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





LEADER

PC BRAND

LEADER

Processor

80386SX

Processor Speed

25/33MHz

Chip Set

Unidentified

Max. Onboard DRAM

16MB

Cache

None

BIOS

Unidentified

Dimensions

220mm x 220mm

I/O Options

Parallel port, serial ports (2), game port, IDE interface, floppy drive interface, riser slot

NPU Options

80387SX

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

CN1

IDE interface LED

J3

Serial port 2

CN2

Reset switch

J4

Parallel port

CN3

Power LED & keylock

J5

Floppy drive interface

CN4

Speaker

JP9

Game port

CN5

Turbo switch

JP10

IDE interface

CN6

Turbo LED

JP11

External battery

J2

Riser Card

SL1

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Battery type select internal

JP2

pins 1 & 2 closed

 

Battery type select external

JP2

pins 2 & 3 closed

CMOS memory normal operation

JP4

pins 1 & 2 closed

 

CMOS memory clear

JP4

pins 3 & 4 closed

Turbo enabled

JP5

pins 2 & 3 closed

 

Turbo disabled

JP5

pins 1 & 2 closed

Speaker type select internal buzzer

JP9

pins 1 & 2 closed

 

Speaker type select external speaker

JP9

Open

Serial port 1 enabled

JP12

Open

 

Serial port 1 disabled

JP12

Closed

Serial port 2 enabled

JP13

Open

 

Serial port 2 disabled

JP13

Closed

Floppy drive interface enabled

JP14

Open

 

Floppy drive interface disabled

JP14

Closed

Parallel port LPT select LPT1

JP15

Open

 

Parallel port LPT select LPT2

JP15

Closed

IDE interface enabled

JP16

Open

 

IDE interface disabled

JP16

Closed

Game port enabled

JP17

Open

 

Game port disabled

JP17

Closed

Security disabled

JP18

Open

 

Security enabled

JP18

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

512KB

(2) 256K x 9

NONE

1MB

(2) 256K x 9

(2) 256K x 9

2MB

(2) 1M x 9

NONE

4MB

(2) 1M x 9

(2) 1M x 9

8MB

(2) 4M x 9

NONE

16MB

(2) 4M x 9

(2) 4M x 9

CPU SPEED CONFIGURATION

Speed

JP6

25MHz

pins 2 & 3 closed

33MHz

pins 1 & 2 closed

MISCELLANEOUS TECHNICAL NOTE

Note: The location of pin 1 is unidentified.