Fujitsu M10-4 Service Manual page 447

5.
Stop the entire system.
For details, see
6.
Turn off the circuit breaker switches (CB switches) of the dedicated power
distribution unit (PDU) mounted on the rack for expanded connection.
Open the rear door of the rack, and pull up all the CB switches on the PDU. The
switches are off when they stay pulled up.
For details on the CB switches, see
distribution
28.4 Removing the Cable Kit
This section describes the procedure for removing the cable kit at each cable
connection destination.
For the cable connection destinations, see
Enable the removal of the cable kit before attempting to remove it. For details, see
"28.3 Enabling the Removal of the Cable
Caution - Before you handle any components, wear a wrist strap to ground any static
electricity. If you perform this procedure without a wrist strap, individual
components or the overall system may be damaged. For details, see
Regarding Static
28.4.1 Removing the cables for the connection between
the crossbar backplane unit and terminal board
Remove the cable (SIG) or cable (PWR) connecting the crossbar backplane unit and
terminal board.
1.
Remove the front cover.
For details, see
2.
Remove all the fan units.
For details, see
3.
Loosen the two screws (A in the figure) securing the upper cover and then
slide the right and left stoppers (B in the figure) inwards. Then, remove the
upper cover (C in the figure).
"5.4 Stopping the Entire
"29.1.1 CB switches on the dedicated power
unit."
Electricity."
"5.5.3 Removing the front
"19.4 Removing a Fan
Chapter 28 Maintaining the Cable Kit of the Crossbar Box
System."
"28.1 Configuration of the Cable
Kit."
cover."
Unit."
Kit."
"1.5 Notes
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