IBM pSeries 7311 D10 Service Manual page 37

Model D20 Blower Locations
The following illustration identifies the I/O subsystem cooling blowers. Each blower has a green power
LED and an amber identify LED located on the front blower housing. The green LED indicates that a
blower has power and is operating correctly. The amber LED is in the identify state when blinking.
1 Green LED
2 Amber LED
3 Snap Button
4 Blower Connector
5 Hot-Plug Blower Assembly
6 Docking Connector
Chapter 1. Reference Information
21