Brother MFC-9320CW Service Manual page 425

ADJUSTMENTS AND UPDATING OF SETTINGS,
REQUIRED AFTER PARTS REPLACEMENT
This chapter describes adjustments and updating of settings, which are required if the main PCB and
some other parts have been replaced. This chapter also covers how to update the firmware.
1. IF YOU REPLACE THE MAIN PCB...........................................................6-1
1.1 Rewriting the Firmware (Main Firmware, Sub Firmware (PCL/PS)) ........................... 6-7
1.1.1 Checking firmware version ................................................................................ 6-7
1.1.2 Rewriting the firmware using computer ............................................................. 6-7
1.1.3 Rewriting the firmware using USB flash memory
(USB direct interface model only) ...................................................................... 6-9
1.2 Setting by Country (Maintenance Mode: Code 74) .................................................. 6-11
1.3 Initialization of EEPROM of Main PCB (Maintenance Mode: Code 01).................... 6-11
1.4 Setting the Serial Number ........................................................................................ 6-11
1.5 Sensitivity Adjustment of Density Sensor (Maintenance Mode: Code 72)................ 6-12
1.6 Performing the Developing Bias Voltage Correction
(Maintenance Mode: Code 83) ................................................................................. 6-12
1.7 Performing the Adjustment of Color Registration (Maintenance Mode: Code 66).... 6-12
1.8 Acquiring MAC Address (Ethernet Address) from Wireless LAN PCB
(Wireless LAN model only) ....................................................................................... 6-12
1.9 Acquiring White Level Data (Maintenance Mode: Code 55)..................................... 6-12
1.10 Performing Operational Check of Operation Panel Buttons
(Maintenance Mode: Code 13) ................................................................................. 6-12
2. IF YOU REPLACE THE WIRELESS LAN PCB
(WIRELESS LAN MODEL ONLY) ...........................................................6-13
2.1 Acquiring MAC Address (Ethernet Address) from Main PCB ................................... 6-13
3. IF YOU REPLACE THE REGISTRATION SENSOR HOLDER ASSY ....6-13
3.1 Sensitivity Adjustment of Density Sensor (Maintenance Mode: Code 72)................ 6-13
4. IF YOU REPLACE THE DOCUMENT SCANNER UNIT..........................6-13
4.1 Acquiring White Level Data and Setting CIS Scanner Area ..................................... 6-13
CHAPTER 6
CONTENTS
Confidential