EPSON, INC.

ACTION PC 7000, ENDEAVOR 486I

Processor

CX486S/80486SX/SL80486SX/SL80486SX2/CX486DX/UMCU5S/ AM486DX/80486DX/SL80486DX/CX486DX2/UMCU5DS/AM486DX2/ SL80486DX2/80486DX2/AM486DX4/80486DX4/SL80486DX4/P24D/P24T

Processor Speed

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

Chip Set

Unidentified

Video Chip Set

Cirrus Logic

Maximum Onboard Memory

128MB

Maximum Video Memory

2MB

Cache

128/256/512KB

BIOS

Phoenix

Dimensions

254mm x 218mm

I/O Options

Floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), VGA feature connector, VGA port, riser slot

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

PS/2 mouse port

J3

IDE interface 2

J14

Serial port 2

J4

IDE interface LED

J15

Serial port 1

J5

Turbo LED

J21/pins 2 & 3

Parallel port

J6

Reset switch

J21/pins 9 & 10

VGA port

J7

Power LED

J21/pins 11 & 13

VGA feature connector

J10

Speaker

J21/pins 17 - 20

Floppy drive interface

J12

Riser slot

SL1

IDE interface 1

J13

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

On board I/O enabled

JP2

Pins 1 & 2 closed

 

On board I/O disabled

JP2

Pins 3 & 4 closed

»

Flash BIOS voltage select 12v

JP11

Pins 2 & 3 closed

 

Flash BIOS voltage select 5v

JP11

Pins 1 & 2 closed

 

BIOS type select EPROM

JP11

Open

»

PCI IDE controller enabled

JP25

Open

 

PCI IDE controller disabled

JP25

Closed

»

Factory configured – do not alter

JP31

Unidentified

»

Factory configured – do not alter

JP35

Unidentified

»

CMOS memory normal operation

JP49

Open

 

CMOS memory clear

JP49

Closed

»

On board video enabled

JP50

Pins 1 & 2 closed

 

On board video disabled

JP50

Pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

2MB

(1) 256K x 36

(1) 256K x 36

None

None

2MB

(1) 512K x 36

None

None

None

4MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

4MB

(1) 256K x 36

(1) 256K x 36

(1) 512K x 36

None

4MB

(1) 512K x 36

None

(1) 512K x 36

None

4MB

(1) 512K x 36

(1) 512K x 36

None

None

4MB

(1) 1M x 36

None

None

None

6MB

(1) 256K x 36

(1) 256K x 36

(1) 512K x 36

(1) 512K x 36

6MB

(1) 256K x 36

(1) 256K x 36

(1) 1M x 36

None

6MB

(1) 512K x 36

(1) 512K x 36

(1) 512K x 36

None

6MB

(1) 512K x 36

(1) 512K x 36

(1) 256K x 36

(1) 256K x 36

8MB

(1) 512K x 36

(1) 512K x 36

(1) 512K x 36

(1) 512K x 36

8MB

(1) 512K x 36

(1) 512K x 36

(1) 1M x 36

None

8MB

(1) 1M 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

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

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) 1M x 36

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

10MB

(1) 1M x 36

(1) 1M x 36

(1) 512K x 36

None

12MB

(1) 512K x 36

(1) 512K x 36

(1) 1M x 36

(1) 1M x 36

12MB

(1) 512K x 36

(1) 512K x 36

(1) 2M x 36

None

12MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

None

12MB

(1) 1M x 36

(1) 1M x 36

(1) 512K x 36

(1) 512K x 36

16MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

16MB

(1) 1M x 36

(1) 1M x 36

(1) 2M x 36

None

16MB

(1) 2M x 36

None

(1) 2M x 36

None

16MB

(1) 2M x 36

(1) 2M x 36

None

None

16MB

(1) 4M x 36

None

None

None

18MB

(1) 256K x 36

(1) 256K x 36

(1) 2M x 36

(1) 2M x 36

18MB

(1) 256K x 36

(1) 256K x 36

(1) 4M x 36

None

18MB

(1) 2M x 36

(1) 2M x 36

(1) 256K x 36

(1) 256K x 36

18MB

(1) 2M x 36

(1) 2M x 36

(1) 512K x 36

None

20MB

(1) 512K x 36

(1) 512K x 36

(1) 2M x 36

(1) 2M x 36

20MB

(1) 512K x 36

(1) 512K x 36

(1) 4M x 36

None

20MB

(1) 2M x 36

(1) 2M x 36

(1) 512K x 36

(1) 512K x 36

20MB

(1) 2M x 36

(1) 2M x 36

(1) 1M x 36

None

24MB

(1) 1M x 36

(1) 1M x 36

(1) 2M x 36

(1) 2M x 36

24MB

(1) 1M x 36

(1) 1M x 36

(1) 4M x 36

None

24MB

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

None

24MB

(1) 2M x 36

(1) 2M x 36

(1) 1M x 36

(1) 1M x 36

32MB

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

32MB

(1) 2M x 36

(1) 2M x 36

(1) 4M x 36

None

32MB

(1) 4M 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

34MB

(1) 256K x 36

(1) 256K x 36

(1) 4M x 36

(1) 4M x 36

34MB

(1) 256K x 36

(1) 256K x 36

(1) 8M x 36

None

34MB

(1) 4M x 36

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

34MB

(1) 4M x 36

(1) 4M x 36

(1) 512K x 36

None

36MB

(1) 512K x 36

(1) 512K x 36

(1) 4M x 36

(1) 4M x 36

36MB

(1) 512K x 36

(1) 512K x 36

(1) 8M x 36

None

36MB

(1) 4M x 36

(1) 4M x 36

(1) 512K x 36

(1) 512K x 36

36MB

(1) 4M x 36

(1) 4M x 36

(1) 1M x 36

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) 4M x 36

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

40MB

(1) 4M x 36

(1) 4M x 36

(1) 2M x 36

None

48MB

(1) 2M x 36

(1) 2M x 36

(1) 4M x 36

(1) 4M x 36

48MB

(1) 2M x 36

(1) 2M x 36

(1) 8M x 36

None

48MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

None

48MB

(1) 4M x 36

(1) 4M x 36

(1) 2M x 36

(1) 2M x 36

64MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

64MB

(1) 4M x 36

(1) 4M x 36

(1) 8M x 36

None

64MB

(1) 8M x 36

None

(1) 8M x 36

None

64MB

(1) 8M x 36

(1) 8M x 36

None

None

66MB

(1) 256K x 36

(1) 256K x 36

(1) 8M x 36

(1) 8M x 36

66MB

(1) 8M x 36

(1) 8M x 36

(1) 256K x 36

(1) 256K x 36

66MB

(1) 8M x 36

(1) 8M x 36

(1) 512K x 36

None

68MB

(1) 8M x 36

(1) 8M x 36

(1) 512K x 36

(1) 512K x 36

68MB

(1) 8M x 36

(1) 8M x 36

(1) 1M x 36

None

72MB

(1) 1M x 36

(1) 1M x 36

(1) 8M x 36

(1) 8M x 36

72MB

(1) 8M x 36

(1) 8M x 36

(1) 1M x 36

(1) 1M x 36

72MB

(1) 8M x 36

(1) 8M x 36

(1) 2M x 36

None

80MB

(1) 2M x 36

(1) 2M x 36

(1) 8M x 36

(1) 8M x 36

80MB

(1) 8M x 36

(1) 8M x 36

(1) 2M x 36

(1) 2M x 36

80MB

(1) 8M x 36

(1) 8M x 36

(1) 4M x 36

None

96MB

(1) 4M x 36

(1) 4M x 36

(1) 8M x 36

(1) 8M x 36

96MB

(1) 8M x 36

(1) 8M x 36

(1) 4M x 36

(1) 4M x 36

96MB

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

None

128MB

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

128KB

(4) 32K x 8

None

(1) 32K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

512KB (A)

(4) 64K x 8

(4) 64K x 8

(1) 32K x 8

512KB (B)

(4) 128K x 8

None

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP41

JP42

JP43

JP46

JP47

JP48

128KB

Open

2 & 3

1 & 2

Open

Open

Open

256KB

Open

1 & 2

2 & 3

Closed

Open

Open

512KB (A)

Open

1 & 2

2 & 3

Closed

Closed

Open

512KB (B)

1 & 2

2 & 3

2 & 3

Closed

Closed

Open

Note: Pins designated should be in the closed position.

VIDEO MEMORY CONFIGURATION

Size

Bank 0

Bank 1

1MB

1MB

None

2MB

1MB

(2) 256K x 16

Note: Bank 0 is factory installed and is not configurable.

CPU SPEED SELECTION

Speed

JP6

25MHz

Pins 1 & 2 closed

33MHz

Pins 1 & 2, 3 & 4, 5 & 6 closed

40MHz

Pins 1 & 2, 3 & 4 closed

50iMHz

Pins 1 & 2 closed

50MHz

Pins 5 & 6 closed

66iMHz

Pins 1 & 2, 3 & 4, 5 & 6 closed

75iMHz

Pins 1 & 2 closed

100iMHz

Pins 1 & 2, 3 & 4, 5 & 6 closed

CPU TYPE SELECTION

Type

JP19

JP22

JP23

JP28

JP29

CX486S

1 & 2

2 & 3

2 & 3

Open

Open

80486SX

Open

1 & 2

Open

Open

Open

SL80486SX

1 & 2

2 & 3

Open

Open

Open

SL80486SX2

1 & 2

2 & 3

Open

Open

Open

CX486DX

1 & 2

2 & 3

2 & 3

Open

Open

UMC U5S

2 & 3

1 & 2

Open

Open

Open

AM486DX

Open

1 & 2

Open

Open

Open

80486DX

Open

1 & 2

Open

Open

Open

SL80486DX

1 & 2

2 & 3

Open

Open

Open

CX486DX2

1 & 2

2 & 3

2 & 3

Open

Open

UMC U5DS

2 & 3

1 & 2

Open

Open

Open

AM486DX2

Open

1 & 2

Open

Open

Open

SL80486DX2

1 & 2

2 & 3

Open

Open

Open

80486DX2

Open

1 & 2

Open

Open

Open

AM486DX4

Open

1 & 2

Open

Open

Open

80486DX4

Open

1 & 2

Open

Open

Open

SL80486DX4

1 & 2

2 & 3

Open

Open

Open

P24D

1 & 2

2 & 3

Open

Open

Open

P24T

1 & 2

2 & 3

1 & 2

Closed

Closed

Note: Pins designated should be in the closed position.

CPU TYPE SELECTION (CON’T)

Type

JP33

JP34

JP36

JP37

JP38

CX486S

1 & 2, 3 & 4

2 & 3

2 & 3

1 & 2

Open

80486SX

Open

Open

2 & 3

Open

Open

SL80486SX

2 & 3, 4 & 5

1 & 2

2 & 3

Open

Open

SL80486SX2

2 & 3, 4 & 5

1 & 2

2 & 3

Open

Open

CX486DX

1 & 2, 3 & 4

2 & 3

1 & 2, 3 & 4

2 & 3

Open

UMC U5S

Open

Open

2 & 3

3 & 4

Open

AM486DX

Open

Open

1 & 2, 3 & 4

Open

Open

80486DX

Open

Open

1 & 2, 3 & 4

Open

Open

SL80486DX

2 & 3, 4 & 5

1 & 2

1 & 2, 3 & 4

Open

Open

CX486DX2

1 & 2, 3 & 4

2 & 3

1 & 2, 3 & 4

2 & 3

Open

UMC U5DS

Open

Open

1 & 2, 3 & 4

3 & 4

Open

AM486DX2

Open

Open

1 & 2, 3 & 4

Open

Open

SL80486DX2

2 & 3, 4 & 5

1 & 2

1 & 2, 3 & 4

Open

Open

80486DX2

Open

Open

1 & 2, 3 & 4

Open

Open

AM486DX4

Open

Open

1 & 2, 3 & 4

Open

Open

80486DX4

Open

Open

1 & 2, 3 & 4

Open

Open

SL80486DX4

2 & 3, 4 & 5

1 & 2

1 & 2, 3 & 4

Open

Open

P24D

2 & 3, 4 & 5

1 & 2, 3 & 4

1 & 2, 3 & 4

Open

Closed

P24T

2 & 3, 4 & 5

1 & 2

1 & 2, 3 & 4

2 & 3

Open

Note: Pins designated should be in the closed position.

CPU TYPE SELECTION (CON’T)

Type

JP39

JP40

JP44

JP45

CX486S

Open

2 & 3

2 & 3

1 & 2

80486SX

Open

Open

1 & 2

1 & 2

SL80486SX

Open

Open

1 & 2

1 & 2

SL80486SX2

Open

Open

1 & 2

1 & 2

CX486DX

1 & 2

2 & 3

2 & 3

1 & 2

UMC U5S

1 & 2, 3 & 4

Open

1 & 2

2 & 3

AM486DX

1 & 2

Open

1 & 2

1 & 2

80486DX

1 & 2

Open

1 & 2

1 & 2

SL80486DX

1 & 2

Open

1 & 2

1 & 2

CX486DX2

1 & 2

2 & 3

2 & 3

1 & 2

UMC U5DS

1 & 2, 3 & 4

Open

1 & 2

2 & 3

AM486DX2

1 & 2

Open

1 & 2

1 & 2

SL80486DX2

1 & 2

Open

1 & 2

1 & 2

80486DX2

1 & 2

Open

1 & 2

1 & 2

AM486DX4

1 & 2

Open

1 & 2

1 & 2

80486DX4

1 & 2

Open

1 & 2

1 & 2

SL80486DX4

1 & 2

Open

1 & 2

1 & 2

P24D

1 & 2

Open

1 & 2

1 & 2

P24T

2 & 3

Open

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION

Voltage

JP1

3.3v

Pins 1 & 2 closed

3.45v

Pins 3 & 4 closed

3.6v

Pins 5 & 6 closed

4v

Pins 7 & 8 closed

5v

Remove VRM & jumper all pins in socket.

DMA CHANNEL SELECTION

Channel

JP8

JP18

»

1

Pins 1 & 2 closed

Pins 2 & 3 closed

 

3

Pins 2 & 3 closed

Pins 1 & 2 closed