Print Quality Specifications; Print Quality Evaluation And Guaranteed Conditions; Print Alignment - Oki B6500 Service Manual

8. Print Quality Specifications

Specification values described below are the values within 95% in-spec rate.

8.1 Print Quality Evaluation and Guaranteed Conditions

Print quality shall include print alignment, print density, uniformity, resolution and other items.
Unless otherwise indicated, the following are the guaranteed conditions in simplex mode and in duplex
mode.
1. Environmental Conditions
a) Guaranteed print quality environment "at installation" (1-500 impressions)
Temperature: 18
Humidity: 20% RH - 60% RH
b) Guaranteed print quality environment "as used" (501 - 6,000/10,000/17,000 impressions)
Temperature: 10
Humidity: 15% RH - 85% RH
2. Guaranteed Paper
a) Skew
b) Perpendicularity
c) Linearity
d) Parallelism Accuracy
e) Lead Edge Registration
f) Side Edge Registration
g) Magnification

8.2 Print Alignment

Perpendicularity
Linearity
Parallelism Accuracy
Registration
Magnification
o o
C - 27 C
o o
C - 32 C
Item
Skew +/- 1.2mm maximum
+/- 0.8mm maximum
V +/- 0.5mm maximum
H +/- 0.5mm maximum
D +/- 1.2mm maximum
+/- 1.2mm maximum
Lead +/- 2.0mm maximum
Side +/- 2.5mm maximum
V
H
8 - 20
Chapter 8 Printer Specifications
Specification Evaluation Length
100 +/- 0.5%
100 +/- 0.5%
190mm
114.5mm
234mm
190mm
269mm
234mm
-
-
234mm
190mm