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This feature allows experienced users to see exactly what data is coming to the printer. This can be 
useful in finding software problems.
When you go into the hex dump function, the printer prints all commands and other data in 
hexadecimal format along with a guide section to help you find specific commands.

To use the hex dump feature, follow these steps
1. Please turn printer off.
2. Please turn printer on while press down “Feed” button.
3. Press the FEED button three times when the Self Test printed.
4. Now printer had entered into Hexa dump mode.
5. Run any software program that sends data to the printer. The printer prints ”Hexadecimal printing 
mode…” and then all the codes it receives in a two-column format. The first column contains the 
hecadecimal codes and the second column gives the ASCII characters that correspond to the codes.

Hecadecimal Dump
1B 21 00 1B 26 02 40 40  .!..& . @ @
1B 25 01 1B 63 34 00 1B  .%..c4 ..
41 42 43 44 45 46 47 48  ABCDEFGH

 A period (.) is printed for each code that has no ASCII equivalent.

6. Turn off the printer.
7. Turn on the printer.

7. Hexadecimal Dump

ASCII PRINT is printing a test page constructed ASCII code. You can able to check the printer works 
properly with this
The ASCII PRINT test automatically ends and cuts the paper after printing the following:

*** Completed ***

The printer is ready to receive data as soon as it completes the ASCII PRINT.

5. ASCII Print

After entering the BAUDRATE MODE, the list which can select the BPS will be printed. Similar like Self Test, 
you can press the FEED button to select a BAUDRATE.
Once the input performs properly, the printer shows a result and store.
The printer is ready to receive data as soon as it completes the SELECT BAUDRATE MODE.

SELECT BAUDRATE BY BUTTON
1.     9600bps
2.   19200bps
3.   38400bps
4. 115200bps

6. Select Baudrate Mode

Summary of Contents for SLK-TL21 Series

Page 1: ...All specifications are subject to change without notice Receipt Printer User s Manual MODEL SLK TL21X Series TL21X Series Rev F 03 16...

Page 2: ......

Page 3: ...tions 17 9 2 Auto Cutter Specifications 18 9 3 Interface 18 9 4 Electrical Characteristics 18 9 5 Environmental Requirements 19 9 6 Reliability 19 9 7 Certification 19 10 Command List 20 Table of Cont...

Page 4: ...ld include these items If any items are damaged or missing please contact your dealer for assistance The Printer CD Roll Paper Adaptor option Interface Cable optional 2 Setting Up the Printer INTERFAC...

Page 5: ...5V 5V 2 DATA Printer transmit data line 3 DATA Printer transmit data line 4 GND System Ground 2 2 2 Cash Drawer Connector The printer can operate two cash drawers with a 6 pin RJ 11 modular connector...

Page 6: ...ff power switch 1 Make sure that the printer is not receiving data Otherwise data may be lost 2 Open the paper roll cover by pushing down the cover open button 3 Remove the used paper roll core if the...

Page 7: ...ff 2 Remove the screw from the DIP switch cover Then take off the DIP switch cover as shown in the illustration below 3 Turn screw with drivers to a direction until paper is released from the cutter 2...

Page 8: ...hether the printer is operating properly Also with this user can check following options or status of the printer Control circuit Printer mechanism Printing quality ROM version Interface setting This...

Page 9: ...ASCII characters that correspond to the codes Hecadecimal Dump 1B 21 00 1B 26 02 40 40 1B 25 01 1B 63 34 00 1B c4 41 42 43 44 45 46 47 48 ABCDEFGH A period is printed for each code that has no ASCII...

Page 10: ...int head is very hot during printing turn off the printer power and wait approximately 10 minute before start 3 When cleaning the print head take care not to touch the heated part of the print head Th...

Page 11: ...priate measure to protect against electrostatic AC line noise etc 9 5 Environmental Requirements 1 Operating Temperature 0 C to 45 C Humidity 10 to 90 RH without condensation 2 Transport Storage excep...

Page 12: ...or s to output paper end signals 36 ESC c 4 Select paper sensor s to stop printing 37 ESC c 5 Enable disable panel buttons 38 ESC d Print and feed paper n lines 39 ESC p General pulse 10 Command List...

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