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MV-500 Hard Disk/Floppy Controller Settings and Configuration






UNIDENTIFIED

MV-500

Data bus:

16-bit ISA

Size:

Half-length, full-height card

Hard drive supported:

Two IDE (AT) interface drives

Floppy drives supported:

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

CONNECTIONS

Function

Location

40-pin primary IDE(AT) connector

CN1

34-pin cable connector - floppy drive

CN2

10-pin serial port 1 - internal

CN3

10-pin serial port 2 - internal

CN4

16-pin game port

CN5

25-pin parallel port - external

CN6

15-pin analog video port - external

CN7

4-pin connector - drive active LED

JP1

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Serial port 2 enabled

JP3

Pins 1 & 2 closed

 

Serial port 2 disabled

JP3

Pins 2 & 3 closed

Serial port 1 enabled

JP4

Pins 1 & 2 closed

 

Serial port 1 disabled

JP4

Pins 2 & 3 closed

Game port enabled

JP5

Pins 1 & 2 closed

 

Game port disabled

JP5

Pins 2 & 3 closed

Parallel port LPT1(378h) select

JP6

Pins 1 & 2 closed

 

Parallel port LPT2(278h) select

JP6

Pins 2 & 3 closed

Floppy drive interface enabled

JP7

Pins 1 & 2 closed

 

Floppy drive interface disabled

JP7

Pins 2 & 3 closed

IDE(AT) interface enabled

JP8

Pins 1 & 2 closed

 

IDE(AT) interface disabled

JP8

Pins 2 & 3 closed

Controller is only one present in system

JP9

Pins 1 & 2 closed

 

Other controllers are present in system

JP9

Pins 2 & 3 closed

Wait state 0 enabled

JP10

Closed

 

Wait state 0 disabled

JP10

Open

Note: Jumper JP2 is optional IOCHRDY connector for IDE. Settings are unidentified.

DRAM CONFIGURATION

Size

Bank 0

Bank 1

256KB

(2) 256K x 4

NONE

512KB

(2) 256K x 4

(2) 256K x 4

Note: Exact orientation of chips in Bank 0 & Bank 1 is unidentified.








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