Epson FX-1050 User Manual page 105

3. To turn off the data dump mode, press the ON LINE button to take the
printer off line, and then turn off the printer. (The data dump mode
also be cancelled by sending an INIT signal from the computer.)
can
Look at the data dump shown in Step 2. By comparing the characters
printed in the right column with the printout of the hexadecimal codes,
you can check what codes are being sent to the printer. If characters are
printable, they appear as their true ASCII characters. Nonprintable
codes, such as control codes, are represented by dots.
As an example of how to interpret a data dump printout, look at the first
three hex codes on the second line of the printout sample (20 20 54). Each
hex 20 represents a space, while hex 54 represents the letter T. Check the
second line of the right column and you will find the letter T preceded by
two spaces.
The chart below interprets the first line of codes:
Hex codes
l B 4 0
lB5200
lB7401
l B 3 6
12
l B 5 0
lB70 00
6-6
Command
ESC @
ESC R0
ESC tl
ESC 6
DC2
ESC P
ESC p0
Function
Initialize printer
Select USA character set
Select Epson Extended Graphics
Printable code expansion
Cancel condensed mode
Select 10 cpi
Cancel proportional
Troubleshooting