H3C Technologies H3C MSR 50 - Manual (Page 76)

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Figure 48 MPUF internal structure
(1)
(2)
(3)
(1) Memory bar slot (2) SIC slot
(3) CF card slot
Figure 49 MSCA internal structure
(1) VPM slot (2) VCPM slot
(3) ESM slot 1 (4) ESM slot 0
Removing/Installing PSUs
Removing a PSU
Follow these steps to remove a PSU:
Step1 Remove the power cord connected to the PSU and loosen the two captive screws fastening the module
panel.
Step2 Hold the handle of the PSU and gently pull it out along the guides.