DEFINITY Enterprise Communications Server Release 7
Maintenance for R7r
555-230-126 Issue 4
June 1999
Alarms, Errors, and Troubleshooting
5-93Packet Bus Fault Isolation and Repair
5
Figure 5-43. Packet Bus Leads on the Backplane
. . . .
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. . . .
. . . .
Front View
. . . .
. . . .
. . . .
Backplane
Separation GND
GND
L8
H0
SB
H2
H4
SF
H6
H7
H8
SS CLK
+5v
+5v
+5v
+5v
+5v
L5
LP
L2
L4
L1
+5v
L7
GND
LF
GND
GND
GND
L3
GND
L6
GND
HP
H1
GND
H3
GND
H5
L0
GND
GND