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Replacing a DC Power Supply
Removing a DC Power Supply
2.
Slide the power supply straight into the chassis until the power supply is fully seated in the
chassis.
3.
Tighten (but do not overtighten) the thumbscrews located at the top corners of the power
supply.
4.
Insert one end of the AC power cord into the AC inlet on the power supply.
5.
Insert the other end into the AC power source receptacle.
6.
Verify that the system LED is lit steadily green, indicating that the power supply is functioning
normally.
7.
Repeat Steps 2 through 4 to install the other AC power supply.
Note:
If the LED is not lit steadily green, check whether the power supply is receiving power. If
necessary, repeat the procedure to install the power supply.
Figure 24: Installing an AC Power Supply
The power supplies are located at the front of the chassis. Each DC power supply weighs
approximately 0.71 lb (0.32 kg). For more information about DC power supply specifications, see
Table 27 on page 78.
To replace a DC power supply, perform the following procedures:
Removing a DC Power Supply on page 61
Installing a DC Power Supply on page 62
To remove a DC power supply (see Figure 25 on page 62):
1.
Switch off the dedicated customer site circuit breakers for the power supply being removed.
Follow your site's procedures for safety and ESD.
2.
Ensure that the voltage across the DC power source cable leads is 0 V and that there is no
chance that the cables might become active during the removal process.
CHAPTER 10: Replacing Hardware Components
Replacing a DC Power Supply
61
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Troubleshooting
