HP Netserver Service Handbook, Volume 1 - Low End

96
SCSI Channels
NOTE Each FCArray Controller card has 4 SCSI channels:
• 2 internal SCSI buses (channels 0, 1)
• 2 external SCSI buses (channels 2, 3)
SCSI Addresses
The SCSI ID assigned to a hard drive is determined by its position in the drive cage. The SAF-TE chassis
management processor is assigned SCSI ID 5. The default SCSI IDs are assigned to the 8 half–height drives
and 12 low–profile drives.
Channel 0
Channel 1
1 2 3 8 91011 121314150
10 11 13 1410 83
Low-Profile
Drives
Half-Height
Drives
Rear View
FCArray Card 2
P
o
w
e
r
S
u
p
p
l
i
e
s
Power Switch
Management Board
FCA
r
r
a
y
C
a
r
d
1
PWR
P
W
R
NOTE To fully remove power, disconnect both AC power cords from the rear of the chassis.
The HP Rack Storage/12FC has 5 VDC standby power, even when the power switch
is set to OFF.