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Disconnecting the cables
About this task
Procedure
1. Power off the chassis by removing the power cords from the power supplies and the power outlets.
2. Remove the chassis door.
3. Label the cables connected to all blades and record the connections. Per connection, identify the slot
and port, the device connected, and the slot or port on the connected device.
4. Disconnect the cables from the transceivers in extension, port, and core routing blades and set them
aside. For transceivers with integrated cables, remove the transceivers and cables together and set
them aside. Transceivers without integrated cables can be left in the blades or removed.
5. Disconnect all cables from the CP blades.
Removing components from the chassis
About this task
Follow electrostatic discharge (ESD) precautions when removing components. Wear a wrist grounding
strap connected to chassis ground (if the device is plugged in) or a bench ground.
Note: You do not need to remove WWN cards from the chassis as new WWN cards are shipped with the
replacement chassis.
When removing components, Wear a wrist grounding strap connected to bench ground.
DANGER
Procedure
1. Remove the chassis door ("Removing a chassis door" on page 187) if not already removed.
2. Remove the cable management finger assemblies ("Removing the cable management finger assembly"
on page 183).
3. Remove the port, extension, blades or filler panels ("Removing a blade" on page 120 and "Removing
a filler panel" on page 179).
4. Remove the core routing blades ("Removing a core routing blade" on page 131).
5. Remove the control processor blades ("Removing a blade" on page 140).
6. Remove the power supply assemblies or filler panels ("Removing a power supply" on page 167).
7. Remove the fan assemblies ("Removing a fan assembly" on page 175).
Installing the replacement chassis
About this task
Complete the following steps to install the replacement chassis.
DANGER
18-32 kg (39.7-70.5 lbs)
202
SAN256B-6 Installation, Service, and User Guide
For safety reasons, the ESD wrist strap should contain a series 1 megaohm resistor.
Use safe lifting practices when moving the product.
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