Required After Parts Replacement - Brother 09055CDN Service Manual

CHAPTER 4 ADJUSTMENTS AND UPDATING OF SETTINGS,

REQUIRED AFTER PARTS REPLACEMENT

1. IF YOU REPLACE THE MAIN PCB ASSY ................................................4-1
1.1 Rewriting the firmware (Panel firmware, Sub firmware, Main firmware).................... 4-2
1.1.1 Checking firmware version ................................................................................ 4-2
1.1.2 Rewriting the firmware using computer ............................................................. 4-3
1.1.3 Rewriting the firmware using USB flash memory .............................................. 4-4
1.2 Initialization of EEPROM of Main PCB ASSY (Maintenance Mode: Code 01) ........... 4-5
1.3 Setting by Country (Maintenance Mode: Code 74) .................................................... 4-5
1.4 Setting the Serial Number .......................................................................................... 4-5
1.5 Sensitivity Adjustment of Density Sensor (Maintenance Mode: Code 72).................. 4-7
1.6 Performing the Developing Bias Voltage Correction (Maintenance Mode: Code 83) . 4-7
1.7 Performing the Adjustment of Inter-color Position Alignment
(Maintenance Mode: Code 66) ................................................................................... 4-7
1.8 Acquisition of White Level Data (Maintenance Mode: Code 55) ................................ 4-7
1.9 Adjustment of Touch Panel (Maintenance Mode: Code 61)
(Touch Panel Model Only) .......................................................................................... 4-7
1.10 Operation Check of Sensors (Maintenance Mode: Code 32) ................................... 4-7
2. IF YOU REPLACE THE REGISTRATION MARK SENSOR
HOLDER ASSY ..........................................................................................4-8
2.1 Sensitivity Adjustment of Density Sensor (Maintenance Mode: Code 72).................. 4-8
2.2 Performing the Developing Bias Voltage Correction (Maintenance Mode: Code 83) . 4-8
2.3 Performing the Adjustment of Inter-color Position Alignment
(Maintenance Mode: Code 66) ................................................................................... 4-8
3. IF YOU REPLACE THE HIGH-VOLTAGE POWER SUPPLY PCB ASSY 4-9
3.1 Sensitivity Adjustment of Density Sensor (Maintenance Mode: Code 72).................. 4-9
3.2 Performing the Developing Bias Voltage Correction (Maintenance Mode: Code 83) . 4-9
3.3 Performing the Adjustment of Inter-color Position Alignment
(Maintenance Mode: Code 66) ................................................................................... 4-9
4. IF YOU REPLACE THE LASER UNIT .....................................................4-10
4.1 Sensitivity Adjustment of Density Sensor (Maintenance Mode: Code 72)................ 4-10
4.2 Performing the Developing Bias Voltage Correction
(Maintenance Mode: Code 83) ................................................................................. 4-10
4.3 Performing the Adjustment of Inter-color Position Alignment
(Maintenance Mode: Code 66) ................................................................................. 4-10
5. IF YOU REPLACE THE LOW-VOLTAGE POWER SUPPLY
PCB ASSY................................................................................................4-11
5.1 Reset of Irregular Power Supply Detection Counter................................................. 4-11
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