SW-CTL (Switch Control)
Issue 4 May 2002
10-1575 555-233-123
System Technician-Demanded Tests: Descriptions
and Error Codes
Always investigate tests in the order presented in the table below when inspecting
errors in the system. By clearing error codes associated with the Switch Control
Reset Test, for example, you may also clear errors generated from other tests in
the testing sequence.
Notes:
a. Refer to DATA-BD (Network Control or NetPkt Circuit Pack) Maintenance
documentation for a description of these tests.
b. Refer to DATA-CHL (Network Control or NetPkt Circuit Pack) Maintenance
documentation for a description of these tests.
Order of Investigation
Short Test
Sequence
Long Test
Sequence D/ND
1
1 D = Destructive; ND = Nondestructive
Switch Control Reset Test (#93) X D
Control Channel Interface Test (#92) X X ND
Control Channel Transmission Test (#94) X X ND
Destructive EPN Maintenance Board Interface Test (#325) X D
EPN Maintenance Board Interface Test (#324) X X ND
Time of Day Clock Test (#95) X X ND
Control Channel Loop Around Test (DATA-BD) (#52) (a) X X ND
NPE Audit Test (DATA-BD) (#50) (a) X ND
Data Channel Reset Test (DATA-CHL) (#107) (b) X D
Data Channel Interface Test (DATA-CHL) (#108) (b) X D
Maintenance Loop Around Test (DATA-CHL) (#109) (b) X X ND
Data Channel Crosstalk Test (DATA-CHL) (#110) (b) X X ND
Data Channel Local Loop Back Test (DATA-CHL) (#111) (b) X X ND
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