Ericsson MOBITEX BRU3 Safety Instructions page 19

SAFETY INSTRUCTIONS 19 (30)
For BRU3 used for 900 MHz:
10. Remove the metallic cover as per Figure 15.
Figure 15 Removing the metallic cover.
11. Unscrew the two screws as per Figure 16.
Figure 16 Removing two screws.
12. Lift off the loosened metallic cover. The Beryllium Oxide component is
now visible. Cut the four pins as per Figure 17.
BRU3 MANUAL, Doc.no: b3saf_en Uen Rev PH1, 2003-10-20