Setting/Checking Modes; Self-Test Mode - Epson TM-T20II-i Technical Reference Manual
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Setting/Checking Modes
Besides the ordinary print mode, the printer has the following modes to set or check settings of the
printer.
• Self-test Mode
• Hexadecimal Dumping Mode
• NV Graphics Print Mode
• Receipt Enhancement Information Print Mode
• Software Setting Mode
Self-test Mode
You can confirm the following information by running the self-test mode.
• Control software version
• Receive buffer size
• Busy conditions
• Built-in character sets
• Print density
• Maintenance Information (Print head running length, count of autocutting)
Follow the steps below.
1
Close the roll paper cover.
2
While pressing the Feed button, turn on the printer. (Keep pressing the Feed
button until the printer starts printing.)
After the printer status is printed, the self-test printing continuance guidance is printed and
Paper LED flashes.
3
Press the Feed button for less than 1 second to continue the self-test.
Built-in characters are printed with rolling printing.
After printing "*** completed ***", the printer is initialized and enters the normal mode.
"Select Modes by pressing Feed Button.
Continue SELF-TEST
Mode Selection
Chapter 3
Application Development Information
: Less than 1 second
: 1 second or more"
3
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