The status LED bar on the front side of the device and the STATUS LED on the inside keypad provide information about the device status.

LED Bar

The LED bar colors provide the following information:

LED Bar

Description

Off (dark)

The power to the device is turned off.

Dimmed

The doors of the device are open.

Yellow, flashing slowly

The power to the device is turned on, but the device is not connected in the chromatography data system.

Yellow

The device is connected in the chromatography data system, but the device is not equilibrated.

Green, flashing

The device is equilibrating. At least one lamp is igniting.

Green

The device is connected and equilibrated, but no data acquisition is running. At least one lamp is turned on.

Blue, running

A data acquisition is running.

Blue

An injection or sequence is running.

Red

A problem or error has occurred. For the related message, check the Instrument Audit Trail. For remedial action, see Troubleshooting.

STATUS LED

The STATUS LED on the keypad inside the device provides the following information:

STATUS LED

Description

Off (dark)

The power to the device is turned off.

Green

The device is functioning properly.

Red

A problem or error has occurred. For the related message, check the Instrument Audit Trail. For remedial action, see Troubleshooting.

For information about the LEDs that are present next to the UV and VIS buttons on the keypad, see Keypad.