105 MB Smartdrive  (250-4130)   Settings              Faxback Doc. # 3101

The SmartDrive has 3 pairs of jumper pins near the 40 pin connector at the 
rear of the drive.
┌────────┬───────────────┬────────────────────────────────────────────┐
│ Jumper │ Setting       │ Function                                   │
├────────┼───────────────┼────────────────────────────────────────────┤
│ DS     │ jumpered*     │ Indicates this drive is the master drive   │
│ DS     │ not Jumpered  │ Indicates this drive is a slave drive.     │
├────────┼───────────────┼────────────────────────────────────────────┤
│ DM     │ jumpered      │ Indicates that a ProDrive P40At or P80AT   │
│        │               │ is  installed on the bus.                  │
│ DM     │ not Jumpered* │ Indicates that no proDrive P40At or P80AT  │
│        │               │ is  installed on the bus.                  │
├────────┼───────────────┼────────────────────────────────────────────┤
│ SP     │ Jumpered      │ Enables self-seek mode.                    │
│ SP     │ not Jumpered* │ Disables self-seek mode.                   │
└────────┴───────────────┴────────────────────────────────────────────┘
NOTE: * represents default settings.

┌──────────────────────────────────────────────┐
│Jumper Configuration for Single Drive System: │
└──────────────────────────────────────────────┘
   DS          Jumpered
   DM          Not Jumpered
   SP          Not Jumpered

┌──────────────────────────────────────────────────────────────────────────┐
│Daisy Chain (two drive), Jumper Configuration for Primary (master) Drive: │
└──────────────────────────────────────────────────────────────────────────┘
   DS          Jumpered
   DM          Not Jumpered
   SP          Jumpered

* Note: The owner's manual may state that SP and DS should not be jumpered
        at the same time. The manual is incorrect.

┌──────────────────────────────────────────────────────────────────────────┐
│Daisy Chain (two drive), Jumper Configuration for Secondary (slave) Drive:│
└──────────────────────────────────────────────────────────────────────────┘
   DS          Not jumpered
   DM          Not jumpered
   SP          Not jumpered

(dkh-07/29/93)