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17 USB
USB FUNCTION
The transceiver operates as a USB 2.0 compliant USB device.
It also supports the following device classes.
CDC: Communication Device Class
ADC: Audio Device Class 1.0
MSC: Mass Storage Class
Note:
¡ The transceiver does not support being connected with a PC via
a USB hub. Use a commercially available cable to connect the
transceiver directly to a USB port of the PC.
CONNECTING WITH A PC
Connecting the transceiver to a PC enables you to use the
memory control program MCP-D75 to configure various
settings and access from the PC to the microSD memory card
in the transceiver.
To connect the transceiver with a PC, you need to install the
virtual COM port driver on the PC.
Download the memory control program MCP-D75 and virtual
COM port driver from the following URL.
https://www.kenwood.com/i/products/info/amateur/software_
download.html
(This URL may change without notice.)
Note:
¡ Never connect the transceiver and a PC with a USB cable
until installation of the virtual COM port driver downloaded
from the above URL is completed. If the transceiver and a PC
are connected without installing the virtual COM port driver,
the wrong driver that does not support the transceiver will be
installed and communicating correctly with the PC will become
impossible. To prevent the wrong driver from being installed, be
sure to complete the installation of the virtual COM port driver
before connecting the transceiver with the PC.
Connecting to the PC
Connect to the PC using a commercially available USB cable
.
(USB Type-C
)
TM
PC
Note:
¡ The transceiver can not be connected to the COM port of the PC.
¡ The communication speed (baud rate) is maximum 12 Mbps for
USB.
USB Connector
(USB Type-C
)
TM
USB Cable
OPERATION SETTING
You can select whether the transceiver operates as a
and audio device or operates as a mass
Type-C
Connector
TM
storage class device when it is connected with a PC.
1 Access Menu No. 980.
The USB operation function selection screen appears.
2 Select [COM + AF/IF Output] or [Mass Storage].
[COM + AF/IF Output]: The transceiver operates as
a virtual COM port for serial data communication, and
outputs one of the AF, IF, or detection signals by USB
audio. (IF/detection signal output can be switched by Menu
No. 102.)
[Mass Storage]: The transceiver enters mass storage
mode. You can access the microSD memory card of the
transceiver from a PC. The transceiver will be displayed as
a removable disk on the PC.
•
Activating Mass Storage mode will unmount the
microSD memory card inserted in the transceiver.
GPS logs and received audios cannot be recorded.
Exit Mass Storage mode and remount the microSD
memory card.
•
If Mass Storage is selected, the [Mass Storage Mode]
screen appears when the transceiver is connected to a
PC.
Disconnect
1 Click [Safely Remove Hardware] on the PC.
2 Disconnect the USB cable from the PC.
Note:
¡ When [Mass Storage Mode] is started, check that a microSD
card is inserted in the transceiver.
¡ In [Mass Storage Mode], operations other than switching the
power off cannot be performed.
¡ In [Mass Storage Mode], RX and TX cannot be performed.
¡ In [Mass Storage Mode], GPS log recording and reception
sound recording cannot be performed.
SETTING USB AUDIO OUTPUT LEVEL
Adjust the USB audio output level to the PC.
1 Access Menu No. 91A.
2 Select among from [Level 1] to [Level 7].
17-1
USB
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