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VC-BD
Issue 4 May 2002
10-1973
555-233-123
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 described in the XXX-BD (Common Port
Circuit Pack) maintenance documentation for a description of this test.
Control Channel Loop Around Test (#52)
Refer to the repair procedure described in the XXX-BD (Common Port Circuit
Pack) maintenance documentation as Control Channel Loop Around Test (#52).
Order of Investigation
Short Test
Sequence
Long Test
Sequence
D/ND
1
1
D = Destructive; ND = Nondestructive
Control Channel Loop-Around Test (#52) (a)
X
X
ND
Summary of Contents for Definity SI
Page 1: ...0DLQWHQDQFH IRU YD D 1 7 6HUYHU 6 Volumes 1 2 and 3 555 233 123 Issue 4 May 2002...
Page 62: ...Maintenance Architecture 555 233 123 1 26 Issue 4 May 2002...
Page 92: ...Management Terminals 555 233 123 3 26 Issue 4 May 2002...
Page 204: ...Routine Maintenance Procedures 555 233 123 5 100 Issue 4 May 2002...
Page 250: ...LED Interpretation 555 233 123 7 10 Issue 4 May 2002...
Page 2804: ...Maintenance Object Repair Procedures 555 233 123 10 2018 Issue 4 May 2002...