Brother MFC7420 用户手册

Brother

vi

Confidential

CHAPTER 7 CLEANING

CHAPTER 8 MAINTENANCE MODE

ENTRY INTO THE MAINTENANCE MODE ............................................................. 8-1

LIST OF MAINTENANCE MODE FUNCTIONS........................................................ 8-2

USER-ACCESS TO THE MAINTENANCE MODE ................................................... 8-3

DETAILED DESCRIPTION OF MAINTENANCE MODE FUNCTIONS .................... 8-4

8.4.1 EEPROM Parameter Initialization (Function code 01/91) .................................... 8-4

8.4.2 Printout of Scanning Compensation Data (Function code 05) ............................. 8-5

8.4.3 Placement of CIS Unit in Position for Transportation (Function mode 06) .......... 8-7

8.4.4 ADF Performance Test (Function mode 08) ........................................................ 8-7

8.4.5 Test Pattern 1 (Function mode 09) ...................................................................... 8-8

8.4.6 Firmware Switch Setting and Printout .................................................................. 8-9

Firmware switch setting (Function mode 10) ............................................... 8-9

Printout of firmware switch data (Function mode 11)................................. 8-11

8.4.7 Operation Check of LCD (Function mode 12).................................................... 8-12

8.4.8 Operational Check of Control Panel PCB (Function mode 13) .......................... 8-13

8.4.9 Sensor Operational Check (Function mode 32)................................................. 8-14

8.4.10 Received Data Transfer Function (Function mode 53) ...................................... 8-15

8.4.11 Fine Adjustment of Scan Start/End Positions (Function mode 54) .................... 8-17

8.4.12 Acquisition of White Level Data and CIS Scanner Area Setting

(Function mode 55)............................................................................................ 8-19

8.4.13 Paper Feeding and Ejecting Test (Function mode 67)....................................... 8-19

8.4.14 EEPROM Customizing (Function mode 74)....................................................... 8-20

8.4.15 Display of the Equipment’s Log Information (Function mode 80) ...................... 8-21

8.4.16 Machine Error Code Indication (Function mode 82) .......................................... 8-23

8.4.17 Output of Transmission Log to the Telephone Line (Function mode 87)........... 8-23

8.4.18 Cancellation of the Memory Security Mode

(Not applicable to the Japanese model) ............................................................ 8-23