Memo
If you cannot solve a problem with the following solutions, contact your dealer.
B4400, B4400L/B4600, B4600L User’s Guide – About this manual 10 ABOUT THIS MANUAL This manual is the user’s guide (check the Oki Printing Solutions website, www.okiprint ingsolutions.com, for the most up-to-date version) for your printer and forms part of the overall user support listed below. View and Download Oki B4400 user manual online. Monochrome page printer. B4400 printer pdf manual download. Also for: B4550, B4600, B4500, B4400n, B4500n, B4550n.
Nothing is displayed on the display screen after turning the machine on.
Cause | Solution | Reference |
|---|---|---|
The power cord is unplugged. | Turn the machine off, and then plug in the power cord firmly. | |
The power is out. | Check whether the power is supplied to the outlet. | - |
Cause | Solution | Reference |
|---|---|---|
The power cord is not firmly plugged in. | Plug in the power cord firmly. | |
The machine is turned off. | Turn the machine on. |
The power switch LED lamp quickly flashes at approximately 0.3-second intervals.
Cause | Solution | Reference |
|---|---|---|
A malfunction may occur in the machine. | Unplug the power cord immediately, and then contact your dealer. | - |
The power switch LED lamp and the (POWER SAVE) button light and nothing is displayed on the display screen.
Cause | Solution | Reference |
|---|---|---|
The screen saver screen is displayed on the display screen. | Press the (POWER SAVE) button. |
Oki B4400 Printer Driver
Cause | Solution | Reference |
|---|---|---|
The belt unit and image drums are not properly installed. | Remove the four image drums, and then remove and correctly reinstall the belt unit. | |
The blue lever of the toner cartridge is not set to the proper position. | Turn the blue levers until their tops align with the protrusions in the back of the toner cartridges. |
Cause | Solution | Reference |
|---|---|---|
An error is displayed. | Check the error code, and then follow the on-screen instructions. | |
A LAN cable or USB cable is unplugged. | Plug in a LAN cable or USB cable firmly. | |
There may be a problem with a LAN cable or USB cable. | Use another LAN cable or USB cable. | - |
A LAN cable or USB cable does not meet the standard. |
| - |
There may be a problem with the print function. | Press the button on the operator panel to select [Setting] > [Reports] > [Configuration], and print out the configuration list to check the printing performance. | |
A communication protocol is disabled. | Press the button on the operator panel to select [Setting] > [Admin Setup] > [Network Menu] > [Network Setup] > [Network Setting], and then enable the communication protocol that you are using. | - |
A printer driver is not selected. | Right-click the [OKI C532] icon on the [Devices and Printers] folder, and then select [Set as Default Printer]. | - |
The output port of the printer driver is incorrect. | Specify the output port for connecting a LAN cable or USB cable. | - |
Cause | Solution | Reference |
|---|---|---|
The machine is in Sleep mode or Deep Sleep mode. | Check the (POWER SAVE) button flashes, and then start the machine by pressing the (POWER SAVE) button. |
Cause | Solution | Reference |
|---|---|---|
A LAN cable or USB cable is damaged. | Connect a new cable. | - |
The time-out period set on the computer has elapsed. | Set a longer time-out period. | - |
Cause | Solution | Reference |
|---|---|---|
The machine is inclined. | Place the machine on a flat surface. | - |
There are waste paper or foreign objects inside the machine. | Check inside the machine, and then remove any objects. | - |
The output tray is opened. | Close the output tray. |
Cause | Solution | Reference |
|---|---|---|
The machine is printing on heavy or light paper when the temperature inside is high. | This is not a malfunction. You can proceed with the operation. | - |
Cause | Solution | Reference |
|---|---|---|
The machine is warming up to exit Power Save, Sleep mode, or Deep Sleep mode. | You can set to extend the time of period for entering Power Save mode, Sleep mode or Deep Sleep mode by following the procedure below. Press the button on the operator panel, select [Setting] > [Admin Setup] > [Manage Unit] > [Power Save] > [Power Save Time] or [Sleep Time]. | |
The machine may be cleaning the image drum. | Wait for a while. | - |
The machine is adjusting the temperature of the fuser unit. | Wait for a while. | - |
The machine is processing data from another interface. | Wait until printing is completed. | - |
Cause | Solution | Reference |
|---|---|---|
The temperature inside the machine rises due to continuous printing for a long time, resulting in the temperature being adjusted. | Wait for a while. When the machine reaches the suitable temperature, printing restarts automatically. | - |
The specified settings such as the time setting have been erased.
Cause | Solution | Reference |
|---|---|---|
The machine is left turned off for a long time, or turn the machine on and off every time you use the machine. | The battery may reach its lifetime. Contact your dealer. | - |
Cause | Solution | Reference |
|---|---|---|
The print data is complicated. | Simplify the print data. | - |
Cause | Solution | Reference |
|---|---|---|
The WSD port is used. | Change the print port to Standard TCP/IP Port. | - |
Cause | Solution | Reference |
|---|---|---|
Printing process is also processed in the computer. | Use a computer with faster processing speed. | - |
You have selected [Fine / Detail (1200x1200)] on the [Job Options] tab of the printer driver. | Select [Nomal (600x600)] or [Draft (600x600)] on the [Job Options] tab of the printer driver. | - |
The print data is complicated. | Simplify the print data. | - |
Cause | Solution | Reference |
|---|---|---|
The printer driver may not be operating correctly. | Uninstall the printer driver, and then install it again. |
Oki B4400 Printer Troubleshooting
Cause | Solution | Reference |
|---|---|---|
If the machine is not used for a certain period of time (the factory default is 4 hours), the machine turns off automatically. This function is called Auto Power Off. | Press the button on the operator panel to select [Setting] > [Admin Setup] > [User Install] > [Power Setup] > [Auto Power Off], and then disable the function. |
Oki B4400 Printer Manual
Cause | Solution | Reference |
|---|---|---|
The IP address is incorrect. | Check the IP address to the machine, and then enter proper value. | |
The LAN cable is disconnected. | Make sure that the LAN cable is securely connected. |