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48 IBM System Storage DCS9550 1S1 Storage Expansion Unit Installation, Service, and User Guide
4.9.2 Ops Panel
The Ops Panel is an integral part of the enclosure chassis assembly and is not field replaceable.
4.9.3 SCM I/O Module
Please refer to section 2.7, ”SCM I/O Module Installation”, on page 23 for full information on
installing the SCM I/O module.
4.9.3.1 Removing the Module
ATTENTION Do not remove this module unless a replacement can be immediately added.
The system must not be run without all units in place.
Electrically this unit can be hot plugged but the FC connection will be
disconnected.
1 Using two hands, grasp each latch between the thumb and forefinger of each hand. Squeeze
thumb and forefinger together to release the latch. Pull the latches forward to cam the module
out of the enclosure (Figure 4–7).
2 Grip the latch handles and withdraw the module (Figure 4–5).
Figure 4–4 Removing/Inserting an AC Power Supply/Cooling Module (3)