QPC-5142 Motherboard Settings and Configuration

Processor

80386DX

Processor Speed

16/20MHz

Chip Set

G2

Max. Onboard DRAM

8MB

Cache

None

BIOS

AMI

Dimensions

330mm x 120mm

I/O Options

Parallel port, serial ports (2-RS232, 1-RS422)

NPU Options

80387DX

CONNECTIONS

Purpose

Location

Purpose

Location

Reset switch

J1

Serial port B (RS232)

J6

Speaker

J2

Serial port A (RS232)

J7

Keylock

J3

Keyboard

J8

Turbo LED

J4

Parallel port

J9

Serial port B (RS422)

J5

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

BIOS type select 27256

W1

pins 1 & 2 closed

BIOS type select 27512

W1

pins 2 & 3 closed

»

Monitor type select color

W2

Closed

Monitor type select monochrome

W2

Open

»

RS232 12V from backplane

W3

pins 2 & 3 closed

RS232 12V from card

W3

pins 1 & 2 closed

»

Factory configured - do not alter

X1

Unknown

DRAM CONFIGURATION

Size

Bank 0

Bank 1

1MB

(4) 256K x 9

NONE

2MB

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

NONE

8MB

(4) 1M x 9

(4) 1M x9

SERIAL PORT CONFIGURATION

RS422 (J5)

RS232 (J6)

RS232 (J7)

W8

W11

W12

W13

W15

W16

Disabled

COM2

COM1

Closed

pins 1&2

Closed

Closed

Closed

pins 1&2

COM2

Disabled

COM1

Open

pins 2&3

Closed

Closed

Closed

pins 1&2

Disabled

COM1

COM2

Closed

pins 1&2

Open

Closed

Closed

pins 2&3

COM1

Disabled

COM2

Open

pins 1&2

Open

Closed

Closed

pins 2&3

Disabled

COM2

Disabled

Closed

pins 1&2

Closed

Closed

Open

pins 1&2

COM2

Disabled

Disabled

Open

pins 2&3

Closed

Closed

Open

pins 1&2

Disabled

COM1

Disabled

Closed

pins 1&2

Open

Closed

Open

pins 2&3

COM1

Disabled

Disabled

Open

pins 1&2

Open

Closed

Open

pins 2&3

Disabled

Disabled

COM1

N/A

pins 1&2

Open

Open

Closed

pins 1&2

Disabled

Disabled

COM2

N/A

pins 2&3

Open

Open

Closed

pins 2&3

Disabled

Disabled

Disabled

N/A

N/A

N/A

Open

Open

N/A

Pins designated should be in the closed position.

SERIAL PORT B (J5/RS422) DRIVER ENABLE CONFIGURATION

Function

Jumper

Position

»

DTR signal reflects true state of device

W4

Open

DTR signal is forced true

W4

Closed

»

RTS signal reflects true state of device

W5

Open

RTS signal is forced true

W5

Closed

»

CTS signal reflects true state of device

W6

Open

CTS signal is forced true

W6

Closed

»

All of the above signals reflect true state of device

W7

Open

All of the above signals are forced true

W7

Closed

Note:The above jumpers are mutually exclusive and only one of them should be closed at a time.

PARALLEL PORT CONFIGURATION

Port

Address

IRQ

W10

W14

»

LPT1

378-37Fh

IRQ7

Closed

Closed

Disabled

N/A

Disabled

Open

Open