HwMuseum | Index

UNIDENTIFIED

NPH-610A

Data bus:

8-bit ISA

Size:

Half-length,full height card

Hard drive supported:

Two MFM ST-506/412 drives

Floppy drives supported:

None

CONNECTIONS

Function

Location

34-pin control cable connector - hard drive

J1

20-pin data cable connector - drive 0

J2

20-pin data cable connector - drive 1

J3

DRIVE TYPE SELECTION FOR DRIVE 0

Drive

Type

Cylinder Nbr.

Head Nbr.

WPC cyl.

Size

SW1/1

SW1/2

SW1/3

SW1/4

0

306

4

128

10MB

on

on

on

on

1

615

2

300

10MB

off

on

on

on

2

615

4

300

20MB

on

off

on

on

3

615

4

615

20MB

off

off

on

on

4

733

5

300

30Mb

on

on

off

on

5

820

6

820

40MB

off

on

off

on

6

977

5

977

40MB

on

off

off

on

7

612

4

306

20MB

off

off

off

on

8

612

2

306

10MB

on

on

on

off

9

980

5

490

40MB

off

on

on

off

10

695

5

347

28MB

on

off

on

off

11

981

5

490

40MB

off

off

on

off

12

N/A

N/A

N/A

N/A

on

on

off

off

13

N/A

N/A

N/A

N/A

off

on

off

off

14

306

2

128

5MB

on

off

off

off

15

160

4

80

5MB

off

off

off

off

Note: WPC is Write Precompensation.

DRIVE TYPE SELECTION FOR DRIVE 1

Drive

Type

Cylinder Nbr.

Head Nbr.

WPC cyl.

Size

SW1/5

SW1/6

SW1/7

SW1/8

0

306

4

128

10MB

on

on

on

on

1

615

2

300

10MB

off

on

on

on

2

615

4

300

20MB

on

off

on

on

3

615

4

615

20MB

off

off

on

on

4

733

5

300

30Mb

on

on

off

on

5

820

6

820

40MB

off

on

off

on

6

977

5

977

40MB

on

off

off

on

7

612

4

306

20MB

off

off

off

on

8

612

2

306

10MB

on

on

on

off

9

980

5

490

40MB

off

on

on

off

10

695

5

347

28MB

on

off

on

off

11

981

5

490

40MB

off

off

on

off

12

N/A

N/A

N/A

N/A

on

on

off

off

13

N/A

N/A

N/A

N/A

off

on

off

off

14

306

2

128

5MB

on

off

off

off

15

160

4

80

5MB

off

off

off

off