Fujitsu M10-4 Service Manual page 419

26.2 Before Maintaining an XSCF BB
Control Cable
This section describes the types and the flow of the maintenance of the XSCF BB
control cables.
Note - Read and understand the instructions in this chapter before starting the maintenance
work. Also see the contents of
26.2.1 Types of maintenance
Table 26-1
definition of maintenance, see
Table 26-1 Types of maintenance for XSCF BB control cable
Cable connection destinations
Two SPARC M10-4S units
SPARC M10-4S and
crossbar box
Two crossbar boxes
*: The XSCF must be configured as a slave before maintenance is started. If it is operating as the master XSCF, switch it to a standby
XSCF.
26.2.2 Maintenance flow
Table 26-2
cables.
Table 26-2 Maintenance flow
Task
1
2
3
4
"Chapter 1 Before Starting Maintenance
lists the types of maintenance for the XSCF BB control cables. For the
"4.3 Understanding Types of
Active/hot Active/cold
Unsupported Supported
Unsupported Supported
Supported (*) Unsupported
lists the sequence of the maintenance procedure for the XSCF BB control
Preparation
Removing the XSCF BB control cables
Installing the XSCF BB control cables
Restoring the system
Inactive/hot Inactive/cold
Unsupported Supported
Unsupported Supported
Unsupported Unsupported
Chapter 26 Maintaining the XSCF BB Control Cables
Work."
Maintenance."
System stopped
Supported
Supported
Supported
Replacement
26.3
26.4
26.5
26.6
395