RT Turn Up: DLP-510
363-205-401
Page 2 of 4
Issue 7, March 1997
10. Insert TRU into TRU slot located in AB (lower) shelf of channel bank while
observing indicators on TRU faceplate.
Response:
TRU FAIL indicator lights momentarily, ADU MJ and NE
indicators are lighted, and DIGROUP A, B indicators on
BCU are lighted. DIGROUP C, D indicators on BCU will also
be lighted if CD digroups are in preservice/equipped state.
AUA105 SPL indicator will light momentarily for Mode 2
applications.
11. Does FAIL indicator on TRU go off and remain off?
If YES, then proceed to Step 20.
If NO, then continue with Step 12.
12. Remove ADU and check option switch S1 (AUB26 or AUB27) or S2 (AUB21
or AUB24) for correct settings.
Reference:
DLP-505, DLP-506, DLP-507
13. Are option switch settings on ADU correct?
If YES, then proceed to Step 16.
If NO, then continue with Step 14.
14.
!
CAUTION:
Incorrectly set ADU option switches may result in immediate or future
loss of service or may introduce errors into the digital bitstream.
Change ADU option switch(es) to correct position and reinsert ADU into ADU
slot.
15. Replace TRU with TRU removed previously and repeat from Step 2.
16.
!
CAUTION:
Incorrectly set ADU option switches may result in immediate or future
loss of service or may introduce errors into the digital bitstream.
Replace ADU with correctly optioned ADU.
Reference:
DLP-505, DLP-506, DLP-507
17. Replace TRU with TRU removed previously while observing indicators on
TRU faceplate.