Brother DCPJ525W Service Manual page 7

9 DISASSEMBLY PROCEDURE .................................................................................... 3-30
9.1 Preparation .......................................................................................................... 3-30
9.2 Jam Clear Cover.................................................................................................. 3-35
9.3 Head/Carriage Unit.............................................................................................. 3-36
9.4 Document Scanner Unit and Scanner Cover Support......................................... 3-49
9.5 ADF & Document Cover ASSY (For models with ADF),
Document Cover ASSY (For models without ADF) ............................................. 3-54
9.6 Disassembly of ADF & Document Cover ASSY (For models with ADF) ............. 3-56
9.7 Control Panel ASSY ............................................................................................ 3-68
9.8 Disassembly of Control Panel ASSY................................................................... 3-70
9.9 Speaker*, Front Cover and Wireless LAN PCB................................................... 3-74
9.10 Upper Cover, Ink Cartridge Cover and Media Module Cover.............................. 3-76
9.11 Main PCB ............................................................................................................ 3-78
9.12 PS/MJ Shield Unit (MJ PCB*1 and Power Supply PCB) ..................................... 3-83
9.13 CR Encoder Strip and its Guard Film .................................................................. 3-88
9.14 Carriage PCB ASSY, Ink Refill ASSY and Ink Cartridge Detection Sensor
PCB ..................................................................................................................... 3-90
9.15 Ink Absorber Box and Ink Absorber Felt (for Ink Refill ASSY)............................. 3-97
9.16 Engine Unit and Flushing Box ............................................................................. 3-99
9.17 Components on the Engine Unit........................................................................ 3-103
9.18 Ink Cartridge Cover Sensor ASSY, Disc Guide Cover*, Disc Guide* and
Disc Guide Sensor ASSY*................................................................................. 3-113
9.19 Bank ASSY and Base Pads on the Paper Tray ASSY ...................................... 3-115
CHAPTER 4 ADJUSTMENTS AND UPDATING OF SETTINGS, REQUIRED AFTER
PARTS REPLACEMENT............................................................................... 4-1
1 IF YOU REPLACE THE HEAD/CARRIAGE UNIT OR ENGINE UNIT .......................... 4-1
1.1 Update the head property data stored in the EEPROM on the main PCB*........... 4-2
1.2 Clean the new head/carriage unit (Function code 76)........................................... 4-5
1.3 Print out a nozzle test pattern (Function code 09)................................................. 4-6
1.4 Adjust the inclination of the head/carriage unit...................................................... 4-7
1.5 Update the paper feeding correction value (Function code 58)........................... 4-10
1.6 Align vertical print lines in monochrome (Function code 65) ............................... 4-10
1.7 Adjust margins in borderless printing (Function code 66) ................................... 4-10
1.8 Create head calibration data and write it into flash ROM
(Function code 02)............................................................................................... 4-10
1.9 Check the operation of the pressure roller (Function code 63) ........................... 4-10
1.10 Print out a total quality check pattern .................................................................. 4-11
1.11 Switch back to standby........................................................................................ 4-15
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