6 - 9
Confidential
[ 2 ] Clean the new head/carriage unit
MFC820CW/640CW
(1) Open the scanner unit (scanner cover), set new ink cartridges into the ink refill ASSY, and
close the scanner unit.
(2) Carry out "Initial purge" (with Function code 76) using the steps below. (See
Press
the
7
and
6
keys in this order.
The machine displays "CLEANING ALL" on the LCD and enters the purge mode.
Press
the
4
and
Black Start
keys in this order.
The machine starts an initial purge that refills the ink supply tubes and the new print head with
fresh ink.
DCP340CW
(1) Open the scanner unit (scanner cover), set new ink cartridges into the ink refill ASSY, and
close the scanner unit.
(2) Carry out "Initial purge" (with Function code 76) using the steps below. (See
Enter 7 and 6 by using the and
Set
keys.*
The machine displays "CLEANING ALL" on the LCD and enters the purge mode.
Enter 4 by using the and
Set
keys.*
The machine starts an initial purge that refills the ink supply tubes and the new print head with
fresh ink.
(*To enter a numerical code on models having no numerical keypad, press the key several times to
display the numerical code to be entered and then press the
Set
key. Repeat this operation for each
numerical code.)
Summary of Contents for DCP-340CW
Page 1: ...Confidential FACSIMILE EQUIPMENT SERVICE MANUAL MODELS MFC820CW MFC640CW DCP340CW ...
Page 9: ...Confidential CHAPTER 1 PARTS NAMES FUNCTIONS ...
Page 20: ...Confidential CHAPTER 2 SPECIFICATIONS ...
Page 37: ...Confidential CHAPTER 3 THEORY OF OPERATION ...
Page 80: ...Confidential CHAPTER 4 TRANSFER OF DATA LEFT IN THE MACHINE TO BE SENT FOR REPAIR ...
Page 85: ...Confidential CHAPTER 5 DISASSEMBLY REASSEMBLY AND LUBRICATION ...
Page 163: ...Confidential CHAPTER 6 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...
Page 181: ...6 16 Confidential Vertical Alignment Check Patterns ...
Page 184: ...6 19 Confidential Margin Check Pattern ...
Page 193: ...Confidential CHAPTER 7 CLEANING ...
Page 196: ...Confidential CHAPTER 8 MAINTENANCE MODE ...
Page 205: ...8 7 Confidential Scanning Compensation Data List a b c d e f i ...
Page 207: ...8 9 Confidential Test Pattern ...
Page 212: ...8 14 Confidential Configuration List ...
Page 216: ...8 18 Confidential DCP340CW 1 2 3 4 6 5 7 11 12 13 8 14 15 9 10 Key Entry Order 2 ...
Page 232: ...8 34 Confidential 1st sheet 2nd sheet Vertical Alignment Check Patterns ...
Page 235: ...8 37 Confidential Margin Check Pattern ...
Page 249: ...Confidential CHAPTER 9 ERROR INDICATION AND TROUBLESHOOTING ...
Page 376: ...B Power Supply PCB U S A and Canadian models Confidential ...
Page 377: ...B Power Supply PCB European Asian and Oceanian models Confidential ...
Page 406: ...Confidential August 05 SM FAX046 8CA817 Printed in Japan ...