Citizen CT-S801 - Black Mark Paper Specifications; Black Mark Paper Dimensions; Black Mark Paper Cautions

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c) Black mark paper
Note:
*:3-inch type only
(Unit: mm)
Mark Item
Dimensions
M1 M2*
A Right edge of black mark 13.4 or more 79 or more
B Left edge of black mark 0.4 or less 67.7 or less
C Black mark height 5
D Cut position in black mark 2.5
ETop margin 6.5
F Black mark pitch 30 to 300
G Bottom margin 9
CAUTION
 The black mark PCS value should be at least 0.90.

Concerning the accuracy of feeding with black mark detection, allow for an error of ±2 mm from
the reference print position, or for a maximum error of -5% from the value set for the print length.
 The print area is as shown in the illustration above when black marks are being used.
Make sure to allow for adequate margins. The printer will perform a page skip
operation if the print data runs outside of the print area.
 When pre-printing on black mark paper, print outside of the area detected by the black
mark sensor.
B
DC
F
G
E
A
Paper feeding
direction
Cut position
Black mark (printed on the reverse)
Printable area