Specifications

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14. Testing and Troubleshooting
Functional Test Guide
Use the following chart to verify proper operation after installation. To start the test,
pick up a telephone and dial the access code for the port to which the PCM is
connected.
Does the PCM activate?
The PCM is activated if it returns a confirmation tone over the telephone.
NO YES
Check List
1. Double check for correct wiring to PCMTIM.
2. Ensure connections are making proper contact.
3. Check power supply. (Be sure all LEDs are lit on each
module.)
4. Make sure that PCMTIM dip switch settings correspond
to the type of tele input being used, loop start, etc...
Is paging possible?
Press [00] on telephone
YES NO
DONE
Does the PCM return a confirmation tone?
NO YES
Is paging possible?
Press [00] on telephone
YES NO
DONE
Follow Procedure A to determine if the PCM is
functional.
Follow Procedure B to determine if an audio
path can be established through the PCM.