Epson IR-320, Technical Reference Manual

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Rev. C Device Diagnostics Utility 6-1
IR-320 Technical Reference Manual
Chapter 6
Device Diagnostics Utility
The communication line between the devices connected to the IR-320 can be tested with the
device self-diagnostic utility.
With the device self-diagnostic utility, the following tests can be performed.
❏
Connection condition of each device
❏
Printing test for the TM printer
❏
Display test for the customer display
❏
Operational test for the cash drawer
❏
Loop-back test for the serial ports
❏
Loop-back test for the LPT1 port
❏
Printing test for the printer connected to LPT1
Conditions for Running Device Diagnostics
If the following conditions are not satisfied, self-diagnosis for each device cannot be performed.
Table 6-1 Conditions
Setting Condition
Connection to the TM printer The TM printer needs to be connected to the IR-320 body. Even if you will not
test the TM printer, connect the TM printer to either the COM port or LPT1.
Setting of the TM printer DIP
switches Set the receive buffer to the maximum. Set the selection switch (connection/
non-connection of the customer display) to non-connection (if there is a
selection switch). If the TM printer does not have an ID function (ESC/POS
GS I
command), set the communication settings following the instructions below.
Baud rate:
9600 bps
Word length: 8 bits
Parity: None
See the instruction manual for the TM printer for the setup procedure.
Customer display connect port When testing the customer display, connect the customer display to the
customer display port.