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Installing Multi-Function Modules
Locking Tab
Socket
Connector
Pins
Line Jack
Locking Tab
Handset Jack
Locking Tab
Figure 3-9. Installing an MFM Module
5 Install the new MFM. See Figure 3-9.
a Hold the MFM circuit board by the edges with the long connector pins
facing the socket. Take care not to touch the connector pins.
b Lower the MFM to insert the pins into the socket in the telephone base,
c Press firmly on the MFM board to snap the locking tabs into place. The
connector pins and tabs must be secure.
Installing Telephones and Adjuncts 3-11