MV-500 Hard Disk/Floppy Controller Settings and Configuration

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.