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5-4-4. Black Mark Sensor Alignment Mode
1. Turn the printer off and unplug the power cord.
2. Place the printer upright as shown below to remove the screws and remove the dip switch cover from the bottom
of the printer. Be sure to place the printer upright because you will not be able to properly adjust the printer if it
is placed on its side.
3. Since it is adjusted by rotating the volume VR2, check the position of the volume. Prepare a small slotted
screwdriverthatwilltinthehole.
4. Set the roll paper not for black mark.
5. Enter the black mark sensor adjustment mode according to the procedure described "5-4. Adjustment Mode".
6. Rotate the volume VR2 using micro screwdriver, to adjust it to a position whereat both the ERROR (red LED)
and the POWER (green LED) lamps light.
7. Turn the power OFF.
This completes the black mark sensor adjustment.
81
Power OFF
VR2
VR1
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