Kenwood ts-990s Instruction Manual page 54

17 FIRMWARE UPDATING
FIRMWARE UPDATING WITH A PC CONNECTED
PRECAUTION:
◆ Do not shut down the transceiver with the main power switch (I/O)
during the firmware updating.
◆ The firmware in the zip file must be dragged and dropped without
the firmware extracted. The extracted firmware cannot update the
transceiver.
PREPARATION
1 Save the firmware file onto your PC.
The latest firmware can be downloaded from the KENWOOD
website.
2 Connect a USB cable, extended from your PC, to the
(USB-B) connector on the rear panel.
You cannot update the firmware if the USB cable extended
from your PC is connected to the
the front panel.
YOUR OPERATION FOR THE TRANSCEIVER AND YOUR
PC
While the transceiver power ( ) is turned OFF, the " "
LED lights orange. With the transceiver in this standby
state, follow the procedure below to update the firmware.
[ ]
1 Hold down [M.IN] (Memory), then press [ ].
The transceiver starts up with the Firmware Update screen
after the start screen appears. You can verify the transceiver
firmware version. Upon detection of the transceiver by
your PC, the transceiver is distinguished as a removable
memory device and "TS-990" appears under My Document >
removable memory device.
17-2
2 Drag and drop the zip file containing the firmware onto
(USB-A) connector on
3 Press [ ] to turn the transceiver power ( ) OFF.
4 Press [ ] again.
[M.IN]
the "TS-990" removable memory device.
The file copy status appears on your PC, and the firmware
updating progress bar appears on the main screen.
Upon completion of the data transfer from your PC to the
transceiver, the transceiver automatically starts updating.
Upon completion of the firmware updating, "The firmware
update is completed" appears on the main screen.
The transceiver restarts with the new firmware enabled.
Note:
◆ The transceiver is recognized at step 1 as a USB flash drive. After
the firmware update completes, folders and files in the memory
area.
◆ The firmware cannot be updated even if a PC and the COM
connector was connected using an RS-232C.
◆ If a message notifying you of an occurrence of the update
failure appears during the firmware updating, refer to
troubleshooting. {page 18-4}
◆ Depending on the number of CPUs being updated, the time
necessary for updating may vary. It can take 20 to 30 minutes to
update the firmware.
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