Avaya MCC1 Maintenance Procedures page 261

Figure 77: Packet bus fault isolation flowchart (1 of 2)
alarms or errors
TDM-CLK?
a single PN
alarms or errors
EXP-INTF?
To
page
2
Maintenance Procedures
December 2003
START
A
Follow the repair
Are there
YES
procedure for
NO
C
Is only
NO
alarms or errors
affected?
YES
F
Are there
Follow the repair
YES
procedure for
against
NO
A
Packet and serial bus maintenance
S8100 packet bus fault isolation and repair
Is packet
NO
bus use
enabled?
YES
TDM-CLK
D
Are there
Follow the repair
YES
against
PKT-INTF?
NO
E
NO
Check each
port network
(PPN first)
EXP-INTF
Refer to
"maintenance related
system parameters
form" in chapter 5
B
Are the
YES
packet bus
problems
resolved?
NO
END
procedure for
PKT-INTF
Are the
YES
packet bus
problems
resolved?
END
Are the
YES
packet bus
problems
resolved?
NO END
fcdfpbp1 RPY 101397
261