• Check the following contents list, and contact your dealer for assistance if any item is
missing or incorrect.
Serial Cable
(9pin - 9pin)
v
Connecter Cable
(5pin – 9pin)
USB A-B Cable
Rev. 1.00
- 4 -
Page 5
BK3-31
1-2 Interface
DSUB 9pin
Pin No.
1
NC
-
-
2
RxD
Input
Receive Data
3
TxD
Output
Transmit Data
4
DTR
Output
Data Terminal Ready
5
GND - Signal Ground
6
DSR
Input
Data Set Ready
7
RTS
Output
Ready To Send
8
CTS
Input
Clear To Send
9
NC
-
-
○
○
USB Port
Serial Cable Port
Power Port
• Connect the printer to the host computer using the right interface cable that complies with
the specifications of the interface
1-2-1 Serial Interface: Dsub 9P Type (RS-232C)
9○8○7○6
5○4○3○2○1
Signal Name Direction Function
After turning off the power switch of printer, connect and discon
Caution
nect the communication cable.
Rev. 1.00
- 5 -
Page 6
BK3-31
1-2-2 Serial Interface: C onnec t or 5P Ty pe (RS-232C)
DSUB 9pin
Pin No.
1
CTS
Input
Clear To Send
2
RxD
Input
Receive Data
3
TxD
Output
Transmit Data
4
RTS
Output
Ready To Send
5
GND - Signal Ground
USB Port
Connector Cable Port
Power Port
⑤①
Signal Name Direction Function
After turning off the power switch of printer, connect and disco
Caution
nnect the communication cable.
Rev. 1.00
- 6 -
Page 7
BK3-31
1-3 Power Supply Port and Connecting Power Supply
1) Make sure the product is turned off before connecting the power supply.
2) Connect the power cable with the flat side pointing downward of the printer, as shown in
the diagram below.
Power Cable
Power Port
Rev. 1.00
- 7 -
Page 8
BK3-31
- Only use a power supply provided by Bixolon. Bixolon shall
O
X
O
X
bear no responsibility for damage caused by using a third-party
power supply.
- Check the power supply’s label to check its electronic specs.
- When removing the power supply, make sure you have a firm
grasp of the plug terminal of the power cable and the printer
and pull horizontally.
- When connecting or disconnecting power, make sure to remove
the power supply from the power outlet before removing.
- Pay attention to the direction in which you insert the power
cable.
Caution
Do not connect a voltage out of the specifications of the power
Warning
supply. It can cause damage to the product or a fire.
Rev. 1.00
- 8 -
Page 9
BK3-31
Switch
Function
ON
OFF
Default
1-1
Baud rate selection
(bps)
OFF
1-2
OFF
1-3 - -
-
OFF
1-4
Black mark mode
Enable
Disable
OFF
Baud rate (bps)
1-2
1-1
Default
115,200
OFF
OFF
38,400
OFF
ON
19,200
ON
OFF
9,600
ON
ON
1-4 Reconfiguration of Printer
• This product supports dip switch. In order to change the product settings, change the dip
switch setting or use the virtual memory switch utility. Use virtual memory switch
management function f or sel f-diagnosis.
1-4-1 DIP Switch 1
* Refer to following Table 1
* Table 1 – Baud rate (bps) selection
115,200
* Flow control, data length, and parity bits can be changed via virtual memory switch settings.
(Refer to MSW 8).
Rev. 1.00
- 9 -
Page 10
BK3-31
Switch
Function
ON
OFF
Default
1-1
OFF
1-2
OFF
1-3
OFF
1-6
OFF
1-7
OFF
1-8
OFF
Print speed
1-3
1-2
1-1
Default
250mm/s
OFF
OFF
OFF
230mm/s
OFF
OFF
ON
200mm/s
OFF
ON
OFF
170mm/s
OFF
ON
ON
150mm/s
ON
OFF
OFF
130mm/s
ON
OFF
ON
120mm/s
ON
ON
OFF
100mm/s
ON
ON
ON
Print Density
1-8
1-7
1-6
Default
Density Level 4
(Darkest)
Density Level 3
OFF
OFF
ON
Density Level 2
OFF
ON
OFF
Density Level 1
OFF
ON
ON
1-4-2 MSW (Memory Switch)
1) MSW 1
Select print
speed
1-4
1-5
-
-
Select print
density
* Table 2 – Print speed selection
* Refer to following Table 2
-
-
-
-
* Refer to following Table 3
OFF
OFF
250mm/s
* Table 3 – Print Density Selection
OFF OFF OFF
Density Level 4
Rev. 1.00
- 10 -
Page 11
BK3-31
2) MSW 2
Switch
Function
ON
OFF
Default
Specification for
destination
Double byte
country
2-2 - -
-
OFF
2-3
OFF
2-4
OFF
2-5
OFF
2-6
OFF
2-7
OFF
2-8
OFF
2-8
2-7
2-6
2-5
2-4
2-3
Character Table
OFF
OFF
OFF
OFF
OFF
OFF
Page 0 437 (USA, Standard Europe)
OFF
OFF
OFF
OFF
ON
OFF
Page 1 Katakana
OFF
OFF
OFF
ON
OFF
OFF
Page 2 850 (Multilingual)
OFF
OFF
OFF
ON
ON
OFF
Page 3 860 (Portuguese)
OFF
OFF
ON
OFF
OFF
OFF
Page 4 863 (Canadian-French)
OFF
OFF
ON
OFF
ON
OFF
Page 5 865 (Nordic)
OFF
OFF
ON
ON
OFF
OFF
Page 16 1252 (Latin I)
OFF
OFF
ON
ON
ON
OFF
Page 17 866 (Cyrillic #2)
OFF
ON
OFF
OFF
OFF
OFF
Page 18 852 (Latin 2)
OFF
ON
OFF
OFF
ON
OFF
Page 19 858 (Euro)
OFF
ON
OFF
ON
OFF
OFF
Page 21 862 (Hebrew DOS code)
OFF
ON
OFF
ON
ON
OFF
Page 22 864 (Arabic)
OFF
ON
ON
OFF
OFF
OFF
Page 23 Thai42
OFF
ON
ON
OFF
ON
OFF
Page 24 1253 (Greek)
OFF
ON
ON
ON
OFF
OFF
Page 25 1254 (Turkish)
OFF
ON
ON
ON
ON
OFF
Page 26 1257 (Baltic)
ON
OFF
OFF
OFF
OFF
OFF
Page 27 Farsi
ON
OFF
OFF
OFF
ON
OFF
Page 28 1251 (Cyrillic)
ON
OFF
OFF
ON
OFF
OFF
Page 29 737 (Greek)
ON
OFF
OFF
ON
ON
OFF
Page 30 775 (Baltic)
ON
OFF
ON
OFF
OFF
OFF
Page 31 Thai14
ON
OFF
ON
OFF
ON
OFF
Page 32 Hebrew Old code
ON
OFF
ON
ON
OFF
OFF
Page 33 1255 (Hebrew New code)
ON
OFF
ON
ON
ON
OFF
Page 34 Thai11
ON
ON
OFF
OFF
OFF
OFF
Page 35 Thai18
ON
ON
OFF
OFF
ON
OFF
Page 36 855 (Cyrillic)
ON
ON
OFF
ON
OFF
OFF
Page 37 857 (Turkish)
ON
ON
OFF
ON
ON
OFF
Page 38 928 (Greek)
ON
ON
ON
OFF
OFF
OFF
Page 39 Thai16
ON
ON
ON
OFF
ON
OFF
Page 40 1256 (Arabic)
ON
ON
ON
ON
OFF
OFF
Page 41 1258 (Vietnam)
ON
ON
ON
ON
ON
OFF
Page 42 Khmer (Cambodia)
OFF
OFF
ON
OFF
OFF
ON
Page 47 1250 (Czech)
OFF
OFF
ON
ON
ON
ON
Page 49 TCVN-3
OFF
ON
OFF
OFF
OFF
ON
Page 50 TCVN-3 (Capital)
OFF
ON
OFF
OFF
ON
ON
Page 51 VISCII
2-1
Code page selection * Refer to following Table 4
* Table 4 – Code page selection
Single byte country OFF
Rev. 1.00
- 11 -
Page 12
BK3-31
3) MSW 3
Switch
Function
ON
OFF
Default
1
OFF
2
OFF
3
OFF 4 -
-
-
OFF
Printing mode for
Thai character
6~8 - -
-
OFF
Emulation
3-3
3-2
3-1
Remark
Emulation 1
OFF
OFF
OFF
Emulation 2
OFF
OFF
ON
BXL / POS
Emulation 3
OFF
ON
OFF
Emulation 4
OFF
ON
ON
Switch
Function
ON
OFF
Default
1
Swap font B and C
Enable
Disable
OFF
Printer buffer
initialization
3
Single byte font
(Default font)
OFF
5~8 - -
-
OFF
Single byte font selection
4-4
4-3
Default
Font A (12 x 24)
OFF
OFF
Font B (9 x 17)
OFF
ON
Font C (9 x 24)
ON
OFF
-
ON
ON
Select emulation * Refer to following Table 5
5
* Table 5 – Emulation selection
4) MSW 4
2
4 OFF
* Table 6 – Single byte Font Selection
selection
3 PASS 1 PASS OFF
Enable Disable OFF
* Refer to following Table 6
* The printer buffer initialization function works when the printer cover is opened and closed.
Rev. 1.00
Font A
- 12 -
Page 13
BK3-31
5) MSW 5
Switch
Function
ON
OFF
Default
1
OFF
2
OFF
3
OFF
4
OFF
Paper save mode
cutting correction
Auto line feed
(CR mode)
Enable
(LF)
Disable
(Ignore)
8
Near-end sensor
Disable
Enable
OFF
Auto Cutter Selecti on
5-2
5-1
Remark
Full cut
OFF
OFF
Default
Partial cut
OFF
ON Programmable cut
ON
OFF
No cut
ON
ON
Paper save mode
5-4
5-3
Remark
Disable
OFF
OFF
Default
Level 1
OFF
ON
Level 2
ON
OFF
Level 3
ON
ON
Switch
Function
ON
OFF
Default
OFF
Switch
Function
ON
OFF
Default
1
OFF
2
OFF
3 --
-
OFF
4 --
-
OFF
5 --
-
OFF
6 --
-
OFF
black mark sensor
selection
8 --
-
OFF
Auto cutter selection * Refer to following Table 7
Paper save mode * Refer to following Table 8
5
6
7
* Table 7 – Auto Cutter Selection
*Programmable cut is operated according to the parameters of GS V command, while others
operate as partial cut.
* Table 8 – Paper save mode
---
Enable Disable OFF
OFF
OFF
6) MSW 6
1~8
7) MSW 7
Print width selection * Refer to following Table 9
7
* Black mark sensor selection applies only when DIP switches 1-4 are ON.
* Select sensor from paper exit as standard.
---
Right Left OFF
Rev. 1.00
- 13 -
Page 14
BK3-31
* Table 9 – Print width selection
Print width
7-2
7-1
Default
72mm (576dot)
OFF
OFF
54mm (432dot)
OFF
ON
48mm (384dot)
ON
OFF
12mm (96dot)
ON
ON
Switch
Function
ON
OFF
Default
1
Data length
7 bit
8 bit
OFF
2
Parity check
YES
NO
OFF
3
Parity selection
EVEN
ODD
OFF
4
Data receive error
Ignore
Print “?”
OFF
5
OFF
6
OFF
7
OFF
Serial interface
selection
Baud rate
8-7
8-6
8-5
Default
115,200bps
OFF
OFF
OFF
57,600bps
OFF
OFF
ON
38,400bps
OFF
ON
OFF
19,200bps
OFF
ON
ON
9,600bps
ON
OFF
OFF
4,800bps
ON
OFF
ON
2,400bps
ON
ON
OFF
115,200bps
ON
ON
ON
Switch
Function
ON
OFF
Default
1
Serial communication
flow control
OFF
2
OFF
Serial communication flow control
9-2
9-1
Default
Hardware(DTR/DSR)
OFF
OFF
Software(XON/XOFF)
OFF
ON
None
ON
OFF
Hardware(DTR/DSR)
ON
ON
8) MSW 8
Baud rate selection * Refer to following Table 10
72mm
8
* The memory switch setting for 8-5 to 7(Baud rate selection) applies only when memory
switch 8-8 is ON.
* The setting for DIP switch is not considered when memory switch 8-8 is ON.
* Table 10 - Baud rate selection
9) MSW 9
Memory Switch DIP Switch OFF
115,200bps
* Refer to following Table 11
3~8
* Table 11 - Serial communication flow control
Rev. 1.00
---
- 14 -
OFF
Hardware
(DTR/DSR)
Page 15
BK3-31
10) MSW 10
Switch
Function
ON
OFF
Default
OFF
Switch
Function
ON
OFF
Default
OFF
Switch
Function
ON
OFF
Default
1
OFF
2
OFF
3
OFF
Select double byte
country
STD
OFF
OFF
OFF
Single byte font
KOR
OFF
OFF
ON
KS5601
CHN
OFF
ON
OFF
BIG5 or GB2312
JPN
OFF
ON
ON
SHIFT-JIG
- Use unified utility or self-test mode to change the virtual memory
- Refer to the utility and service manual for more information.
Make sure to turn the printer off and on again after using
To change the DIP switch setting, turn off the printer power.
circuit and result in printer malfunction.
1~8
---
11) MSW 11
1~8
---
12) MSW 12
Select double byte
country
4~8
---
* Table 12 - Select double byte country
12-3 12-2 12-1 Remark
* Refer to following Table 12
OFF
Note
switch setting.
the virtual memory switch utility to adjust the settings of the
Caution
product.
Changing the DIP switch setting while the power is on may cause a short
Rev. 1.00
- 15 -
Page 16
BK3-31
1-5 Product Part Names
Paper Supply Block
Mechanism Block
Main Bo ar d Block
Rev. 1.00
- 16 -
Page 17
BK3-31
1-6 Installing & Replacing Paper
1) Open the print cover by pulling the Lever-Lock.
Lever-Lock
Do not open the print cover while the printer is operating,
Caution
otherwise the printer may be damaged.
Rev. 1.00
- 17 -
Page 18
BK3-31
2) Install and change paper by adjusting the holder-paper as shown below.
Check the orientation of the roll paper when inserting it into
Holder-Paper
the printer.
Caution
O
X
Rev. 1.00
- 18 -
Page 19
BK3-31
3) Pull out a small amount of paper as shown in the picture, and close the cover.
- When closing the cover, hold down the center of printer cover
loss can be caused.
firmly so that paper roll is loaded correctly.
Caution
- Use paper suitable for the standards.
- Change paper when the printer does not receive data. Otherwise, data
Rev. 1.00
- 19 -
Page 20
BK3-31
1-7 Adjusting Near End Sensor
Level 1
Level 5
●
●
As each paper tube has a different point of detecting near end sensor, use the printer by
adjusting the near end lev el. When adjusting the position of near end sensor, move the lever
in the direction of the arrow. The adjustment level is composed of five levels; adjust the level
to level 5 for a bigger outer diameter, while moving to level 1 for a smaller outer diameter
(Refer to the figure below ) .
Near End Sensor
Near End Sensor
Adjusting Lever
Rev. 1.00
- 20 -
Page 21
BK3-31
- Placing your hand above the printer outlet may cause a paper
original position.
1-8 Removing Paper Jam
1) When a paper jam occurs, turn the printer off and then back on, open the cover, and
remove the jammed paper.
Follow the steps shown below if the operating blade does not return to the original position
after power cycling.
2) Turn the printer off.
3) As shown in the figure below, turn the gear part by using a screwdriver and add a projec ted
blade.
4) Pull the Lever-Lock, open the cover, remove the jammed paper.
5) Turn the printer on and use it.
jam.
Caution
- If the cover will not open due to a minor paper jam, turning
the power OFF → ON will automatically return the blade to its
Warning
If the cover does not open, do not forcibly open it.
It may result in poor paper cutting or printer damage.
Rev. 1.00
- 21 -
Page 22
BK3-31
1-9 Using Printer Functions
○ POWER
Green light will be on when the power is supplied to printer.
○ ERROR
Red light will be on in various error conditions (e.g. no paper, cover open, etc.)
○ PAPER
Red LED will be lit when the paper roll is running low. The LED keeps blinking when
the printer is in self-test standby mode or macro execution standby mode.
○ RESET
Press the RESET button once to restart the printer.
○ SELF
Press the SELF button once to conduct self-test printing.
If necessary, press the SELF button and conduct setting virtual memory or hexadecimal
dump mode after checking the printed contents for self-testing.
Rev. 1.00
- 22 -
Page 23
BK3-31
2. Self-Test
• The self-test checks whether the printer has any problems. If the printer does not function
properly, contact your dealer. The self-test pr oced ur e is as foll ows:
1) Make sure paper roll has been installed properly.
2) Turn on the power while holding down the SELF button and the self-test begins.
3) The self-test prints the current status of the printer including control ROM version.
4) After printing the current printer status, the printer wait for the next step after printing the
following lines. (The paper signal light keeps blinking.)
Press the button continuously with below number,
You can enter the mode what you want.
(Procedure off If no touching over 2 sec)
1: Memory switch configuration mode
2: Hexadecimal dump mode
3 or more: End
Rev. 1.00
- 23 -
Page 24
BK3-31
5) Press the SELF button once for the memory switch configuration mode and twice for the
hexadecimal dump mode.
- The self-test ends by pressing the SELF button three times .
- The self-test automatically ends two seconds after self-test printing without the need for
pressing the SELF button
(1) If you select “VMSM Selection”
① When entering the memory switch configuration mode, the following message is
printed.
** VMSM Selection **
0: Exit and reboot printer
1: Print current settings
2: Set Serial Interface
3: Set Print Density
4: Set Print Speed
5: Set Cutting mode
6: Set Print width
7: Factory Reset
8 or more: None
② To execute the above function, operate the SELF button as follows.
- Step 1 (selecting desired item): Press the button as many times as the number
displayed before each menu to select the desired setting menu.
- Step 2 (entering setting item): Press and hold the button for 1 second to apply
the selected item.
③ Execute the "0: Save settings and exi t" func ti on to apply the changed settings.
When “Save settings and exit” mode is active, the above message will be
displayed and the printer will reboot.
*** COMPLETED ***
Rev. 1.00
- 24 -
Page 25
BK3-31
(2) If you select “hexad eci mal dump mode”
1B 21 00 1B 26 02 40 40 40 40
. ! . . & . @ @ @ @
02 0D 1B 44 0A 14 1E 28 28 28
. . . D . . . . ( ( (
00 01 0A 41 0D 42 0A 43 43 43
. . . A . B . C C C
test, you can check that the printer is operating normally, the
The self-test automatically ends two seconds after self-test printing
in the
memory switch configuration mode, setting information is not saved in
please contact the customer center.
① When entering the hexadecimal dump mode, the following message is printed.
Hexadecimal dumping
To terminate hexadecimal dump
press SELF button three times
② Execute the program to send data to the printer.
Printing is conducted by dividing all data into two rows.
The first row indicates hexadecimal code.
The second row indicates ASCII characters corresponding to the hexadecimal
code.
- When there is no corresponding ASCII code, a period (.) is printed.
- All commands cannot be used in the state of hexadecimal printing mode.
③ When the hexadecimal dump completes, press SELF butt on three times.
④ As the hexadecimal dump code ends, the following message is printed.
Hexadecimal Dump Completed.
With self-
Note
print quality, ROM version, and memory switch setting.
without the need for pressing the SELF button.
When the “0: Save settings and exit” function is not executed
Caution
the printer. When it is impossible to enter the hexadecimal dump mode,
Rev. 1.00
- 25 -
Page 26
BK3-31
. Cleaning Printer
While the printer is operating, the print-head gets very hot, so turn
The hot print-head can cause serious burns.
3
Paper dust inside the printer may lower the print quality.
In this case clean the printer as follows:
1) Open the printer cover and remove the paper currently in use.
2) Residue or contamination of printer head should be wiped out by ethanol or IPA.
Cotton swab
3) Clean the paper sensor and paper roller with a cotton swab or a dry cloth.
4) Insert a paper roll and close the printer cover.
When cleaning the printer head, make sure that cleaning
Caution
Warning
Rev. 1.00
solutions such as ethanol or IPA do not penetrate the printer.
off the power and let it cool down completely.
- 26 -
Page 27
BK3-31
Printing Method
Thermal printing
Dot Density
203 dpi (8dots/ m m)
Printing Width
83mm
80mm
60mm
58mm
20mm
Paper Width
72mm
54mm
48mm
12mm
No. of
Value)
Font A
(12x24)
Font B (9x17)
64characters
48characters
42characters
10characters
Printing Speed (Max)
250mm/s
100mm/s
Font A
(12x24)
Font A (9x17)
1.13 x 2.13mm
Font A (9x24)
1.13 x 3.00mm
Alphanumeric Characters: 95
Extended Characters: 128 x 37 Page
(Including one space page)
It is strictly prohibited to copy, store, and transmit the whole or any part of the manual
and any property of the product without the prior written approval of BIXOLON Co., Ltd.
The information contained herein is designed only for use with this BIXOLON product.
BIXOLON is not responsible for any direct or indirect damages, arising from or related to use
of this information.
• The BIXOLON logo is the registered trademark of BIXOLON Co., Ltd.
• All other brand or product names are trademarks of their respective companies or
organizations.
BIXOLON maintains o ngoing efforts to enhance and upgrade the functions and quality of all
our products.
In the following, product specifications and/or user manual content may be changed without
prior notice.
Caution
Some semiconductor devices are easily damaged by static electricity. You should turn the
printer “OFF”, before you connect or remove the cables on the rear side, in order to guard the
printer against the static electricity. If the printer is damaged by the static electricity, you
should turn the printer “OF F” .
Rev. 1.00
- 30 -
Page 31
BK3-31
Revision history
Rev.
Date
Page
Description
1.00
12.03.19
-
New
Rev. 1.00
- 31 -
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