iv
Confidential
Monochrome print quality test pattern (Function code 09) ..................................... 5-7
Check control panel key operation (Function code 13) .......................................... 5-9
Display LAN connection status (Function code 33) .............................................. 5-12
1.3.10 Continuous print test (Function code 67) ............................................................. 5-17
1.3.11 Print frame pattern (single-side printing) (Function code 69) ............................... 5-21
1.3.12 Print frame pattern (duplex printing) (Function code 70) ...................................... 5-22
1.3.13 Print test pattern (Function code 71) .................................................................... 5-23
1.3.14 Setting by spec (Function code 74) ...................................................................... 5-26
1.3.15 Print maintenance information (Function code 77) ............................................... 5-27
1.3.16 Check fan operation (Function code 78) .............................................................. 5-29
1.3.17 Display machine log information (Function code 80) ........................................... 5-30
1.3.18 Display machine error code (Function code 82) ................................................... 5-32
1.3.19 Reset irregular power supply detection counter of low-voltage power supply PCB
APPENDIX 1 DELETING USER SETTING INFORMATION
APPENDIX 2 INSTALLING THE MAINTENANCE PRINTER DRIVER
APPENDIX 3 HOW TO UPDATE THE FIRMWARE