DEFINITY Enterprise Communications Server Release 7
Maintenance for R7r
555-230-126 Issue 4
June 1999
Alarms, Errors, and Troubleshooting
5-28ATM Tips
5
Figure 5-6. ATM troubleshooting schematic
NOTE:
The CaPro element (Note 1 in Figure 5-6) is a software module within the
DEFINITY PPN.
Initial LED inspection
Visually inspect the LEDs on both the TN230X (Table 5-5) and the ATM switch
(Table 5-6) for a high-level status of the system.
Table 5-5. TN230X LED reference
LED color Interpretation
Red Green Yellow
Off Off Steady on Normal state for active ATM EI board on PPN.
Off Off Off Normal state for standby ATM EI board on PPN and
EPN.
Off Off 2 sec on /
2 sec off Normal state for active PNC archangel ATM EI board
on EPN.
- - 100ms on /
100ms off Loss of signal on the OC-3 fiber. Either the
TN230X-receive (top) or TN230X-transmit (bottom)
fibers are not working.
N/S Fast blink - Running DSP diagnostics or downloading cod e to
DSPs (typical during boot process).
Continued on next page
CaPro
TN2238 TN2238
DEFINITY
PPN DEFINITY
EPN
AX500
ATMcall control
Portboards
Switch
processor
Switch
fabric
Q.93B
Q.SAAL
ATM
SONET
Physical
Q.93B
Q.SAAL
ATM
SONET
Physical
Fiber Fiber
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