363-205-401 Conversions: TAP-100
Issue 7, March 1997 Page 3 of 4
25. There is either a common unit or option switch incompatibility within the sys-
tem. Either replace the incompatible unit with a compatible unit, or correct the
option switch setting on the ADU or suspect unit itself.
Reference:
DLP-512 (ADU), DLP-514 (LIU), DLP-521 (CU Compatibil-
ity)
26. After correcting the incompatibility problem, did the
FAIL
LED on the suspect
unit go off?
If
YES
,
STOP. YOU HAVE COMPLETED THIS PROCEDURE.
If
NO
, continue with Step
27
.
27. Check the wiring using SD-7C117-01, SD-7C117-02, or SD-7C117-03. After
locating and correcting the wiring trouble, go back to the NTP and reinstall the
unit with the
FAIL
LED problem. If this fails to fix the
FAIL
LED problem, con-
sult the Lucent Technologies Regional Technical Assistance Center (RTAC)
by calling 1-800-225-RTAC or the local technical support group.
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