H3C S5130S-28C-HI, Installation Manual, Page: 23 / 91

2-18
Installing and removing a power module
WARNING!
In power redundancy mode, you can replace a power module without powering off the switch but
you must strictly follow the installation and removal procedures in
Figure 2-19 and Figure 2-20 to
avoid any bodily injury or damage to the switch.
CAUTION:
Provide a circuit breaker for each power module.
Figure 2-19 Installation procedure
Figure 2-20 Removal procedure
The switch comes with power module slot 1 empty and power module slot 2 installed with a filler
panel. You can install one or two power modules for the switch as required.
For the power modules available for the switch and their specifications, see " Appendix B FRUs and
compatibility matrixes ."
Installing a PSR75-12A/PSR150-A1/PSR150-D1 power
module
CAUTION:
To prevent damage to the power module or the connectors on the backplane, insert the power
module gently. If you encounter a hard resistance when inserting the power module, pull out the
power module and insert it again.
The installation procedure is the same for PSR75-12A, PSR150-A1, and PSR150-D1 power
modules. The following procedure uses the PSR150-A1 power module as an example.
To install a PSR150-A1 power module:
1. Wear an ESD wrist strap and make sure it makes good skin contact and is reliably grounded.
2. Remove the filler panel, if any, from the target power module slot as follows:
a. Remove the screws on the filler panel.
b. Use a flathead screwdriver to remove the filler panel.
Install the power
module
Connect the power
cord
Turn on the circuit
breaker
Turn off the circuit
breaker
Disconnect the power
cord
Remove the power
module