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3.6 Self-test
To initiate the self-test mode, press the MENU button to advance the selection to
Printer Test. Press the EXE button to enter the submenu and press the MENU
button to advance the selection to Printer Config. Press EXE button to print the
printer’s internal settings. During self-test, a check pattern is used to check the
performance of the thermal print head. Following the check pattern, the printer
prints internal settings as listed below:
Figure 17: Printout of self-test
3.7 Dump Mode
To enter dump mode, press the MENU button to select the Printer Test menu.
Press EXE then SELECT until Dump Mode Off is displayed. Press INC to
change the display to Dump Mode On. In this mode, any character sent from the
host computer will be printed in two columns as shown in Figure 18.
On the left side of the paper are the characters received, and on the right side
are the corresponding hexadecimal values. This is used for verification of
programming commands or debugging of printer programs. Reset the printer
by pressing the FEED button.
Print head check pattern
Firmware version
Firmware checksum
Printed mileage (meter)
Serial port configuration
Country code
Print speed (inch/sec)
Print darkness
Label size (inch)
Gap distance (inch)
Gap/black mark sensor sensitivity
Numbers of download files
Total & available memory space