6 - 8 MAINTENANCE
Terminal Disassembly and Reassembly – Detailed
The procedure to remove and replace a Enhanced Control Head, Top Cover or Transceiver Board is 
similar for all models of terminal. A typical procedure is therefore shown followed by specific 
disassembly procedures for Enhanced Control Heads, Remote Head Enhanced and Data 
Expansion Head Enhanced on terminal models.
Enhanced Control Head Removal
1. Insert the dismantling tool in the groove between the Enhanced Control Head and the 
terminal assembly as shown in the Figure.
2. Press on the dismantling tool until the snap connectors on the side of the Enhanced Control 
Head release from the terminal assembly.
3. Pull the Enhanced Control Head away from the terminal assembly as shown below.
Figure 6-1   Typical Enhanced Control Head Removal
Dismantling 
Tool