Brother HL-5590DN

vi
Confidential
7. IF YOU REPLACE THE MX / TT / LT AND TT/LT CONTROL PCB ........................................ 4-15
7.1 Installing Firmware (Main Firmware) ............................................................................... 4-16
7.1.1 Checking firmware version .................................................................................. 4-16
7.1.2 Installing firmware ............................................................................................... 4-17
7.2 Adjusting Left-end and Upper-end Print Position (Function Code: 45) (TT only) ............ 4-18
CHAPTER 5 SERVICE FUNCTIONS
1. MAINTENANCE MODE ............................................................................................................... 5-1
1.1 How to Enter Maintenance Mode ...................................................................................... 5-1
1.1.1 Method of entering maintenance mode for service personnel .............................. 5-1
1.1.2 Method of entering end-user accessible maintenance mode ............................... 5-3
1.2 List of Maintenance Mode Functions ................................................................................ 5-4
1.3 Details of Maintenance Mode Functions ........................................................................... 5-5
1.3.1 Initialize EEPROM parameters (function code: 01, 91) ........................................ 5-5
1.3.2 Print quality test pattern (function code: 09) ......................................................... 5-6
1.3.3 Set worker switches (WSW) and
print worker switch setting data (function code: 10, 11) ........................................ 5-7
1.3.4 Check LCD operation (function code: 12) ........................................................... 5-10
1.3.5 Check control panel key operation (function code: 13) ....................................... 5-12
1.3.6 Display software version (function code: 25) ...................................................... 5-13
1.3.7 Change OnePushDemo function setting (function code: 28) .............................. 5-14
1.3.8 Check sensor operation (function code: 32) ....................................................... 5-15
1.3.9 Display LAN connection status (function code: 33) ............................................ 5-21
1.3.10 Change USB No. return value / Adjust left-end print position /
Adjust upper-end print position / Set HEXDUMP mode (function code: 45) ....... 5-22
1.3.11 Adjust printable range for each speed level
(Full speed / Half speed for thick paper / Quiet Mode) (function code: 46) ......... 5-25
1.3.12 Adjust touch panel (function code: 61) (Touch panel models only) .................... 5-27
1.3.13 Continuous print test (function code: 67) ............................................................ 5-28
1.3.14 Print frame pattern (single-side printing) (function code: 69) .............................. 5-33
1.3.15 Print frame pattern (duplex printing) (function code: 70) ..................................... 5-34
1.3.16 Print test pattern (function code: 71) ................................................................... 5-35
1.3.17 Configure for country/region and model (function code: 74) ............................... 5-38
1.3.18 Print maintenance information (function code: 77) ............................................. 5-41
1.3.19 Check main fan operation (function code: 78) .................................................... 5-43
1.3.20 Display machine log information (function code: 80) .......................................... 5-44
1.3.21 Display machine error code (function code: 82) ................................................. 5-48
1.3.22 Reset counters for consumable parts (function code: 88) .................................. 5-49
1.3.23 Quit maintenance mode (function code: 99) ....................................................... 5-50
2. OTHER SERVICE FUNCTIONS ................................................................................................ 5-51
2.1 Print Printer Settings ....................................................................................................... 5-51
2.2 Reset the Drum Unit Counter .......................................................................................... 5-52
CHAPTER 6 WIRING DIAGRAM
1. WIRING DIAGRAM ..................................................................................................................... 6-1