Epson TM-J7100 Developer's Manual page 46

Confidential
2
DTR/DSR 1
2
Y-connection
TM printer is connected to the host PC via serial port and the customer display (DM-D) is
connected to TM printer via modular connector.
Application
TM side control
control setting
XON/XOFF
DTR/DSR
(*) When RTS/CTS control is used between the TM and DM.
Note:
You need to use the UB-S09 interface when you use a modular connector.
On the DM-D (DM-D500 etc...) which has a DIP switch to select Y-type connection, confirm that the
DIP switch has been set to "Y-type connection: Enable."
Pass-through connections
The TM printer is connected to the customer display (DM-D) via a serial port, and the DM-D is
connected to the host PC via a serial port.
Note:
On the DM-D (DM-D500 etc...) which has DIP switch to select Y-type connection, confirm that the DIP
switch has been set to "Y-type connection: Disable."
2-14 Adjustments and Settings
DM-D500: A,B
Other DM-D: not available
—
—
XON/XOFF
(except OPOS)
Not available
—
—
Type A or B
Type A or B
DTR/DSR
(DOS, OPOS, Visual C)
—
Type B (*)
—
Type B
Type B
RTS/CTS
(DOS, Windows driver, Visual C,
Visual Basic, MSComm)
—
Type B
Rev. A