Replacing an SH1HU Shelf
Replacing an SH1HU Shelf
This chapter provides the procedure of replacing the following 1HU shelves:
• SH1HU-F/2DC
• SH1HU-HP/2DC
• SH1HU-HP/E-TEMP/2DC
• SH1HU-R
CAUTION
Only Service Personnel are allowed to replace a shelf.
Note
Replacing a shelf is service affecting (SA).
These shelves have to be replaced if one of their fans fail. It is recommended to have a
replacement shelf available at all times.
Before starting the procedure, ensure the following equipment and tools are available:
Equipment Required
• Replacement shelf of same type and size
• ESD-preventive wrist strap or other personal grounding device
• Suitable grounded surface or an antistatic mat for placing the optical module
• Original shipping boxes including the static-protective packages for saving the
removed modules
• Appropriate blind plugs for inserting into the unused module receptacles
• Appropriate protective caps for covering the fiber connectors
• Tagging materials if necessary
Tools Required
• Torx screwdriver TX10 to assist in loosening the knurled screws of the optical
modules
• An appropriate screwdriver for the shelf power supply cable depending on the shelf
type:
• SH1HU-F/2DC:
Phillips screwdriver size 2 for the terminal block screws of the shelf power
supply
• SH1HU-HP/2DC and SH1HU-HP/E-TEMP/2DC:
Screwdriver (flat-bladed 0.8 mm x 4 mm) for the captive screws of the
PHOENIX power supply plug
WARNING
Only service personnel or a qualified/licensed electrician are
allowed to disconnect DC power cables.
752 FSP 3000R7 Maintenance and Troubleshooting Manual - Product Release 16.2 - Document Issue A
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