Epson LX-810 User Manual page 94

To interpret the data dump printout examine the first three hex
codes on the second line of the printout sample (20 20 54). Each
hex code 20 represents a space; hex code 54 represents the letter T.
The corresponding text field line on the right side of the printout
contains the letter T preceded by two spaces.
The chart below interprets the first six codes.
Hex codes
1B 40
1B 52 00
1B 74 01
1B 36
12
1B 50
Command
ESC @ Initialize printer
ESC R 0 Select USA character set
ESC t 1 Select Epson Extended Graphics character
ESC 6 Enable printable characters
DC2 Cancel condensed mode
ESC P
Select 10 cpi
Data Dump Mode
Function
Using the Printer
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