Check up on toner level, maybe you need to replace the cartridge?
More Supplies To Buy Together With Muratec / Murata DK2550
More supplies for Murata Muratec MFX 1330, 1330D, 1430, 2030 and Murata Muratec F 300, 315, 520, 520D, 560, 565 that you can buy together with Muratec / Murata DK2550 Drum: