H3C Technologies H3C MSR 2600 - Manual (Page 46)

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Replacement procedures
Replacing a SIC
1. Completely loosen the captive screws on the SIC.
2. Gently pull the SIC out along the slide rails.
Figure 47 Removing a SIC
3. Install a new SIC. For the installation procedures, see " Installing the router ."
If you do not install a SIC, install a blank filler panel into the slot and tighten the screws.
Figure 48 Installing a blank filler panel
Replacing a DSIC
1. Completely loosen the captive screws on the DSIC.
2. Gently pull the DSIC out along the slide rails.