IBM 4400 manual Deselect Printer, Ascii Code ESC Q Hex Code

Chapter 5 Configuring the Proprinter III XL Emulation with Control Codes

Deselect Printer

ASCII Code ESC Q 22

Hex Code	1B 51 16
Dec Code	27 81 22
Purpose	Stops the printer from processing data received from the host
	computer.

Discussion This code is for diagnostic use; it instructs the printer to stop processing data received from the host system. In order to resume processing data, the printer must be reset from the host system.

Emphasized Print

ASCII Code ESC E

Hex Code	1B 45
Dec Code	27 69
Purpose	Selects emphasized character print format.
Comment	When the emphasized print control code is received, all
	characters are printed in emphasized print until reset by the
	emphasized print reset control code or printer reset.
	Emphasized print is ignored during superscript or subscript
	printing, and when 15-20 cpi characters have been selected.
Example	The following sample illustrates emphasized character printing.

Emphasized Print Reset

ASCII Code ESC F

Hex Code	1B 46
Dec Code	27 40
Purpose	Resets emphasized character printing.
Comment	The emphasized print reset control code only resets the
	emphasized print character attribute.
Example	See Emphasized Print for an example of Emphasized Print
	Reset.

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