Ricoh C211 Service Manual page 437

10-2. Input/Output Signal Make-up P.C.B.
Signal Name
1/0
Board Description
CN
No.
Level
M-DATAI I 001-5 BLACK : H Modulated command / Image data.
WHITE : L
M-DATA2
o 001-18 BLACK : H Edited image data.
WHITE : L
5 I 001-11 Outline image
Designation
I 001-9
Diagonal : H Designated function mode.
Closed : L
Pattern 1,2,4 I 001-6,7,8
Selection of the background pattern.
BCD 1,2,3,4 I 001-12, Editing mode.
13,14,15
Make-up PCB
o
001-19 USED : L Make-up PCB.
NOT USED: H
MTF-DATA I
001-10 BLACK : L
MTF image data. (Output 5 Data)
WHITE : H