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Monitor Assumes |
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1. Test Set is in Normal Mode |
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2. | All Terminals are Properly |
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| Terminated |
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3. | No Pair Reversals on Passive Bus | MONITOR | ||
4. | LINE TEST Passes | |||
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5. | Terminal Does Not Work |
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6. | Terminal Receiving Proper Power | PUT CIRCUIT IN | ||
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PASSIVE BUS
CONFIGURATION (CONFIGURATION 2)
“D” ACTIVITY
INITIATE
CHECKING FOR
D CHANNEL
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| ACTIVITY |
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| TRY TO INITIATE |
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| A CALL WITH |
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| TERMINAL |
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TERMINAL IS NOT | NO |
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| YES | TERMINAL IS |
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RED LIGHT |
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| PUTTING OUT |
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SENDING ANYTHING | FLASH? |
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D CHANNEL DATA |
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| CHECK |
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CHECK |
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| SWITCH |
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TERMINAL |
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| PARAMETERS |
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Figure 4-11. Monitor flow chart.
34
