Brother HL-7050 Series User Manual page 245

Bar code human readable line ON or OFF
n = 'r0' or 'R0
n = 'r1' or 'R1
Preset: Human readable line ON
(1) 'T5' or 't5'
(2) 'T6' or 't6'
(3) 'T130' or 't130'
(4) 'T131' or 't131'
Preset: Human readable line OFF
All others
This parameter shows whether or not the printer prints the human
readable line below the bar code. Human readable characters are
always printed with OCR-B font of 10 pitch and all the current
character style enhancements are masked. The factory setting is
determined by the bar code mode selected by 't' or 'T'.
Quiet zone
n = 'onnn' or 'Onnn' (nnn = 0 ~ 32767)
Quiet zone is the space on both sides of the bar codes. Its width can
be shown using the units that are set by the 'u' of 'U' parameter. (For
the description of 'u' or 'U' parameter, see the next section.) The
factory setting of the quiet-zone width is 1 inch.
Bar code, expanded character unit, line block drawing and box
drawing
n = 'u0' or 'U0
n = 'u1' or 'U1
n = 'u2' or 'U2
n = 'u3' or 'U3
n = 'u4' or 'U4
n = 'u5' or 'U5
n = 'u6' or 'U6
n = 'u7' or 'U7
This parameter shows the measurement units of X-axis offset, Y-axis
offset, and bar code height.
A - 46
Human readable line OFF
Human readable line ON
mm (preset)
1/10
1/100
1/12
1/120
1/10 mm
1/300
1/720