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Chapter 3 Advanced Usage
Self-test Mode
You can check the following items using the self-test.
• Product name
• Firmware version
• Product serial number
• Interface type
• Peripheral device information
• Resident fonts
• Maintenance counter information (head running length, number of times of autocutting)
Follow the steps below. You can also run the self-test using the ESC/POS commands.
1
Close the roll paper cover.
2
While pressing the Feed button, turn on the printer. (Hold down the Feed button
until printing starts.)
After printing the current print status, a Continuing self-test guidance is printed, and the Paper LED
flashes.
3
Briefly press the Feed button (less than one second) to continue the self-test.
The printer prints a rolling pattern on the roll paper, using the built-in character set.
After “*** completed ***” is printed, the printer initializes and switches to standard mode.
NV Graphics Information Print Mode
Prints the following NV graphic information registered to the printers.
• Capacity of the NV graphics
• Used capacity of the NV graphics
• Unused capacity of the NV graphics
• Number of NV graphics that are registered
• Key code, number of dots in X direction, number of dots in Y direction to be defined.
• NV graphics data
Follow the steps below.
1
After running a self test, hold down the Feed button for at least one second, and then
select the Mode selection.
The Mode selection guidance is printed, and the Paper LED flashes.
For details on NV graphics, see "NV Graphics Memory" on page 23.
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