RELIALOGIC CORPORATION PRIVATE, LTD.

XIRLINK, INC.

XL-525/XL-521

Data bus:

32-bit, VL-bus

Size:

Three/quarter-length, full-height card

Hard drive supported:

Up to seven SCSI devices

Floppy drives supported:

Two 360KB, 720KB, 1.2MB or 1.44MB drives

CONNECTIONS

Function

Location

50-pin SCSI connector - internal

J1

34-pin control cabled connector - floppy drive 1

J2

34-pin control cabled connector - floppy drive 0

J3

10-pin serial port 1

J4

10-pin serial port 2

J5

26-pin parallel port connector

J6

Game port

J7

4-pin connector - drive active LED

JP19

50-pin SCSI connector - external

P1

USER CONFIGURABLE SETTINGS

Function

Location

Setting

 

Active termination enabled

JP2

Open

 

Active termination disabled

JP2

Closed

»

Floppy drive enabled

JP6

Pins 1 & 2 closed

 

Floppy drive disabled

JP6

Pins 2 & 3 closed

»

Game port enabled

JP13

Closed

 

Game port disabled

JP13

Open

»

Parallel port IRQ7 selected

JP14

Pins 2 & 3 closed

 

Parallel port IRQ5 selected

JP14

Pins 1 & 2 closed

Note:The location of JP2 is not specified in manufacturer’s documentation.

MEMORY AND I/O ADDRESS - JP3

Memory Address

I/O Address

Jumper A

Jumper B

Jumper C

Disabled

140h

Closed

Closed

Closed

Disabled

150h

Open

Closed

Closed

C800h

160h

Closed

Open

Closed

CC00h

170h

Open

Open

Closed

D000h

140h

Closed

Closed

Open

D400h

150h

Open

Closed

Open

D800h

160h

Open

Open

Closed

DC00h

170h

Open

Open

Open

INTERRUPT SELECT - JP5

IRQ

Jumper A

Jumper B

Jumper C

Jumper D

Jumper E

»

IRQ11

Open

Open

Open

Closed

Open

 

IRQ10

Open

Open

Open

Open

Closed

 

IRQ12

Open

Open

Closed

Open

Open

 

IRQ14

Closed

Open

Open

Open

Open

 

IRQ15

Open

Closed

Open

Open

Open

SERIAL PORT 1 CONFIGURATION - JP16

COM/Address

Jumper A

Jumper B

»

COM1/3F8h

Pins 1 & 2 closed

Pins 1 & 2 closed

 

COM2/2F8h

Pins 1 & 2 closed

Pins 2 & 3 closed

 

COM3/338h

Pins 2 & 3 closed

Pins 1 & 2 closed

 

Disabled

Pins 2 & 3 closed

Pins 2 & 3 closed

SERIAL PORT 2 CONFIGURATION - JP17

COM/Address

Jumper A

Jumper B

»

COM2/2F8h

Pins 1 & 2 closed

Pins 1 & 2 closed

 

COM1/3F8h

Pins 1 & 2 closed

Pins 2 & 3 closed

 

COM4/238h

Pins 2 & 3 closed

Pins 1 & 2 closed

 

Disabled

Pins 2 & 3 closed

Pins 2 & 3 closed

SERIAL PORTS 1 & 2 INTERRUPT SELECT

Port 1

Port 2

JP15

»

IRQ4

IRQ3

Pins 1 & 2, 3 & 4 closed

 

IRQ3

IRQ4

Pins 1 & 3, 2 & 4 closed

PARALLEL PORT CONFIGURATION - JP18

Address

Jumper A

Jumper B

278h

Pins 1 & 2 closed

Pins 1 & 2 closed

378h

Pins 1 & 2 closed

Pins 2 & 3 closed

3BCh

Pins 2 & 3 closed

Pins 1 & 2 closed

Disabled

Pins 2 & 3 closed

Pins 2 & 3 closed