Sharp AR-650 Service Handbook page 186

In the case of 1 - 6 :
Firmware Version Up Mode
Installing a new firmware.
- reading a file.
In the case of #1 - #3
Firmware Version Up Mode
Installing a new firmware.
- reading a file.
Target
1
Displaying current data area being loaded
7. The following screen will be displayed after firmware data is updated.
In the case of 1 – 6:
If you want to update other area continuously, press [START] key and repeat the operation from step
5.
After finished, turn off the power or depress [CLEAR] key.
Firmware Version Up Mode
Firmware version up completed.
> Press START key to continue.
Target: 1
Target:#1
Version
installing
Target: 1
Version: 001.003
6 - 7
Displaying current status as follows.
- reading a file.
- erasing the device.
- writing to the device.
Updated data version number