Ricoh D131 Service Manual page 362

Test Pattern Printing
No.
8 Grid Pattern (1-dot): 3ch
9 Grid Pattern (1-dot pair)
10 Checkered Flag Pattern
11 Horizontal Line (2-dot)
12 Vertical Line (2-dot)
13 Horizontal Line (1-dot)
14 Vertical Line (1-dot)
15 Cross Stitch (Horizontal)
16 Cross Stitch (Vertical)
17 Argyle Pattern
18 Trimming Area
19 Full Dot Pattern
20 Black Band (Vertical)
21 Black Band (Horizontal)
22 Stair
23 Blank Image
24 Grid Pattern (1-dot): 0ch (with external data)
25 Trimming Area (with external data)
26 Argyle Pattern (with external data)
27 Outside Data
D131/D132/D133
Test Pattern
5-10 SM