Hitachi HUS157336EL3600 - Manual (Page 30)

Drawing No. Sheet No. Revision 5
K6602906 30/46 2003/6/12
(2) DC Power Supply Cable
The DC power cable should be as short as possible to minimize voltage drop.
Table 10.2 Interface cable (WIDE, Single-ended mode)
Cable Type Maximum cable length
Fast-5 Fast-10 Ultra (Fast 20)
SCSI interface Flat Ribbon or
Twisted Pair
6m
(16 units max.)
3m
(16 units max.)
3m (4 units max.) or
1.5m (8 units max.)
DC power supply AWG#20 3m
Table 10.3 Interface cable (WIDE, LVD mode)
Cable Type Maximum cable length
Ultra2 (Fast-40), Ultra160 (Fast-80) , Ultra320 (Fast-160)
SCSI interface Flat Ribbon or
Twisted Pair
12m (16 units max.)
DC power supply AWG#20 3m
Shield the cables as necessary to improve the interface noise immunity, especially if
the cables run close to noise generating devices or exit the frame or chassis.