3nStar SC440 User guide

2D Wireless Barcode Scanner
2.4GHz. & BT SETUP MANUAL
SC440

Table of Content
Version No. Description ................................................................................................ 2
1. Basic Function ........................................................................................................... 4
2. Indicator Description ................................................................................................. 4
2.1 LED Details ...................................................................................................... 4
2.2 Buzzer Details................................................................................................... 4
2.3 Voice Setting..................................................................................................... 5
2.4 Voice Frequency ............................................................................................... 5
2.5 Battery Function ............................................................................................... 5
3. Wireless Transfer Description ................................................................................... 6
3.1 Output Method.................................................................................................. 6
3.2 Data Transfer Mode .......................................................................................... 6
3.3 Communication Mode ...................................................................................... 7
3.4 USB Interface Type .......................................................................................... 7
3.5 Type of USB-HID Data .................................................................................... 8
4. Sleeping Time Setting................................................................................................ 8
5. Conversion................................................................................................................. 9
5.1 GS Characters Conversion................................................................................ 9
5.2 Letter Case Conversion .................................................................................... 9
6. Language Setting ....................................................................................................... 9
7. 2.4G Setting..............................................................................................................11
7.1 Pairing..............................................................................................................11
7.2 Extended Cache Setting...................................................................................11
8. Bluetooth Setting ..................................................................................................... 12
8.1 Bluetooth HID Mode ...................................................................................... 12
8.2 Bluetooth HID Pairing.................................................................................... 12
8.3 Long press 8s to enter Bluetooth HID pairing setting .................................... 13
8.4 Show & Hide the HID Virtual Keyboard in IOS............................................ 13
8.5 Bluetooth HID Transfer Rate Setting ............................................................. 13
8.6 Bluetooth HID RSSI Setting........................................................................... 14
8.7 Bluetooth BLE Mode...................................................................................... 14
8.8 Bluetooth Name Setting.................................................................................. 14
8.8.1 Bluetooth Name Bar-code Definition................................................... 14
8.8.2 Bluetooth Name ASCII Definition ....................................................... 14
8.8.3 Bluetooth Name Default....................................................................... 15
8.9 Bluetooth Name&Address Setting ................................................................. 15
8.9.1 Get Bluetooth Name ............................................................................. 15
8.9.2 Get Bluetooth Address.......................................................................... 15
9. Software Update ...................................................................................................... 15
10. Hide Character Function Settings.......................................................................... 16
10.1 Hide the First Character................................................................................ 16
10.2 Hide the last Character ................................................................................. 17
11. Data Code Table..................................................................................................... 18
12. ASCII Code Table.................................................................................................. 18
13. Long Press Button Description.............................................................................. 24
V4.3 Version

Version No. Description
Remarks: Please refer to the corresponding manual version for the detailed version function.
* Manual Version V4.3: Support software version above 01.44
Function Upgrade: function key add Ctrl, Alt, Shift & GUI.
* Manual Version V4.2: Support software version above 01.40
Function Upgrade: Japanese language setting.
* Manual Version V4.0: Support software version above 01.40
(Requires hardware circuit support, the old version does not support)
Function Upgrade: 2.4G extended cache setting.
* Manual Version V3.9: Support software version above 01.32
Function Upgrade:
1. Add enable & disable long press button to enter Bluetooth HID pairing function setting.
2. Add enable & disable long press button 16S to enter 2.4G pairing function setting.
* Manual Version V3.8: Support software version above 01.25
Function Upgrade:
1. Add “USB Priority Output” and “Simultaneous Output” mode.
2. Fixed the problem that Bluetooth switch is successful, but still alarm.
3. Add “GS-hex-0x1D conversion” function.
4. Add function code to get Bluetooth name and address.
5. Buzzer frequency setting.
6. Amend UTF8 Chinese output.

1. Basic Function
Factory Default Software Version
2. Indicator Description
2.1 LED Details
Green light --> charging
(1) Steady flash means charging.
(2) Will goes out when the battery is fully charged.
Blue light --> Status
(1) One quick flash for one successful scanning.
(2) Flash will goes out if USB/2.4G/ Bluetooth HID are not connected.
(3) Flash always on when USB or 2.4G or Bluetooth is connected.
(4) Quick&continuous flash: entering 2.4G&Bluetooth HID pairing.
*Remarks:
Flash slowly when entering Bluetooth SPP/BLE pairing.
2.2 Buzzer Details
A long beep--> Status:
(1) Power on;
(2) Bluetooth data transmission failed;
A short beep-->Status:
(1) Bar-code read &upload successfully;
(2) USB connect successfully;
(3) 2.4G/Bluetooth connected or paired;
High&low short beep-->Status:
(1) Setting code obtained successfully;
(2) Data stored successfully;
(3) Data upload completely;
(4) Enter the off state;
Three short beeps--> Status:

(1) USB/2.4G/Bluetooth is disconnected;
(2) Data upload unsuccessfully or the storage Flash is full;
(3) Setting code failed;
Three short tones with high and low rhythm --> Status:
Insufficient power, ready to enter off state;
2.3 Voice Setting
Sound Volume
Off High(*)
Medium Low
Sound Type
MCU(*) Scan Head
2.4 Voice Frequency
2048HZ 2700HZ
2.5 Battery Function
Battery Indicator

3. Wireless Transfer Description
3.1 Output Method
USB Priority Output(*) Simultaneous Output
(USB, 2.4G& Bluetooth)
“USB Priority Output(*)” :
When using USB cable, data transfer wire USB cable only.
“Simultaneous Output”:
USB and 2.4G or Bluetooth output simultaneously. (Determined by communication mode).
If output is unsuccessful, will alarm.
3.2 Data Transfer Mode
Normal Mode(*) Inventory Mode
Automatic Storage Mode
“Normal Mode”:
Data will be uploaded immediately, if data cannot save successfully, scanner will alarm.
“Automatic Storage Mode”:
Data will be saved automatically when the distance is exceeded.
Scan the "Upload All Data" bar-code to upload the data when the data need to check.
“Inventory Mode”:
Data will be saved automatically.
Scan the "Upload Statistical Data" bar-code when the statistical data need to be viewed or uploaded.
*Remarks:
Scan the “Upload All Data” to upload the data, then scan the “Clear All Data ” to clear the data first, otherwise the bar
code read last time will be output again.

Clear All Data Upload Statistical Data
(Amount of data)
Upload All Data
*Remarks
“Clear All Data” is only effected under inventory mode.
3.3 Communication Mode
Receiver Mode(*) Bluetooth HID Mode
Bluetooth BLE Mode Bluetooth SPP Mode
◆When switched to HID mode. The Bluetooth matched previously will be connected automatically.
◆“Bluetooth BLE Transparent Transmission Mode”
Bluetooth devices (i.e. mobile phones/iPad and other Bluetooth devices) need to download or develop low-power
Bluetooth BLE Transparent Transmission Software.
◆“Bluetooth SPP Transparent Transmission Mode”
Bluetooth devices (i.e. mobile phones/iPad) need to download or develop Classic Bluetooth SPP Transparent
Transmission Software.
*Remarks
When there is a problem with Bluetooth communication, will alarm and indicate that the Bluetooth access is failed.
3.4 USB Interface Type
USB-HID(*) USB-COM

3.5 Type of USB-HID Data
Keyboard function key (*) Send Chinese Characters
Send ASCII
4. Sleeping Time Setting
No Sleep Enter Sleep
10S 30S
1min(*) 2min
5min 10min
30min

5. Conversion
5.1 GS Characters Conversion
None(*) GS Converts To <GS>
GS Converts To | GS converts to ]
GS Converts To ^]
5.2 Letter Case Conversion
Normal Letter Case(*) All Uppercase
All Lowercase Case Inversion
6. Language Setting

USA(*) German
France Italy
Canadian Spain
Brazil Sweden
Portugal Belgium
Turkey-F Turkey-Q
Italian14 Netherlands
Poland Finland
Latin America Serbia
Hungary Denmark

Norway Japan
7. 2.4G Setting
Receiver Mode(*)
Scan this code, scanner will enter 2.4G mode automatically and connect to the receiver which is matched last time by
default.
7.1 Pairing
2.4G Receiver Pairing
Two ways to enter “2.4G Receiver Pairing” setting
(1) Scan the “Receiver Pairing” bar-code directly.
(2) Pressing the button about 16 seconds.
There will be 2 sounds respectively, first at the 8th seconds, the second at the 16th seconds, then release the button.
2. Exit 2.4G Pairing:
(1) When the Bluetooth is matched, it will prompt once and ending pairing.
(2) Scan the “2.4G Receiver Pairing” to enter, then double-click the button to exit and it will prompt once.
(3) If the receiver is not connected within 1 minute, it will exit automatically and with 3 beeps.
*Remarks
When exiting the pairing, if the receiver is not connected, it will connect to the receiver which is matched last time
automatically by default.
7.2 Extended Cache Setting

Disable (*) Enable
*Remarks:
Disable:
New data need to wait after all data is upload completely.
Enable:
New data will be saved in the cache and send to devices automatically, so no need to wait all data transfer completely, this
is to support continuous scanning.
8. Bluetooth Setting
8.1 Bluetooth HID Mode
Bluetooth HID Mode
*Remarks:
Scan this bar-code above to enter the“Bluetooth HID Mode”and it will connect the Bluetooth which is matched last time
automatically by default.
If not in broadcast state and need to pair the Bluetooth, please check below for more details.
8.2 Bluetooth HID Pairing
Bluetooth HID Pairing
1. 2 ways to enter “Bluetooth HID Pairing” mode:
(1) Scan the “Bluetooth HID Pairing” code, search for “Bluetooth” through the Bluetooth device.
(2) Pressing the button and hold for about 8 seconds, there will be a sound, then release the button.
2. Exit “Bluetooth HID Pairing” mode:
(1) When Bluetooth is matched, it will prompt once and ending pairing.

(2) After scan the “Bluetooth HID Pairing” bar-code, then Double-click the button, it will prompt once.
(3) If the Bluetooth is not matched within 1 minute, it will exit automatically and with 3 beeps.
*Remarks:
When exiting pairing, if the new device is not connected, will connect to the device which is matched last time
automatically by default.
8.3 Long press 8s to enter Bluetooth HID pairing setting
Enable(*) Disable
8.4 Show & Hide the HID Virtual Keyboard in IOS
Show & Hide the HID Virtual Keyboard in IOS
*Remarks:
Quick press 3 times to enable show or hide IOS virtual keyboard function.
8.5 Bluetooth HID Transfer Rate Setting
Fast Medium(*)
Low Ultra-low speed
*Remarks:
◆Fast speed uploading is recommended in IOS.
◆Set the corresponding speed according to the response speed of the phone under Android system.
◆When the uploaded data is messed up & lost, try to turn down the speed.

8.6 Bluetooth HID RSSI Setting
Bluetooth SPP Mode
Scan the “Bluetooth SPP Mode” bar-code to enter, and it can be matched directly in the broadcast state by default.
8.7 Bluetooth BLE Mode
Bluetooth BLE Mode
Scan the “Bluetooth BLE Mode” bar-code, it will automatically enter into the Bluetooth BLE mode, and automatically
connect the Bluetooth that was matched last time by default. If it is not connected, it will automatically be in the broadcast
state and can be matched directly.
8.8 Bluetooth Name Setting
8.8.1 Bluetooth Name Bar-code Definition
Bluetooth Name Bar-code Definition
1. Fixed front character“^&C0C&^”,‘XXX’ is the name needed to be set.
2. The Bluetooth name can be set to 24 bytes at most.
*Remarks:
The name of Bluetooth HID/SPP/BLE will all changed after modifying.
8.8.2 Bluetooth Name ASCII Definition
Bluetooth Name ASCII Definition
Steps:
1. Scan "Bluetooth Name ASCII Definition" bar-code.
2. Scan the contents to be added in sequence, please refer to the ASCII code table.
3. Scan "Save Data and Exit" bar-code.
*Remarks:
The Bluetooth name can be set to 24 bytes at most.

8.8.3 Bluetooth Name Default
Bluetooth Name Default
*Remarks:
Scan the “Bluetooth Name Default” bar-code Or the “Default Setting” bar-code, custom Bluetooth names will be
cleared.
8.9 Bluetooth Name&Address Setting
8.9.1 Get Bluetooth Name
Get Bluetooth Name
This code only worked under the Bluetooth HID/SPP/BLE mode.
8.9.2 Get Bluetooth Address
Get Bluetooth Address
This code only worked under the Bluetooth HID/SPP/BLE mode.
If the Bluetooth address cannot be displayed, try use serial port to check.
9. Software Update
Update Transmitter Program Update the Receiver Program
Update Bluetooth Program

10. Hide Character Function Settings
10.1 Hide the First Character
Hide the First Character
Shortcut Settings for Hiding the digit from the beginning
Note: How many digits are hidden from the beginning by default
The format is as follows: ^&600&^ to ^&6FF&^,00~FF are hidden digits
Hide the first 1 digit
Hide the first 2 digit
Hide the first 3 digit
Hide the first 4 digit
Hide the first 5 digit
Hide the first 6 digit
Hide the first 7 digit
Hide the first 8 digit
Hide the first 9 digit
Hide the first 10 digit
Hide the first 11 digit
Hide the first 12 digit
Hide the first 13 digit
Hide the first 14 digit

Hide the first 15 digit
10.2 Hide the last Character
Hide the last Character
Note: Shortcut Settings for Hiding the digit from the last
The format is as follows: ^&700&^ to ^&7FF&^,00~FF are hidden digits
Hide the last 1 digit
Hide the last 2 digit
Hide the last 3 digit
Hide the last 4 digit
Hide the last 5 digit
Hide the last 6 digit
Hide the last 7 digit
Hide the last 8 digit
Hide the last 9 digit
Hide the last 10 digit
Hide the last 11 digit
Hide the last 12 digit
Hide the last 13 digit
Hide the last 14 digit
Hide the last 15 digit

11. Data Code Table
Data Code Table
0
1
2
3
4
5
6
7
8
9
12. ASCII Code Table
ASCII Code Table

SOH
SOH(start of headline)
STX (start of text)
ETX
EOT
ENQ
ACK
BEL
BS
HT
LF
VT
FF
CR
SO
SI
DLE
DC1
DC2
DC3
DC4
NAK
SYN
ETB
CAN
EM
SUB
ESC
FS
GS
RS
US
SP
!
“
#
$

%
&
.
(
)
*
+
,
-
.
/
0
1
2
3
4
5
6
7
8
9
:
;
<
=
>
?
@
A
B
C
D
E
F
G
H
I
J
K