HP Laserjet 4200 Printer
Error Codes and Support
DISK ISWRITE PROTECTEDalternates withReadyFor menus press "CheckMark Icon"
The file system device is protected and no
new files can be written to it.
1 To enable writing to the disk, turn off
the write protection by using the device
storage manager in HP Web Jetadmin.
2 Press (SELECT or MENU button) to
continue.
Call for Assistance 844-755-3000