363-205-401
Conversions:
Issue 7, March 1997
Page 1 of 2
DLP-515
Perform RT Indicator Test
1.
Press and hold LED TEST pushbutton on ADU.
2.
Are all indicators listed in Table A lighted during LED test?
If YES, then STOP. YOU HAVE COMPLETED THIS PROCEDURE.
If NO, then continue with Step 3.
3.
Are any of the indicators lighted during LED test?
If YES, then continue with Step 4.
If NO, then proceed to Step 5.
4.
!
CAUTION:
Any time a circuit pack containing option switches is replaced in an RT
assembly, ensure that any option switches are set per the work order or
engineering records. Incorrectly set LIU, LSU, or ADU option switches
may result in immediate or future loss of service or may introduce errors
into the digital bitstream.
Replace unit(s) that contain indicators that do not light and repeat from Step 1.
5.
Replace BCU.
6.
Press and hold LED TEST pushbutton on ADU.
Table A
Series 5 RT Led Test
Unit
Indicator Lit
AUB27( ) ADU
All LEDs
BCU
All LEDs
TRU
All LEDs
LIU
All LEDs
CTU
FAIL