Fujitsu MAH3091MC - Enterprise 9.1 GB Hard Drive Product/Maintenance Manual page 146

For MC models
Setting item
11 - 12
Motor start mode Open
Short
Force Narrow
Force Single Ended
* Setting at factory shipment
Note:
See the description of Section 5.3 for details of the setting requirements and notes.
Pins
13 - 14 15 - 16 23 - 24
Open Width of 16 bit bus (*)
Short Width of 8 bit bus
Open
Short Single-Ended mode
C141-E103-02EN
Setting contents
Started by turning the power supply on (*)
Started by the START/STOP command
Follows DIFFSNS signal level on SCSI bus (*)
B - 3