DEFINITY ECS Release 8.2 Maintenance for R8.2csi
555-233-119 Issue 1
April 2000
Maintenance Objects
3-1260VC-BD
3
i. The circuit pack is hyp eractive — it is flooding the switch with messages
sent over the control channel. The circuit p ack is taken out of service when
a threshold number of these errors is repor ted to the switch. Clear the
alarm by using busyout board PCSS, reset board PCSS, test board
PCSS long clear, and release board PCSS. If the error recurs within 10
minutes, then replace the circ uit pack.
System Technician-Demanded Tests: Descriptions and Error Code
!CAUTION:

If the TN788 Voice Conditioner Circuit Pack (VC-BD) is not Vintage 2 or

later, it must be replaced .

Note:
a. Refer to the repair procedure d escribed in the ‘‘XXX-BD (Common Port
Circuit Pack)’’) maintenance doc umentation for a description o f this test.
Control Channel Loop Around Test (#52)
Refer t o the re pair proc edur e des crib ed i n the XXX-B D (Com mon Por t Circ uit
Pack) maintenance docum entation as Control Channel Loop Around Test (#52).
Order of Investigation
Short Test
Sequence
Long Test
Sequence D/ND1
1. D = Destructive; ND = Nondestruc tive
Control Channel Loop-Around Test (#52) (a) X X ND