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The following procedure applies when installing or replacing CPU
fan or the CPU itself. Reverse the process to replace a CPU or
cooling fan.
Step 1.
Remove the server board by disconnecting
cables from it, including the 20-pin power cord,
the connections to front panel and SATA hard
drives, etc. Anti-static measures are highly
recommended handling the CPU. Remove the
screws that secure the main board to chassis.
Step 2.
Remove the heatsink and cooling by loosening
screws from the backplate and the heatsink
assembly.
Figure 3-2: Removing CPU Heatsink
Step 3.
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Press the CPU retention lever on the side to
release CPU cover.
NVR1000/500 Network Video Recorder Hardware User Manual