72
Chapter 3 Advanced Usage
3
Self-test Mode
You can check the following items using the self-test.
Product name
Control firmware version
Product serial number
Interface information
Customer display setting
Built-in character fonts
Automatic line feed setting
Print density setting
Usable device
Recovery point information
Maintenance information
DIP switch settings
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.
