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PowerMate

NEC TECHNOLOGIES, INC.

PowerMate 386/25S (G8GAH)

Processor

80386DX

Processor Speed

25MHz

Chip Set

Headland

Max. Onboard DRAM

16MB (on system memory card)

Cache

32KB

Dimensions

330.2mm x 218.4mm

BIOS

Phoenix

I/O Options

Keyboard/Bus mouse interface card socket, serial port, parallel port, VGA port, proprietary video card sockets, proprietary system memory card slot

NPU Options

80387/3167

CONNECTIONS

Purpose

Location

Purpose

Location

Proprietary system memory card

J2

Keyboard/Bus mouse interface

P2

Speaker

J3

Parallel port

P11

Proprietary video card

J4, J5, & J6

Serial port

P12

Riser Card

J7

VGA port

P13

Drive power

J20

   

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

Cache enabled

JP2

Closed

 

Cache disabled

JP2

Open

Keyboard gate select 8742/8042

JP8 & JP9

pins 1 & 2 closed

 

Keyboard gate select fast A20

JP8 & JP9

pins 2 & 3 closed

Keyboard controller test disabled

JP111

Open

 

Keyboard controller test enabled

JP111

Closed

Password enabled

JP112

Closed

 

Password disabled

JP112

Open

Test mode disabled

SW1

Open

 

Test mode enabled

SW1

Closed

Serial port enabled

SW3/3

On

 

Serial port disabled

SW3/3

Off

Parallel port enabled

SW3/5

On

 

Parallel port disabled

SW3/5

Off

Floppy drive interface enabled

SW3/6

On

 

Floppy drive interface disabled

SW3/6

Off

Floppy drive I/O port select first

SW3/7

Off

 

Floppy drive I/O port select second

SW3/7

On

Monitor type select monochrome

SW3/8

Off

 

Monitor type select color

SW3/8

On

IDE interface disabled

SW3/9

Off

 

IDE interface enabled

SW3/9

On

Bus mouse port disabled

SW3/10

Off

 

Bus mouse port enabled

SW3/10

On

CACHE CONFIGURATION

Size

Bank 0

32KB

(2) 8K x 16

Note: Cache is factory installed and is not configurable.

NPU TYPE CONFIGURATION

Type

JP6

SW3/1

None

pins 1 & 2 closed

Off

3167

pins 2 & 3 closed

Off

80387

pins 2 & 3 closed

On

VIDEO CONFIGURATION

Setting

JP114

SW3/2

Enabled

Open

On

Disabled

Closed

Off

SERIAL PORT CONFIGURATION

Setting

JP20

SW3/4

COM1/IRQ4

pins 2 & 3 closed

Off

COM2/IRQ3

pins 1 & 2 closed

On

DRAM CONFIGURATION (MEMORY CARD)

Size

Bank 0

Bank 1

2MB

(8) 256K x 9

NONE

4MB

(8) 256K x 9

(8) 256K x 9

8MB

(8) 1M x 9

NONE

10MB

(8) 256K x 9

(8) 1M x 9

16MB

(8) 1M x 9

(8) 1M x 9

DRAM SWITCH CONFIGURATION (MEMORY CARD)

Size

SW1/1

SW1/2

SW1/3

SW1/4

2MB

Off

Off

Off

Off

4MB

Off

Off

On

Off

8MB

Off

On

Off

Off

10MB

Off

On

On

Off

16MB

On

Off

Off

Off

Note:SW1/switch 4 is not used.