| also in this section: |
|
| Jumper | 1-2 | 2-3 |
| W1: HDD controller enable | ON | N/A |
| W1: HDD controller disable | OFF | N/A |
| W2: old drive support | normal operation | old drive support (eg. CP-342) |
| W3: floppy drive spindle speed | single speed | dual speed |
| W4: data rate/precompensation | fast | slow |
|
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