Mitel SX-200 EL Technician's Handbook page 62

Technician's Handbook
Flowchart 4: continued
D
Return faulty card
Yes
Is the fault corrected ?
for repair.
No
Check the cable and cable connections between the set
and the line card.
=> Try connecting the device directly to the
cross-connect field to verify against house wiring
problems.
=> Try another port on the card to verify against
backplane problems.
See the troubleshooting procedure given for the
set/dataset in Troubleshoot Sets of the SX-200 EL/ML
Technical Documentation for other possible
corrective actions.
52