UNIDENTIFIED

X’GOLDEN TURBO

Processor

8088

Processor Speed

4.77/8MHz

Chip Set

Unidentified

Video Chip Set

None

Maximum Onboard Memory

640KB

Maximum Video Memory

None

Cache

None

BIOS

Unidentified

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

8087

CONNECTIONS

Purpose

Location

Purpose

Location

Reset switch

JP1

Power LED & keylock

P6

Speaker

P4

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Factory configured - do not alter

SW1/1

Off

»

NPU not installed

SW1/2

On

 

NPU installed

SW1/2

Off

»

Factory configured - do not alter

SW1/3

Off

»

Factory configured - do not alter

SW1/4

Off

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

256KB

(9) 41256

None

None

None

640KB

(9) 41256

(9) 41256

(9) 4164

(9) 4164

DRAM JUMPER CONFIGURATION

Size

JP2

256KB

Open

640KB

Closed

FLOPPY DRIVE SELECTION

Drives installed

SW1/7

SW1/8

1

On

On

2

Off

On

3

On

Off

4

Off

Off

MONITOR SELECTION

Type

SW1/5

SW1/6

None

On

On

Color (40 x 25)

Off

On

Color (80 x 25)

On

Off

Monochrome

Off

Off

BIOS SELECTION

Type

W1

W2

W3

W4

W5

W6

2764 EPROM

Closed

Open

Closed

Open

Closed

Open

27128 EPROM

Closed

Open

Open

Closed

Closed

Open

8K x 8 ROM

Closed

Open

Closed

Open

Open

Closed

32K x 8 ROM

Open

Closed

Open

Closed

Closed

Open

BIOS SELECTION (CON’T)

Type

W7

W8

W9

W10

W11

W12

2764 EPROM

Closed

Open

Open

Closed

Open

Closed

27128 EPROM

Closed

Open

Closed

Open

Open

Closed

8K x 8 ROM

Open

Closed

Open

Closed

Open

Closed

32K x 8 ROM

Closed

Open

Closed

Open

Closed

Open

TURBO SELECTION

Type

SW2/1

SW2/2

Always in turbo mode

On

Off

Turbo select through keyboard

Off

On

Note: To toggle between normal and turbo modes, press CTRL, ALT, + to enable turbo and CTRL, ALT, - to disable turbo.