RT Turn Up: DLP-522
363-205-401
Page 2 of 2
Issue 7, March 1997
2.
Insert the BCU into lower BCU slot if equipping blue bank or upper BCU slot is
equipping the white bank. Within 75 seconds, all other indicators go off and the
PRV LED on the ADU lights. Wait for the PRV indicator to go off before remov-
ing the ADU or BCU. It can take up to 10 minutes for PRV LED to go off.
3.
Did all alarm indicators go off?
If YES, then STOP. YOU HAVE COMPLETED THIS PROCEDURE.
If NO, then continue with Step 4.
4.
Replace BCU.
5.
Did all alarm indicators go off?
If YES, then STOP. YOU HAVE COMPLETED THIS PROCEDURE.
If NO, then continue with Step 6.
6.
Replace the BCU with the one removed previously.
7.
!
CAUTION:
Incorrectly set ADU option switches can result in immediate or future loss
of service or can introduce errors into the digital bitstream.
Replace ADU.
Reference:
DLP-523
8.
Did all alarm indicators go off?
If YES, then STOP. YOU HAVE COMPLETED THIS PROCEDURE.
If NO, then continue with Step 9.
9.
Replace the ADU with the one removed previously.
10. Check wiring using SD-7C117-01 or SD-7C117-02. Repeat procedure from
Step 2 after locating and correcting the trouble.
