User Manual

AS4000 Operations and Maintenance

Section

605-0000-431

. Issue 1.6. Date3/2/99

DLP-016

3. Turn the securing nut on the drop cable anti-clockwise to disconnect the drop cable from

the CRU.

4. Fully unscrew the hinge bolts to remove the faulty CRU. Ensure that the CRU is fully

supported when removing the bolts.

5. Secure New CRU with the hinge bolts. Do not fully tighten the bolts at this time.

6. Connect the drop cable to the CRU. Turn the securing nut on the drop cable fully

clockwise.

7. Align the CRU to the alignment mark made in Step 1. Tighten the bolts

8. Go to DLP-017 for instructions on programming the CRU from a Telephone (V2 Type 2

PSU only) or DLP-018/19 for instructions on programming the CRU using STMON and

then to DLP-020 to setup the CRU for service.

STOP. THIS PROCEDURE HAS BEEN COMPLETED.