Seagate ST34573N/W/WD/LW/WC/LC Installation Manual page 53

Barracuda 9LP Installation Guide, Rev. E
A jumper here forces single-ended
I/O operation.
No jumper allows host to select either
single-ended or LVD operation.
Term. Power to SCSI Bus
Host adapter or other device provides
term. power to external terminator.
Figure 16. Additional jumper option for "LW" drives
J2 Jumper Plug
(enlarged to
show detail)
J2
L
V
D
J6
Drive
Front
LW drives
Pin 1
R R
D M W P E E T
S E P D S S P
(default)
J2
51