Epson TM-T88V TM-T88V Technical Reference Guide - Page 73

Hexadecimal Dumping Mode, While pressing the Feed button, turn on the printer. Hold down the Feed

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Chapter 4 Advanced Usage 4 Select a setting by briefly pressing the Feed button (less than one second) for the number of times applicable to the setting, and then hold down the button for more than one second to confirm your selection. After saving the settings, the Software setting mode guidance is printed, and the Paper LED flashes. 5 To close Software setting mode, turn off the printer, or select "Exit" to return to Mode selection guidance, and then select "Exit and Reboot Printer". • To select 0 as the item number, hold down the Feed button until printing starts. • If the button is pressed a number of times that is not displayed by the Setup guidance, the operation is invalid and the same guidance is printed. Hexadecimal Dumping Mode In hexadecimal dumping mode, data from the host computer is printed in hexadecimal numbers and characters. By comparing the print outs and the program, you can check whether or not data is being sent to the printer correctly. • When there are no characters that correspond to the print data, " . " is printed. • If you press the Feed button when there is less than one line of print data, one line is printed. • During hexadecimal dumping mode, applications that check the printer status may not operate correctly. The printer only returns the status for the "Real-time transmission sta- tus" command. 4 Follow the steps below. 1 Open the roll paper cover. 2 While pressing the Feed button, turn on the printer. (Hold down the Feed button until the Error LED turns on.) 3 Close the roll paper cover. From this point, all data received by the printer is printed in the corresponding hexadecimal numbers and ASCII characters. 73

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Chapter 4
Advanced Usage
73
4
4
Select a setting by briefly pressing the Feed button (less than one sec-
ond) for the number of times applicable to the setting, and then hold
down the button for more than one second to confirm your selection.
After saving the settings, the Software setting mode guidance is printed, and the Paper
LED flashes.
5
To close Software setting mode, turn off the printer, or select “Exit” to
return to Mode selection guidance, and then select “Exit and Reboot
Printer”.
Hexadecimal Dumping Mode
In hexadecimal dumping mode, data from the host computer is printed in hexadecimal numbers
and characters. By comparing the print outs and the program, you can check whether or not data
is being sent to the printer correctly.
Follow the steps below.
1
Open the roll paper cover.
2
While pressing the Feed button, turn on the printer. (Hold down the Feed
button until the Error LED turns on.)
3
Close the roll paper cover.
From this point, all data received by the printer is printed in the corresponding hexadeci-
mal numbers and ASCII characters.
•
To select 0 as the item number, hold down the Feed button until printing starts.
•
If the button is pressed a number of times that is not displayed by the Setup guidance,
the operation is invalid and the same guidance is printed.
•
When there are no characters that correspond to the print data, “ . ” is printed.
•
If you press the Feed button when there is less than one line of print data, one line is
printed.
•
During hexadecimal dumping mode, applications that check the printer status may not
operate correctly. The printer only returns the status for the “Real-time transmission sta-
tus” command.