Parts numbers:
604K57380, 604K57381, 604K57382, 604K57383, 604K57384, 604K57385, 604K5736,604K573897, 604K57388, 604K57389, 064K93635, 064K93637, 064K93638, 064K93639

Common error codes:
Repeating defect at almost the second page of any print out
Getting errors 394.324 belt home fail too long
394.420 IBT unit end warning
The belt is torn or leaving scratch like marks on all the images (usually the belt is worn out)

Compatible models:
Phaser 7800DN
Phaser 7800DX
Phaser 7800GX
WorkCentre 7525
WorkCentre 7530
WorkCentre 7535
WorkCentre 7545
WorkCentre 7556
WorkCentre 7830
WorkCentre 7835
WorkCentre 7845
WorkCentre 7855