HP 4550 Service Manual - Page 269
Imaging drum exposed to light proportions not to scale, Table 7-9, Defect spacing chart, Consumable
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Table 7-9 Defect spacing chart Consumable Roller Drum Charge roller Imaging drum Developer Black developer Color developer Fuser ITB ICL roller Transfer roller Distance 40 mm (1.6 in) 152 mm (6 in) 37 mm (1.5 in) 30 mm (1.2 in) 131 mm (5.2 in) 40 mm (1.6 in) 53 mm (2.1 in) Figure 7-9 Imaging drum exposed to light (proportions not to scale) C7085-90921 Chapter 7 Troubleshooting 267
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C7085-90921
Chapter 7 Troubleshooting
267
Figure
7-9
Imaging drum exposed to light (proportions not to scale)
Table 7-9
Defect spacing chart
Consumable
Roller
Distance
Drum
Charge roller
40 mm
(1.6 in)
Imaging drum
152 mm
(6 in)
Developer
Black developer
37 mm
(1.5 in)
Color developer
30 mm
(1.2 in)
Fuser
131 mm
(5.2 in)
ITB
ICL roller
40 mm
(1.6 in)
Transfer roller
53 mm
(2.1 in)