From the printer control panel, select Continue to clear the message. For non-touch-screen printer models, press
to confirm.
Complex page, some data may not have printed [39]
Try one or more of the following:
• From the printer control panel, select Continue to ignore the message and continue printing. For non‑touch‑screen
printer models, press
to confirm.
• Cancel the current print job. For non‑touch‑screen printer models, press to confirm.
• Install additional printer memory.
Defective flash detected [51]
Try one or more of the following:
• Replace the defective flash memory card.
• From the printer control panel, select Continue to ignore the message and continue printing. For non‑touch‑screen
printer models, press
to confirm.
• Cancel the current print job.
Disk must be formatted for use in this device
From the printer control panel, select Format disk to format the printer hard disk and clear the message. For non-
touch-screen printer models, press
to confirm.
Note: Formatting deletes all the files stored in the printer hard disk.
Error reading USB drive. Remove USB.
An unsupported USB device is inserted. Remove the USB device, and then insert a supported one.
Error reading USB hub. Remove hub.
An unsupported USB hub has been inserted. Remove the USB hub, and then install a supported one.
Fax memory full
From the printer control panel, touch Continue to clear the message.
Troubleshooting 242