Paper Near End Position Adjustment; Power-On And Self-Test; Power-On; Print Self-Test Page - SNBC BTP-R681 User Manual

4.5 Paper near end position adjustment

Figure 4.5-1 Schematic drawing of paper near end position adjustment
The amount of remaining paper can be adjusted by adjusting the position of paper near end
sensor. Paper near end has three levels with the mark line (green in fact) showing the current
level, and the amount of remaining paper can be changed by rotating the paper near end
adjusting gear to change the position of the mark line.
Note: From level 1 to level 3 indicates that the paper remains of paper near end increases
gradually.

4.6 Power-on and self-test

4.6.1 Power-on

1) Ensure that the printer is connected to power;
2) Turn on the power switch to power on the printer.

4.6.2 Print self-test page

1) Ensure that the printer is connected to power, and that paper roll is installed;
2) Ensure that the power LED is off and the printer is under power-off condition.
3) Press the feed button while turning on the printer power, and then release the button. The
printer will print out configuration information and prompt characters "Press and Release
FEED key to print characters" and "Press and Hold FEED key to config the printer". Then
the printer enters pause status, and the error LED flashes;
4) Pressing the feed button momentarily, the printer will print out a character test sample, and
the printing of self-test page is completed. Pressing the feed button for a long time, the
printer will enter button configuration mode.
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BTP-R681 User's Manual