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support.dell.com Troubleshooting 8-11
4. Is the problem resolved?
Yes.
End troubleshooting.
No
. See Chapter 9, “Getting Help,” for instructions on obtaining technical
assistance.
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The system has two advanced cooling modules (ACMs). Each ACM contains two
blowers, and each blower has its own fault LED, so there are two fault LEDs on the
back of the ACM. Any one blower can fail without any danger of the PowerVault stor-
age system overheating.
If the amber ACM fault indicator light is illuminated (see Figure 8-3) or the Dell
OpenManage Array Manager program issues an ACM-related error message, follow
the ACM troubleshooting procedure below.
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To troubleshoot an ACM, perform the following steps:
1. Is one of the following events occurring?
Are both fault indicators lit on a single ACM?
Are fault indicators lit on both ACMs?