- Open the controller box. (Opening the Controller Box)
- Remove the controller box cover and the inner cover. (Removing the Controller Box Cover, Inner Cover)
- Locate the fan.
- Disconnect the fan inside the controller box [A] (
x1). - Disconnect the fan [B] (
x2).
- Remove the fan.
Expand All
- Read This First
- Product Information
- Installation
- Preventive Maintenance
- Replacement and Adjustment
- General Cautions
- Cautions for This Machine
- Special Tools and Lubricants
- Common Procedures
- Operation Panel
- ADF (Copier)
- Scanner Unit (Copier
- Laser Unit
- Toner Supply
- Around the Drum
- ITB Unit
- ITB Cleaning Unit
- Paper Trays 1, 2, 3
- Vertical Transport Unit
- Registration Unit
- Paper Transfer Roller (PTR) Unit
- Paper Transport Belt (PTB) Unit
- Fusing Unit
- Fusing Unit, Fusing Cleaning Unit Removal
- Periodic Cleaning
- Periodic Lubrication
- Heating Roller Fusing Lamps
- Hot Roller, Heating Roller, Fusing Belt
- Cleaning, Lubrication before Re-assembly
- Pressure Roller Strippers, Fusing Path Sensors, Anti-static Brushes
- Pressure Roller Fusing Lamp, Pressure Roller
- Thermostats, Thermistors, NC Sensors
- Thermopile
- Pressure Roller Lift Sensors
- Fusing Motor, Pressure Roller Lift Motor
- Fusing Cleaning Unit
- Main Machine Thermistor
- Invert, Duplex, Exit Unit
- Used Toner Path
- Filters
- Fans (Main Machine)
- Boards, HDD, Breaker Switch
- System Maintenance Reference
- Troubleshooting
- Servicing
- Self-Diagnostic Mode
- SC Code Descriptions
- SC100
- SC200
- SC300
- SC400
- SC500
- SC600
- SC700
- SC700
- SC700
- SC700
- SC700
- SC800
- SC900
- Image Quality Problems
- Fusing Problems
- Paper Delivery Problems
- Peripheral Unit Troubleshooting
- Finisher SR5050/SR5060
- Multi-Folding Unit
- Ring Binder Recognition: SC756-48
- Vacuum Feed LCIT
- Frequent Double Feeds, Failures to Feed
- Double-Feeding (J099, J470, J471, J485, J486)
- J430, J431,J445, J446, J460, J46
- Attaching the Magnetic Strip to the End Fence
- Clean Suction Fan Filter
- Cleaning the paper feed belt
- No Feeding
- Excessive Shift or Skew, Image Skew on Paper
- Folded Corners with Thin Paper
- Stack Remains Up
- Shift Over, Over Skew, Image Skew
- Adjusting Tray Side-to-Side Registration
- Correcting Skew
- High Capacity Stacker
- Punch Unit
- Improving Throughput
- Other Problems
- Paper Transport Roller/Rib Maps
- Jam Detection
- Fuses
- LEDs
- Detailed Description