Brother HL-L8250CDN Service Manual page 7

9.27 Paper Eject ASSY .................................................................................................. 3-81
9.28 Toner Filter ASSY ................................................................................................... 3-82
9.29 Paper Eject Origin Sensor ...................................................................................... 3-83
9.30 Back Cover Sensor ASSY ...................................................................................... 3-85
9.31 Eject Sensor PCB ASSY ........................................................................................ 3-86
9.32 Registration Mark Sensor Unit................................................................................ 3-87
9.33 Power Fan .............................................................................................................. 3-88
9.34 Low-voltage Power Supply PCB Unit ..................................................................... 3-89
9.35 MP Paper Empty Actuator A ASSY/MP Paper Empty Actuator B .......................... 3-92
9.36 MP Paper Empty/Registration Front Sensor PCB ASSY ....................................... 3-98
9.37 Paper Feed Unit/Joint Pin..................................................................................... 3-100
9.38 Registration Front/Rear Sensor PCB ASSY ......................................................... 3-104
9.39 T1 Paper Feed Sensor PCB ASSY ...................................................................... 3-105
9.40 High-voltage Power Supply PCB ASSY ............................................................... 3-108
9.41 Air Duct Film ..........................................................................................................3-111
9.42 Blower................................................................................................................... 3-112
10. DISASSEMBLY PROCEDURE (LT-320CL/LT-325CL) ........................3-113
10.1 T2 Paper Tray Unit ............................................................................................... 3-113
10.2 T2 Cover Rear ...................................................................................................... 3-114
10.3 T2 Cover Left ........................................................................................................ 3-115
10.4 T2 Cover Right ..................................................................................................... 3-116
10.5 T2 Relay PCB ASSY ............................................................................................ 3-117
10.6 T2 Paper Feed Frame Unit/T2 Edge Actuator ...................................................... 3-118
CHAPTER 4 ADJUSTMENTS AND UPDATING OF SETTINGS,
REQUIRED AFTER PARTS REPLACEMENT
1. IF YOU REPLACE THE MAIN PCB ASSY ................................................4-1
1.1 Installing the Firmware (Sub Firmware, Panel Firmware, Main Firmware,
and High-voltage Firmware) ....................................................................................... 4-2
1.1.1 Checking firmware version ................................................................................ 4-2
1.1.2 Installing the firmware........................................................................................ 4-3
1.2 Initializing the EEPROM of the Main PCB ASSY (Function code 01) ........................ 4-4
1.3 Restore Machine Information (Function code 41) ...................................................... 4-4
1.4 Setting by Country (Function code 74) ....................................................................... 4-4
1.5 Setting the Serial Number (Function code 80) ........................................................... 4-5
1.6 Motor Reset (Function code 57) ................................................................................. 4-5
1.7 Continuous Adjustments of Density and Registration Sensor (Function code 73) ..... 4-5
1.8 Adjustment of Touch Panel (Function code 61) .......................................................... 4-5
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