MFC-8220
SERVICE MANUAL
7-25
3.16 Machine Error Code Indication (Maintenance mode 82)
< Function >
This function displays an error code of the last error on the LCD.
< Operating Procedure >
(1) Press the 8 and 2 keys in this order in the initial stage of the maintenance mode.
The LCD shows the "MACHINE ERROR X
X."
(2) Press the Stop/Exit button. Return to the initial stage of the maintenance mode.
3.17 Output of Transmission Log to the Telephone Line (Maintenance mode 87)
< Function >
This function outputs the transmission log (that the machine has stored about the latest
transmission) to the telephone line. It allows the service personnel to receive the
transmission log of the user's machine at a remote location and use it for analyzing
problems arising in the user's machine.
< Operating Procedure >
(1) If the user's machine has a transmission-related problem, call the user's machine at a
remote location from your machine.
(2) If the line is connected, have the user perform the following:
1) Hook up to the external phone.
2) Press the Menu button, Enlarge/Reduce button, and 0 keys in this order.
3) Press the 8 and 7 keys.
The above operation makes the user's machine send CNG to your machine for
sending the transmission log.
(3) If you hear the CNG sent from the user's machine, press the Start button of your
machine.
Your machine will start to receive the transmission log from the user's machine.
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