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 |