Cisco ONS 15454 Hardware Installation Manual page 489

Maintaining the ONS 15454 M12 (ANSI and ETSI), ONS 15454 M2 and ONS 15454 M6 Shelf
Figure 303: Extract the Fan-Tray Assembly
Step 4
Extract the fan tray partially using the handle in order to disconnect the backplane connector and wait until
the fan stops (see the following figure)
Figure 304: Fan-Tray Assembly Extracted Partially with Power Connector Disconnected
Step 5
When the fans have stopped, pull the fan-tray assembly completely out of the shelf assembly (see the following
figure).
NTP-G260 Replace the Fan-Tray Assembly of the ONS 15454 M6 Shelf Assembly
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