Polycom DOC2238A User Manual
Page 144
Chapter 5 - System Maintenance
5-12
3.
Using a standard Phillips screwdriver, remove six spring-loaded screws
from the fans cover on the MCU’s rear panel.
4.
Optional. Remove the two jack connectors from the fan panel to
completely remove the fans from the MCU.
5.
Disconnect the AC input (J1) and the 12V/5V Sense connectors (J2).