WYSE TECHNOLOGY, INC.

WYSE PC 386 MODEL 3116SX

Processor

80386SX

Processor Speed

16MHz

Chip Set

WYSE

Max. Onboard DRAM

12MB

Cache

None

BIOS

WYSE

Dimensions

334mm x 122mm

I/O Options

Serial ports (2)

NPU Options

80387SX

CONNECTIONS

Purpose

Location

Purpose

Location

Power LED/Keylock

KLED

Speaker

SPK

Card edge connector

S1

Serial port 2

P2

Top-Plane edge connector

S2

Serial port 1

P3

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Factory configured - do not alter

WA

Closed

»

Factory configured - do not alter

WB

Closed

»

Factory configured - do not alter

WE

Closed

»

Factory test disabled

WF

pins 1 & 2 closed

 

Factory test enabled

WF

pins 2 & 3 closed

»

Monitor type select color

WG

pins 1 & 2 closed

 

Monitor type select monochrome

WG

pins 2 & 3 closed

»

NPU disabled

WJ

pins 2 & 3 closed

 

NPU enabled

WJ

pins 1 & 2 closed

»

Keyboard controller chip at 7A select 6805

WK

pins 2 & 3 closed

 

Keyboard controller chip at 7A select 68705

WK

pins 1 & 2 closed

»

ROM BIOS chips installed 2

WL

pins 1 & 2 closed

 

ROM BIOS chip installed 1

WL

pins 2 & 3 closed

»

Factory configured - do not alter

WQ

pins 1 & 2 closed

BIOS CONFIGURATION

Size

WC

WD

27128

pins 2 & 3 closed

pins 2 & 3 closed

27256

pins 1 & 2 closed

pins 2 & 3 closed

27512

pins 1 & 2 closed

pins 1 & 2 closed

KEYBOARD CONFIGURATION

Type

W1

7B select 250646-XX

Open

7B select 250230-12/193002-12 7A must be empty

1 & 2, 3 & 4, 5 & 6, 7 & 8, 9 & 10, 11 & 12

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

Bank 4

Bank 5

1MB 1

(2) 256K x 9

(2) 256K x 9

NONE

NONE

NONE

NONE

2MB 1

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

NONE

NONE

2MB 2

(2) 1M x 9

NONE

NONE

NONE

NONE

NONE

4MB 1

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

(2) 1M x 9

NONE

4MB 2

(2) 1M x 9

(2) 1M x 9

NONE

NONE

NONE

NONE

6MB 1

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

(2) 1M x 9

(2) 1M x 9

6MB 2

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

NONE

NONE

NONE

8MB 2

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

NONE

NONE

10MB 2

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

NONE

12MB 2

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

Note 1 :Using PAL configuration one

Note 2 :Using PAL configuration two

DRAM JUMPER CONFIGURATION

PAL configuration 1

Size

Jumper J1

Jumper J2

Jumper J3

1MB

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

2MB

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

4MB

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

6MB

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

PAL configuration 2

2MB

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

4MB

pins 1 & 2 closed

pins 2 & 3 closed

pins 1 & 2 closed

6MB

pins 1 & 2 closed

pins 2 & 3 closed

pins 1 & 2 closed

8MB

pins 2 & 3 closed

pins 2 & 3 closed

pins 1 & 2 closed

10MB

pins 2 & 3 closed

pins 2 & 3 closed

pins 1 & 2 closed

12MB

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

DRAM SWITCH CONFIGURATION

PAL configuration 2

Size

SW1/1

SW1/2

SW1/3

SW1/4

SW1/8

1MB

Off

Off

On

Off

On

2MB

Off

On

Off

Off

On

4MB

On

Off

Off

Off

On

6MB

Off

Off

Off

Off

On

PAL configuration 2

2MB

On

Off

On

On

Off

4MB

Off

Off

On

On

Off

6MB

On

On

Off

On

Off

8MB

Off

On

Off

On

Off

10MB

On

Off

Off

On

Off

12MB

Off

Off

Off

On

Off

PAL CHIP CONFIGURATION

Size

Location 5D

Location 5G

Location 5H

Location 5J

Configuration 1

PAL chip 250-670-01

PAL chip 250-671-01

PAL chip 250-672-01

PAL chip 250-673-01

Configuration 2

PAL chip 250-680-01

PAL chip 250-681-01

PAL chip 250-682-01

PAL chip 250-683-01

Note:Order package WY-925 from WYSE to change PAL chip configurations.

MEMORY SPLIT CONFIGURATION

Memory Split

SW1/5

SW1/6

SW1/7

256KB/768KB

Off

On

On

512KB/512KB

On

Off

On

640KB/384KB

Off

Off

On

Disabled

Off

Off

Off