Required Parts
The following parts are required to replace the TCU:
• ESD wrist strap
• ESD-safe location
• Transcoding Module
• TCU
Removing the Transcoding Module
The following procedure describes how to remove the Transcoding Module (TM) from
the TCU.
Prerequisites:
• Provide an ESD-safe location to place the TM and TCU.
• Wear an ESD wrist strap or take similar equivalent actions to prevent static
damage to the TCU or other ESD-sensitive components.
• Note the location of the TM connector on the TCU.
To remove the TM:
1. Remove the TCU as directed in the Acme Packet 6300/6350 Service Manual.
2. Place the TCU in an ESD-safe location.
3. To remove the TM (as shown in the photos below), use a fingertip to release the
catch holding either end of the module.
Releasing the Fastener Holding the TM (1 of 2)
Chapter 6
Replacing Transcoding Modules
6-24