Remedy For A Failed Updating Of The Firmware - NEC NEFAX 671 Service Manual

5-3.

Remedy for a Failed Updating of the Firmware

1. Turn off this machine.
2. Remove the USB cable connecting this machine to the host computer.
3. Remove the Rear Cover.
☞ D-7
4. Remove the NIC Board. (NEFAX 691 only)
☞ D-10
5. Change the settings for jumper switches CJ3 on the Controller/Mechanical Control
Board from "1-2" to "2-3".
1
2
3
6. Use a USB cable to connect this machine to the host computer.
7. Start up the host computer.
8. Turn on this machine. The following message appears in the display.
9. Perform steps 6 through 10 of "Procedure for Upgrading the Firmware" to update the
firmware.
10. Check that the following message appears in the display to indicate that the updating of
the firmware has been completed correctly.
D-47
CJ3
1
2
3
4980D053AA