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2. Controls and connectors
2. Controls and connectors
2.1. Front panel
①
② ③ ④ ⑤
① POWER indicator
Lights when power is supplied to the product.
POWER indicator
Unlit
Flashing (green)
Lit (green)
Lit (orange)
Caution
When one of the following errors is detected, the POWER indicator lights up
orange. Check the detected error and handle as appropriate.
Use the "show environment" command to check the temperature and fan
status.
For details on the commands, refer to the "Command reference" (on the
Yamaha website).
② mini-USB CONSOLE port
This is a mini-USB port used when making settings. Use a USB cable to connect it to the USB port
of your computer. Use a USB cable equipped with a USB Type A connector and a USB mini-B (5-
pin) connector.
Memo
4 | L3 SWITCH SWX3220-16MT User Guide
⑥
Status
Power OFF
Power ON, starting up
Power ON, normal
Power ON, error occurred
• Fan stopped
The fan that blows hot air out of the product has stopped.
Stop using this product immediately and contact the dealer where you
purchased this product to have the product inspected and/or repaired.
• Internal temperature error
An internal temperature error has occurred inside of this product.
Review the environment in which this product is installed, and correctly
install this product so that the internal temperature is at an appropriate
level.
• Corruption of config save area
The config information cannot be read correctly at startup.
Contact the dealer where you purchased this product to have the
product inspected and/or repaired.
• Use a cable that supports data transfer. Charge-only cables cannot be
used.
⑦ ⑧
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