Brother MFC640CW Service Manual page 242

Purge types, ink used, purge counts, and purge trigger keys
Purge Types
Normal purge This purge operation removes
dried ink sticking to the head
nozzles.
Power purge More powerful than a reset
purge, this purge operation is
for removing stubborn
clogging from the head
nozzles and ink supply tubes.
Initial purge Run automatically when the
user powers up this machine
for the first time, this purge
operation refills the ink
supply tubes and print head
with fresh ink.
Reset purge This purge operation removes
any bubbles that have
accumulated in the ink supply
tubes.
Engine setup purge This purge operation refills
the ink supply tubes with ink
when there is no ink in those
tubes.
Cartridge This purge operation must
replacement purge follow ink cartridge
replacement.
Ink drain purge This purge operation drains
(not used) all ink from the supply system,
permitting repairs without the
risk of scattering ink all over
the surroundings.
Initial liquid This purge operation
substitute purge substitutes ink in the ink
(not used) supply tubes and print head
with initial liquid.
(Note 1) To enter a numerical code on models having no numerical keypad, press the
times to display the numerical code to be entered and then press the Set key. After that, press
the Mono Start key.
Description
Black: 0.3 mL
Color: 0.15 mL
Black: 0.85 mL
Color: 0.55 mL
Black: 3.63 mL
Color: 2.61 mL
Black: 0.55 mL
Color: 0.4 mL
Black: 3.93 mL
Color: 2.76 mL
Black: 0.3 mL
Color: 0.15 mL
8 - 4 4
Purge Counts
Ink Used
(See Note 2.)
Black: 15
Color: 22
Black: 43
Color: 86
Black: 187
Color: 420
Black: 28
Color: 63
Black: 202
Color: 443
Black: 15
Color: 22
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Keys to trigger the
purge, to be
followed by Black
Start key
(See Note 1 for the
DCP340CW.)
1 key
3 key
4 key
5 key
6 key
7 key
--
key several
Confidential