MAYNARD ELECTRONICS, INC.
SANDSTAR SERIES
Data bus: 8-bit, ISA
Size: Half-length, full-height card
Hard drives supported: Two MFM ST506/412 drives
Floppy drives supported: None
Maximum heads/cyl.: 16 heads and 1024 cylinders
| 
 CONNECTIONS  | |
| 
 Function  | 
 Location  | 
| 
 20-pin data cable connector-drive 1  | 
 J1  | 
| 
 20-pin data cable connector-drive 0  | 
 J2  | 
| 
 34-pin control cable connector-hard drive  | 
 J3  | 
| 
 DRIVE TYPE - S1  | ||||||
| 
 
 #  | 
 
 Hds.  | 
 
 Cyl.  | 
 Switch 1-Drv 0 Switch 5-Drv 1  | 
 Switch 2-Drv 0 Switch 6-Drv 1  | 
 Switch 3-Drv 0 Switch 7-Drv 1  | 
 Switch 4-Drv 0 Switch 8-Drv 1  | 
| 
 A  | 
 2  | 
 306  | 
 closed  | 
 closed  | 
 closed  | 
 closed  | 
| 
 B  | 
 4  | 
 306  | 
 open  | 
 closed  | 
 closed  | 
 closed  | 
| 
 C  | 
 4  | 
 306  | 
 closed  | 
 open  | 
 closed  | 
 closed  | 
| 
 D  | 
 4  | 
 320  | 
 open  | 
 open  | 
 closed  | 
 closed  | 
| 
 E  | 
 2  | 
 612  | 
 closed  | 
 closed  | 
 open  | 
 closed  | 
| 
 F  | 
 6  | 
 306  | 
 open  | 
 closed  | 
 open  | 
 closed  | 
| 
 G  | 
 4  | 
 512  | 
 closed  | 
 open  | 
 open  | 
 closed  | 
| 
 H  | 
 3  | 
 697  | 
 open  | 
 open  | 
 open  | 
 closed  | 
| 
 I  | 
 8  | 
 306  | 
 closed  | 
 closed  | 
 closed  | 
 open  | 
| 
 J  | 
 4  | 
 612  | 
 open  | 
 closed  | 
 closed  | 
 open  | 
| 
 K  | 
 4  | 
 640  | 
 closed  | 
 open  | 
 closed  | 
 open  | 
| 
 L  | 
 6  | 
 512  | 
 open  | 
 open  | 
 closed  | 
 open  | 
| 
 M  | 
 5  | 
 697  | 
 closed  | 
 closed  | 
 open  | 
 open  | 
| 
 N  | 
 6  | 
 612  | 
 open  | 
 closed  | 
 open  | 
 open  | 
| 
 O  | 
 6  | 
 640  | 
 closed  | 
 open  | 
 open  | 
 open  | 
| 
 P  | 
 8  | 
 480  | 
 open  | 
 open  | 
 open  | 
 open  |