Page 2: Table Of Contents
FrameMaker Ver.6E(PC) magicolor 7300 Contents 02.11.11 Contents 1. SAFETY PRECAUTIONS FOR INSPECTION AND SERVICE ..................P-1 1-1. Warning ..................P-1 1-2. Caution ..................P-3 1-3. Used Batteries Precautions ............P-5 1-4. Other Precautions ..............P-6 1-5. Precautions for Service ............. P-6 1-6.
Page 3 FrameMaker Ver.6E(PC) magicolor 7300 Contents 02.11.11 5. PRINT HEAD (PH) ..............M-10 5-1. System Configuration .............M-10 5-2. Laser exposure process ............M-11 5-3. Laser emission timing .............M-12 5-4. Laser emission area ...............M-13 (1) FD Direction ..............M-13 (2) CD Direction ..............M-13 5-5.
Page 4 FrameMaker Ver.6E(PC) magicolor 7300 Contents 02.11.11 7-12. Temperature/Humidity Sensor ..........M-38 7-13. Transfer Belt Cleaning Mechanism .........M-39 7-14. Cleaning the 2nd Image Transfer Roller .........M-39 7-15. Waste Toner Box ..............M-40 (1) Installing the Waste Toner Box ........M-40 (2) Waste Toner Near-Full/Full Detection ......M-40 8.
Page 5 FrameMaker Ver.6E(PC) magicolor 7300 Contents 02.11.11 11. DUPLEX UNIT (OPTIONAL) ..........M-60 11-1. Drive of Duplex Unit ..............M-60 11-2. Paper Feeding System ............M-61 (1) Operations in 2-sided printing with a single sheet of paper resident in, and circulated through, the system ..M-61...
Page 6 FrameMaker Ver.6E(PC) magicolor 7300 Contents 02.11.11 <Engine> (1) Removing the Control Board ..........D-8 <Removal Procedures> <Reinstallation procedures> (2) Removing the Controller Board ........D-12 (3) Remove the 2nd Drawer Control Board ......D-13 (4) Removing the High Resistance Board ......D-14 (5) Removing the First Drawer Paper Size Detecting Board ................
Page 7 FrameMaker Ver.6E(PC) magicolor 7300 Contents 02.11.11 (2) Removing the Wire Stopper ..........D-44 <Reinstallation Procedure> 2-8. Disassembling the Paper Feed Unit (optional) ....... D-48 (1) Removing the Paper Take-Up Clutch ......D-48 (2) Removing the Paper Take-Up Motor ....... D-49 CONTROL PANEL/Panel Menu Operations 1.
Page 8 FrameMaker Ver.6E(PC) magicolor 7300 Contents 02.11.11 4-2. Network Cable (FTP) Update ..........S-25 4-3. When Update Fails ..............S-26 TROUBLESHOOTING 1. INTRODUCTION ..............T-1 1-1. Checking the electrical components ......... T-1 (1) Sensor ................T-1 (2) Switch ................T-2 (3) Solenoid ................T-2 (4) Clutch .................
Page 9 FrameMaker Ver.6E(PC) magicolor 7300 Contents 02.11.11 (16) 0017: PU Drive Motor Bk Failure ........T-28 (17) 3046: Fusing Cooling Fan Motor Failure ......T-29 (18) 3047: PH Cooling Fan Motor Failure ....... T-29 (19) 3048: PU Cooling Fan Motor Failure ....... T-29 (20) 0040: Suction Fan Motor Failure ........
Page 10 FrameMaker Ver.6E(PC) magicolor 7300 Contents 02.11.11 (6) Gradation Failure ............. T-48 (7) Color Reproduction Failure ..........T-49 (8) Foggy Background ............T-50 (9) Void area, white spots ............T-51 (10) Faulty Image ..............T-52 (11) Blank Copy, Black Copy ..........T-53 (12) Color Shift Failure ............
Page 11: Safety Precautions For Inspection And Service
FrameMaker Ver.6E (PC) magicolor 7300 PL/PS Standard Document Ver.05 02.11.11 SAFETY PRECAUTIONS FOR INSPECTION AND SERVICE • When performing inspection and service procedures, observe the following precautions to prevent accidents and ensure utmost safety. Depending on the model, some of the precautions given in the following do not apply.
Page 12 FrameMaker Ver.6E (PC) magicolor 7300 PL/PS Standard Document Ver.05 02.11.11 WARNING 2. Before starting the procedures, be sure to unplug the power cord. • This product contains a high-voltage unit and a circuit with a large current capacity that may cause an electric shock or burn.
Page 13 FrameMaker Ver.6E (PC) magicolor 7300 PL/PS Standard Document Ver.05 02.11.11 WARNING 8. Do not touch a high-temperature part. • A part marked with the symbol shown on the left and other parts such as the exposure lamp and fusing roller can be very hot while the machine is ener- gized.
Page 14 FrameMaker Ver.6E (PC) magicolor 7300 PL/PS Standard Document Ver.05 02.11.11 CAUTION 2. Precautions for Servicing with Covers and Parts Removed. • Wherever feasible, keep all parts and covers mounted when energizing the product. • If energizing the product with a cover removed is absolutely unavoidable, do not touch any exposed live parts and use care not to allow your clothing to be caught in the moving parts.
Page 15: Used Batteries Precautions
FrameMaker Ver.6E (PC) magicolor 7300 PL/PS Standard Document Ver.05 02.11.11 1-3. Used Batteries Precautions ALL Areas CAUTION Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type recommended by the manufacturer. Dispose of used batteries according to the manufacturer’s instructions.
Page 16: Other Precautions
FrameMaker Ver.6E (PC) magicolor 7300 PL/PS Standard Document Ver.05 02.11.11 1-4. Other Precautions • When handling circuit boards, observe the “HANDLING of PWBs”. • The PC Drum is a very delicate component. Observe the precautions given in “HAN- DLING OF THE PC DRUM” because mishandling may result in serious image problems.
Page 17 FrameMaker Ver.6E (PC) magicolor 7300 PL/PS Standard Document Ver.05 02.11.11 4. Precautions for Dis/Reassembly • Be sure to unplug the printer from the outlet before attempting to service the printer. • The basic rule is not to operate the printer anytime during disassembly. If it is absolutely necessary to run the printer with its covers removed, use care not to allow your clothing to be caught in revolving parts such as the timing belt and gears.
Page 18 FrameMaker Ver.6E (PC) magicolor 7300 PL/PS Standard Document Ver.05 02.11.11 8. Handling of the PC Drum Only for Products Not Employing an Imaging Cartridge. During Transportation/Storage • Use the specified carton whenever moving or storing the PC Drum. • The storage temperature is in the range between –20°C and +40°C.
Page 19 FrameMaker Ver.6E (PC) magicolor 7300 PL/PS Standard Document Ver.05 02.11.11 C. Soak a small amount of either ethyl alcohol or iso- propyl alcohol into a clean, unused Dust-Free Cot- ton Pad which has been folded over into quarters. Now, wipe the surface of the PC Drum in one con- tinuous movement from its rear edge to its front edge and off its surface one to two times.
Page 20: Safety Information
FrameMaker Ver.6E (PC) magicolor 7300 PL/PS Standard Document Ver.05 02.11.11 1-6. Safety information Laser Safety • This is a digital machine certified as a class 1 laser product. There is no possibility of danger from a laser, provided the machine is serviced according to the instruction in this manual.
Page 21 FrameMaker Ver.6E (PC) magicolor 7300 PL/PS Standard Document Ver.05 02.11.11 the U.S.A., Canada (CDRH Regulation) • This machine is certified as a Class I Laser product under Radiation Performance Stan- dard according to the Food, Drug and Cosmetic Act of 1990. Compliance is mandatory for Laser products marketed in the United States and is reported to the Center for Devices and Radiological Health (CDRH) of the U.S.
Page 22 FrameMaker Ver.6E (PC) magicolor 7300 PL/PS Standard Document Ver.05 02.11.11 Finland, Sweden LUOKAN 1 LASERLAITE KLASS 1 LASER APPARAT VAROITUS! Laitteen käyttäminen muulla kuin tässä käyttöohjeessa mainitulla tavalla saattaa altistaa käyttäjän turvallisuusluokan 1 ylittävälle näkymättömälle lasersäteilylle. puolijohdelaser Laserdiodin suurin teho...
Page 23: Laser Safety Label
FrameMaker Ver.6E (PC) magicolor 7300 PL/PS Standard Document Ver.05 02.11.11 1-7. Laser Safety Label • A laser safety label is attached to the the machine as shown below. C4134o118AA C4134o146AB 1-8. Laser Caution Label • A laser caution label is attached to the inside of the machine as shown below.
Page 24: Precautions For Handling The Laser Equipment
FrameMaker Ver.6E (PC) magicolor 7300 PL/PS Standard Document Ver.05 02.11.11 1-9. PRECAUTIONS FOR HANDLING THE LASER EQUIPMENT • When laser protective goggles are to be used, select ones with a lens conforming to the above specifications. • When a disassembly job needs to be performed in the laser beam path, such as when working around the printerhead and PC Drum, be sure first to turn the printer OFF.
Page 25 FrameMaker Ver.6E (PC) magicolor 7300 GENERAL 02.10.04 GENERAL...
Page 26: Specifications
FrameMaker Ver.6E (PC) magicolor 7300 GENERAL 02.08.08 SPECIFICATIONS Printer TYPE Desktop tandem color laser beam printer Printing System Semiconductor laser and electrostatic image transfer to plain Exposure System paper Printing Density Laser diode and polygon mirror 600 × 600 dpi...
Page 27 FrameMaker Ver.6E (PC) magicolor 7300 GENERAL 02.08.08 Environmental Conditions 10-32.5 °C 15-85% Option Paper Feed Unit, Duplex Unit Kit (with Manual Feed Unit) Lower Feeder Unit (optional) Name Lower Feeder Unit Paper Type Plain paper (64-90 g/m ), recycled paper (64-90 g/m...
Page 28 FrameMaker Ver.6E (PC) magicolor 7300 GENERAL 02.08.08 Controller Message Window (16 digits × 2 lines), Indicator × 5, Switch × Control Panel 8, Buzzer 64 bits/266MHz PowerPC RISC Processor Emulation PostScript Level 3, PDF Ver.1.3 (optional HDD required) Kanji fonts 2Style (Heisei Gothic W5, Heisei Mincho W3)
Page 29: Precautions For Installation
FrameMaker Ver.6E (PC) magicolor 7300 GENERAL 02.08.08 PRECAUTIONS FOR INSTALLATION 2-1. Installation Site To ensure safety and utmost performance of the printer, the printer should NOT be used in a place: • Where it will be subjected to extremely high or low temperature or humidity.
Page 30: Space Requirements
FrameMaker Ver.6E (PC) magicolor 7300 GENERAL 02.08.08 2-4. Space Requirements • To ensure easy machine operation, replacement of consumables, and maintenance ser- vice job, provide the following space for the installation of the machine. 1012 Unit: mm 4134G003AA...
Page 31: Precautions For Use
FrameMaker Ver.6E (PC) magicolor 7300 GENERAL 02.08.08 PRECAUTIONS FOR USE 3-1. To ensure that the printer is used in an optimum condition • never place heavy objects on the printer or subject the printer to shocks. • Insert the power plug all the way into the outlet.
Page 32: Handling Consumables
FrameMaker Ver.6E (PC) magicolor 7300 GENERAL 02.08.08 HANDLING CONSUMABLES Before using any consumables, always read the container label carefully. • Paper can be easily damaged by dampness. To keep paper that has been removed from the wrapper as dry as possible until it is loaded to the printer, store in a sealed plastic bag in a cool, dark place.
Page 33: List Of Names
FrameMaker Ver.6E (PC) magicolor 7300 GENERAL 02.08.08 LIST OF NAMES 4134G004AA 4134G005AA 1. 2nd Drawer 9. Power Supply Cord Socket 2. 1st Drawer 3. Front Door 4. Paper Output Tray 5. Right-side Door Release Lever 6. Duplex Unit (optional) 7. Manual Feed Unit (optional)
Page 34: Mechanical/Electrical
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.10.04 MECHANICAL/ ELECTRICAL...
Page 35: Cross-Section View
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 CROSS-SECTION VIEW 4134M001AA 1. Print Unit 9. Manual Feed Unit (optional) 2. Toner Cartridge 10. Multi-Paper Feed Drawer 3. Print Head Unit 11. Paper Feed Unit 4. Paper Exit Roller 12. Transfer Belt Unit 5.
Page 36: Electrical Parts Layout
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 ELECTRICAL PARTS LAYOUT 2-1. Printer Front 4134M513AA 4134M101AA Front 1. Exit Full Detecting Sensor (PC5) 19. 1st Drawer Paper Size/Width Detecting 2. Heater Switch Thermistor (TH3) Sensor (PC11) 3. Fusing Pressure Roller Thermistor 20.
Page 37 FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 Rear 4134M102AA 51 50 37. Registration Sensor (PC23) 52. Transport Drive Motor (M2) 38. Ozone Fan Motor (M9) 53. Right door switch (S3) 39. Toner Empty Detecting Sensor Bk 54. Right Door Open/Close Detecting Sen-...
Page 38: Controller
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 2-2. Controller 4134S501AA Symbol Item Function CNINF Connector IEEE1284 Parallel Connector CNVD Connector Connector for the Print Unit CNLC Connector Connector for the Control Board CNOP Connector Connector for the Control Panel CNROM...
Page 39: Operating Sequence
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 OPERATING SEQUENCE Conditions: plain A4 paper, full color printing C4134S002CA...
Page 40: Image Stabilization Control
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 IMAGE STABILIZATION CONTROL • Consistent image output can be achieved by adjusting the developing bias charge and the laser intensity. In addition, registration correction control is performed to prevent color shift. 4-1. Image Stabilization Control •...
Page 41: Operation Timing
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 4-2. Operation Timing • Full correction control and simple correction control timing is performed as shown below. Simple Correction Control Timing Full Correction Control Timing When a substantial shift occurs after When turning the Power Switch OFF and ON.
Page 42: Image Stabilization Control Flow
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 4-3. Image stabilization control flow C4134S022CB...
Page 43: Aidc Sensor
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 4-4. AIDC Sensor • The AIDC sensor uses a reflective sensor to detect the amount of toner that sticks to the Image Transfer Belt. Image stabilization is performed based on the value detected.
Page 44: Print Head (Ph
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 PRINT HEAD (PH) 5-1. System Configuration • Four semiconductors are arranged for each color, and scanning is performed by 1polygon motor. 4134M002AA 1. Semiconductor laser Bk 12. Separation Mirror (BK, C, M) 2. Semiconductor laser C 13.
Page 45: Laser Exposure Process
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 5-2. Laser exposure process SOS Mirror Polygon Mirror SOS Lens Separation Mirror (Bk) 4134M030AA Separation Mirror Return Mirror Polygon Motor 4134M029AA 1. Y The Y laser light enters the cylindrical lens via the return mirror (light source) and the C, M, Bk laser enters the cylindrical lens via the synthetic mirror and the return mirror (light source).
Page 46: Laser Emission Timing
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 5-3. Laser emission timing • When Print is ON, after a fixed amount of time, the “ready” signal is detected and the laser ON signal is output. • The laser ON signal triggers the firing of each laser beam which is illuminated onto the SOS board via the reflecting mirror →...
Page 47: Laser Emission Area
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 5-4. Laser emission area FD Direction • The laser print timing determines the FD print start signal (/HSYNC) that is output from the control board and the print start position for the width of the paper size.
Page 48: Cooling Of Print Head Unit
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 5-5. Cooling of Print Head Unit • The PH cooling fan motor draws air from around the Print Head Unit to the outside to pre- vent the unit temperature from rising. PH Cooling Fan Motor...
Page 49: Print Unit
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 PRINT UNIT 6-1. System Configuration • Each Print Unit is laid out from the left in the order of Bk, C, M, Y. • Each of the four colors is provided with a separate reproduction process and is config- ured with a PC Drum, developer, cleaner, PC Drum charge and a toner cartridge.
Page 50: Drive Print Unit
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 6-2. Drive Print Unit Drive Overall Unit • The Print Unit Bk and the Image Transfer Belt provide the drive for the Print Unit Drive Motor Bk that turns the PC Drum and the Image Transfer Belt.
Page 51: Print Unit Detection
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 6-3. Print Unit Detection Set detection • The set detection for each Print Unit detects whether fusing takes place from the EEPROM board when the power is OFF/ON and the front door is OPENED/CLOSED.
Page 52: Pc Drum
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 6-5. PC Drum • The photo conductive drum used in this printer is the organic photo conductor (OPC) type. The PC Drum is laminated, coated with a carrier generation layer and a charge holding layer on an aluminum based cylinder.
Page 53: Pc Drum Charging
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 6-6. PC Drum Charging • The PC Drum Charge Corona employs a comb electrode Scorotron charger system. • DC(-) corona charge is applied to the comb electrode, which applies a uniform charge to the surface of the PC Drum via the grid mesh.
Page 54: Charged Area Ozone Ventilation
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 Charged area Ozone Ventilation • The ozone generated by the PC Drum charger for each color is taken in by the Ozone Fan Motor, goes through a duct in the rear and gets absorbed through the Ozone Fan Fil- ter so that only ozone-free air is emitted from the printer.
Page 55: Developing Section
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 6-7. Developing Section Composition • The Toner Cartridge and Developing Unit are constructed as illustrated below. Toner Cartridge Print Unit 4134M021AA 4134M517AA 1. Second Regulator Blade 8. First Regulator Blade 2. PC Drum 9.
Page 56: Toner Conveyor
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 Toner Conveyor 1. The toner drops from the toner cartridge into the hopper inside the Print Unit. 2. The Agitating Paddle mixes the toner while conveying it to the buffer. 3. The toner is then conveyed onto the Developer Roller via the paddle screw and Supply Roller.
Page 57: Developing System
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 Developing System • Two types of Developing Systems are used, a non-contact developing system and an alternating current application system. 1. A negative charge is applied to the Supply Roller and toner sticks to the Developer Roller.
Page 58: Toner Level Detection
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 Toner Level Detection Toner level detection is performed by a combination of two methods: toner consumption prediction control method and mechanical detection method 2. 1. Prediction control method • The amount of toner consumed is computed by dot count for each color.
Page 59: Toner Cartridge Shutter Open/Close Mechanism
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 Toner Cartridge Shutter Open/Close Mechanism • When the toner cartridge is installed into the print unit, the Open/Close Lever is lowered and Shutter 1 opens. Open/Close Lever 4134M026AA 4134M024AA • When the knob on the toner cartridge is turned to the right, Shutter 2 opens and toner is conveyed to the Print Unit.
Page 60: Cleaner
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 6-8. Cleaner • The Cleaning Blade Method is used to remove the toner left on the PC Drum. • The residual toner, which has been scraped off by the Cleaning Blade, is conveyed by the conveying screw and collected in the Waste Toner Box.
Page 61: Image Transfer Section
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 IMAGE TRANSFER SECTION 7-1. Construction of Transfer Belt Unit 4134M500AA 1. Drive Roller 6. 2nd Image Transfer Roller 2. PC Drum 7. Transfer Belt 3. Waste Toner Conveying 8. Cleaner Braid Coil 9. Tension Roller 4.
Page 62: Transfer Belt Unit Drive
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 7-2. Transfer Belt Unit Drive • The Print Unit Drive Motor Bk allows the drive to rotate the drive roller via the clutch and gear. 4134M032AA C4134S023AA 1. Print Unit Drive Motor Bk (M4) 4.
Page 63: Transfer Belt Unit Set Detection
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 7-4. Transfer Belt Unit Set Detection • The set detection of the Transfer Belt Unit is performed by the shading of the 1st Image Transfer Pressure/Retraction Detecting Sensor. 1st Image Transfer Transfer Belt...
Page 64: Color Shift Detection
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 7-5. Color Shift Detection • Patterns are produced on the surface of the Transfer Belt and the Registration Sensors detect any color misalignment on the patterns. Simple correction • One pattern is produced in the main scanning and sub-scanning directions on the Trans- fer Belt.
Page 65: Color Shift Correction
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 7-6. Color Shift Correction • In a tandem engine provided with a separate image reproduction process for each of the four different colors of toner, incorrect color registration, or color shift, is more likely to occur due to positional deviations among different Print Head Units.
Page 66 FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 2. A light-emitting diode emits infrared rays illuminating the color shift pattern on the Transfer Belt. 3. The infrared light reflected from the color shift pattern is detected by the photoreceiver. 4. A voltage corresponding to the intensity of the reflected light is output to the Master Board (PWB-A).
Page 67: First Image Transfer Roller Pressure/Retraction Mechanism
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 7-7. First Image Transfer Roller Pressure/Retraction Mechanism Pressure/Retraction Mechanism • The rotation of the retraction gear causes the pressure cam to rotate and by raising the 1st Image Transfer Roller, pressure/retraction is applied to the Image Transfer Belt.
Page 68: Pressure Position Switching Mechanism
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 Pressure Position Switching Mechanism • To prolong the durability of the Y, M, and C PC Drums, the pressure position of the Y, M, C transfer rollers is switched with that of the Bk transfer roller when in the monochrome mode.
Page 69: 2Nd Image Transfer Pressure/Retraction Mechanism
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 7-8. 2nd Image Transfer Pressure/Retraction Mechanism • The 2nd Image Transfer Pressure/Retraction Mechanism is performed by means of rota- tion of the supply Drive Motor. • The cam rotates and the pressure lever applies pressure/retraction to the 2nd Image Transfer Roller.
Page 70: 2Nd Image Transfer
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 7-9. 2nd Image Transfer • By applying the 1st Image Transfer bias, the toner image on the PC Drum is transferred to the Transfer Belt in the order of: Y, M, C, Bk.
Page 71: 2Nd Image Transfer
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 7-11. Image Transfer ATVC Control • The resistance value of the Second Image Transfer Roller and the Transfer Belt is mea- sured and its voltage is controlled at the appropriate level. • The 2nd Image Transfer ATVC adjustment is made when the Power Switch is turned ON or Front Door is opened and closed.
Page 72: Temperature/Humidity Sensor
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 7-12. Temperature/Humidity Sensor • The Temperature/Humidity Sensor detects the temperature and humidity inside the printer and adjusts the second image transfer bias potential. 4134M009AA Temperature/Humidity Sensor (PC21) Tempera- ture data Humidity data Control Board (PWB-A)
Page 73: Transfer Belt Cleaning Mechanism
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 7-13. Transfer Belt Cleaning Mechanism • The Cleaning Blade scrapes any residual toner off the surface of the Transfer Belt. • The Cleaning Blade uses a fixed blade method in which the blade is in constant contact with Transfer Belt.
Page 74: Waste Toner Box
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 7-15. Waste Toner Box • The Cleaning Blade scrapes any residual toner off the surface of the Transfer Belt. • The residual toner, which has been scraped off by the Cleaning Blade, is conveyed by the conveying screw and collected in the Waste Toner Box.
Page 75: Fusing Section
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 FUSING SECTION 8-1. Drive of Fuser Unit • During the image transfer process, the toner is transferred and fused to the paper. • The Fusing Method is a roll method whereby a heating roller heated by a heater lamp and fusing pressure roller are pressed and by passing paper between them, the toner becomes fused to the paper.
Page 76: Fuser Unit Drive
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 8-2. Fuser Unit Drive • The fusing section is driven by a motor. Fusing Drive Motor (M3) Heating Roller 4134M006AC 8-3. Control of Loop Before Fusing • A loop is formed in front of the fusing roller to maintain the correct paper feed condition between the 2nd Image Transfer Roller and the fusing roller.
Page 77: New Fuser Unit Detection
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 8-4. New Fuser Unit Detection • New unit detection is perdormed by energizing to the fuse in the new unit, and fusing. 8-5. Pressure of Fusing Roller • The Fusing Pressure Roller and the Heating Roller are pressed against each other at all times.
Page 78: Temperature Control
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 8-6. Temperature Control • Heater lamps are turned ON and OFF to keep the surface temperature of the Fusing Pressure Roller and Heating Roller at predetermined levels. • The heating roller has two heater lamps with different heat intensity and light distribution, which are switched according to the paper size.
Page 79: Control At Warm-Up
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 Control at Warm-up • The temperature is adjusted to the printing temperature and the heating roller and fusing pressure roller are warmed up. • Warm-up control has two modes based on the temperature of the heating roller when the warm-up is started.
Page 80: Temperature Control During Printing
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 Temperature Control During Printing • Temperature control is performed for each roller based on the paper size and number of copies. Control temperature (Heating roller/ Plain Paper Thick Paper Heating roller °C) 216 mm or...
Page 81: Heating Heater Switch Control
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 Heating heater switch control • The control begins from Heater 1 when the Power Switch is turned ON. • This control is continuously performed while the heater is ON. During Within 30 sec.
Page 82: Paper Take-Up Section
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 PAPER TAKE-UP SECTION 9-1. 1st Drawer • The 1st drawer holds 250 sheets of plain paper/50 sheets of thick paper, government- standard postcards and transparencies, or 10 envelopes. Paper size for 1st Drawer...
Page 83: Paper Size Detection
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 Paper Size Detection • The paper size is detected by a combination of four length detection switches and a width detection sensor. 1st Drawer Paper Length Detection Board (PWB-PS) Sector lever Trailing Edge Guide Plate...
Page 84: Paper Near-Empty Detection
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 Paper Near-empty Detection • When the number of sheets of paper still available for use reaches a predetermined level, the printer determines that it is a paper-near-empty condition. Predetermined No. of Sheets (Paper Level) Near Empty 50±20 sheets (80 g/m...
Page 85: Paper Take-Up Mechanism
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 Paper Take-Up Mechanism • The Paper Take-Up Roller drives the Paper Take-Up Drive Motor via a gear. • A Paper Separator Roller is used to prevent double feed. Paper Take-Up Drive Motor (M1)
Page 86: 2Nd Drawer
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 9-2. 2nd Drawer • The 2nd Drawer holds up to 500 sheets of plain paper. • Up to two optional cassettes can be added. Front/Rear Edge Guide Plate Trailing Edge Guide Plate Right Side...
Page 87: Paper Size Detection
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 Paper Size Detection When the cassette slides in, the Front/Rear and Trailing Edge Guide Plates actuate the Paper Size Detection Switch allowing the machine to determine the paper size. SW A SW B...
Page 88: Paper Empty Detection
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 Paper Empty Detection • When the number of sheets of paper still available for use reaches a predetermined level, the printer determines that there is a paper-near-empty condition. Predetermined No. of Sheets (Paper Level) 80 ±...
Page 89: Paper Take-Up Mechanism
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 Paper Take-Up Mechanism • The Paper Take-Up Roller Motor drives the Paper Take-Up Roller via the Paper Take-Up Clutch. Paper Take-up Clutch (CL101) Paper Take-Up Roller Separator Paper Take-up Motor (M101) Roller 4658M006AB Vertical Transport Mechanism •...
Page 90: Edge Guides And Trailing Edge Stop
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 Edge Guides and Trailing Edge Stop • The Trailing Edge Stop can be removed and reinstalled to the specified position corre- sponding to the size of the paper to be loaded. • The Edge Guides can be slid to the exact size of the paper to be loaded.
Page 91: Manual Feed Paper Take-Up Mechanism
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 9-3. Manual Feed Tray (Optional) • Paper can be fed manually one sheet at a time. • The Manual Feed Paper Take-Up Drive Motor provides the drive for the Manual Feed Drive Roller.
Page 92: Transport Section
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 10. TRANSPORT SECTION • The Synchronizing Rollers synchronizes the image transfer function (2nd Image Trans- fer) with paper transport. 10-1. Synchronizing Roller Drive • The Synchronizing Roller provides the drive for the Transport Drive Motor.
Page 93: Switch Of System Speed
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 10-3. Switch of system speed • The system speed is switched according to the type of paper. Paper Type System speed Plain Paper 90 mm/s Thick paper, OHP, envelopes, postcards, labels 45 mm/s 10-4.
Page 94: Duplex Unit (Optional
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 11. DUPLEX UNIT (OPTIONAL) 11-1. Drive of Duplex Unit • The paper has a printed image on one side is temporarily fed toward the Exit Tray and, as soon as the trailing edge of the paper moves past the guide plate in front of the Exit Roller, the Exit Roller is turned backward so that the paper is fed into the Duplex Unit.
Page 95: Paper Feeding System
FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 11-2. Paper Feeding System Operations in 2-sided printing with a single sheet of paper resident in, and cir- culated through, the system 1. Paper is taken up and fed in and the image on page 2 of the original is printed.
Page 96 FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 4. The image on page 1 of the original is printed on the paper that is taken up from the Duplex Unit. 4657M524AA 5. The first page is fed out of the printer.
Page 97 FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 2. The paper is switched back in the paper exit sec- tion. 3. At the same time, the 2nd sheet of paper is taken up and fed in. 4657M516AA 4. The image on page 4 of the original is printed on the 2nd sheet of paper.
Page 98 FrameMaker Ver.6E (PC) magicolor 7300 MECHANICAL/ELECTRICAL 02.08.08 11. The 3rd sheet of paper is switched back in the paper exit area. 12. At the same time, the 2nd sheet of paper is directly subject to the second copy cycle. 4330M503AA 13.
Page 99 FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 MAINTENANCE...
Page 100: Maintenance Schedule List
FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 MAINTENANCE SCHEDULE LIST • To ensure that the printer produces good copies and to extend its service life, it is recom- mended that the maintenance tasks described in this schedule be carried out as instructed.
Page 101 FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 × Fuser Unit — 120K E-19 ×: No not perform : Perform NOTE • Replace the Paper Take-Up Roll and Separator Roll at the same time. • Replace the Transfer Belt Unit, Ozone Filter at the same time.
Page 102: Guidelines For Life-Time Expected Values By Unit
FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 1-1. Guidelines for Life-time Expected Values by Unit • The life-time expected values represent the number of copies or equivalent values for the given condition (see the tables below). Actual values may vary depending on the printer operating conditions.
Page 103 FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 The number of copies, or hours of Fusing Drive Resets Motor operation, whichever Life value is reached automatically Fuser 120K first.(*) when a new Unit part is detected. The number of copies, or hours of Print Unit Dive...
Page 104: Disassembly/Reassembly And Cleaning
FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 DISASSEMBLY/REASSEMBLY AND CLEANING Cleaning the Paper Take-Up Roll 1. Slide out the drawer. 2. Using a dry cloth, wipe the Paper Take-Up Roll clean of any dirt. 4658D005AA Replacing the Paper Take-Up Roll <1st Drawer>...
Page 105: Cleaning The Paper Separator Roll
FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 5. Snap off one C-clip and remove the Paper Take- Up Roll. 4658D009AA Cleaning the Paper Separator Roll <1st Drawer> 1. Slide out the drawer. 2. Remove two screws and the Paper Separator Roll mounting bracket assembly.
Page 106: Replacing Of The Separator Roll Assembly
FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 3. Using a dry cloth, wipe the Paper Separator Roll clean of dirt. 4658D006AA Replacing of the Separator Roll Assembly <1st Drawer> 1. Slide out the drawer. 2. Remove two screws and the Paper Separator Roll mounting bracket assembly.
Page 107: Replacing The Waste Toner Box
FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 Replacing the Waste Toner Box 1. Turn off the Power Switch. 2. Open the Front Door. 4134D035AA 3. Remove the waste toner box cover from the box. 4134E022AA 4. Grasp the handle on the box cover and attach it to the top of the Waste Toner Box.
Page 108: Replacing The Ozone Filter
FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 Replacing the Ozone Filter 1. Remove the Ozone Filter Cover. 4134D014AA 2. Remove the Ozone Filter. 4134E042AA 3. Unwrap the new ozone filter, and install it. 4134E043AA 4. Reinstall the ozone filter cover.
Page 109: Replacing The Units
FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 REPLACING THE UNITS Replacing the Print Unit <Removal Procedure> NOTE • When replacing the Print Unit, be sure to leave the toner cartridge installed in the print unit to avoid spilling toner powder.
Page 110 FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 6. Remove the new Print Unit, which is wrapped in an aluminum pack, and the Print Unit Disposal Bag from the box NOTE • Check that “Operating Procedure” appears on the front of the alminum pack.
Page 111 FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 11. Lift up the Print Unit a little. C4134o215AD 12. Pull your right hand out about 50 mm to move the Print Unit into the diaposal bag. 13. Pull out the Print Unit together with its disposal bag.
Page 112 FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 <Reinstallation Procedure> NOTE • Since the Imaging Unit is highly susceptible to light, keep it in its aluminum packaging until immediately prior to installation. After removing the Print Unit from the aluminum packaging, install it into the printer as soon as possible to avoid exposure to light.
Page 113 FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 4. Open the alminum pack, and then remove the Print Unit from the pack. C4134o223AB NOTE • Hold the handle and knob on the Print Unit, as shown below. • Do not remove the protective tapes (2 locations) until ready to install it into the main unit .
Page 114 FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 7. Reinstall the Print Unit Support Bar. 4134E058AA 8. Close the Print Unit Support Lever and lock into place. 4134E059AA 9. Remove the protective tapes(2). 10. Install the toner cartridge. E-16[(2) Replacing the toner cartridge] 4134E010AA 11.
Page 115: Replacing The Toner Cartridge
FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 Replacing the Toner Cartridge <Removal Procedure> 1. Turn off the Power Switch. NOTE • Always make sure to turn the printer off before turning the power switch off. 2. Open the Front Door.
Page 116 FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 <Reinstallation Procedure> 1. To loosen the toner inside the Toner Cartridge, vigorously shake the Toner Cartridge horizontally 10 or more times. 4134E066AA NOTE • Do not shake the Toner Cartridge vertically. • Be careful not to hold the Toner Cartridge by its shutter.
Page 117 FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 4. Turn the knob on the toner cartridge to the right (clockwise). NOTE • Ensure that the window near the knob displays the lock mark. • Be sure to turn the knob to the correct position to ensure that the front door closes properly.
Page 118: Replacing The Fuser Unit
FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 Replacing the Fuser Unit <Removal Procedure> NOTE • Before replacing the Fuser Unit, ensure that it is not hot. 1. Turn off the Power Switch, and then wait for about 20 minutes. 4134E032AA 2.
Page 119 FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 3. Loosen the two screws. 4134E030AA 4. Remove the Fuser Unit. 4134E031AA <Reinstallation Procedure> NOTE • Keep the shipping brackets that the new Fuser Unit comes with for later use when mov- ing or transporting the printer.
Page 120 FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 4. Lower the two Fusing Misfeed Clearing Levers, and then remove the shipping brackets. 5. Return the levers to their original position. C4134u059AC 6. Close the Right Door. 7. Turn on the Power Switch.
Page 121: Replacing The Transfer Belt Unit
FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 Replacing the Transfer Belt Unit <Removal Procedure> 1. Turn off the Power Switch. NOTE • Always make sure to turn the printer off before turning the Power Switch off. 2. Open the Front Door.
Page 122 FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 7. Remove the print unit platform from the box for the Transfer Belt Unit. 8. Place the Print Unit Platform near the printer. C4134o225AA 9. Remove all the colors (4) in the Print Unit.
Page 123 FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 11. Place the shading sheet over the removed print unit. NOTE • Since the Print Unit is highly susceptible to light, cover it with the sheet as quickly as possible. 4134E057AA 12. Lift up the slider on the right side of the cover, and then carefully tilt the Waste Toner Box toward you to remove it.
Page 124 FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 NOTE • Take care not to come into contact with the sensor, connectors and wire harness located inside the cover, as this may cause electrostatic destruction to the electric components inside the printer.
Page 125 FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 17. Release the green Synchronozing Roller lock lever (2 locations). 18. Release the black Secondary Image Transfer lock lever (2 locations) and the green Secondary Image Transfer lock lever (2 locations). 4134E036AB NOTE •...
Page 126 FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 NOTE • Remove the protective material from the drive cou- pling. C4134o193AA NOTE • Be sure to remove the seal from the Waste Toner Transport portion. 4134E060AA 2. Insert the Transfer Belt Unit.
Page 127 FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 5. Close the green Synchronozing Roller lock lever (2 locations). 6. Close the black Secondary Image Transfer lock lever (2 locations) and the green Secondary Image Transfer lock lever (2 locations). 4134E063AA 7. Close the Right Door.
Page 128 FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 9. Set the fitting pin on the left side of the Front Door to the left hinge. 10. Move the hinge to the right, and then tighten the screw to secure the Front Door.
Page 129 FrameMaker Ver.6E (PC) magicolor 7300 MAINTENANCE 02.08.08 14. Reinstall the Print Unit that was removed in Removal Procedure 6. 4134E039AA 15. Reinstall the Print Unit Support Bar. 4134E013AA 16. Close the Print Unit Support Lever and lock into place. 4134E003AA 17.
Page 130: Assembly/Disassembly
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 ASSEMBLY/ DISASSEMBLY...
Page 131: Service Instructions
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 SERVICE INSTRUCTIONS 1-1. Identification of Fuses DC Power Supply PU1 F1:FAC 125 V 8 A F2:FAC 125 V 20 A 4134D045AA...
Page 132: Parts Which Must Not Be Touched
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 1-2. Parts Which Must Not Be Touched Screws that must not be removed Purpose of red paint • Red paint is applied to parts which must not be adjusted, replaced or re-tightened. • Red-painted screws must not be removed or loosened. Note that when two or more screws are used on the part in question, only one representative screw might be marked with red paint.
Page 133: Assembly/Disassembly
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 ASSEMBLY/DISASSEMBLY 2-1. Doors, Covers and Exterior Parts 4134D037AA 4134G005AA 1. Front Door 5. Left Cover 2. Panel Cover 6. Rear Cover 3. Top Cover 7. Ozone Filter Cover 4. Right Door...
Page 134: Removing Doors, Covers And Exterior Parts
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 2-2. Removing Doors, Covers and Exterior Parts Removing the Front Door 1. Open the Front Door. 4134D035AA 2. Turn the Front Door stoppers (two locations) to <Left side > the right at 90° to remove.
Page 135: Removing The Left Cover
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 Removing the Left Cover 1. Press down on the levers (two locations) on the top of the Left Cover to remove it. 4134D011AA Removing the Panel Cover 1. Open the Front Door and remove three screws.
Page 136: Removing The Top Cover
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 Removing the Top Cover 1. Remove the Left Cover. 2. Remove the Panel Cover. 3. Remove two screws 4134D009AB 4. Remove the Top Cover. 4134D010AB Remove the Ozone Filter Cover 1. Grasp the Ozone Filter Cover handle, and pull it forward.
Page 137: Removing Circuit Boards And Other Electrical Components
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 2-3. Removing Circuit Boards and other Electrical Components NOTE • When removing a circuit board or other electrical component, refer to Removal Proce- dures and follow the corresponding procedures. • The following removal procedures omit the removal of connectors and screws securing the circuit board support or circuit board.
Page 138: Removing The Control Board
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 Symbol Name Removal Procedures PWB-A Control Board PWB-A 2nd Drawer Control Board D-13 PWB-R High Resistance Board D-14 PWB- 1st Drawer Paper Size Detecting Board D-14 PWB-T Heater Lamp Control Board D-15 PWB-Z Controller Board...
Page 139 FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 8. Remove eighteen screws. NOTE • Do not remove the screws in positions marked with an “ ” on the Controller Box. 4134D127AB 9. Remove one of the flat cables on the Control Board with the Controller Box slightly raised.
Page 140: Reinstallation Procedures
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 <Reinstallation procedures> NOTE • When replacing the Control Board, make sure to remove the EEPROM from the old Con- trol Board and remount it onto the new board. 1. Replace the EEPROM. 4134D149AB...
Page 141 FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 5. Attach one flat cable to the Control Board. 4134D152AA 6. Use four screws to install Controller Box 1. 4134D153AA 7. Attach one flat cable to the Control Board. 4134D154AA 8. Position Controller Box 2 by sliding it in the direc- tion of the arrow.
Page 142: Removing The Controller Board
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 10. Reinstall Control Box 2 with twenty screws. 11. Secure the parallel port with two screws. 4134D121AA 12. Reinstall protective plates 1 and 2 with eight screws. Removing the Controller Board NOTE • When replacing the Controller Board, make sure to remove the EEPROM (IC9) from the old Controller Board and remount it onto the new board.
Page 143: Remove The 2Nd Drawer Control Board
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 6. Remove eight screws, and then remove the Con- troller Board. 4134D129AA Remove the 2nd Drawer Control Board 1. Remove the Connector Cover on the back of the main unit. 4134D103AA 2. Remove the 2nd Drawer Rear Cover.
Page 144: Removing The High Resistance Board
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 7. Remove all connectors from the 2nd Drawer Con- trol Board. 8. Remove the PWB holder. 9. Remove two screws, and the 2nd Drawer Control Board. 4134D068AA Removing the High Resistance Board 1. Remove the Left Cover.
Page 145: Removing The Heater Lamp Control Board
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 9. Remove all of the connectors on the Print Unit Drive Motor Bk/YMC Board. 10. Remove the Interface Connector for the 1st Image Transfer Pressure/Retraction Clutch. 4134D063AA 11. Remove two screws. 4134D064AA 12. Remove the flat cable, and the First Drawer Paper Size Detecting Board.
Page 146: Removing The Dc Power Supply
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 Removing the DC Power Supply 1. Remove the Controller Box. D-8(Removal Procedures 1 through 9 for the Control Board) 2. Disconnect one connector from the Control Board. CNPOW 4134D028AA 3. Remove four screws, and the Power Supply Box Cover.
Page 147: Removing The Control Panel
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 Removing the Control Panel 1. Remove the Panel Cover. 2. Remove the flat cable, and Control Panel. 4134D032AA Removing High Voltage Units 1 and 2 1. Remove the Left Cover. 2. Remove the Panel Cover.
Page 148: Manual Feed Unit (Optional)
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 <Manual Feed Unit (optional)> PWB-Y 4134D019AA Symbol Name Removal Procedures PWB-Y Manual Feed Detecting Board D-18 Removing the Manual Feed Detecting Board 1. Remove the Manual Feed Unit. D-25 2. Remove three screws, and the Right Cover.
Page 149: Duplex Unit (Optional)
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 <Duplex Unit (optional)> PWB-X 4134D020AA Symbol Name Removal Procedures PWB-X Duplex Control Board D-19 Removing the Duplex Unit Control Board 1. Remove the Duplex Unit. D-26 2. Remove the Interface Connector Cover. 4134D031AA 3.
Page 150: Paper Feed Unit (Optional)
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 <Paper Feed Unit (optional)> PWB-A 4134D101AA Symbol Name Removal Procedures PWB-A Control Board D-20 Removing the Paper Feed Unit Control Board 1. Remove the Connector Cover from the back of the main unit.
Page 151 FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 4. Remove the harness from the wire saddle. 5. Unplug two connectors. 4134D069AA 6. Remove two screws, and the PWB Cover. 4134D073AA 7. Remove the harness from the wire saddle. 8. Unplug two connectors.
Page 152: Removing Units
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 2-4. Removing Units Removing the Print Head Unit NOTE • Do not replace the Print Head Unit when the Power Supply is turned on. Laser beam radiation may cause blindness. • Do not disassemble or adjust the Print Head Unit.
Page 153: Removing The 2Nd Drawer
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 5. Remove three screws, and the Print Head Unit. 4134D046AB Precautions when removing/installing Print Head Units • DO NOT touch the rear window of the Print Head Unit. The window may get dirty, result- ing in a poor image quality.
Page 154 FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 4. Remove the Connector Cover from the back of the main unit. 4134D103AA 5. Remove the 2nd Drawer Rear Cover. 4134D102AA 6. Remove the harness from the wire saddle. 7. Unplug two connectors.
Page 155: Removing Of The Manual Feed Unit (Optional
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 10. Lift the main unit, and remove the 2nd Drawer. 4134D111AA Precautions when attaching the Paper Feed Unit • When installing the Paper Feed Unit, take care when handling the Power Supply har- ness, ferrite core, and Interface Connector as shown below.
Page 156: Removing The Duplex Unit (Optional
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 Removing the Duplex Unit (optional) 1. Remove the Interface Connector Cover. 4134D031AA 2. Remove the Interface Connector. 4134D047AA 3. Open the Duplex Unit Cover. 4134D048AA 4. Loosen two screws. 4134D049AA 5. Remove the wire stopper removal jigs from the Interface Connector.
Page 157 FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 6. Remove the hook using the wire stopper removal jig. 4134D163AA 7. Pull the lock lever to release the lock. 4134D050AA NOTE • Reinstall the removal jigs to the Interface Connec- tor Cover on the right side of the Duplex Unit.
Page 158: Removing Of The Paper Feed Unit (Optional
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 Removing of the Paper Feed Unit (optional) 1. Slide out the drawer. 2. Remove two screws and the guide plate. 4134D118AA 3. Remove two screws from the back of the paper feed unit, and then remove the guide plate.
Page 159 FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 8. Remove two screws, and the PWB Cover. 4134D073AA 9. Remove the harness from the wire saddle. 10. Unplug two connectors. 4134D100AA 11. Remove four screws, and the PWB Cover. 4025D115AA 12. Lift the main unit to remove the Paper Feed Unit.
Page 160 FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 Precaution for Reinstallation of Paper Feed Unit • When installing the paper feed unit, take care when handling the Power Supply harness, ferrite core and Interface Connector, as shown below. Wire saddle 2nd Drawer...
Page 161: Cleaning And Disassembly Of The Engine Parts
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 2-5. Cleaning and Disassembly of the Engine Parts Composition of Transfer Belt Unit 1. Remove the Transfer Belt Unit. E-22 (Maintenance schedule) 2. Wipe the surface of the Transfer Belt with a dry cloth.
Page 162: Cleaning The Print Head Unit Window Surface
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 Cleaning the Print Head Unit window surface 1. Remove the Print Head Unit. D-22 2. Using a dry cloth or cotton swab dampened with alcohol, wipe clean the window surface. 4134D114AA Cleaning the AIDC Sensor 1.
Page 163: Removing The Transport Drive Motor
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 Removing the Transport Drive Motor 1. Remove the Left Cover. 2. Remove the Panel Cover. 3. Remove the Top Cover. 4. Remove the Rear Cover. 5. Unplug one connector. 6. Remove two screws, and the Transport Drive Motor.
Page 164: Removing The Print Unit Drive Motor Ymc/Bk
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 Removing the Print Unit Drive Motor YMC/Bk 1. Remove the Left Cover. 2. Remove the Panel Cover. 3. Remove the Top Cover. 4. Remove the Rear Cover. 5. Unplug one connector. 6. Remove four screws, and the Print Unit Drive Motor Bk.
Page 165: Remove The 2Nd Drawer Paper Take-Up Clutch
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 (10) Remove the 2nd Drawer Paper Take-Up Clutch 1. Remove the 2nd Drawer. D-23 2. Remove one screw, and the Paper Feed Sensor mounting bracket. 4134D142AA 3. Open the Right Side Cover. 4134D027AA 4.
Page 166: Remove The Paper Take-Up Motor For The 2Nd Drawer
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 (11) Remove the Paper Take-Up Motor for the 2nd Drawer 1. Remove the Paper Take-Up Clutch for the 2nd Drawer. D-35 2. Snap off the C-clip, remove two screws, and the Paper Take-Up Motor for the 2nd Drawer.
Page 167: Removing The Registration Sensor
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 (12) Removing the Registration Sensor 1. Open the Front Door. 2. Remove the Print Unit. E-10 (Maintenance schedule) 3. Remove the Transfer Belt Unit. E-22(Maintenance schedule) 4. Remove the Controller Box. D-8(Removal Procedure 1through 9for the Control Board) 5.
Page 168: Removing The Temperature/Humidity Sensor
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 (13) Removing the Temperature/Humidity Sensor 1. Open the Front Door. 2. Remove the Print Unit. E-10 (Maintenance schedule) 3. Remove the Transfer Belt Unit. E-22 (Maintenance schedule) 4. Pull the knobs forward, and slide the sensor holder forward to remove.
Page 169: Removing The Hard Disk Drive (Optional
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 (14) Removing the Hard Disk Drive (optional) 1. Remove the Left Cover. 2. Remove the flat cables. 4134D503AA 3. Remove one screw, and the Hard Disk Drive. 4134D504AA D-39...
Page 170: Disassembing The Manual Feed Unit (Optional
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 2-6. Disassembling the Manual Feed Unit (optional) Removing the Manual Feed Motor 1. Remove the Duplex Unit. D-26 2. Remove the Manual Feed Unit. D-25 3. Remove three screws, and the Right Cover.
Page 171: Removing The Paper Take-Up Drive Roller
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 Removing the Paper Take-Up Drive Roller 1. Remove the Duplex Unit. D-26 2. Remove the Manual Feed Unit. D-25 3. Remove three screws, and the Right Cover. 4134D056AB 4. Remove two screws, and the Left Cover.
Page 172 FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 9. Snap off the C-clip, and remove two gears. 4134D091AA 10. Remove one screw, and the lever. 4134D092AA 11. Remove four screws, and the right side plate and guide bracket. 4134D093AA 12. Remove the Top Cover.
Page 173: Disassembling The Duplex Unit (Optional
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 2-7. Disassembling the Duplex Unit (optional) Removing the Duplex Unit Drive Motor 1. Remove the Duplex Unit. D-26 2. Remove six screws. 3. Remove Holder A, and the Right Cover. 4134D054AA 4. Unplug one connector on the Duplex Unit Control Board.
Page 174: Removing The Wire Stopper
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 Removing the Wire Stopper Hook Holder A Pulley Twisted coil spring Holder B Collar Holder C 4134D097AA 1. Remove the Duplex Unit. D-26 2. Remove three screws. 3. Remove Holder A. 4134D166AA 4. Remove two screws, and Holder C.
Page 175 FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 6. Remove the shaft. 7. Unhook the pulley. 4134D099AA Pulley end 8. Remove the round bead on the wire stopper from the pulley. 4134D130AA Hook end 9. Remove the round bead on the wire stopper from the hook.
Page 176: Reinstallation Procedure
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 <Reinstallation Procedure> Pulley end 1. Position the round bead of the wire stopper in the pulley as shown. NOTE • Make sure that the bead snugly rests in the slit in the pulley.
Page 177 FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 5. Secure the pulley onto Holder B. 6. Attach the shaft to Holder B. 4134D135AA 7. Attach the end of the twisted coil spring to the pulley. 4134D137AB 8. Attach the collar to the twisted coil spring.
Page 178: Disassembling The Paper Feed Unit (Optional
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 2-8. Disassembling the Paper Feed Unit (optional) Removing the Paper Take-Up Clutch 1. Remove the Paper Feed Unit. D-28 2. Remove one screw, and the Paper Feed Sensor mounting bracket. 4134D142AA 3. Open the Right Side Cover.
Page 179: Removing The Paper Take-Up Motor
FrameMaker Ver.6E (PC) magicolor 7300 ASSEMBLY/DISASSEMBLY 02.08.08 Removing the Paper Take-Up Motor 1. Remove the Paper Take-Up Clutch. D-48 2. Snap off one C-clip and three screws, and remove the Paper Take-Up Motor mount bracket. 4134D146AA 3. Unplug one connector.
Page 180: Control Panel/Panel Menu Operations 1. Control Panel
FrameMaker Ver.6E (PC) magicolor 7300 CONTROL PANEL/Panel Menu Operations 02.04.19 CONTROL PANEL/ Panel Menu Operations...
Page 181: Names And Functions Of Control Panel Keys
FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 CONTROL PANEL 1-1. Names and Functions of Control Panel Keys • The Control Panel is comprised of a message window (16 characters × 2 lines), 5 indica- tors, 8 keys, and a buzzer.
Page 182 FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 Name Contents/Function Press this key in Power Saving Mode to release Power Saving Mode and return to Standard Mode. Energy Saver Key Press and hold this key for two seconds in Standard Mode to change to Deep Sleep mode.
Page 183: Control Panel Display
FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 1-2. Control Panel Display Basic Screen The Basic Screen is the Initialization Screen that displays when warm-up is complete or when the menu is cancelled. C4134S028CA Warning Screen The Warning Screen displays the following information depending on the type of warning.
Page 184: Control Panel Message
FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 1-3. Control Panel Message Standard State Message • The Standard State message displays at the top of the message window. Message Description READY • Print Enabled. STANDBY MODE • In Pre-heat Mode. Lower the Fusing Roller Temperature.
Page 185: Start-Up Messages
FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 Start-up Messages Messages Description • CPU INITIALIZATION, RAM Read/Write CHECK, TOTAL RAM INITIALIZING CHECK, EEPROM CHECK, READ ETHERNET MAC ADDRESS. MAGICOLOR 7300 • MAGICOLOR7300: Product Name TOTAL RAM:xxxMB • TOTAL RAM: Total Memory Capacity.
Page 186: Operator Call Message
FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 Operator Call Message Message Description Action MEDIA EMPTY • yy size paper not found in any • Load yy size paper in any ADD yy tray. (Tray chain=ON) tray. TRAYx EMPTY •...
Page 187: Service Call Message
FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 Message Description Action • Unsupported paper size • Load supported paper size in detected in Tray x (excluding Tray x Tray 1). (Tray chain=ON) • yy size paper specified by the •...
Page 188: Canceling A Print Job
FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 1-4. Canceling a Print Job • Print jobs currently under processing or printing can be cancelled by pressing the Cancel key. 1. The following message is displayed in the control panel when the Cancel key is pressed during printing of a print job.
Page 189: Panel Menu
FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 PANEL MENU 2-1. Summary of Panel Menu READY MAIN MENU MAIN MENU MAIN MENU MAIN MENU MAIN MENU MAIN MENU PRINT MENU PAPER QUALITY INTERFACE SYS DEFAULT SERVICE PRINT MENU...
Page 190 FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 *1: Displayed when HDD is mounted. *2: Displayed when Duplex Unit is mounted. *3: Enter password to access selected menu (not displayed when a password has not been activated). *4: Enter password to access selected menu.
Page 191: Quality
FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 QUALITY QUALITY AIDC AIDC ENABLE/ DISABLE QUALITY TRAY ALIGNMENT TRAY ALIGNMENT TRAY ALIGNMENT TRAY ALIGNMENT TRAY ALIGNMENT LEFT ADJUST LEFT ADJ DUPLEX TOP ADJ NORMAL TOP ADJ THICK TOP ADJ NORMAL:...
Page 192: Interface
FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 INTERFACE INTERFACE ETHERNET ETHERNET ETHERNET ETHERNET ETHERNET ETHERNET IP ADDRESS SUBNET MASK GATEWAY DHCP/BOOTP H/W ADDRESS IP ADDRESS: SUBNET MASK: GATEWAY: DHCP/BOOTP: H/W ADDRESS 192.168.001.002 255.255.255.000 192.168.001.001 ON/OFF 00206Bxxxxx INTERFACE...
Page 193: Sys Default
FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 SYS DEFAULT SYS DEFAULT SYS DEFAULT LANGUAGE ENERGY SAVER LANGUAGE: ENERGY SAVER ENERGY SAVER ENERGY SAVER ENGLISH/FRENCH/ SLEEP MODE SLEEP TIMER DEEP SLEEP MENU GERMAN/ITALIAN/ PORTUGUESE/ SPANISH/CZECH/ SLEEP MODE: SLEEP TIMER:...
Page 194: Service
FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 SERVICE SERVICE FIRMWARE VER. FIRMWARE VER. FIRMWARE VER. FIRMWARE VER. CONTROLLER F/W ENGINE F/W BOOT F/W CONTROLLER F/W: ENGINE F/W: BOOT F/W: VER. XX.YY VER. XX.YY VER. XX.YY SERVICE SERVICE...
Page 195: Contents Of Panel Menu
FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 2-3. Contents of Panel Menu PRINT Item Description STATISTIC PAGE Print Statistic Page CONFIGURATION Print Configuration Page FONT LIST Print Font List DEMO PAGE Print Demonstration Page REGISTRATION Print Registration Page.
Page 196: Quality
FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 QUALITY Item Description AIDC • Press ON to automatically adjust the Correction Curve. Fine tune the image write position on each tray. TOP ADJ NORMAL • Adjust the upper margin for plain paper in each tray.
Page 197: Sys Default
FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 SYS DEFAULT Item Description Selects the language for the Message Window. The initial values will differ according to the destination. LANGUAGE Models for Japan: Japanese, Models for the US and Europe:...
Page 198 FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 Item Description • Selects the region for formatting the HDD, and initiates HDD FORMAT formatting. Only displays when the optional HDD is mounted. • Sets the time and date. The panel displays will differ according to the destination.
Page 199: Service
FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 SERVICE Item Description CONTROLLER F/W • Displays the CONTROLLER FIRMWARE Version. ENGINE F/W FIRMWARE VER. • Displays the ENGINE FIRMWARE Version. BOOT F/W • Displays the BOOT FIRMWARE Version. PAGE COUNT Displays total number of pages printed.
Page 200: Maintenance Mode
FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 MAINTENANCE MODE 3-1. Setting the Maintenance Mode NOTE • Ensure appropriate security for Maintenance Mode function setting procedures. Do not share with persons not involved with service tasks. <Procedure> 1. Confirm that the Initialize Screen displays.
Page 201: Summary Of The Maintenance Mode
FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 3-2. Summary of the Maintenance Mode READY MAIN MENU MAINTENANCE MAINTENANCE MAINTENANCE MAINTENANCE RESTORE PASSWORD REGIST ROLLER TRANSFER POWER 3-3. Maintenance Menu MAINTENANCE MAINTENANCE REGIST ROLLER TRANSFER POWER REGIST ROLLER...
Page 202: Contents Of Maintenance Mode
FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 3-4. Contents of Maintenance Mode REGIST ROLLER Item Purpose SETTINGS/CAUTIONS This changes the speed • The setting value is 0 or +1. of the paper feed drive PAPER SPEED • Select with the...
Page 203: Update Firmware
FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 UPDATE FIRMWARE 4-1. Update using IEEE-1284 Parallel Cable NOTE • Ensure appropriate security for Tech. Rep. mode function settings. Do not share with any persons not involved in service tasks.
Page 204 FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 8. The following message displays on the Control Panel to confirm Firmware Update comple- tion. C4134S035CA 4134S515AA 9. Turn the Main Switch on the Printer ON/OFF. S-24...
Page 205: Network Cable (Ftp) Update
FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 4-2. Network Cable (FTP) Update NOTE • Ensure appropriate security for Tech. Rep. mode function setting procedures. Do not share with any persons not involved in service tasks. 1. Turns the Main Switch on the Printer OFF.
Page 206: When Update Fails
FrameMaker Ver.6E (PC) magicolor 7300 Control PANEL/Panel Menu Operations 02.08.08 12. The following message displays on the Control Panel to confirm Firmware Update comple- tion. C4134S035CA 4134S515AA 13. Turn the Main Switch on the Printer ON/OFF. 4-3. When Update Fails •...
Page 207: Troubleshooting
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.10.04 TROUBLESHOOTING...
Page 208: Introduction
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 INTRODUCTION • Information required for troubleshooting and steps that must be performed are described in this Chapter. 1-1. Checking the electrical components • If a paper misfeed or malfunction occurs, perform the following operation to check the condition of the electrical components.
Page 209: Switch
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 Switch Step Check Item Result Action Replace the switch. Does the input signal (NO) of the master board change from L to H when the switch is turned on? Replace the control board.
Page 210: Clutch
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 Clutch Step Check Item Result Action Replace the control board. Does the output signal of the master board change from H to L when the clutch is activated? Replace the clutch. 4025T528AA Motor...
Page 211 FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 Step Check Item Result Action Does the input signal of the master board change YES Replace the motor. from H to L when the clutch is activated? Replace the (Input signals differ according to the direction of control board.
Page 212: System Control Block Diagram
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 1-2. System Control Block Diagram • Understanding the system control block diagram will help make the troubleshooting pro- cedures for paper misfeeds, malfunctions, and image problems easier. Control Panel Controller Board PH Assy...
Page 213: Jam
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 2-1. Initial Check Items • When a paper misfeed occurs, first make checks of the following initial check items. Check Item Action Does paper meet product specifications? Change paper. Change paper. Is paper curled, wavy, or damp.
Page 214: Misfeed Display
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 2-2. Misfeed Display • When a paper misfeed occurs a message is displayed on the Control Panel. C4134S037CA Display Misfeed Location Action MEDIA JAM 1st Drawer Paper Take-Up Section TRAY1 MEDIA JAM 2nd Drawer Paper Take-Up Section...
Page 215: Misfeed Detecting Sensor Layout
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 2-3. Misfeed Detecting Sensor Layout • When the Duplex Unit, Manual Bypass Unit and 3rd and 4th Drawers have been mounted. Exit Detecting Sensor (PC4) Duplex Door Detecting Sensor (PC6) Synchronizing Roller Sensor (PC2)
Page 216: Misfeed Detection Timing/Troubleshooting Procedures
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 2-4. Misfeed Detection Timing/Troubleshooting Procedures Misfeed in the 1st Drawer Paper Take-Up Section <Detection Timing> Type Description Paper Take- If the leading edge of the paper does not block the synchronizing sensor Up Section (PC2) after the paper begins to feed.
Page 217: 2Nd Drawer Paper Misfeed
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 2nd Drawer Paper Misfeed <Detection Timing> Type Description Paper Take- If the 2nd Drawer Paper Take-Up sensor (PC101) is not blocked after a Up Section predetermined period of time lapses once the paper begins to feed.
Page 218: 3Rd And 4Th Drawers Paper Take-Up Section Misfeed (Optional
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 3rd and 4th Drawers Paper Take-Up Section Misfeed (Optional) <Detection Timing> Type Description Paper Take- If the 3rd or 4th Drawer Paper Take-Up Sensor (PC101) is not blocked after Up Section a predetermined period of time lapses once the paper begins to feed.
Page 219: Manual Bypass Take-Up Misfeed (Optional
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 Manual Bypass Take-Up Misfeed (Optional) <Detection Timing> Type Description Manual If the Synchronizing Roller Sensor (PC2) is not blocked after a bypass paper predetermined period of time lapses once the paper begins to feed.
Page 220: Duplex Paper Take-Up Section Misfeed (Optional
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 Duplex Paper Take-up Section Misfeed (Optional) <Detection Timing> Type Description Duplex Paper If the leading edge of the paper does not block the Synchronizing Sensor Take-Up (PC2) after a predetermined period of time lapses once the paper begins Section to feed again.
Page 221: Duplex Transport Section Misfeed (Optional
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 Duplex Transport Section Misfeed (Optional) <Detection Timing> Type Description Even if after the paper has blocked the Duplex Door Detecting Sensor (PC6), the Duplex Door Detecting Sensor (PC6) is not blocked after a Duplex Unit predetermined period of time lapses.
Page 222: Vertical Transport Misfeed
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 Vertical Transport Misfeed <Detection Timing> Type Description 2nd Drawer The Synchronizing Roller Sensor (PC2) is not blocked even after the lapse of a given period of time after the 2nd Drawer Paper Take-Up Sensor (PC101) has been blocked by the paper.
Page 223 FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 • 3rd, 4thDrawer (optional) Relevant Electrical Parts 3rd Drawer Paper Take-Up Sensor (PC101) 4th Drawer Paper Take-Up Sensor (PC101) 3rd Drawer Paper Take-Up Clutch (CL101) 4thDrawer Paper Take-Up Clutch (CL101) 3rd Drawer Paper Take-Up Motor (M101)
Page 224: 2Nd Image Transfer Misfeed
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 2nd Image Transfer Misfeed <Detection Timing> Type Description The Synchronizing Roller Sensor (PC2) is not blocked even after a given period of time after the Synchronizing Roller Sensor (PC2) has been 2nd Image blocked by the paper.
Page 225: Fusing/Exit Misfeed
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 Fusing/Exit Misfeed <Detection Timing> Type Description The Exit Sensor (PC4) is not blocked even after the lapse of a given period of time after the Exit Sensor (PC4) has been blocked by the Fusing/Exit paper.
Page 226: Malfunctions
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 MALFUNCTIONS • The printer CPU performs a self-diagnostics function that, on detecting a malfunction, gives the corresponding malfunction code and maintenance call mark on the Touch Panel. C4134S029CA 3-1. Malfaunction Codes Referen Code...
Page 227 FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 2nd Image Transfer Roller Pressure/ 0094 XFER DETACH 2 T-32 Retraction failure Image Transfer Belt Pressure/Retraction 0096 XFER DETACH 1 T-32 Failure 0060 FUSER MOTOR Fusing Drive Motor Failure T-33 3020 PICK MOTOR...
Page 228: Malfunction Codes
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 3-2. Malfunction Detection Timing and Troubleshooting Proce- dure C15, C23, C24: Boot Flash ROM Access Failure <Detection Timing> Malfunction Description Code When Boot Flash ROM Read/Write cannot be performed. <Action> Relevant Electrical Parts...
Page 229: C50: Hdd Access Failure
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 C50: HDD Access Failure <Detection Timing> Malfunction Description Code When the Hard Disk and Controller Board (PWB-Z) cannot communicate. Data transfer from the hard disk is faulty. <Action> Relevant Electrical Parts Hard Disk...
Page 230: C02, C03: Ram Access Failure
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 C02, C03: RAM Access Failure <Detection Timing> Malfunction Description Code When the SDRAM DIMM and Controller Board (PWB-Z) cannot communicate. <Action> Relevant Electrical Parts SDRAM DIMM Controller Board (PWB-Z) WIRING DIAGRAM (Location) Step Action Ref.
Page 231: C13: Mac Address Error
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 C13: MAC Address Error <Detection Timing> Malfunction Description Code MAC Address is determined as incorrect. <Action> Relevant Electrical Parts Controller Board (PWB-Z) WIRING DIAGRAM (Location) Step Action Ref. Page Control Signal (Electrical Parts) Change PWB-IO.
Page 232: 13C8: New Transfer Belt Unit Resetting Failure
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 13C8: New Transfer Belt Unit resetting failure <Detection Timing> Malfunction Description Code A new installation is not cancelled when a new Transfer Belt Unit is 13C8 installed. <Action> Relevant Electrical Parts Control Board (PWB-A)
Page 233: 13D0: Eeprom Failure (Main Unit
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 (11) 13D0: EEPROM Failure (Main Unit) <Detection Timing> Malfunction Description Code 13D0 When a write error occurs while checking EEPROM in the Main Unit. <Action> Relevant Electrical Parts Control Board (PWB-A) WIRING DIAGRAM...
Page 234: 13E2: Flash Rom Write Failure
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 (13) 13E2: Flash ROM Write Failure <Detection Timing> Malfunction Description Code When the check sum value for the data transferred and the check sum 13E2 value obtained when the device is read after writing is complete do not match.
Page 235: 0010: Pu Drive Motor C/M/Y Failure
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 (15) 0010: PU Drive Motor C/M/Y Failure (16) 0017: PU Drive Motor Bk Failure <Detection Timing> Malfunction Description Code • The printer does not become ready even after the lapse of a predetermined period of time when the motor is turned ON.
Page 236: 3046: Fusing Cooling Fan Motor Failure
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 (17) 3046: Fusing Cooling Fan Motor Failure (18) 3047: PH Cooling Fan Motor Failure (19) 3048: PU Cooling Fan Motor Failure (20) 0040: Suction Fan Motor Failure (21) 004C: Ozone Fan Motor Failure (22) 004E: Power Supply Cooling Fan Motor Failure <Detection Timing>...
Page 237 FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 3047 WIRING DIAGRAM (Location) Step Action Ref. Page Control Signal (Electrical Parts) Check the motor connector for proper connection and correct — — — as necessary. Check the fan for possible overload and correct as —...
Page 238 FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 004C WIRING DIAGRAM (Location) Step Action Ref. Page Control Signal (Electrical Parts) Check the motor connector for proper connection and correct — — — as necessary. Check the fan for possible overload and correct as —...
Page 239: 0094: 2Nd Image Transfer Roller Pressure/Retraction Failure
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 (23) 0094: 2nd Image Transfer Roller Pressure/Retraction failure (24) 0096: Image Transfer Belt Pressure/Retraction failure <Detection Timing> Malfunction Description Code The 2nd Image Transfer Pressure/Retraction Sensor is not activated 0094 after the 2nd Image Transfer Roller retracts.
Page 240: 0060: Fusing Drive Motor Failure
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 (25) 0060: Fusing Drive Motor Failure (26) 3020: Paper Take-Up Drive Motor Failure (27) 3021: Transport Drive Motor Failure (28) 3022: Duplex Unit Drive Motor Failure (29) 3023: Manual Bypass Unit Paper Take-Up Motor Failure <Detection Timing>...
Page 241 FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 3020 WIRING DIAGRAM (Location) Step Action Ref. Page Control Signal (Electrical Parts) Check the motor connector for proper connection and correct — — — as necessary. Check the motor for proper drive coupling and correct as —...
Page 242: 0250: Power Supply (24 V) Failure
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 3023 WIRING DIAGRAM (Location) Step Action Ref. Page Control Signal (Electrical Parts) Check the motor connector for proper connection and correct — — — as necessary. Check the motor for proper drive coupling and correct as —...
Page 243: 0300: Polygon Motor Failure
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 (31) 0300: Polygon Motor Failure <Detection Timing> Malfunction Description Code • After the Polygon Motor is started, the Spindle Alarm Signal (SPALM) is not cancelled even after a predetermined period of time has lapsed.
Page 244: 0500: Heating Roller Warm-Up Failure
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 (33) 0500: Heating Roller Warm-Up Failure (34) 0501: Fusing Pressure Warm-Up Failure (35) 0510: Heating Roller abnormally low temperature (36) 0511: Fusing Pressure Roller abnormally low temperature (37) 0520: Heating Roller abnormally high temperature (38) 0521: Fusing Pressure Roller abnormally high temperature <Detection Timing>...
Page 245: Ffff: I/F Communication Failure
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 (39) FFFF: I/F Communication Failure <Detection Timing> Malfunction Description Code FFFF Engine I/F Communication Failure Detected <Action> Relevant Electrical Parts Flat Cable (CNLC) Control Board (PWB-A) Controller Board (PWB-Z) WIRING DIAGRAM (Location) Step Action Ref.
Page 246: Power Supply-Related Malfunctions
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 POWER SUPPLY-RELATED MALFUNCTIONS 4-1. Printer is not energized at all Relevant Electrical Parts Control Board (PWB-A) DC Power Supply 1 (PU1) WIRING Step Check Item DIAGRAM Result Action (Location) Check wiring Is power voltage supplied across...
Page 247: Other Precautions
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 OTHER PRECAUTIONS 5-1. Emergency Stop Error Door Open Error Error Release Message Detection Timing Conditions COVER OPEN The Right Door Open Signal is continuously Close the Right Door. CHECK SIDE detected for more than a predetermined DOOR period of time.
Page 248: Print Prohibition Error
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 5-2. Print Prohibition Error Error Release Message Detection Timing Conditions When the waste toner bottle is full of waste After replacing the WASTE TONER toner. waste toner bottle, close FULL REPLACE the front door or turn the Power Supply ON.
Page 249: Image Problem
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 IMAGE PROBLEM 6-1. Troubleshooting Procedure by a Particular Image Quality Problem IR System: white lines in FD, white bands in FD, colored lines in FD, and col- ored bands in FD <Typical Faulty Images>...
Page 250 FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 Fuser Unit 10 Fusing Entrance Guide YES Clean. Plate is dirty or damaged. Replacing the Fuser Unit. 11 Fusing Paper Separator YES Replacing the Fuser Unit. Fingers are dirty. 12 The problem has been...
Page 251: White Lines In Cd, White Bands In Cd, Colored Lines In Cd, And Colored Bands In Cd
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 white lines in CD, white bands in CD, colored lines in CD, and colored bands in <Typical Faulty Images> White lines in White bands Colored lines Colored 4011T016AA 4011T021AA 4011T018AA 4011T022AA <Troubleshooting Procedure>...
Page 252: Uneven Fd Density
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 Uneven FD Density <Typical Faulty Images> 4011T031AA 4011T042AA 4004T011AA <Troubleshooting Procedure> Section Step Check Item Result Action The surface of the PC YES Change the PU. Drum is scratched. Dirty on the outside.
Page 253: Uneven Cd Density
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 Uneven CD Density <Typical Faulty Images> 4011T032AA 4011T043AA <Troubleshooting Procedure> Section Step Check Item Result Action The surface of the PC YES Change the PU. Drum is scratched. Dirty on the outside. YES Clean.
Page 254: Low Density (Lowered Id
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 Low Density (lowered ID) <Typical Faulty Images> 4011T003AA <Troubleshooting Procedure> Section Step Check Item Result Action Dirty on the outside. YES Clean. PH Unit The surface of the window YES Clean. is dirty.
Page 255: Gradation Failure
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 Gradation Failure <Typical Faulty Images> 4011T034AA 4011T029AA <Troubleshooting Procedure> Section Step Check Item Result Action Dirty on the outside. YES Clean. PH Unit The surface of the window YES Clean. is dirty. D-32DISASSEMBLY/REAS-...
Page 256: Color Reproduction Failure
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 Color Reproduction Failure <Typical Faulty Images> 4011T050AA <Troubleshooting Procedure> Section Step Check Item Result Action Paper Paper is damp. YES Change paper to one just unwrapped from its package. Install Paper Dehumidifying Heater.
Page 257 FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 Foggy Background <Typical Faulty Images> 4011T004AA <Troubleshooting Procedure> Section Step Check Item Result Action The surface of the PC YES Change the PU. Drum is scratched. Dirty on the outside. YES Clean. Connectors and contact Clean contact terminals.
Page 258: Void Area, White Spots
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 Void area, white spots <Typical Faulty Images> Void areas White spots 4011T008AA 4011T030AA <Troubleshooting Procedure> Section Step Check Item Result Action The surface of the PC YES Change the PU. Drum is scratched.
Page 259: Faulty Image
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 (10) Faulty Image <Typical Faulty Images> Typical Faulty 4011T046AA <Troubleshooting Procedure> Section Step Check Item Result Action PH Unit The surface of the Window YES Clean. is dirty. D-32DISASSEMBLY/REAS- SEMBLY Dirty on the outside.
Page 260: Blank Copy, Black Copy
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 (11) Blank Copy, Black Copy <Typical Faulty Images> Blank copy Black copy 4011T035AA 4011T036AA <Troubleshooting Procedure> Section Step Check Item Result Action Image A blank copy occurs. YES Check PH Unit connector for Check proper connection.
Page 261: Color Shift Failure
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 (12) Color Shift Failure <Typical Faulty Images> 4011T049AA <Troubleshooting Procedure> Section Step Check Item Result Action Transfer Fingerprints, oil, or other YES Clean with specified solvent. Belt Unit foreign matter is evident on D-31DISASSEMBLY/REAS- the Transfer Belt.
Page 262: Colored Spots
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 (13) Colored Spots <Typical Faulty Images> 4011T027AA <Troubleshooting Procedure> Section Step Check Item Result Action Are the colored spots mono YES Replace the PU. color? The surface of the PC YES Replace the PU.
Page 263: Poor Fusing Performance, Offset
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 (14) Poor Fusing Performance, Offset <Typical Faulty Images> Poor fusing Offset 4004T002AA 4004T003AA <Troubleshooting Procedure> Section Step Check Item Result Action Paper Does paper meet product Change paper. specifications? The problem has been Replacing the Fuser Unit.
Page 264: Brush Effect, Blurred Image
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 (15) Brush Effect, Blurred Image <Typical Faulty Images> Brush effect Blurred image 4004T004AA 4011T046AA <Troubleshooting Procedure> Section Step Check Item Result Action Paper Paper is damp. YES Change paper to one just unwrapped from its package.
Page 265: Back Marking
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 (16) Back Marking <Typical Faulty Images> 4011T009AA 4011T051AA <Troubleshooting Procedure> Section Step Check Item Result Action Paper path There is foreign matter on YES Remove foreign matter. paper path. Fuser Unit Fusing Entrance Guide YES Clean or change.
Page 266: Uneven Pitch
FrameMaker Ver.6E (PC) magicolor 7300 TROUBLESHOOTING 02.08.08 (17) Uneven Pitch <Typical Faulty Images> 38 mm Uneven Pitch 61 mm Uneven Pitch 76 mm Uneven Pitch C4134S041AA C4134S042AA 4134T006AA <Troubleshooting Procedure> Section Step Check Item Result Action Image Periodic Occurrence of...
Page 267 WIRING DIAGRAM...
Page 270 BASIC CIRCUIT DIAGRAM...

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