Avaya S8700 Maintenance Manual page 2454

Maintenance-Object Repair Procedures
System Technician-Demanded Tests:
Descriptions and Error Codes
Investigate tests in the order they are presented in
clearing error codes associated with the Echo Cancellation test (#1420), you may
also clear errors generated from other tests in the testing sequence.
Table 8-668. System Technician-Demanded Tests
Order of Investigation
Echo Cancellation test (#1420)
NPE Connection Audit test (#50)
Control Channel Loop test (#52)
Loss of Signal Alarm Inquiry test (#138)
Blue Alarm Inquiry test (#139)
Red Alarm Inquiry test (#140)
Yellow Alarm Inquiry test (#141)
Major Alarm Inquiry test (#142)
Minor Alarm Inquiry test (#143)
Slip Alarm Inquiry test (#144)
Misframe Alarm Inquiry test (#145)
Translation Update test (#146)
ICSU Status LEDs test (#1227)
SAKI Sanity test (#53)
Internal Loop-Around test (#135)
DS1/CSU Loopback tests:
DS1 Board Loopback test (#1209)
CSU Equipment Loopback test (#1210)
CSU Repeater Loopback test (#1211)
CPE Loop-Back Jack test (#1212)
Far CSU Loopback test (#1213)
One-Way Span test (#1214)
Inject Single Bit Error (#1215)
End Loopback/Span test (#1216)
1. D = Destructive; ND = Nondestructive
8-1732 Issue 1 May 2002
Table
Short Reset
Test Long Test Board
Sequence Sequence Sequence
X
X
X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X
X
8-668. For example, by
test
ds1-loop D/ND
D
ND
ND
ND
ND
ND
ND
ND
ND
ND
ND
ND
ND
D
D
X D
X D
X D
X D
X D
X D
X D
X D
Continued on next page
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