2. Forced USB All Device Write Mode
2.1. Actions
Mode used when this unit cannot be recovered.
Forcibly switches this unit to USB update mode.
2.2. Operations
Remove the AC plug and wait approximately 1 minute.
Press and hold the "
WPS
" button on the Rear panel before inserting the AC plug, then insert the AC plug while holding
down the button and wait for more than 3 seconds.
(1) The following message appears on the display.
Display
(2) The firmware update finishes.
Restart after the update, and all devices are updated.
3. Update Procedure in the Event of a CY920 Error
3.1. Actions
Perform the following update procedure if "
CY920 Error
" appears in the display when the power is turned on after re-
placing the CY920.
3.2. Connecting to the USB Memory
Perform the procedures in steps 1.1. to 1.4.
3.3. Operations
(1) Remove the AC power plug and turn off the power.
(2) Copy the update file to a USB memory device and insert the USB memory device in the USB port.
(3) Insert the AC plug and turn on the power.
(4) The update starts automatically after "
CY920 Error
" appears in the display.
(5) The firmware update finishes.
The unit restarts after the update is finished.
(6) After the update, check that "
CY920 Error
" is no longer displayed, and check the version of the new firmware.
See "
3. Version Display Mode
" (
).
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