Hexadecimal Dump Printing - Citizen CT-S251 User Manual

4.4 Hexadecimal Dump Printing

Print received data in hexadecimal. If problems such as missing or duplicated data
occur, this function allows you to check whether or not the printer is receiving data
correctly.
How to do hexadecimal dump printing
1. Load paper.
2. While the paper cover is open, hold down the FEED button as you turn on printing
power. Keep FEED depressed until the POWER LED starts to flash, and then close the
paper cover.
3. The printer will print "HEX dump print mode" followed by the received data printed
in hexadecimal numbers and some characters.
How to stop hexadecimal dump printing
Do one of the following to stop printing.
 Press the FEED button three times in a row
 Turn off the power
 Receive a reset command from an interface
CAUTION
 The printer prints " . " if there is no character corresponding to the data.
 None of the commands function during hexadecimal dump printing.
 If print data does not cover a complete line, press the FEED button to advance the paper.
Print example
HEX dump print mode
61 62 63 64 65 66 67 0A 0D 0D 0D 0D abcdefg.....
0D 0D 0D
— 38 —
.....