Troubleshooting guide

Table Of Contents
355
Status LEDs
Universal ASU, ASU, and ASU II CIM Status LEDs
Universal ASU LS Circuit LEDs
Analog Services Unit II Alarm LED
Analog Services Unit II Activity LED
Table 89: CIM LED
LED Status - RED Meaning
ON Communication link synchronized with Controller.
Flashing Powered on, BSP running.
OFF No power.
Table 90: Universal ASU and ASU ONS/LS Circuit LEDs
LED Status Circuit State Circuit Status
Steady ON Off hook. n/a
Slow Flash Idle Circuit is manual busy.
Fast Flash Idle Circuit fault.
OFF Idle n/a
Table 91: ASU II Alarm LED (Red)
LED Status Meaning
Flashing or ON System error.
OFF No error.
Table 92: ASU II Activity LED (Green)
LED Status Meaning
ON Fully operational.
Flashing Initial boot-up.
OFF No power.