H3C CR19000-16, Руководство по установке

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4-4
Replacing an interface module that uses detachable ejector
levers
CAUTION:
•
Put the detachable ejector lever back to its holder after use and then attach them to the chassis
or rack for future use.
•
The ejector lever holder is magnetic. Beware of electromagnetic interference.
•
Do not use only one detachable ejector lever to install or remove an interface module.
•
Do not hold detachable ejector levers to lift an interface module.
To replace an interface module that uses detachable ejector levers:
1. Remove the cables from the interface module.
2. Prepare an antistatic mat to place the removed interface module.
3. Wear an ESD wrist strap, and make sure it makes good skin contact and is reliably grounded.
4. Use a Phillips screwdriver to loosen the captive screws on the interface module.
5. Identify the "L" and "R" marks on the ejector levers and attach them to left and right ejector lever
retainers of the interface module, respectively, with the lettering on the ejector levers facing
upward. See callout 1 in
Figure4-5 .
6. Open the ejector levers on the interface module and then pull the interface module part way out
of the slot, see callout 2 in
Figure4-5 .
Figure4-5 Opening a detachable ejector lever
7. Detach the ejector levers from the interface module and then attach the ejector levers to the
ejector lever holder.
Keep the ejector levers secure for future use.
8. Supporting the interface module bottom with one hand, slowly pull the interface module out of
the slot along the guide rails with the other hand.
9. Place the removed interface module on the antistatic mat.
10. Install a new interface module. For the installation procedure, see "Installing an interface
module that uses detachable ejector levers."