Module Troubleshooting - Paradyne Jetstream CPX-1000 Installation And Operation Manual

4. Troubleshooting
Table 4–2. Telco Status Indicators (Continued)
Symptom Possible Cause
PSTN
MAJOR
indicator on
(continued)
T1 Ports
IAD
MINOR
indicator on
Table 4–3. Normal Activity Indicator Usage
Module Normal Usage
ATM Active ATM modules have
CP/HSC Active CP/HSC module have
EC All unlocked EC modules are lit
ECAC All unlocked ECAC modules are lit
MP
ACT
T1 All unlocked T1 modules are lit
STS-1 Active STS-1 modules have
Module
Troubleshooting
4-6
Further Isolation of Alarm
Remote failure indication - line
Bit Error Ratio - signal fail or degraded
Remove failure indication - STS path\
Alarm indication signal - VT
Loss of pointer or unequipped VT
Payload label mismatch - VT
PSTN Alarm indication signal - DS1
PSTN Remote Alarm indication - DS1
Provisioned compression scheme(s) not supported
Table 4–3 lists the modules and indicator states for normal
operating conditions.
ive always lit
Before performing a module fault isolation:
Verify that the board and each component is securely seated.
1.
Warning
Take care not to damage or bend the connector pins, and
avoid touching areas of integrated circuits.
ive lit; standby module lights not lit
ACT
ive lit; standby module lights not lit
ACT
ive lit; standby module lights not lit
ACT
1000-A2-GN22-00
February 2003