NEC NEAX 2000 IVS2 Maintenance Manual page 139

(3) On Answering the Call
START
Speech Path Trouble:
No connection/One way
connection
A
2
NEAX2000 IVS Maintenance Manual
ND-70926 (E), Issue 3.0
CHAPTER 2 TROUBLESHOOTING
(1) Disconnect the trunk from the line
CHECK
on the MDF.
(2) To perform the Speech Path Test
internally, make the following
connection on the MDF according
to type of card.
• IN CASE OF COT CARD
ATTCON
STATION PORT
• IN CASE OF ODT CARD
Fault Diagnosis and Troubleshooting
MDF
COT
MDF
ODT
E
M
ODT
E
M
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