RT Turn Up: DLP-525
363-205-401
Page 2 of 4
Issue 7, March 1997
While observing FAIL indicator on LSU faceplate, insert LSU into LSU slot in
middle (for the blue bank) or right side (for white bank) of facility shelf.
Response:
LSU FAIL indicator lights momentarily. MN and NE indicators
on ADU are lighted.
3.
Did LSU FAIL indicator light momemtarily and go off?
If YES, then STOP. YOU HAVE COMPLETED THIS PROCEDURE.
If NO, then continue with Step 4.
4.
Remove LSU.
5.
!
CAUTION:
Incorrectly set LSU option switches may result in immediate or future loss
of service.
Get a replacement LSU and set all eight force (f)/deny (d) switches on LSU
faceplate to off (right-hand side) position (Figure 1).
6.
While observing FAIL indicator on LSU faceplate, insert LSU into LSU slot in
facility shelf.
Response:
LSU FAIL indicator lights momentarily and MN and NE indi-
cators on ADU are lighted.
7.
Did FAIL indicator on LSU light momentarily and go off?
If YES, then STOP. YOU HAVE COMPLETED THIS PROCEDURE.
If NO, then continue with Step 8.
8.
Remove ADU and check for proper option settings.
Reference:
DLP-523
9.
Are option switches on ADU set correctly?
If YES, then proceed to Step 12.
If NO, then continue with Step 10.
10. Set option switches on ADU to correct positions and reinsert ADU into ADU
slot.
11. Wait 20 seconds and then replace LSU with LSU removed previously and
repeat from Step 3.
