OCEAN INFORMATION SYSTEMS

VL-COMBO-2

Data Bus

32-bit VESA Local Bus

Card Size

Three-quarter length, full-height card

Hard Drives supported

Four IDE(AT) interface drives

Floppy drives supported

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

CONNECTIONS

Function

Location

Function

Location

15-pin connector - VGA port

J3

26-pin feature connector

P3

25-pin parallel port - external

J4

34-pin cable connector - floppy drive

P4

2-pin connector - secondary drive active LED

JP1

10-pin serial port 2 - internal

P5

2-pin connector - primary drive active LED

JP2

10-pin serial port 1 - internal

P6

40-pin secondary IDE(AT) connector

P1

16-pin game port

P7

40-pin primary IDE(AT) connector

P2

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

VL-IDE interface enabled

JP3

Pins 1 & 2 closed

 

VL-IDE interface disabled

JP3

Pins 2 & 3 closed

»

VL bus normal speed enabled (one wait state)

JP4

Pins 1 & 2 closed

 

VL bus turbo speed enabled (zero wait state)

JP4

Pins 2 & 3 closed

»

Factory configured - do not alter

JP8

Unidentified

»

Factory configured - do not alter

JP9

Unidentified

»

IRQ9 disabled

JP10

Pins 1 & 2 closed

 

IRQ9 enabled for vertical sync signal

JP10

Pins 2 & 3 closed

»

Factory configured - do not alter

JP11

Open

»

Floppy drive interface enabled

JP12

Pins 1 & 2 closed

 

Floppy drive interface disabled

JP12

Pins 2 & 3 closed

»

Serial port 1 enabled

JP13

Pins 1 & 2 closed

 

Serial port 1 disabled

JP13

Pins 2 & 3 closed

»

Serial port 2 enabled

JP14

Pins 1 & 2 closed

 

Serial port 2 disabled

JP14

Pins 2 & 3 closed

»

Serial port 1 I/O address is 3F8h

JP15

Pins 1 & 2 closed

 

Serial port 1 I/O address is 3E8h

JP15

Pins 2 & 3 closed

USER CONFIGURABLE SETTINGS (CONTINUED)

Function

Label

Position

»

Serial port 2 I/O address is 2F8h

JP16

Pins 1 & 2 closed

 

Serial port 2 I/O address is 2E8h

JP16

Pins 2 & 3 closed

»

Parallel port enabled

JP17

Pins 1 & 2 closed

 

Parallel port disabled

JP17

Pins 2 & 3 closed

»

Factory configured - do not alter

JP18

Pins 2 & 3 closed

»

Parallel port I/O address is 378h

JP19

Pins 1 & 2 closed

 

Parallel port I/O address is 278h

JP19

Pins 2 & 3 closed

»

Game port enabled

JP20

Pins 1 & 2 closed

 

Game port disabled

JP20

Pins 2 & 3 closed

»

Factory configured - do not alter

JP21

Pins 2 & 3 closed

»

Factory configured - do not alter

JP22

Unidentified

VGA DRAM CONFIGURATION

Size

Bank 0

Bank 1

1MB

1MB

None

2MB

1MB

(2) 256KBx16

Note: The VL-COMBO-2 comes with 1MB of memory installed; the location (Bank 0) is unidentified