NEC EXPRESS 320Lb-R - Manual (Page 254)

8-16 System Upgrade
Installing CPU Module
Follow the procedure below to install the CPU module:
IMPORTANT: Make sure to read "Anti-static Measures" and "Preparing Your System for
Upgrade" before starting installing or removing options.
1. Install the top cover to the CPU module.
TIPS: Check the left, right, and upper tabs on the top cover are certainly engaged
with the CPU module.
2. Secure the top cover to the CPU module with the three setscrews.
3. Firmly hold the CPU module with both hands and insert it into the server.
Hold the module in such a way that its back panel connector faces the back of the rack and
engage the guides of the module and chassis to insert it slowly.
Release lever
Wrong
(The hook is located
before the frame)
Correct
(The hook is located
behind the frame)
4. Hold the release lever to push the module as far as it goes.