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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
Connection to the TM printer
Setting of the TM printer DIP
switches
Customer display connect port
Rev. C
Condition
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.
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.
When testing the customer display, connect the customer display to the
customer display port.
IR-320 Technical Reference Manual
Device Diagnostics Utility 6-1
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