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... ...I-3 2.1 Printing ...I-3 2.2 Functions ...I-3 2.3 Electrical and Mechanical ...I-4 2.4 Paper Specification ...I-5 2.5 Print Delivery...I-6 2.6 Paper ...I-6 2.7 Effective Printing Area ...I -1 2. SAFETY INFORMATION ...I-9 3.1 Laser Safety (110 - 120V Model only I-9 3.2 FDA Regulations (110 - 120V Model only I-9 3.3 Caution for Laser Product (Warnhinweis für Laserdrucker I /O...II-14 1.4 Driver PCB ...II-14 1.5 SW Panel PCB...II-14 1.6 Power Supply ...II-15 1.6.1 Low-voltage Power Supply...
... ...I-3 2.1 Printing ...I-3 2.2 Functions ...I-3 2.3 Electrical and Mechanical ...I-4 2.4 Paper Specification ...I-5 2.5 Print Delivery...I-6 2.6 Paper ...I-6 2.7 Effective Printing Area ...I -1 2. SAFETY INFORMATION ...I-9 3.1 Laser Safety (110 - 120V Model only I-9 3.2 FDA Regulations (110 - 120V Model only I-9 3.3 Caution for Laser Product (Warnhinweis für Laserdrucker I /O...II-14 1.4 Driver PCB ...II-14 1.5 SW Panel PCB...II-14 1.6 Power Supply ...II-15 1.6.1 Low-voltage Power Supply...
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... PCB / Relay PCB ...III-9 3.8 Fixing Unit ...III-10 3.9 Scanner Unit ...III-12 3.10 Main PCB ASSY ...III-14 3.11 Base Plate ASSY ...III-15 3.12 Driver PCB ASSY ...III-16 3.13 Low-voltage Power Supply PCB ASSY III-17 3.14 High-voltage Power Supply PCB ASSY III-18 3.15 Fan Motor...
... PCB / Relay PCB ...III-9 3.8 Fixing Unit ...III-10 3.9 Scanner Unit ...III-12 3.10 Main PCB ASSY ...III-14 3.11 Base Plate ASSY ...III-15 3.12 Driver PCB ASSY ...III-16 3.13 Low-voltage Power Supply PCB ASSY III-17 3.14 High-voltage Power Supply PCB ASSY III-18 3.15 Fan Motor...
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...-19 3.4 Location of Feed Roller Shaft and Grounding Contacts IV-20 4. Descriptions ...A-1 2. Low-voltage Power Supply PCB Circuit Diagram (110 - 240V A-10 11. 4. Serial No. Driver PCB Circuit Diagram A-8 9. Main PCB Circuit Diagram, (2/5 A-4 5.
...-19 3.4 Location of Feed Roller Shaft and Grounding Contacts IV-20 4. Descriptions ...A-1 2. Low-voltage Power Supply PCB Circuit Diagram (110 - 240V A-10 11. 4. Serial No. Driver PCB Circuit Diagram A-8 9. Main PCB Circuit Diagram, (2/5 A-4 5.
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...own data compression technology in 1200 x 600dpi mode.) Enhanced Printing Performance and User-Friendly Operation for Windows The dedicated printer driver and TrueTypeTM-compatible fonts for the corrective action to 1200dpi Resolution and 10ppm Printing Speed True 600 dots per inch... (dpi) with the industry-standard bi-directional parallel interface. Enhanced Memory Management The printer provides its printer hardware and the supplied printer driver software, which allows the printer to connect to enhance printing speed in 256 grayscale levels, producing nearly photographic quality....
...own data compression technology in 1200 x 600dpi mode.) Enhanced Printing Performance and User-Friendly Operation for Windows The dedicated printer driver and TrueTypeTM-compatible fonts for the corrective action to 1200dpi Resolution and 10ppm Printing Speed True 600 dots per inch... (dpi) with the industry-standard bi-directional parallel interface. Enhanced Memory Management The printer provides its printer hardware and the supplied printer driver software, which allows the printer to connect to enhance printing speed in 256 grayscale levels, producing nearly photographic quality....
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... separate from two economy modes 25% toner saving and 50% toner saving, through the Windows printer driver supplied with your custom paper size. From the front Feeder 1, you to easily change the default settings of paper. This program also provides a status monitor ...program, which is a Terminate-and-Stay Resident (TSR) program. The printer also supports Auto-emulation switching between HP and Epson or HP, BR-Script 2 and Epson or HP, Brother BR-Script 2 and IBM. The front Feeder 1 also allows manual paper loading, so you can do it...
... separate from two economy modes 25% toner saving and 50% toner saving, through the Windows printer driver supplied with your custom paper size. From the front Feeder 1, you to easily change the default settings of paper. This program also provides a status monitor ...program, which is a Terminate-and-Stay Resident (TSR) program. The printer also supports Auto-emulation switching between HP and Epson or HP, BR-Script 2 and Epson or HP, Brother BR-Script 2 and IBM. The front Feeder 1 also allows manual paper loading, so you can do it...
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... EPSON FX-850, and IBM Proprinter XL BR-Script Printer driver Windows 95 / WindowsTM 3.1/3.11 driver, supporting Brother Printing Solution for Windows, Brother Native Compression mode and bi-directional capability Optional Macintosh® driver available for Windows / DOS) 300 x 300dpi (under...with the SIMM Control panel 1 switch and 5 lamps Diagnostics Self-diagnostic program I-3 SPECIFICATIONS 2.1 Printing Print method Electrophotography by semiconductor laser beam scanning Resolution 1200 (H) x 600 (V) dpi (for Windows DIB graphics) 600 x 600dpi (for System 6.0.7 or higher ...
... EPSON FX-850, and IBM Proprinter XL BR-Script Printer driver Windows 95 / WindowsTM 3.1/3.11 driver, supporting Brother Printing Solution for Windows, Brother Native Compression mode and bi-directional capability Optional Macintosh® driver available for Windows / DOS) 300 x 300dpi (under...with the SIMM Control panel 1 switch and 5 lamps Diagnostics Self-diagnostic program I-3 SPECIFICATIONS 2.1 Printing Print method Electrophotography by semiconductor laser beam scanning Resolution 1200 (H) x 600 (V) dpi (for Windows DIB graphics) 600 x 600dpi (for System 6.0.7 or higher ...
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A S I C Reset Circuit CPU Core MB86831PFV BUS INT Oscillator (33.333333MHz) Program + Font ROM (8Mbytes) Flash Memory (1Mbytes) RAM (4Mbytes) Address Decoder DRAM Control Timer FIFO DATA EXTENSION Option RAM (SIMM) (Max. 32Mbytes) Option Serial I/O (RS232C & RS422A) Parallel I/O USB I/O Software Support To PC To PC EEPROM (512 x 8bits) EEPROM I/O Motor Driver Engine Control I/O To Panel Sensor PCB Fig. 2.2 II-2 1.2 Main PCB Block Diagram Fig. 2.2 shows the block diagram of the main PCB.
A S I C Reset Circuit CPU Core MB86831PFV BUS INT Oscillator (33.333333MHz) Program + Font ROM (8Mbytes) Flash Memory (1Mbytes) RAM (4Mbytes) Address Decoder DRAM Control Timer FIFO DATA EXTENSION Option RAM (SIMM) (Max. 32Mbytes) Option Serial I/O (RS232C & RS422A) Parallel I/O USB I/O Software Support To PC To PC EEPROM (512 x 8bits) EEPROM I/O Motor Driver Engine Control I/O To Panel Sensor PCB Fig. 2.2 II-2 1.2 Main PCB Block Diagram Fig. 2.2 shows the block diagram of the main PCB.
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Fig. 2.16 1.4 Driver PCB The following parts are mounted on the driver PCB. • Connectors Low-voltage, high-voltage, solenoid, main motor, toner sensor, laser, polygon motor, connector for paper feeding. 1.3.12 Paper Feed Motor Drive Circuit A DC motor is used for main PCB • Registration sensor 1.5 SW Panel PCB The following parts are mounted on the SW panel PCB. • Operation panel ........1 Key, 5 LEDs II-14 Fig. 2.15 1.3.13 USB I/O Fig. 2.17 shows the USB interface circuit.
Fig. 2.16 1.4 Driver PCB The following parts are mounted on the driver PCB. • Connectors Low-voltage, high-voltage, solenoid, main motor, toner sensor, laser, polygon motor, connector for paper feeding. 1.3.12 Paper Feed Motor Drive Circuit A DC motor is used for main PCB • Registration sensor 1.5 SW Panel PCB The following parts are mounted on the SW panel PCB. • Operation panel ........1 Key, 5 LEDs II-14 Fig. 2.15 1.3.13 USB I/O Fig. 2.17 shows the USB interface circuit.
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Fuse Lightning Surge Absorber Heater Circuit (Heater) Thermal Fuse Lamp Fuse Feedback Line Filter Rectifier Oscillator 24V Regulation Circuit 5V Regulation Circuit Fig. 2.17 II-15 (Driver Circuit) 24V 5V 1.6 Power Supply 1.6.1 Low-voltage Power Supply The power supply uses a switching regulation system to generate the regulated DC power (+5V and +24V), which are converted from the AC line.
Fuse Lightning Surge Absorber Heater Circuit (Heater) Thermal Fuse Lamp Fuse Feedback Line Filter Rectifier Oscillator 24V Regulation Circuit 5V Regulation Circuit Fig. 2.17 II-15 (Driver Circuit) 24V 5V 1.6 Power Supply 1.6.1 Low-voltage Power Supply The power supply uses a switching regulation system to generate the regulated DC power (+5V and +24V), which are converted from the AC line.
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...Pressure Roller Paper Pick-up Roller Pinch Roller Hopper Plate Paper Feed Roller Registration Sensor Lever Toner Cartridge Polygon Mirror Toner Laser Scanner Empty Sensor Supply Roller Eject Roller Eject Sensor Actuator Heat Roller Develop- Thermistor ment Roller Cleaning Roller Corona Wire ...Scanner Unit Fig. 2.19 Main Cotrol PCB Driver PCB EL PCB SW Panel PCB Scanner Unit Main Motor Fan Motor HighVoltage Power Supply Solenoid Resist Primary Charger (Corona Wire)...
...Pressure Roller Paper Pick-up Roller Pinch Roller Hopper Plate Paper Feed Roller Registration Sensor Lever Toner Cartridge Polygon Mirror Toner Laser Scanner Empty Sensor Supply Roller Eject Roller Eject Sensor Actuator Heat Roller Develop- Thermistor ment Roller Cleaning Roller Corona Wire ...Scanner Unit Fig. 2.19 Main Cotrol PCB Driver PCB EL PCB SW Panel PCB Scanner Unit Main Motor Fan Motor HighVoltage Power Supply Solenoid Resist Primary Charger (Corona Wire)...
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DISASSEMBLY FLOW III-2 1 DRUM UNIT B 2 OUTPUT TRAY ASSY 3 TOP COVER A BOTTOM 10 MAIN PCB ASSY B 11 BASE PLATE ASSY 12 DRIVER PCB 4 5 MP SHEET FEEDER ASSY 6 UNDER SHOOT ASSY 8 FIXING UNIT 7 SR PCB / RELAY PCB C 9 SCANNER UNIT A 19 PAPER SUPPORT 20 EXTENSION SUPPORT WIRE 13 LOW-VOLTAGE PS PCB ASSY C 16 DRIVE UNIT 17 MAIN MOTOR ASSY 18 GEARS and SOLENOID 14 HIGH-VOLTAGE PS PCB ASSY 15 FAN MOTOR 2.
DISASSEMBLY FLOW III-2 1 DRUM UNIT B 2 OUTPUT TRAY ASSY 3 TOP COVER A BOTTOM 10 MAIN PCB ASSY B 11 BASE PLATE ASSY 12 DRIVER PCB 4 5 MP SHEET FEEDER ASSY 6 UNDER SHOOT ASSY 8 FIXING UNIT 7 SR PCB / RELAY PCB C 9 SCANNER UNIT A 19 PAPER SUPPORT 20 EXTENSION SUPPORT WIRE 13 LOW-VOLTAGE PS PCB ASSY C 16 DRIVE UNIT 17 MAIN MOTOR ASSY 18 GEARS and SOLENOID 14 HIGH-VOLTAGE PS PCB ASSY 15 FAN MOTOR 2.
Service Manual
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... Cover High-voltage cover SR harness ASSY SR PCB Fig. 3.13 (3) Disconnect the connector of the SR harness ASSY connecting the SR PCB and the driver PCB and remove the high-voltage cover. 3.7 SR PCB / Relay PCB (1) Remove the SR protect sheet. (2) Disconnect the connector of the relay harness ASSY connecting...
... Cover High-voltage cover SR harness ASSY SR PCB Fig. 3.13 (3) Disconnect the connector of the SR harness ASSY connecting the SR PCB and the driver PCB and remove the high-voltage cover. 3.7 SR PCB / Relay PCB (1) Remove the SR protect sheet. (2) Disconnect the connector of the relay harness ASSY connecting...
Service Manual
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If there is any dirt or dust on the mirror, blow it off. Screw Toner Sensor PCB Tape Fig. 3.21 Scanner Unit III-13 Note: Never touch the inside of the scanner unit or the mirror when disassembling or reassembling. Screw Scanner Unit Screws Main Cover Fig. 3.20 Driver PCB (3) Disconnect the three connectors from the driver PCB. (4) Remove the screw and the tape, and lift the toner sensor PCB from the scanner unit. 3.9 Scanner Unit (1) Remove the three screws. (2) Lift out the scanner unit.
If there is any dirt or dust on the mirror, blow it off. Screw Toner Sensor PCB Tape Fig. 3.21 Scanner Unit III-13 Note: Never touch the inside of the scanner unit or the mirror when disassembling or reassembling. Screw Scanner Unit Screws Main Cover Fig. 3.20 Driver PCB (3) Disconnect the three connectors from the driver PCB. (4) Remove the screw and the tape, and lift the toner sensor PCB from the scanner unit. 3.9 Scanner Unit (1) Remove the three screws. (2) Lift out the scanner unit.
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Note: See the Fig. 3.26 about the position installing the dumping material and the soundproof sponge A, B. Dumping material Soundproof sponge A Fig. 3.26 Soundproof sponge B Soundproof sponge A 3.12 Driver PCB ASSY (1) Remove the screw securing the driver PCB ASSY. (Slide the PCB A from underneath the main shield.) A Screw Driver PCB ASSY Main Shield Insulation tape Fig. 3.27 Driver PCB ASSY III-16
Note: See the Fig. 3.26 about the position installing the dumping material and the soundproof sponge A, B. Dumping material Soundproof sponge A Fig. 3.26 Soundproof sponge B Soundproof sponge A 3.12 Driver PCB ASSY (1) Remove the screw securing the driver PCB ASSY. (Slide the PCB A from underneath the main shield.) A Screw Driver PCB ASSY Main Shield Insulation tape Fig. 3.27 Driver PCB ASSY III-16
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... 2: The connectors should be stressed by matching the housing color and the number of the harnesses) 1. Laser harness 5. (2) Disconnect the eleven connectors from the PCB. (Three connectors have already been disconnected when removing the scanner unit.) 5 1 Driver PCB ASSY 2 7 4 3 8 9 10 11 12 13 Main frame Fig. 3.28 (Name of pins. 3.13 Low...
... 2: The connectors should be stressed by matching the housing color and the number of the harnesses) 1. Laser harness 5. (2) Disconnect the eleven connectors from the PCB. (Three connectors have already been disconnected when removing the scanner unit.) 5 1 Driver PCB ASSY 2 7 4 3 8 9 10 11 12 13 Main frame Fig. 3.28 (Name of pins. 3.13 Low...
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... the same check as step 5 above and also between the high-voltage power supply PCB and the driver PCB. I-1 Light Possible cause Density dial Toner sensing failure (printer side) Toner sensing failure (toner cartridge side) Drum connection failure High-voltage power supply PCB failure... Driver PCB or main PCB failure Scanner unit failure Step 1 2 3 4 5 6 7 Check Is the density dial in the printer body and on the drum unit...
... the same check as step 5 above and also between the high-voltage power supply PCB and the driver PCB. I-1 Light Possible cause Density dial Toner sensing failure (printer side) Toner sensing failure (toner cartridge side) Drum connection failure High-voltage power supply PCB failure... Driver PCB or main PCB failure Scanner unit failure Step 1 2 3 4 5 6 7 Check Is the density dial in the printer body and on the drum unit...
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...both electrodes. 4 Is the problem solved when the Yes Replace the drum drum unit is replaced? No Replace the H.V. power supply PCB Main PCB Driver PCB Step Check Result Remedy 1 Is the density dial at the center click position? Yes Clean the corona wire by using the wire cleaner. ...3 Are the corona electrodes between the printer body and drum unit dirty? No Replace the main PCB. 7 Are there any disconnected connectors? unit with a new one. 5 Are there any disconnected...
...both electrodes. 4 Is the problem solved when the Yes Replace the drum drum unit is replaced? No Replace the H.V. power supply PCB Main PCB Driver PCB Step Check Result Remedy 1 Is the density dial at the center click position? Yes Clean the corona wire by using the wire cleaner. ...3 Are the corona electrodes between the printer body and drum unit dirty? No Replace the main PCB. 7 Are there any disconnected connectors? unit with a new one. 5 Are there any disconnected...
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...10112; ➀ IV-7 I-3 Completely blank Possible cause Developing bias contact failure Drum unit Drum unit failure Scanner harness connection failure Main/Driver PCB connection failure Scanner unit failure Step Check 1 Are the developing bias contacts between the shaft and the electrode. No Replace the...drum unit. No Check the connection between the printer body and drum unit dirty? 2 Are the drum shaft and drum electrode of the printer body connected correctly? 3 Is the problem solved after the main PCB or the driver PCB replaced? 6 Scanner interlock lever damaged....
...10112; ➀ IV-7 I-3 Completely blank Possible cause Developing bias contact failure Drum unit Drum unit failure Scanner harness connection failure Main/Driver PCB connection failure Scanner unit failure Step Check 1 Are the developing bias contacts between the shaft and the electrode. No Replace the...drum unit. No Check the connection between the printer body and drum unit dirty? 2 Are the drum shaft and drum electrode of the printer body connected correctly? 3 Is the problem solved after the main PCB or the driver PCB replaced? 6 Scanner interlock lever damaged....
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... PCB replaced? 7 Is the problem solved after H.V. No Replace the panel sensor PCB. Yes Check the harness connection between the scanner unit and the driver PCB. Yes Replace the H.V. power supply PCB. HV.GND contacts (Fig.4-5) ➅ IV-8 Result Remedy Yes Replace the drum unit. power supply... wire of the drum unit dirty? 3 Is the scanner unit connected with the driver PCB correctly? 4 Is the problem solved after driver PCB replaced? power supply PCB replaced? 5 Perform the same check as in the printer and on the bottom face of the drum unit broken? 2 Are the electric...
... PCB replaced? 7 Is the problem solved after H.V. No Replace the panel sensor PCB. Yes Check the harness connection between the scanner unit and the driver PCB. Yes Replace the H.V. power supply PCB. HV.GND contacts (Fig.4-5) ➅ IV-8 Result Remedy Yes Replace the drum unit. power supply... wire of the drum unit dirty? 3 Is the scanner unit connected with the driver PCB correctly? 4 Is the problem solved after driver PCB replaced? power supply PCB replaced? 5 Perform the same check as in the printer and on the bottom face of the drum unit broken? 2 Are the electric...
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... check connectors for contact failure before measuring the voltage at the outlet? 2 Is the power cord securely plugged into the outlet? lead pin Voltage Driver P13-4.5 P13-2.3 Approx. 24V P13-8.9 P13-6.7 Approx. 5V Result No Yes No Remedy Follow the same check procedure of the low-voltage power supply...be exercised even if the power switch is OFF because it is a single pole switch. Turn the power switch OFF and disconnect the P13 connector (Driver PCB). Measure the voltages between connectors CN1-L and CN1-N when the power plug is plugged into the outlet? 3 is not a short circuit ...
... check connectors for contact failure before measuring the voltage at the outlet? 2 Is the power cord securely plugged into the outlet? lead pin Voltage Driver P13-4.5 P13-2.3 Approx. 24V P13-8.9 P13-6.7 Approx. 5V Result No Yes No Remedy Follow the same check procedure of the low-voltage power supply...be exercised even if the power switch is OFF because it is a single pole switch. Turn the power switch OFF and disconnect the P13 connector (Driver PCB). Measure the voltages between connectors CN1-L and CN1-N when the power plug is plugged into the outlet? 3 is not a short circuit ...