HP LaserJet 4100 HP PCL/PJL reference (PCL 5 Printer Language) - Technical Ref - Page 250

Table 23-3 Commands Updating Carriage Return Point to Current Location (continued) DV Define Variable Text Path IN Initialize LO Label Origin PA Plot Absolute PE Polyline Encoded PR Plot Relative RO Rotate Coordinate System RT Relative Arc (Three Point) 1. A PD or PU command with parameters also updates the Carriage Return point. The CP command with a nonzero lines parameter updates the Carriage Return point's vertical location. The Label (LB) command does not update the Carriage Return point to the current pen location, but continues labeling from the current pen location. This feature allows you to issue several label commands that write one long label and still use a Carriage Return to get to the beginning of the entire label. Control Codes You can effectively use the following control characters in labels. All other control codes are ignored. Table 23-4 Commands Updating Carriage Return Point to Current Location Control Code Backspace Horizontal tab Line feed Carriage return Shift Out1 DecimalCode 8 9 10 13 14 23-6 The Character Group EN