Brother MFC9100C Service Manual page 127

CHAPTER V.
1. ENTRY INTO THE MAINTENANCE MODE......................................................... V-1
2. LIST OF MAINTENANCE-MODE FUNCTIONS ................................................... V-2
3. DETAILED DESCRIPTION OF MAINTENANCE-MODE FUNCTIONS ................ V-4
3.1 EEPROM Parameter Initialization............................................................... V-4
3.2 Printout of Scanning Compensation Data ................................................... V-5
3.3 ADF Performance Test............................................................................... V-7
3.4 Test Pattern 1............................................................................................. V-8
3.5 Firmware Switch Setting and Printout ......................................................... V-9
3.6 Operational Check of LCD.......................................................................... V-46
3.7 Operational Check of Control Panel PCB ................................................... V-46
3.8 Sensor Operational Check.......................................................................... V-48
3.9 CCD Scanner Area Setting ......................................................................... V-49
3.10 Setting the Sensing Reference Levels of Black Ink Empty Sensor .............. V-50
3.11 Alignment of Vertical Print Lines................................................................. V-52
3.12 Initial Adjustment of PWM Value (Aging of the Carriage)............................ V-54
3.13 EEPROM Customizing ............................................................................... V-54
3.14 Equipment Error Code Indication................................................................ V-55
3.15 Output of Transmission Log to the Telephone Line ..................................... V-55
MAINTENANCE MODE
CONTENTS