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BRTS-100 ISDN TEST SET
Figure 4-11. Monitor flow chart.
NO
CHECKING FOR
D CHANNEL
ACTIVITY
TRY TO INITIATE
A CALL WITH
TERMINAL
“D” ACTIVITY
INITIATE
PUT CIRCUIT IN
PASSIVE BUS
CONFIGURATION
(CONFIGURATION 2)
MONITOR
RED LIGHT
FLASH?
CHECK
TERMINAL
TERMINAL IS NOT
SENDING ANYTHING
CHECK
SWITCH
PARAMETERS
TERMINAL IS
PUTTING OUT
D CHANNEL DATA
MONITOR ASSUMES
1. BRTS-100 is in normal
mode.
2. All terminals are
properly terminated.
3. No pair reversals
on passive bus.
4. LINE TEST passes.
5. Terminal does not
work.
6. Terminal receiving
proper power.
YES
Monitor Assumes
1. Test Set is in Normal Mode
2. All Terminals are Properly
Terminated
3. No Pair Reversals on Passive Bus
4. LINE TEST Passes
5. Terminal Does Not Work
6. Terminal Receiving Proper Power