Juniper CBL-M40-PWR-AU ユーザーズマニュアル
Maintain and Replace the Power Supplies
Replace a DC Power Supply
143
4.
Using a Phillips screwdriver, loosen the screws securing the protective shield over the
power terminal studs and remove the shield. See Figure 56.
power terminal studs and remove the shield. See Figure 56.
Figure 56: Remove the Protective Shield from the Terminal Studs
5.
Using a 7/16-in. nut driver or wrench, loosen the nuts that secure the power cable lugs to
the terminal studs. Remove the nuts, washers, and lug from each set of terminal studs.
See Figure 57.
the terminal studs. Remove the nuts, washers, and lug from each set of terminal studs.
See Figure 57.
6.
Using a 7/16-in. nut driver or wrench, loosen the nuts that secure the grounding cable
lug to the grounding studs. Remove the nuts, washers, and lug from the grounding studs.
lug to the grounding studs. Remove the nuts, washers, and lug from the grounding studs.
Figure 57: Remove Cables from a DC Power Supply
7.
Loosen the thumbscrew at each upper corner of the power supply faceplate, using a
Phillips screwdriver if necessary.
Phillips screwdriver if necessary.
8.
Lift and hold up the safety interlock lever, which is just below the power switch.
.
Protective shield
Washer
1130
Do not substitute a metric nut driver or wrench. A tool that
does not fit the nuts exactly can damage them. If a 7/16-in.
tool is not available, use pliers or an adjustable wrench.
does not fit the nuts exactly can damage them. If a 7/16-in.
tool is not available, use pliers or an adjustable wrench.
.
1131
Grounding studs
Terminal studs
Input
Return
Cable lug
Locking
washers
washers
Nuts