TDM-CLK (TDM Bus Clock)
Issue 4 May 2002
10-1727 555-233-123
6. If the problem is still not cleared, and the Tone-Clock circuit pack
reported in the error log has not been replaced up to now, replace it.
See How to Replace the Tone-Clock Circuit Pack in the TONE-BD
section.
System Technician-Demanded Tests:
Descriptions and Error Codes
Always investigate tests in the order presented in the table below. By clearing
error codes associated with the SAKI Reset Test for example, you may also clear
errors generated from other tests in the testing sequence.
Notes:
a. Refer to “XXX-BD” for descriptions of these tests.
b. Refer to “TONE-BD” for a description of this test.
c. Refer to “TONE-PT” for descriptions of these tests.
Order of Investigation
Short Test
Sequence
Long Test
Sequence
Reset
Board
Sequence
D/
ND
1
1 D = Destructive; ND = Nondestructive
SAKI Reset Test (#53) (a) X D
Clock Health Test (#46) (b) X X ND
Control Channel Looparound Test
(#52) (a)
XX ND
Tone Generator Crosstalk Test (#90)
(c)
XND
Tone Generator Transmission Test
(#40) (c)
XX ND
Tone Generator Audit/Update Test
(#41) (c)
XX ND
TDM Bus Clock Circuit Status Inquiry
Test (#148)
XX ND
TDM Bus Clock Slip Inquiry Test
(#149)(e)
XX ND
TDM Bus Clock PPM Inquiry Test
(#150)
XX ND
TDM Bus Clock Parameter Update
Test (#151)
XX ND
Board Type Check Test (#574) X X ND
Standby Reference Health Check Test
(#651) (d)
XND
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