QTech QSW-6900-56LF Series Hardware Installation And Reference Manual page 8

Installation Manual
1. Product Overview
To protect the data and avoid device damage, use qualified USB flash disks of good brands.
At the same time, the local USB port is compatible with most of the USB controllers except
some USB flash disks.
QSW-6900-56LF series switches support debugging, configuration, maintenan
management and host software uploading of Console ports.
❖ Console port: Use RS-232 interface electrical level and standard RJ45 connector. This
interface is connected with the serial port of terminal PC to perform system debugging,
configuration, maintenance, management, and host software uploading.
❖ MGMT port: This is an out-band Ethernet port, which uses standard RJ45 connector. This
interface is connected with Ethernet port of a PC to perform program downloading.
❖ SFP+ port: There are 48 10G SFP+ ports, which support optical modules and DAC copper
cables (1000BASE-X compatible).
❖ QSFP28 port: There are 8 100G QSFP28 ports, which support optical modules and DAC
copper cables. These ports can also work in 4x10G mode.
Indicator
Indicator Panel
Identificati
on
Switch status Status
indicator
(Front panel/Back
panel)
Switch locator ID
indicator
(Front panel/Back
panel)
Status Meaning
Off The system is not powered up.
Solid red One of the modules of the system fails.
There are less than 3 fans.
The internal or partial temperature exceeds
the warning working temperature, and the
switching service resets.
Blinking green. The system is initializing.
Solid green The system is operational.
Solid yellow The temperature gets to the warning
threshold.
Only 3 fans are in the position.
One of the dual powers is not connected
with the AC power cord.
Off Device location is disabled.
Solid blue Device location is enabled.
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