CHAINTECH COMPUTER COMPANY, LTD.

ML-663

Data Bus

32-bit VESA Local Bus

Card Size

Full-length, half-height card

Hard Drives supported

Two IDE (AT) drives

Floppy drives supported

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

CONNECTIONS

Function

Location

Function

Location

40-pin primary IDE(AT) connector

CN1

10-pin serial port 2 - internal

CN6

40-pin secondary IDE(AT) connector

CN2

25-pin parallel port - external

P1

34-pin cable connector - floppy drive

CN3

4-pin connector - primary drive active LED

JP5

16-pin game port

CN4

4-pin connector - secondary drive active LED

JP6

9-pin serial port 1 - external

CN5

 

 

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

IDE(AT) primary interface enabled

JP1

Pins 1 & 2 closed

 

IDE(AT) primary interface disabled

JP1

Pins 2 & 3 closed

»

IDE(AT) secondary interface enabled

JP2

Pins 1 & 2 closed

 

IDE(AT) secondary interface disabled

JP2

Pins 2 & 3 closed

»

Factory configured - do not alter

JP3

Unidentified

»

Factory configured - do not alter

JP4

Unidentified

»

Serial port 1 (COM1/COM3) enabled

JP7

Pins 1 & 2 closed

 

Serial port 1 (COM1/COM3) disabled

JP7

Pins 2 & 3 closed

»

Serial port 1 COM1 (3F8h) enabled

JP8

Pins 1 & 2 closed

 

Serial port 1 COM3 (3E8h) enabled

JP8

Pins 2 & 3 closed

»

Serial port 2 (COM2/COM4) enabled

JP9

Pins 1 & 2 closed

 

Serial port 2 (COM2/COM4) disabled

JP9

Pins 2 & 3 closed

»

Serial port 2 COM2 (2F8h) enabled

JP10

Pins 1 & 2 closed

 

Serial port 2 COM4 (2E8h) enabled

JP10

Pins 2 & 3 closed

»

Game port enabled

JP13

Pins 1 & 2 closed

 

Game port disabled

JP13

Pins 2 & 3 closed

USER CONFIGURABLE SETTINGS (CONTINUED)

Function

Label

Position

»

Parallel port LPT1 (378h) select

JP14

Pins 1 & 2 closed

 

Parallel port LPT2 (278h) select

JP14

Pins 2 & 3 closed

»

Floppy drive interface enabled

JP15

Pins 1 & 2 closed

 

Floppy drive interface disabled

JP15

Pins 2 & 3 closed

DMA CHANNEL SELECTION

Channel

JP18

JP19

1

Pins 1 & 2 closed

Pins 1 & 2 closed

3

Pins 2 & 3 closed

Pins 2 & 3 closed

PARALLEL PORT MODE SELECTION

Setting

JP11

JP12

»

ECP

Pins 1 & 2 closed

Pins 1 & 2 closed

 

EPP

Pins 2 & 3 closed

Pins 1 & 2 closed

 

SPP

Pins 1 & 2 closed

Pins 2 & 3 closed

 

Disabled

Pins 2 & 3 closed

Pins 2 & 3 closed