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5 adjusting the sensitivity of paper sensor – Citizen Systems CT-S2000DCL User Manual

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3 Save the selected Paper Type to the Printer.

Open and close the printer cover. By this operation, selected paper type is stored in
the printer memory and the Selecting Paper Type mode is terminated.
Since then, "P.Length Set" of Memory switch 4-1 becomes disable.
When closing the printer cover during the setting a black mark paper or label paper
in the printer, paper length is measured, and the result will be printed out.

* When paper detection error occurs at the measurement of paper length,

automatically enters paper sensor adjustment mode. Adjust the sensor in
accordance with “5.5 Adjusting the Sensitivity of Paper Sensor”.

5.5 Adjusting the Sensitivity of Paper Sensor

Before using black mark paper (BM paper) or label paper, adjust the sensitivity of the
paper sensor by using actual paper.

1 Enter Adjusting Paper Sensor mode.

Open the printer cover, remove paper, and then set the printer power switch to ON.
Here, POWER LED and ERROR LED go on with the buzzer sound. Then close the
printer cover while pressing the FEED button. The ERROR LED starts blinking with
the buzzer sound.

2 Set paper to the printer.

This printer has three types of built-in paper sensors.
In case of label, set it so that label is positioned on the label light receiving sensor
and label light emitting sensor. In case of black mark paper, set it so that the printable
portion (other than black mark) is positioned on the black mark sensor. With this
state kept, closing the printer cover causes ERROR LED to blink with the buzzer
sound.

Label light emitting sensor

Label light receiving sensor

Black Mark sensor(BM1)

3 Adjust the sensitivity of the paper sensor and measure the length of paper.

Pressing the FEED switch causes label to be fed and paper sensor sensitivity
adjustment and paper length measurement are carried out automatically. If the FEED
button
is pressed during the paper measuring, the result will be printed out as follows,
and the printer memory switch will be initialized.

* The measuring result is a reference value

Label Length

: XXXmm

Gap Length

: XXmm

showing a label length

showing a gap between labels

< Example of label measuring result >

2 Select Paper Type.

Press the FEED button to match the paper type loaded to the LED indications in the
table below. (Refer to the table below.)

Green lit

(OFF)

(OFF)

Red lit

Green lit

Red lit

Label

Thermal paper roll

Black mark paper

POWER LED

ERROR LED

Black Mark sensor(BM2)

Black Mark sensor(BM3)