Ricoh D069 Field Service Manual page 184

6. System Maintenance Reference
No. Pattern
0 (No print)
1 Vertical Lines (Single Dot)
2 Horizontal Lines (Single Dot)
3 Vertical Lines (Double Dot)
4 Horizontal Lines (Double Dot)
5 Grid Pattern (Single Dot)
6 Grid Pattern (Double Dot)
7 Alternating Dot Pattern
8 Isolated One Dot
9 Black Band (Horizontal)
6
10 Trimming Area
11 Argyle Pattern (Single Dot)
12 Grayscales (Horizontal)
13 Grayscales (Vertical)
14 Grayscales (Vertical/Horizontal)
15 Grayscales (Vertical/Horizontal Overlay)
16 Grayscales With White Lines (Horizontal)
17 Grayscales with White Lines (Vertical)
18 Grayscales with White Lines (Vertical/Horizontal)
No.
30 Vertical Lines (Single Dot)
31 Horizontal Lines (Single Dot)
32 Vertical Lines (Double Dot)
182
Test Patterns Using IPU
Pattern