Epson TM-T88VI-iHUB, Reference Manual

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Chapter 3 Advanced Usage
3
Checking the print results
When the spooler is disabled
After printing, the job ID and print results are returned to the application. Also, when printing cannot be per-
formed, the job ID, print results, and error code are returned.
When the spooler is enabled

When print data cannot be spooled:
[JobID, Print result = false, Error code = EX_SPOOLER (spooler stopped)] is returned to the application.

When print data can be spooled:
After spooling the print data, [JobID, Print result = true] is returned to the application. Printing is not per-
formed at this point. Make an inquiry from the application to this product to confirm if printing was per-
formed.
Checking the print results from the application
If inquired of print result from the application, the product returns the following information.

Printing succeeded: [JobID, Print results = true]

Printing succeeded: [JobID, Print result = false, Error code = Printer status]

Printing or print forwarding: [JobID, Print result = false, Error code = Printing]
Setting Items

When this product is turned off, data in the spooler and the log storage area is cleared. For
detail, see
"Product Specifications" on page 123 .

When printing cannot be performed with this products spooler or print forwarding, the print
data is cleared. If printing has not been completed when checking in the application, we rec-
ommend reprinting.
Setting Items
Enabling / Disabling ePOS-Device Service

Enabling ePOS-Device Service
Web service

Enabling spooler
Print forwarding

Retry count

Forwarding message

Print forwarding route