
- Unplug the main machine power cord before you do the following procedure.

- Turn off the power of the main unit when connecting the Bluetooth unit. Do not attach or remove the Bluetooth unit while the power of the main unit is turned on.

- To prevent damage to the controller box, always work carefully.
- Never put your hand or a tool into the box when you remove the controller box or install an option.
- To prevent damage to the circuits on the boards, always touch a metal surface to discharge static charge from your hands before you handle a board.
- Insert the Bluetooth unit into either USB Host Interface socket [A].

- Make sure that the machine recognizes the option:
[User Tools] > Printer Features > List/Test Print > Configuration Page
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