Contacta STS-K001L 설치 및 사용 설명서 - 페이지 11

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Fault Diagnosis LEDs

Factory Default Settings

To return the amplifier to the factory default settings:

1. Unplug the power supply and then reconnect it.

2. The LED indicators will show a light pattern in the "Vol In" column. This

indicates the firmware revision. This will be followed by a green light

at the bottom of each column.

3. Within 20 seconds, press the On/Off button and Volume In (-) button

together, then release them.

4. The "Vol In" column will again indicate the firmware revision. This indi-

cates that the settings have been restored.

•

Volume In LED 8 will stay red if there is a

fault with the staff microphone.

•

Volume Out LED 8 will stay red if there is a

fault with the customer/visitor microphone.

•

Volume In LED 8 will flash red if there is a

fault with the loop (e.g. a broken aerial).