Epson DM-D500 - Hardware; Interface Signal Wiring Block Diagram

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Appendix A Hardware
Hardware
This chapter describes the hardware of this product.
Interface Signal Wiring Block Diagram
The following shows the interface signal wiring block diagram of DM-D500 and DP-501.
Display
Display CPU
Switched by
DSW2-1
Level shifter
Display connector
Modular-8
Connector for display connection
Modular-8
TXD
DSR
DTR
RXD
DP-501
D-Sub 25 (female) connector
for host connection
D-Sub 9 (male) connector
for printer connection
TXD (2)
DSR (6)
DTR (20)
RXD (3)
RTS (4)
RESET (25)
TXD (3)
DSR (6)
DTR (4)
RXD (2)
RESET (9)
Connection switched
by JP1 and JP2
JP2
JP1
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