...because we can't all be on the bleeding edge...





4SLD.3

CHAINTECH COMPUTER COMPANY, LTD.

4SLD.3

Processor

80486SX/SL80486SX/80486SX2/CX486DX/UMCU5/80486DX/SL80486DX/ CX486DX2/80486DX2/SL80486DX2/P24D/80486DX4

Processor Speed

25/33/40/50(internal)/50/66(internal)/75(internal)/80(internal)/100(internal)MHz

Chip Set

SIS

Max. Onboard DRAM

64MB

Cache

128/256KB

BIOS

Award

Dimensions

250mm x 220mm

I/O Options

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

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Green PC LED

D1

Turbo switch

J5

Speaker

J1

Green PC connector

J6

Power LED & keylock

J2

External battery

J7

Reset switch

J3

Green PC connector

JP17

Turbo LED

J4

32-bit VESA local bus slots

SL1 - SL3

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Ľ

CMOS memory normal operation

JP22

pins 1 & 2 closed

 

CMOS memory clear

JP22

pins 2 & 3 closed

Ľ

CPU type select Cyrix

JP25

Open

 

CPU type select AM486DX2

JP25

Closed

 

CPU type select AM486DX4

JP25

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(1) 256K x 36

NONE

NONE

NONE

2MB

(1) 256K x 36

(1) 256K x 36

NONE

NONE

2MB

(1) 512K x 36

NONE

NONE

NONE

4MB

(1) 1M x 36

NONE

NONE

NONE

5MB

(1) 256K x 36

(1) 1M x 36

NONE

NONE

6MB

(1) 256K x 36

(1) 256K x 36

(1) 1M x 36

NONE

6MB

(1) 512K x 36

NONE

(1) 1M x 36

NONE

8MB

(1) 1M x 36

(1) 1M x 36

NONE

NONE

8MB

(1) 2M x 36

NONE

NONE

NONE

10MB

(1) 256K x 36

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

10MB

(1) 256K x 36

(1) 256K x 36

(1) 2M x 36

NONE

10MB

(1) 512K x 36

NONE

(1) 2M x 36

NONE

12MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

NONE

12MB

(1) 2M x 36

NONE

(1) 1M x 36

NONE

16MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

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

20MB

(1) 1M x 36

(1) 4M x 36

NONE

NONE

24MB

(1) 2M x 36

NONE

(1) 4M x 36

NONE

32MB

(1) 4M x 36

(1) 4M x 36

NONE

NONE

32MB

(1) 8M x 36

NONE

NONE

NONE

36MB

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

NONE

36MB

(1) 1M x 36

(1) 8M x 36

NONE

NONE

40MB

(1) 1M x 36

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

40MB

(1) 1M x 36

(1) 1M x 36

(1) 8M x 36

NONE

40MB

(1) 2M x 36

NONE

(1) 8M x 36

NONE

40MB

(1) 2M x 36

NONE

(1) 4M x 36

(1) 4M x 36

48MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

NONE

48MB

(1) 4M x 36

(1) 8M x 36

NONE

NONE

64MB

(1) 4M x 36

(1) 4M x 36

(1) 8M 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) 8M x 36

NONE

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 or (1) 32K x 8

CACHE RESISTOR CONFIGURATION

Size

RP12

RP13

128KB

Installed

Not installed

256KB

Not installed

Installed

CPU TYPE CONFIGURATION

Type

JP9

JP10

JP16

JP20

JP21

80486SX

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

SL80486SX

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

80486SX2

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

SL80486SX2

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

ODP486SX

1 & 2

1 & 2

2 & 3

2 & 3

2 & 3

UMC U5

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

CX486DX

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

80486DX

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

SL80486DX

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

CX486DX2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

P24D

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

80486DX2

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

SL80486DX2

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

80486DX4

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CONíT)

Type

RP5

RP6

RP7

RP8

RP9

RP10

80486SX

Installed

Not installed

Not installed

Installed

Not installed

Not installed

SL80486SX

Installed

Not installed

Not installed

Installed

Not installed

Not installed

80486SX2

Installed

Not installed

Not installed

Installed

Not installed

Not installed

SL80486SX2

Installed

Not installed

Not installed

Installed

Not installed

Not installed

ODP486SX

Not installed

Installed

Not installed

Installed

Not installed

Not installed

UMC U5

Installed

Not installed

Not installed

Installed

Not installed

Not installed

CX486DX

Not installed

Installed

Not installed

Not installed

Installed

Not installed

80486DX

Not installed

Installed

Not installed

Installed

Not installed

Not installed

SL80486DX

Not installed

Installed

Not installed

Installed

Not installed

Not installed

CX486DX2

Not installed

Installed

Not installed

Not installed

Installed

Not installed

P24D

Not installed

Not installed

Installed

Not installed

Not installed

Installed

80486DX2

Not installed

Installed

Not installed

Installed

Not installed

Not installed

SL80486DX2

Not installed

Installed

Not installed

Installed

Not installed

Not installed

80486DX4

Not installed

Installed

Not installed

Installed

Not installed

Not installed

CPU SPEED CONFIGURATION (MX8315)

Speed

JP11

JP12

JP13

25MHz

Open

Closed

Open

33MHz

Closed

Closed

Closed

40MHz

Open

Closed

Closed

50iMHz

Open

Closed

Open

50MHz

Closed

Open

Open

66iMHz

Closed

Closed

Closed

75iMHz

Open

Closed

Open

80iMHz

Open

Closed

Closed

100iMHz

Closed

Closed

Closed

CPU SPEED CONFIGURATION (MXIMISC466)

Speed

JP11

JP12

JP13

25MHz

Open

Open

Open

33MHz

Closed

Open

Closed

40MHz

Open

Open

Closed

50iMHz

Open

Open

Open

50MHz

Closed

Open

Open

66iMHz

Closed

Open

Closed

75iMHz

Open

Open

Open

100iMHz

Closed

Open

Closed

CPU SPEED CONFIGURATION (80486DX4 ONLY)

Speed

JP15

Cyrix

pins 1 & 2 closed

2x

pins 2 & 3 closed

3x

Open

CPU VOLTAGE CONFIGURATION

Voltage

JP1

JP2

JP3

JP6

3v

Open

Open

Open

pins 1 & 2 closed

4v

Closed

Open

Open

pins 2 & 3 closed

5v

Closed

Closed

Closed

Open

VESA WAIT STATE CONFIGURATION

Wait states

JP4

0 wait states

pins 1 & 2 closed

1 wait state

pins 2 & 3 closed

BUS SPEED CONFIGURATION

CPU speed

JP5

<= 33MHz

pins 1 & 2 closed

> 33MHz

pins 2 & 3 closed