Brother MFC 685CW - Color Inkjet - All-in-One, Service Manual

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7 - 3 2 Confidential
7.4 IF YOU REPLACE THE INK ABSORBER BOX
OR FLUSHING BOX
When either the ink absorber box or flushing box is replaced, you should replace both of them.
[ 1 ] Reset each of the purge and flushing counters
(1) Press the Menu and Black Start (Mono Start) keys. Next press key four times to make the
machine enter the maintenance mode.
TIP: FAX models equipped with a numerical keypad can enter the maintenance mode in the
same way as conventional models; that is, by pressing the Menu , * , 2 , 8 , 6 and 4 keys in this
order.
The machine beeps for approx. one second and displays " " on the
LCD, indicating that it is placed in the initial stage of the maintenance mode, a mode in which
the machine is ready to accept entry from the keys.
(2) Press the 8 and 0 keys in this order in the initial stage of the maintenance mode.
(3) Press the Black Start (Mono Start) key several times until the purge (or flushing) count
appears on the LCD.
(4) Press the 2 , 7 , 8 , and 3 keys in this order to reset the purge (or flushing) count.
(5) Press the Stop/Exit key to return to the initial stage of the maintenance mode.
(6) Press the 9 key twice to exit from the maintenance mode.
TIP: This machine counts all purge operations performed since produced in order to prevent the ink
absorber box from overflowing with drained ink. An initial purge, for example, advances the counter
by 163 + 432 = 595.
When the purge or flushing counter approaches 9600 or 475852272, respectively, "MACHINE
ERROR 46" appears, and further purge or flushing operations are prohibited. Replace both the ink
absorber box and flushing box and reset their counters.
7.5 IF YOU REPLACE THE SCANNER COVER
(SCANNER UNIT)
[ 1 ] Specify the CIS type (Function code 59)
Refer to Chapter 9, Section 9.1.4.13 .
[ 2 ] Acquire white level data and set CIS scanner area (Function code 55)
Refer to Chapter 9, Section 9.1.4.11 .