Lucent Technologies Lineage 2000 SR Series - Figure 7-1: Troubleshooting Flowchart (Continued)

Lucent Technologies Lineage
®
2000 50A -48V 364A-3 SR Series Rectifier
Issue 6 January 1997 Maintenance 7 - 7
Figure 7-1: Troubleshooting Flowchart (continued)
35. IS ACF LED LIT?
38. PROBABLE CAUSE:
LOSS OF AC POWER
39. DO ANY OTHER
RECTIFIERS
DELIVER POWER?
40. PROBABLE CAUSE:
MAIN AC DISTRIBUTION
BREAKER TRIPPED
41. CHECK AC DISTRIBUTION
FOR TRIPPED BREAKER OR
BLOWN FUSE
42. HAS AC BREAKER/
FUSE OPERATED?
43. UNPLUG RECTIFIER
FROM SHELF
44. IS AC VOLTAGE
PRESENT AT SHELF
AC RECEPTACLE?
45. REMOVE AC COVER
ON RECTIFIER SHELF
46. IS AC VOLTAGE
PRESENT ON
TERMINAL BLOCK?
47. PROBABLE CAUSE:
OPEN CIRCUIT IN
AC WIRING
48. SHUT OFF AC POWER
AT AC DISTRIBUTION
AND TRACE OPEN CIRCUIT
49. REASSEMBLE AC COVER
ON SHELF AND
REINSTALL RECTIFIER
51. PROBABLE CAUSE:
DEFECTIVE LINE FILTER.
REPLACE RECTIFIER SHELF.
GO TO STEP 1
GO TO STEP 55
GO TO STEP 1
50. DEFECTIVE RECTIFIER.
REPLACE
36. IS BATTERY VOLTAGE
PRESENT ON THE PLANT?
37. PROBABLE CAUSE:
RECTIFIER IS NOT
FULLY INSERTED
IN SHELF
YES
YES
NO
NO
YES
YES
NO
NO
YES
YES
NO
NO