Ricoh Aficio MP 1600L2 Field Service Manual page 166

5. System Maintenance
Test Patterns Using VCU
7 Alternating Dot Pattern
8 Isolated one dot
9 Black Band (Horizontal)
10 Trimming Area
11 Argyle Pattern (Single Dot)
12 Grayscales (Horizontal)
13 Grayscales (Vertical)
14 Grayscales (Vertical/Horizontal)
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15 Grayscales (Vertical/Horizontal Overlay)
16 Grayscales With White Lines (Horizontal)
17 Grayscales with White Lines (Vertical)
18 Grayscales with White Lines (Vertical/Horizontal)
Test Patterns Using IPU
No. Pattern
30 Vertical Lines (Single Dot)
31 Horizontal Lines (Single Dot)
32 Vertical Lines (Double Dot)
33 Horizontal Lines (Double Dot)
34 Isolated Four Dots
35 Grid Pattern (Double Dot)
36 Black Band (Vertical, 1024 Dots)
37 Grayscales (Horizontal, 512 Dots)
38 Grayscales (Vertical, 256 Dots)
39 ID Patch
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