2D Code and Bar Code Handy Terminal User's Manual BHT-100Q, BHT-100B

86
⇑ ⇓
An outline with a width of one dot appears.
The checker pattern shown at left appears and the
indicator LED goes off.
ENT key
BS key
The checker pattern is reversed.
⇑ ⇓
⇑ ⇓
ENT key
BS key
ENT key
BS key