Rs-485 Serial Interface Circuit Board Parts Layout - Epson TM U200D - B/W Dot-matrix Printer Technical Manual

RS-485 Serial Interface Circuit Board Parts Layout

Appendix A-10
14
1
R2
CN1
R1
TP1
R6
U1
C5
R5 R18
1
1
R7 R15 TP2
15
14
30
29
25
13
R8
R9
R10
R14 R16 R19
R17
CN2
1
2
16
17
Rev. B