Brother mfc8440 Service Manual page 273

< IMPORTANT>
Basically, the maintenance-mode functions listed on the previous page should be accessed by
service personnel only. However, you may allow end users to access some of these under the
guidance of service personnel (e.g., by telephone).
The user-accessible functions (codes 06, 10, 11, 12, 54, 80, 82, 87 and 91) are shaded in the
table given on the previous page. Function code 10 accesses the firmware switches (WSW),
each of which has eight selectors. You should not allow end users to access all of those
selectors, but you may allow them to access user-accessible selectors which are shaded in the
firmware switch tables in
The service personnel should instruct end users to follow the procedure given below.
(1) Press the Menu and Enlarge/Reduce button in this order.
NOTE:
The Enlarge/Reduce button does not work when the machine is in the retry mode or the
timer function is set.
(2) Press the 0 key.
(3) Enter the desired function code (06, 10, 11, 12, 54, 80, 82, 87, or 91) with the numerical
keys.
For function code 10, access the desired firmware switch according to the operating
procedure described in
(4) To make the machine return to the standby state, press the Stop button.
MFC8440/MFC8840D/MFC8840DN
DCP8040/DCP8045D/DCP8045DN
Appendix 3.
Appendix 3.
Fig.7-1
Fig.7-2
7-3
MFC-8440/8840D/8840DN, DCP-8040/8045D/8045DN
Enlarge/Reduce button
Menu button 0 key
Enlarge/Reduce button
Menu button 0 key
SERVICE MANUAL
Stop button
Stop button