Epson TM-T88VI-iHUB, Справочное руководство

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Chapter 3 Advanced Usage
3
Self-test Mode
You can check the following items using the self-test.

Product name

Firmware version

Product serial number

Interface information

Resident fonts

Maintenance counter information (head running length, number of times of autocutting)
Follow the steps below.
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 Power 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 printer.

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
For details on NV graphics, see "NV Graphics Memory" on page 23 .