Issue 8 January 2008 27
6f Connecting the Cables: High or Critical Reliability (hardware
memory duplication, S8720/S8710)
S
im
p
le
x
D
u
p
le
x
c
h
c
h
2
0
1
1
1
0
3
2
3
2
5
4
5
4
disc
COMPACT
S
im
p
le
x
D
u
p
le
x
c
h
c
h
2
0
1
1
1
0
3
2
3
2
5
4
5
4
disc
COMPACT
U
ID
2
1
U
ID
2
1
S1 S2
ROUT SYS PWR
LNK COL Tx Rx FDX Hspd LAG PoE
1357 911 13 15 17 19 21 23
2 4 6 8 10 12 14 16 18 20 22 24
X360STK
U
CABLETO UPPER UNIT
CABLETO LOWER UNIT
L
CPR
BUPS INPUT
50-57V 8A max
_
+
S1 S2
ROUT SYS PWR
LNK COL Tx Rx FDX Hspd LAG PoE
1357 911 13 15 17 19 21 23
2 4 6 8 10 12 14 16 18 20 22 24
X360STK
U
CABLETO UPPER UNIT
CABLETO LOWER UNIT
L
CPR
BUPS INPUT
50-57V 8A max
_
+
2
3
iLO
VDCI
DAL1
DUP
MEMORY
RECEIVE
MODE
LINC
SYNC
TRANS
MODE
LINC
ACTIVE
1
2
3
133 MGz
100 MGz
100 MGz
UID
2 1
2
3
iLO
VDCI
DAL1
DUP
MEMORY
RECEIVE
MODE
LINC
SYNC
TRANS
MODE
LINC
ACTIVE
1
2
3
133 MGz
100 MGz
100 MGz
UID
2 1
Off
On
1 2
Off
On
1 2
1
1
2
2
1
2
1
1
2
2
1
2
H/C
8720qs3d LAO 102907
Front
Rear
(If non-dedicated
control network)