AT&T 3.0 manual Interpreting the System Status Screen, Red LED, Yellow LED, Green LED

Roff Yon Goff.

Checking System and Slot Status

Interpreting the System Status Screen

Console Display/Instructions Additional Information PC

System Status:

Slot00: R aaa

Slot01 R aaa Y aaa G aaa Slot02 R aaa Y aaa G aaa Slot03: R aaa Y aaa G aaa Slot04: R aaa Y aaa G aaa

Exit

R aaa =status (On, Off, No) of red LED

Y aaa =status (On, Off, No) of yellow LED G aaa =status (On, Off, No) of green LED

The System Status screen simulates LEDs for each module. The simulated LEDs are represented as R (red), Y (yellow), and G (green).

Immediately following R, Y, or G is its status (aaa in the screens shown above), which can be On, Off, or No status (an empty slot in the control unit).

Red LED

When the red LED is on, the module is not in service because it is in standby mode, being tested, or is in an alarm condition. When a module resumes normal operations, the red LED turns off.

Yellow LED

When the yellow LED is on, it usually means that at least one call is in progress on that module. This is usually true for modules with trunks, When this is the status, you must reset the board if you want to terminate any calls in progress rather than waiting for them to terminate during a Busy-Out.

Green LED

The green LED is usually off. It may be on during power up or when an Internal Loopback or CSU Loopback Test is running.

Sample LED Display (Slot 4)

If a call is in progress on a module that is in a working or normal state, the System Status display for that module appears as

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