9

16MB

NONE

NONE

(4) 4M x 9

20MB

(1) 4M x 36

NONE

(4) 1M x 9

24MB

(1) 1M x 36

(1) 4M x 36

(4) 1M x 9

24MB

(1) 4M x 36

(1) 1M x 36

(4) 1M x 9

24MB

(1) 1M x 36

(1) 1M x 36

(4) 4M x 9

32MB

(1) 4M x 36

NONE

(4) 4M x 9

36MB

(1) 4M x 36

(1) 4M x 36

(4) 1M x 9

36MB

(1) 4M x 36

(1) 1M x 36

(4) 4M x 9

DRAM CONFIGURATION 2 (CONíT)

Size

Bank 0

Bank 1

Bank 2

48MB

(1) 4M x 36

(1) 4M x 36

(4) 4M x 9

64MB

NONE

NONE

(4) 16M x 9

72MB

(1) 1M x 36

(1) 16M x 36

(4) 1M x 9

80MB

(1) 16M x 36

NONE

(4) 4M x 9

84MB

(1) 4M x 36

(1) 16M x 36

(4) 1M x 9

84MB

(1) 16M x 36

(1) 1M x 36

(4) 4M x 9

96MB

(1) 4M x 36

(1) 16M x 36

(4) 4M x 9

96MB

(1) 16M x 36

(1) 4M x 36

(4) 4M x 9

128MB

(1) 16M x 36

NONE

(4) 16M x 9

DRAM CONFIGURATION 3

Size

Bank 0

Bank 2

12MB

(1) 2M x 36

(4) 1M x 9

24MB

(1) 2M x 36

(4) 4M x 9

36MB

(1) 8M x 36

(4) 1M x 9

48MB

(1) 8M x 36

(4) 4M x 9

72MB

(1) 2M x 36

(4) 16M x 9

96MB

(1) 8M x 36

(4) 16M x 9

128MB

(1) 32M x 36

NONE

DRAM JUMPER CONFIGURATION

Configuration

RNA

RNB

RNC

1

Installed

Not installed

Not installed

2

Not installed

Installed

Not installed

3

Not installed

Not installed

Installed

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

64KB

(4) 8K x 8

(4) 8K x 8

(1) 8K x 8

128KB

(4) 32K x 8

NONE

(1) 8K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

CACHE RESISTOR CONFIGURATION

Size

RN64

RN128

RN256

64KB

Installed

Not installed

Not installed

128KB

Not installed

Installed

Not installed

256KB

Not installed

Not installed

Installed

CPU TYPE CONFIGURATION

Type

JP6

JP7

JP8

JP12

CX486M6

pins 2 & 3 closed

pins 1 & 2 closed

pins 2 & 3 closed

Open

CXM6 module

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

80486SX

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

Open

80487SX

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

CX486M7

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

80486DX

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

80486DX2

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

Pentium Overdrive

pins 1 & 2 closed

pins 2 & 3 closed

pins 1 & 2 closed

pins 1 & 2 closed

CPU TYPE CONFIGURATION (CONíT)

Type

JP13

JP14

JP15

JP16

CX486M6

pins 1 & 2 closed

pins 1 & 2 closed

Open

Open

CXM6 module

pins 1 & 2 closed

pins 1 & 2 closed

Closed

Closed

80486SX

pins 1 & 2 closed

pins 1 & 2 closed

Closed

Closed

80487SX

pins 1 & 2 closed

pins 1 & 2 closed

Closed

Closed

CX486M7

pins 1 & 2 closed

pins 1 & 2 closed

Closed

Closed

80486DX

pins 1 & 2 closed

pins 1 & 2 closed

Closed

Closed

80486DX2

pins 1 & 2 closed

pins 1 & 2 closed

Closed

Closed

Pentium Overdrive

pins 2 & 3 closed

pins 2 & 3 closed

Closed

Closed

CPU TYPE CONFIGURATION (CONíT)

Type

JP17

JP18

JP19

JP26

JP27

CX486M6

2 & 3

1 & 2

Closed

1 & 2

Open

CXM6 module

Open

2 & 3

Open

2 & 3

Closed

80486SX

Open

1 & 2

Open

1 & 2

Open

80487SX

Open

2 & 3

Open

1 & 2

Open

CX486M7

Open

2 & 3

Open

1 & 2

Open

80486DX

Open

2 & 3

Open

1 & 2

Open

80486DX2

Open

2 & 3

Open

1 & 2

Open

Pentium Overdrive

1 & 2

2 & 3

Open

1 & 2

Open

Note: Pins designated should be in the closed position.

CPU SPEED CONFIGURATION

Speed

JP20

JP24

25MHz

pins 1 & 2, 5 & 6, 7 & 8 closed

pins 1 & 2 closed

33MHz

pins 1 & 2, 3 & 4, 7 & 8 closed

pins 1 & 2 closed

40MHz

pins 3 & 4, 5 & 6, 7 & 8 closed

pins 2 & 3 closed

50iMHz

pins 1 & 2, 5 & 6, 7 & 8 closed

pins 1 & 2 closed

50MHz

pins 1 & 2, 5 & 6, 7 & 8 closed

pins 2 & 3 closed

66iMHz

pins 1 & 2, 3 & 4, 7 & 8 closed

pins 1 & 2 closed

CPU FREQUENCY CONFIGURATION

Frequency

JP9

JP21

JP22

Single

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

Dual

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

VESA WAIT STATE CONFIGURATION

Wait states

JP23

0 wait states

pins 1 & 2 closed

1 wait state

pins 2 & 3 closed

VL-BUS MASTER AND DRAM BANK CONFIGURATION

VL-bus master

DRAM banks

JP10

JP11

1

4

pins 2 & 3 closed

pins 1 & 2 closed

2

2

pins 2 & 3 closed

pins 1 & 2 closed