Yamaha RX-Z11 Service Manual page 30

RX-Z11/DSP-Z11
6. Insert the USB flash memory to the USB terminal
and press the "SPEAKERS B" key of this unit.
(Fig. 1)
Writing of the firmware is started.
* It takes about 10 seconds before writing is
started.
Writing is started. /
USB FirmUpdate
VERIFYING...
7. When writing is completed, "USB FirmUpdate
UPDATE OK" is displayed.
* • If "USB FirmUpdate UPDATE OK" is not
displayed, or the error message is dis-
played before writing is completed, per-
form the operation procedures from step
1 to 6 all over again.
• When writing the firmware is stopped be-
fore it is completed and the power to this
unit is turned on again, the message is
displayed as shown below.
Press the "MENU" key and start writing
the firmware again.
Error display / Contents /
The firmware is not applicable to RX-Z11/DSP-Z11. /
INVALID FILE
The firmware is not written in the USB flash memory or does not exist in the root folder. /
NOT FOUND
The system software is damaged. /
SOFTWARE ERROR
The USB flash memory is damaged. /
DEVICE ERROR
•
•
SYSTEM ERROR
•
8. Press the "MASTER ON/OFF" key of this unit to
turn off the power.
9. Disconnect the power cable of this unit from the
AC outlet.
30
Writing being executed. /
USB FirmUpdate
/ [
USB FirmUpdate
Push MENU key!
An un-applicable USB flash memory is used. /
When the USB flash memory is disconnected while the firmware is being written. /
The hardware is damaged. /
x / xx ]
Writing is completed. /
USB FirmUpdate
UPDATE OK