RT Turn Up: DLP-517
363-205-401
Page 2 of 4
Issue 7, March 1997
9.
Did DTU-R FAIL indicator light momentarily?
If YES, then proceed to Step 24.
If NO, then continue with Step 10.
10. Replace both DTU-L and DTU-R while observing FAIL indicator on DTU-R
faceplate.
Response:
DTU-R FAIL indicator lights momentarily.
11. Did DTU-R FAIL indicator light momentarily?
If YES, then proceed to Step 24.
If NO, then continue with Step 12.
12.
!
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 another correctly optioned ADU.
13. Wait 20 seconds then replace DTU-L and DTU-R with units removed previ-
ously while observing FAIL indicator on DTU-R faceplate.
14. Did FAIL indicator on DTU-R light momentarily?
If YES, then proceed to Step 24.
If NO, then continue with Step 15.
15.
!
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 ADU removed previously.
16. Are any fuses on CFU in blue (lower) bank blown?
If YES, then continue with Step 17.
If NO, then proceed to Step 20.
17. Replace blown fuse(s) on CFU.
18. While observing FAIL indicator on DTU-R faceplate, unseat then reseat
DTU-R.