Service Manual
Page 5
...13 5.1 Ready (Paper) LED Indications 2-13 5.2 Data (Toner) LED Indications 2-14 5.3 Drum LED Indications ...2-14 5.4... Flash ROM ...3-12 1.3.4 DRAM...3-12 1.3.5 Optional RAM...3-14 1.3.6 Optional serial I/O ...3-15 1.3.7 PCI bus ...3-15 1.3.8 EEPROM...3-16 1.3.9 Reset circuit ...3-16 1.3.10 Engine I/O ...3-17 1.4 Engine PCB ...3-18 1.5 BR-net PCB (for Windows 95/98/NT 4.0 users only) ...default setting...2-18 CHAPTER 3 THEORY OF OPERATION 3-1 1. NETWORK BOARD OPERATION (FOR HL-1270N ONLY 2-17 6.1 Preparing the BR-net Board 2-17 6.1.1 Connect the Ethernet cable 2-17 6.1.2 Install ...
...13 5.1 Ready (Paper) LED Indications 2-13 5.2 Data (Toner) LED Indications 2-14 5.3 Drum LED Indications ...2-14 5.4... Flash ROM ...3-12 1.3.4 DRAM...3-12 1.3.5 Optional RAM...3-14 1.3.6 Optional serial I/O ...3-15 1.3.7 PCI bus ...3-15 1.3.8 EEPROM...3-16 1.3.9 Reset circuit ...3-16 1.3.10 Engine I/O ...3-17 1.4 Engine PCB ...3-18 1.5 BR-net PCB (for Windows 95/98/NT 4.0 users only) ...default setting...2-18 CHAPTER 3 THEORY OF OPERATION 3-1 1. NETWORK BOARD OPERATION (FOR HL-1270N ONLY 2-17 6.1 Preparing the BR-net Board 2-17 6.1.1 Connect the Ethernet cable 2-17 6.1.2 Install ...
Service Manual
Page 116
... from top to bottom.) The drum page counter is reset. (7) Close the front cover, and check that the printer is turned on in a clean, dust-free environment with adequate ventilation.. • Only unpack a drum unit immediately before you use only genuine Brother toner. When the toner cartridge is installed correctly, the lock lever is now...
... from top to bottom.) The drum page counter is reset. (7) Close the front cover, and check that the printer is turned on in a clean, dust-free environment with adequate ventilation.. • Only unpack a drum unit immediately before you use only genuine Brother toner. When the toner cartridge is installed correctly, the lock lever is now...
Service Manual
Page 126
...the printer. Replace the toner cartridge with the control panel button. Indicates that the toner cartridge is blinking. Instruct the user to reset the printer with a new one. 2.2 Service Calls When the printer indicates the need for when the 'toner empty' message is user recoverable. Toner empty...Operator Calls An 'operator call by illuminating all the LEDs and then a combination of the laser BD malfunction. Alarm & Data LEDs are blinking. (every 5 seconds) Paper jam No paper Misfeed Toner low Alarm & Data LEDs are blinking. YES See Section 6 'Malfunction'. CHAPTER 6 ...
...the printer. Replace the toner cartridge with the control panel button. Indicates that the toner cartridge is blinking. Instruct the user to reset the printer with a new one. 2.2 Service Calls When the printer indicates the need for when the 'toner empty' message is user recoverable. Toner empty...Operator Calls An 'operator call by illuminating all the LEDs and then a combination of the laser BD malfunction. Alarm & Data LEDs are blinking. (every 5 seconds) Paper jam No paper Misfeed Toner low Alarm & Data LEDs are blinking. YES See Section 6 'Malfunction'. CHAPTER 6 ...
Service Manual
Page 188
... is 100 pages or more, and the drum counter is reset. (Maximum counter: 63) Toner cartridge change and paper jam. Fig. A-8 Note that each maintenance information is counted under the conditions below; APPENDIX If the printer is connected to a parallel port, you can take the ...The dialog box will appear and show the frequencies of drum unit change, toner cartridge change When the toner cartridge is replaced after a Toner Empty error is stored in NVRAM, then warming-up completes without a Toner Empty or Toner Low error being detected. (Maximum counter: 127) Paper jam When a...
... is 100 pages or more, and the drum counter is reset. (Maximum counter: 63) Toner cartridge change and paper jam. Fig. A-8 Note that each maintenance information is counted under the conditions below; APPENDIX If the printer is connected to a parallel port, you can take the ...The dialog box will appear and show the frequencies of drum unit change, toner cartridge change When the toner cartridge is replaced after a Toner Empty error is stored in NVRAM, then warming-up completes without a Toner Empty or Toner Low error being detected. (Maximum counter: 127) Paper jam When a...
Service Manual
Page 214
...38 image distortion 6-33 light 6-24 light rain 6-39 poor fixing 6-32 toner specks 6-40 troubleshooting 6-24 white horizontal stripes 6-31 white spots 6-34 white ...6-31 image distortion 6-33 incorrect printout 6-42 inspection mode 6-53 installation drum unit 2-5 printer 2-3 printer driver 2-6 USB driver 2-7 insufficient output from high-voltage power supply unit 6-20 interface ...face-down 1-10 face-up 1-10 factory default setting 2-18 factory inspection mode 6-53, 6-54 Factory Reset 6-52 faint print 6-33 fan motor 3-22, 4-36 faulty registration 6-32 first eject roller 3-21...
...38 image distortion 6-33 light 6-24 light rain 6-39 poor fixing 6-32 toner specks 6-40 troubleshooting 6-24 white horizontal stripes 6-31 white spots 6-34 white ...6-31 image distortion 6-33 incorrect printout 6-42 inspection mode 6-53 installation drum unit 2-5 printer 2-3 printer driver 2-6 USB driver 2-7 insufficient output from high-voltage power supply unit 6-20 interface ...face-down 1-10 face-up 1-10 factory default setting 2-18 factory inspection mode 6-53, 6-54 Factory Reset 6-52 faint print 6-33 fan motor 3-22, 4-36 faulty registration 6-32 first eject roller 3-21...
User Guide
Page 69
Close the front cover. 8. Make sure that the Drum LED is now off. 3-13 Reset the page counter referring to the instructions supplied with the new drum unit. ! CHAPTER 3 MAINTENANCE 6. Caution Do not reset the page counter when you replace the toner cartridge only. 7.
Close the front cover. 8. Make sure that the Drum LED is now off. 3-13 Reset the page counter referring to the instructions supplied with the new drum unit. ! CHAPTER 3 MAINTENANCE 6. Caution Do not reset the page counter when you replace the toner cartridge only. 7.
User Guide
Page 76
... For example, the following are used in the illustrations in the table below . The printer automatically recovers from the table below and take the corrective action described for each indication to reset the printer with the panel button as described below . Identify the error from most errors, but you... may also need to correct it. Control Panel Indications Operator calls and how to clear them The LED indications as shown in the table below are the indications when the toner...
... For example, the following are used in the illustrations in the table below . The printer automatically recovers from the table below and take the corrective action described for each indication to reset the printer with the panel button as described below . Identify the error from most errors, but you... may also need to correct it. Control Panel Indications Operator calls and how to clear them The LED indications as shown in the table below are the indications when the toner...