Brother HLL3290CDW Service Manual page 7

9.34 Roller holder ASSY............................................................................................... 3-114
9.35 Paper feed unit ..................................................................................................... 3-115
9.36 Paper eject ASSY................................................................................................. 3-117
9.37 Duplex tray ........................................................................................................... 3-118
9.38 Low-voltage power supply PCB............................................................................ 3-119
9.39 Registration mark sensor L PCB / Registration mark sensor R PCB ................... 3-123
CHAPTER 4 ADJUSTMENTS AND UPDATING OF SETTINGS,
REQUIRED AFTER PARTS REPLACEMENT
1. IF YOU REPLACE THE MAIN PCB...........................................................4-1
1.1 Configure for Country/Region and Model (Function code 74) .................................... 4-2
1.2 Installing the Firmware (Sub Firmware and Main Firmware) ...................................... 4-2
1.2.1 Checking firmware version ................................................................................ 4-2
1.2.2 Installing firmware.............................................................................................. 4-3
1.3 Initializing the EEPROM of the Main PCB (Function code 01) ................................... 4-5
1.4 Adjusting Touch Panel (Function code 61) ................................................................. 4-5
1.5 Continuous Adjustments of Density and Registration Sensor (Function code 73) ..... 4-5
1.6 Acquisition of White Level Data (Function code 55) ................................................... 4-5
1.7 Setting the Serial Number (Function code 80) ........................................................... 4-5
2. IF YOU REPLACE THE REGISTRATION MARK SENSOR ASSY OR
LED ASSY ..................................................................................................4-8
2.1 Continuous Adjustments of Density and Registration Sensor (Function code 73) ..... 4-8
3. IF YOU REPLACE THE LOW-VOLTAGE POWER SUPPLY PCB ............4-9
3.1 Resetting Irregular Power Supply Counter of the Low-voltage Power Supply PCB
(Reset counters for consumable parts (Function code 88))........................................ 4-9
4. IF YOU REPLACE THE LCD, PANEL UNIT OR PANEL PCB ................4-10
4.1 Adjusting Touch Panel (Function code 61) (Touch panel models only) .................... 4-10
4.2 Checking LCD Operation (Function code 12)........................................................... 4-10
5. IF YOU REPLACE THE ADF UNIT, FIRST SIDE CIS UNIT,
SECOND SIDE CIS UNIT OR DOCUMENT SCANNER UNIT ................4-11
5.1 Acquisition of White Level Data (Function code 55) ................................................. 4-11
5.2 Scanning and Printing Check ................................................................................... 4-11
6. IF YOU REPLACE THE FUSER UNIT .....................................................4-12
6.1 Resetting Printed Pages Counter of the Fuser Unit
(Reset counters for consumable parts (Function code 88))...................................... 4-12
7. IF YOU REPLACE A PF KIT....................................................................4-13
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