Figure 8-31. Installing The Secure Interface Board - Motorola ASTRO XTL 5000 Basic Service Manual

8-26
10. For secure option-equipped radios, do the following:
a. Inspect the kapton tape on the back of the secure interface board for damage and replace
if necessary.
b. Ensure the universal encryption module (UCM) is securely plugged into the secure inter-
face board.
c. Carefully align the secure interface board in its chassis pocket, and plug it into the main
board. Press down along the edges of the board to fully seat it, and then verify that the
UCM is still fully plugged in.
d. Position the secure shield over the secure interface board, and secure it with the two
screws. Torque the screws to 6-8 in.-lbs. using a Torx T10 bit.
Secure
Interface
Board
11. Verify that the headbridge seal has no defects; replace the seal if it does.
12. Align the headbridge seal on the transceiver, and insert the seal tabs into their slots along the
front edge of the transceiver
place.
June 11, 2003
Disassembly/Reassembly Procedures: Replacement Procedures
Screws
Secure
Shield

Figure 8-31. Installing the Secure Interface Board

(Figure 8-32 on page
Universal
Encryption
Module
MAEPF-27647-A
8-27). Ensure that all the seal tabs are in
6881096C73-O