The Triton hand-held terminal is an ultra-versatile, high-performance, designed-to-t-yourbudget terminal. The ergonomic design easily ts in even the smallest of hands. It is rugged,
lightweight, compact and easy-to-use. The high resolution graphical display is capable of
pre-setting a multitude of fonts and images.
The Triton utilizes a true, fully functional, Linux® operating system. The Linux operating system
is well known for its stability, speed and conservative memory usage. The Linux operating
system coupled with the Triton’s high speed processor makes the Triton one of the fastest
handheld terminals on the market today. In test after test the Linux operating system has
out-performed DOS and Windows operating systems when compared on similar hardware
platforms.
The power saving features of the Triton include auto-off and power save modes, which
reduce power consumption until an operator provides input. These features conserve
battery power and lengthen the time between charges or battery replacement. The Triton
will operate for a full 8 hour shift without requiring the battery to be re-charged or replaced.
Introduction - 1
GETTING STARTEDTriton Wireless Hand-held Terminal
Warranty
A one-year warranty against material defects and workmanship from the date of shipment is
guaranteed by American Microsystems, Ltd. Products are sold on the basis of specications
applicable at the time of manufacture. American Microsystems, Ltd. shall have no obligation
to modify or update products once sold. At our option, we will repair or replace, at no
charge, any unit that proves to be defective providing the appropriate steps are taken to
procure an RMA
(Return Materials Authorization) number and shipping instructions from American
Microsystems, Ltd.
General Conventions
Before you begin to use the Triton wireless hand-held terminal, it is important that you understand key conventions and terms used in this manual.
KeysDescription
[KEY]The square brackets indicate a specic key on the Triton hand-
held terminal’s keypad
BoldWords you type – for example when you are instructed to type
A:\setup. Bold also refers to existing lenames.
Italic**Notes
Italic/BoldWarning! And section references.
SelectAfter selecting a procedure or menu, “Select” means that after
you select the menu item or action, you should press ENTER.
Introduction - 2
Table of Contents
Introduction
Warranty and Service Introduction-2
General Conventions Introduction-2
Getting Started1
General Specications 1-1
Architecture Specications 1-1
Included Software Specications 1-2
Wireless Radio Specications 1-2
System Features 1-4
Processor and Memory 1-4
Operating System 1-4
Included Software 1-4
Communications Ports 1-5
Description of the RS-232 1-5
Triton Keyboard 1-6
Using the 35-key Keypad 1-7
Using the Alpha Key on the 35-key Keypad 1-8
Using Lock and Unlock on the 35-key Keypad 1-9
Locking the Keypad 1-9
Using the 55-key Keypad 1-10
Data Capture and Bar Code Scanners 1-11
Laser Style Scan Engines 1-11
Reading Distance for the Standard High Speed Laser 1-12
Reading distance for the Lorax (SE1524) Laser 1-13
Imager Style Scan Engines 1-14
The Triton Scanner LED 1-15
Scanner Information and Labeling 1-15
The Triton Internal Radio 1-16
802.11b/g Fallback Mode 1-16
Interference and Coexistence 1-16
Battery 1-17
Accessories 1-18
The Triton Cradle 1-19
The Triton Cradle’s Communication Ports 1-19
Triton Menu System 2
Overview 2-1
Navigating the Primary and Icon Menus 2-4
Navigating the Settings Menus and “Connect / Reconnect” 2-5
Controlling Options and Settings 2-7
Table of Contents
Table of Contents
Triton Menu System - cont’d. 2
Boolean / Enable-Disable 2-7
Combo / Multiple Options 2-7
Sliders / Numeric Options 2-8
Text Entry 2-8
Triton Connect / Reconnect Menu 2-9
Triton Tools & Utilities Menu 2-10
Calculator 2-10
Barcode Data Viewer 2-10
Transfer 2-11
Print 2-11
Linux Prompt 2-11
Triton User Preferences Menu 2-12
Audio Setup 2-12
Keyboard Setup 2-12
Triton Administration Menu 2-13
Triton Diagnostic Menu 2-44
System Information 2-44
Scan Engine ID String Denitions (Chart) 2-44
Software Information 2-45
Table of Contents
Table of Contents
Triton Menu System - cont’d. 2
Network Status 2-45
Network Status Screen Information (Chart) 2-46
802.11b/g Data Rates and Theoretical Ranges (Chart) 2-46
802.11 Channel Frequency (Chart) 2-47
Resource Usage 2-48
Ping Server 2-48
Ping Server (Chart) 2-49
Hardware Tests 2-49
Bar Code Data Viewer 2-49
SSH Client Setup 2-50
Setting up a Connection with the SSH Client Setup 2-50
Unique Encryption Keys and Using SSH Paraphrases 2-52
Triton Embedded Website 3
Update Firmware 3-3
View System Info 3-4
View System Log 3-5
View Live Screen 3-6
Table of Contents
USER’S GUIDETriton Wireless Hand-held Terminal
Regulatory
FCC Part 15 Class A
RoHS Compliant / Pb-Free
Laser (if equipped): CDRH Class II, IEC Class 2
Development
Environment
AML Triton SDK for Linux supporting C and C++ GNU GCC 3.3.5 for ARM-Linux
Fully Open-Sourced Licensing
Chapter 1
Triton Terminal Overview
Technical Specications
General Specications
Dimensions
Weight
Display
Keyboard Options
Data Capture & Bar
Code Scanner Options
Battery
I/O Ports
Sound
Operating Temperature
Storage Temperature
Humidity
Static Discharge
Drop Rating
Sealing
8.9” L x 3.5” H x 2.3” D (225 L x 89 H x 57 D mm) without optional handle
8.9” L x 3.5” H x 8.2” D (225 L x 89 H x 208 D mm) with optional handle
17 oz (482 g)
25 oz (709 g) with pistol-grip handle
160 x 160 pixel Grayscale LCD with white LED backlight
This product is covered under U.S. Patent Nos. 5,400,338 and 6,480,497
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USER’S GUIDETriton Wireless Hand-held Terminal
System Features
Processor and Memory
The Triton is based on the Samsung S3C2410 System-on-a-chip (SoC) with Advanced
Microcontroller Bus Architecture (AMBA) clocked at 202 MHz. In standard benchmark tests,
the Triton’s processor has out preformed Intel X-Scale processors clocked at twice the speed
of the S3C2410. Coupled with a 100 MHz system bus and 32 MiB of 100 MHz SDRAM, the
Samsung processor makes the Triton hand-held computer one of the most powerful devices
available. Furthermore, the Triton comes com- plete with 16 MiB of industry standard NOR
ash for storing the operating system, user settings, and third party applications.
Operating System
The Triton runs a complete Linux based operating system along with other Open Sourced
tools. The benets of Linux are in its speed, reliability, and freely available source code. Nearly all applications and the entire operating system software and source code is available
free of charge and licensed under open source licenses include the General Purpose License and Lesser General Purpose License.
Included Software
The Triton hand-held computer comes complete with all of the most common terminal em-
ulation capabilities including VT100/102, VT220, and TN5250. Furthermore, the Triton comes
standard with the Links2 web browser for Web and Internet based applications along with
many other integrated tools, utilities, and diagnostics.
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USER’S GUIDETriton Wireless Hand-held Terminal
Communication Ports
The Triton has two types of communication ports on the bottom of the unit.
The ports are shown here.
Communication Ports
Description of the RJ-45 10 Pin Connector (RS-232)
1. USB Ground
2. RxD (in to terminal)
3. TxD (out from terminal)
4. RTS (out from terminal)
5. GND
6. In Cradle Sensor
7. CTS (in to terminal)
8. UDC+ (USB data +)
9. UDC – (USB data -)
10. Battery
WARNING: Using an 8 Pin RJ-45 connector can cause damage to the device’s
10 Pin RJ-45 interface connection.
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USER’S GUIDETriton Wireless Hand-held Terminal
Triton Keyboard
The Triton has two keyboard options:
- 55-key Alphanumeric Keyboard
- 35-key Numeric Keyboard
Alphanumeric
The high contrast, color coded overlay surrounding the keyboard keys indicates alternate
functions of each key. Pressing a modier key (Shift, Alt, Ctl, Lock, Unlock, Func) will enable
that modication for the next key press only.
Numeric
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USER’S GUIDETriton Wireless Hand-held Terminal
Shift
Enable the Shift modier for the next key press
Using the 35-key Keypad
Scan Key
Power Key
Alpha/Orange
Modifier Key
Backspace Key
Backlight Key
Lock/Green ModifierUnlock/Blue Modifier
Arrow/Cursor
Keys
Enter Key
Shift Modifier
Space KeyMenu KeyEscape Key
Key Function
Power Button
SCAN Key
Unlock Key
Lock Key
ENTER
Space
<|
Esc
“Light Bulb”
Ins
Menu
Alpha Key
Turn on/off the Triton unit or wake the Triton from Suspend Mode
Enable the bar code scanner or wake the Triton from Suspend Mode
Enable the Blue Modier
Enable the Yellow Modier
Select an option or send a standard Enter key
Send a standard space or move the cursor to the right one position
Send a standard backspace or move the cursor to the left one position
Send a standard Escape or Exit the current menu
Enable/Disable the LCD Backlight
If the current application supports it, toggle between Insert mode and Replace mode
Return to the Main Menu or cycle through available menus
Enable the Alpha modier to type alphabetic data
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USER’S GUIDETriton Wireless Hand-held Terminal
Using the 35-key Keypad - cont’d.
Using the Alpha key on the 35-key Keypad
If the Triton hand-held computer is equipped with the numeric keypad, the unit will allow
alphabetic input in a mobile phone style interface.
Pressing the Alpha key once, will put the keyboard into Alpha Mode. Within Alpha Mode, a
numeric key (0 – 9 or period) can be pressed and released multiple times to allow input of
any of the three or four red symbols on the key. After no other key has been pressed for 200
milliseconds, the input will be processed.
For example, to type the letter ‘b’, the user would press the [Alpha] key ONCE, followed by
the [2] key TWICE. If the user does not press any other key for 200 milliseconds, the input will
be processed as a lower case letter ‘b’. If the user had pressed any key other than the [2]
key within the 200 milliseconds timeout, the system would have processed the ‘b’ and followed it with the next key. If the user had pressed the [2] key a third time within the timeout
period, the input would have been processed as a lower case letter ‘c’.
To input a capital letter, the user must press the [Shift] key before the [Alpha] key, or directly
after the press of the [Alpha] key.
For example, to type the capital letter ‘B’, the user could press the [Shift] key ONCE, followed
by the [Alpha] key ONCE, followed by the [2] key TWICE, or, alternatively they could press
the [Alpha] key ONCE, followed by the [Shift] key ONCE, followed by the [2] key TWICE. The
system will respond to either input with a capital letter ‘B’.
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USER’S GUIDETriton Wireless Hand-held Terminal
Using the 35-key Keypad - cont’d.
Using Lock and Unlock on the 35-key Keypad
If the user needs to input a large amount of alphabetic data, they can temporarily enable
the Alpha-Lock feature by pressing the Lock/Blue Modier followed by the [Alpha] key. To
disable Alpha-Lock, the user can press the Unlock/Yellow Modier followed by the [Alpha]
key.
The [Shift] key can be locked and unlocked in the same manner to create a CAPS lock.
Locking the Keypad
The Triton 35-key numeric keypad can also be completely disabled to prevent unwanted key
presses. This is useful if the user is transporting the Triton hand-held computer in a holster but
does not wish to power off the device.
To lock the Triton 35-key Keypad, press the Lock/Blue Modier followed by the [Esc] key. The
unit will disregard any further key presses and display a warning to the user. To re-enable the
keypad, press the Unlock/Yellow Modier followed by the [Esc] key.
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USER’S GUIDETriton Wireless Hand-held Terminal
Ctl
Enable the Green Modier
Scan Key
Using the 55-key Keypad
Power Key
Green Modifier
Blue Modifier
Backlight Key
Enter Keys
Arrow/Cursor
Keys
Orange Modifier
Backspace Key
Shift Modifier
Space KeyMenu KeyEscape Key
Key Function
Power Button
SCAN Key
ENTER
Space
<|
Esc
“Light Bulb”
Ins
Menu
Shift
Alt
Turn on/off the Triton unit or wake the Triton from Suspend Mode
Enable the bar code scanner or wake the Triton from Suspend Mode
Select an option or send a standard Enter key
Send a standard space or move the cursor to the right one position
Send a standard backspace or move the cursor to the left one position
Send a standard Escape or Exit the current menu
Enable/Disable the LCD Backlight
If the current application supports it, toggle between Insert mode and Replace mode
Return to the Main Menu or cycle through available menus
Enable the Shift modier for the next key press
Enable the Orange Modier
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USER’S GUIDETriton Wireless Hand-held Terminal
GS1 (RSS) Limited
GS1 (RSS) Expanded
Advanced Long
Range Laser
35 ±5 scans / second13° ±2°
40%
Data Capture and Bar Code Scanners
The Triton hand-held computer comes standard with a laser scan engine that is capable
of scanning single dimensional bar codes. Optionally, Lorax “Near/Far” Lasers and
2-Dimensional Area Imagers can be ordered for the Triton.
Bar code symbologies are always measured in mils. This usually refers to the narrowest bar
width. One mil equals 0.001”, therefore a 0.01” wide narrow bar would be a 10 mil bar code.
Conversion: 1 mil = 0.0254 mm
1 inch = 25.4 mm
Laser Style Scan Engines
Laser-type scan engines use a stationary laser reected by a moving mirror and a highly
sensitive laser detector. The Lorax scan engine option allows for much greater distance
between the barcode and operator. All laser scan engines have the ability to project an
aiming dot to assist the operator in correctly reading barcodes at longer distances.
Laser Decoder Symbologies
UPC w/ supplements
EAN/JAN
Code 128
EAN 128
ISBT 128
Code 39
Code 93
Laser EngineScan RateScan Angle
Standard High
116 ±5 scans / second47° ±2.5° or 35° ±2.5°
Speed Laser
Long Range Laser35 ±5 scans / second23° ±2°
Code 11
Interleaved 2 of 5
Discrete 2 of 5
Chinese 2 of 5
Codabar
MSI / Plessy
GS1 (RSS) Databar
Software Controlled
Min. Print Contrast (%)
Dark Light Reectance @ 650 nm
20%
40%
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USER’S GUIDETriton Wireless Hand-held Terminal
Data Capture and Bar Code Scanners - cont’d.
Reading distance for the Standard High Speed Laser
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USER’S GUIDETriton Wireless Hand-held Terminal
Data Capture and Bar Code Scanners - cont’d.
Reading distance for the Lorax (SE1524) Laser
1 - 13
USER’S GUIDETriton Wireless Hand-held Terminal
GS1 (RSS) LimitedGS1 (RSS) Expanded
Chinese PostJapanese PostKix (Netherlands) PostKorean Post
MICR E-13B
Data Capture and Bar Code Scanners - cont’d.
Imager Style Scan Engines
The Area Imager uses a camera type sensor to acquire images of the target symbol. Unlike
the linear laser engines, the Area Imager can decode symbols at any orientation and is
capable of reading 2- Dimensional symbologies.
Area Imager Symbologies
UPC w/ supplementsCode 11Codablock FQR Code
EAN/JANInterleaved 2 of 5Code 16KTCIF Linked Code 39
Code 128Discrete 2 of 5Data MatrixTelepen
EAN 128Chinese 2 of 5EAN-UCC CompositePosiCode A
ISBT 128CodabarMatrix 2 of 5PosiCode B
The Triton has a multi-color LED to indicate when the unit has scanned a bar code
successfully. When the scan button is pushed, the LED above the on/off button will turn a
solid red. Once the scanner has successfully read the bar code, this LED will turn a bright
green.
This visual indication of a good read is useful in very noisy environments where the audio
beeper can not be heard.
Note: When the Triton is in sleep mode the scanner LED will be ashing green.
Scanner Information and Labeling
The Triton Integrated Laser Scanner uses a low-power visible laser diode. Avoid staring
directly into the light beam. Momentary exposure to a CDRH Class II laser is not known to be
harmful.
Laser Classication: CDRH Class II
Light Source: 630 – 680 nm laser diode
Laser Output Power: 1.0 milliwatt maximum output
FCC Information: This device complies with Part 15 of the FCC Rules. Operation is
subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause
undesired operation.
CAUTION: Use of controls, adjustment, or per-
formance of procedures other than those
specied herein may result in hazardous visible
laser light exposure.
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USER’S GUIDETriton Wireless Hand-held Terminal
The Triton Internal Radio
The Triton has a multi-color LED to indicate when the unit has scanned a bar code The
Triton Hand-held Terminal comes equipped with an internal 802.11b/g/n radio and diversity
antenna. This internal radio is specically designed to communicate with any 802.11b/g/n
access point. The range of the internal radio depends greatly on the quality of the Access
Point and the RF communication characteristics of the environment where the device is
used. The typical range for an 802.11b/g radio is 500 feet through free air. Additional Access
Points must be added to improve coverage in a larger area, or in electrically noisy RF
environments.
802.11b/g/n Fallback Mode
Wireless LAN technology is designed to make maintaining a connection between
two devices as reliable and consistent as possible. Since the speed of the connection
between wireless devices will vary as range and signal quality varies, the wireless devices
will intentionally sacrice throughput (data rate or connection speed as measured in bits
per second) in exchange for maintaining a reliable connection. In other words, a reliable
connection at a lower speed is preferred over an unreliable connection at a higher speed
(i.e., it is easier to maintain the connection if data rate is deliberately reduced, or put
another way, lower data rates will tolerate a higher range and/or worse signal quality). This
characteristic is known as fallback. As an example, an 802.11b/g system will fallback from 11
Mbps to 5.5 Mbps as range increases or signal quality decreases. Subsequent fallbacks from
5.5 Mbps to 2 Mbps and 1 Mbps are also supported.
Interference and Coexistence
802.11b/g operates in a range of radio frequencies known as an “unlicensed” band (i.e.
the FCC does NOT require the use of a license in order to operate a radio transmitter in
this range). This means that commercially available radio devices other than wireless LAN
devices are permitted to use the same frequency band as 802.11b/g. Consequently, these
co-existing radio devices can interfere or “jam” the wireless LAN (and vice versa). Ironically,
the most troublesome devices are cordless telephones and microwave ovens.
Fortunately, higher quality cordless phones tend to “listen” for a clear channel before
becoming active and will thus avoid interfering with a wireless LAN (i.e., the cordless phone
seeks a clear channel for itself so naturally avoids being interfered with or being a source
of interference). Jamming from microwave ovens is more severe but is usually restricted
to the upper frequency range for 802.11b/g (it should be noted that 802.11b/g divides
the available frequency band into 11 channels. The higher numbered channels are most
susceptible to microwave oven interference).
In each instance, jamming occurs only when the cordless telephone or microwave oven is
active.
1 - 16
USER’S GUIDETriton Wireless Hand-held Terminal
Battery
The Triton hand-held computer uses a single battery to supply power to the entire unit. The
standard 7.2 Volt, 19.2 Watt-hour battery allows the unit to run continuously for over eight
hours, even in the most demanding environments.
WARNING: Use only Lithium-Ion batteries provided by American Microsystems, Ltd. The use
of other batteries can result in improper charging, short circuits, re, and explosion. The use of
3rd party batteries will void all warranties on the Triton hand-held computer.
NOTE: Lithium-Ion batteries and battery packs provide 300-500 charge/discharge cycles, and although they are
not susceptible to “battery memory” like older Nickel-Cadmium technologies, they do lose capacity as they
age. When a battery is no longer able to supply ample charge for the application it should be recycled.
The Triton battery can be charged either through an external battery charger or from within
the hand- held computer when the unit is placed in the charging and communication
cradle. Typical charging time will vary depending on charging mode and charger.
WARNING: Triton Batteries should only be charged with American Microsystems, Ltd. battery
chargers approved for Triton batteries.
The Triton hand-held computer will alert the user when the battery has reached a critical
level. The unit’s battery should be replaced with a fully charged Triton battery or the unit
should be placed back into the charging and communication cradle.
1 - 17
USER’S GUIDETriton Wireless Hand-held Terminal
Triton and Cradle
Accessories
The Triton Hand-held Terminal has available an optional charging and communications
cradle. The cradle automatically charges the Triton battery while it is resting in the cradle
and the unit is turned off. The cradle also includes an extra slot to charge a spare battery.
The Triton cradle can accommodate the Triton with or without the optional Triton handle.
The ACC-5925 Cradle has three indicator lights:
- Indicates that the Triton Cradle is plugged in.
- Indicates the Triton main battery is charging.
- Indicates the spare battery is charging.
When the battery charging LED is red, the battery is charging. When the battery charge
LED is green the battery is fully charged. A fully discharged battery takes about 6 hours to
completely recharge.
1 - 18
USER’S GUIDETriton Wireless Hand-held Terminal
ACC-7525 Charging Cradle
The Triton Cradle’s Communication Ports
The Triton hand-held terminal has 2 different styles of communications ports, RS-232 (RJ-
45) and USB (Type II). The Triton Cradle also has 2 communications ports, RS-232 (DB-9) and
USB (Type II). The Triton Communications Cradle uses a standard RS-232 (DB-9 Male – DB-9
Female) cable.
Both communication connectors on the back of the Triton cradle are wired “straight
through”. This means that the communications settings on the Triton handheld terminal will
determine the settings on the communication cradle. The Triton Cradle has no internal or
external settings that can be changed.
The high speed USB data port is used to load a new or updated operating system or settings
The Triton uses a modern menu system to access its available features and settings. From
an active telnet or browser session, the menu can be accessed by pressing the [Menu] key.
Subsequent presses of the [Menu] key will cycle through the available menus, described
below.
The menu system also shows some basic information about the status of the system along the
left and right sides of the screen:
All of the Triton options, applications, and features are divided into ve primary menu
Alternative to cycling menus via the [Menu] key, the function keys can be used to quickly
access any desired menu.
With the 55-key Alpha-numeric keypad, pressing the [Func] key followed by the designated
number key will jump to the desired menu. The Triton 35-key Numeric keypad has discrete
function keys that can be pressed directly.
2 - 1
USER’S GUIDETriton Wireless Hand-held Terminal
- “Connect / Reconnect”
F1
Starting or Re-starting a congured TELNET (or browser) session
- “Tools & Utilities”
F2
System tools and useful applications (Calculator, Bar Code Data Viewer, etc...)
- “Preferences”
F3
Customizing audio (system sounds) or keyboard function.
2 - 2
USER’S GUIDETriton Wireless Hand-held Terminal
- “Administration”
F4
Triton system-wide setup (Wireless Networking, Power Management,
Telnet session setup, etc...)
- “Diagnostics”
F5
Advanced debugging and diagnostic tools (Software versions, Network Status,
Ping Test, etc...)
From any primary menu, pressing [Esc] will bring the screen back to the “Connect” menu.
2 - 3
USER’S GUIDETriton Wireless Hand-held Terminal
Navigating the Primary and Icon Menus
All of the primary menus, with the exception of the “Connect / Reconnect” menu and along
with some of the “Administration” options, use a series of icons and graphics to allow for easy
identication of the available items. Each of these items can be selected in a variety of ways
to allow for easy access no matter the keyboard layout or operator preference.
Normal selection is done via the numeric keys, as each icon displays a small number on the
top right of its identifying graphic. The number keys on the keyboard correspond to these
numbers and can be directly pressed to access the desired function.
Number keys
Alternatively, the arrow keys can be used to move through the icons and pressing [ENTER] will
activate the selected function. Once an arrow key has been pressed, an icon cursor will be
visible around the currently selected graphic.
Cursor
2 - 4
USER’S GUIDETriton Wireless Hand-held Terminal
Navigating the Settings Menus and “Connect / Reconnect”
Some menus are not well suited for icon and graphical display, either due to complexity or
simply the number of required actions. These menus are displayed using a list format with an
emphasis on text over graphical representation.
Like with the icon menus, there are a variety of ways to access functions within these menus.
Each item in the menu displays a small number on the bottom left of the action/option.
Again, this number corresponds to the keyboard’s numeric keys. Pressing the desired number
on the keyboard will activate the corresponding option.
Number Keys
Furthermore, the [Up] and [Down] arrow keys can be used to move through the list of
options. The [Enter] key can be used to activate the highlighted option.
When a menu contains more available options or actions than can be displayed at once on
the screen, a small scroll bar will appear on the right side of the menu. This scroll bar denotes
the approximate location of the currently selected option within the menu.
2 - 5
USER’S GUIDETriton Wireless Hand-held Terminal
Scrollbar
Scrollbar
If the option activates a function (as from the “Connect / Reconnect” menu) or enters a
deeper menu (as from the “Host Servers” menu), a small arrow will be displayed to the right
of the option name.
Some settings options depend on other settings’ values. When these “dependencies” are
not fullled for an option will be displayed in a lighter color and will not be available to be
modied or activated. For example, within the “Wireless Security” settings, if the Encryption
option is not set to “WPA/WPA2”, the WPA Type option will be grayed out, as it is not relevant
in this case.
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USER’S GUIDETriton Wireless Hand-held Terminal
Controlling Options and Settings
The Triton “Administration” menu allows the user to modify the handheld’s system settings
and user options. As with any PC application, the Triton main menu system uses a series of
“widgets” to allow easy setup of different types of settings (i.e. some options need to be
entered as text, while others are simply a “check-box” type of item that only needs to be
either enabled or disabled). The Triton widgets are described below.
Boolean / Enable-Disable:
Pressing [Enter] while this type of option is selected or by pressing its corresponding numeric
key will alter the options setting between “Enabled” and “Disabled”.
Combo / Multiple Options:
Pressing [Enter] while this type of option is selected or by pressing its corresponding numeric
key will open a small menu and allow the selection (again via the numeric keys or the [Up]/
[Down] and [Enter] keys) of multiple options. Note that some options that only have two
different selections will act like the above mentioned Boolean type, but will display the
options custom text as opposed to the normal “Enabled” or “Disabled”. If more selections
are available than can be shown on the screen, again a scroll bar will be drawn on the right
of the menu.
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USER’S GUIDETriton Wireless Hand-held Terminal
Sliders / Numeric Options:
Pressing [Enter] while this type of option is selected or by pressing its corresponding numeric
key will display a screen with the option name and a numeric slider. Using the [Left]/[Right] or
[Up]/[Down] keys will increase and decrease the options value. The minimum and maximum
values are displayed at the bottom of the screen.
Text Entry:
Pressing [Enter] while this type of option is selected or by pressing its corresponding numeric
key will open a small text entry menu that will allow typing of text into the option value.
Pressing the [Esc] key or the [0] numeric key will exit any menu and return to the previously
viewed screen. Note that when exiting back to the “Administration” menu, the options
that were set will automatically be saved. If any action is required, it will automatically be
carried out (i.e. if the user changes the embedded HTTP server from “Disabled” to “Enabled”,
the system will automatically save the new settings and start the HTTP server when leaving
the “Startup/Boot Options” menu). A beep will be sounded and a small message will be
displayed briey to signify that the settings were correctly saved.
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USER’S GUIDETriton Wireless Hand-held Terminal
Triton Connect / Reconnect Menu
When the Triton rst powers up, the unit will automatically attempt to connect to the host
server. If more than one host connection is congured, the user will be prompted with
the Connect menu, allowing them to select the server to connect to. If exactly two host
connections have been congured, the “Connect to Both” option will be available.
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USER’S GUIDETriton Wireless Hand-held Terminal
Triton Tools & Utilities Menu
1) Calculator
The Triton contains a simple, easy to use calculator. It can do simple mathematical functions
by simply typing data from the keypad. Press [Menu] to return to the Triton menu system.
2) Barcode Data Viewer
The Barcode Data Viewer displays the data acquired by the bar code scanner, including
non-printable characters. The display shows both the printed values, as well as the hex
encoded ASCII. Press [Esc] to exit the Viewer.
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USER’S GUIDETriton Wireless Hand-held Terminal
3) Transfer
The Transfer applet allow the user to transmit the Triton settings les to a PC. Make sure that at
least one port in the Port Settings menu is set to “Data Uplink” before attempting to transmit.
4) Print
The Print Utility allows testing of a serial printer.
5) Linux Prompt
The Linux Prompt function puts the Triton computer into its native Linux command line
operating mode. Most of the standard GNU/Linux tools and commands are available. The
default username is “root” and the password is “aml”:
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USER’S GUIDETriton Wireless Hand-held Terminal
Triton User Preferences Menu
1) Audio Setup
The audio setup menu is used to adjust system audio feedback. You can enable/disable all
system sounds or adjust audible key tick feedback (short, long, or disabled).
2) Keyboard Setup
The keyboard setup menu allows you to streamline manual input and globally customize
the function keys on the keyboard. These settings effect the actual Linux kernel keyboard
mapping, allowing for complete control over these keys. See the Keyboard Option
Parameters table for more information on customizing these keys.
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USER’S GUIDETriton Wireless Hand-held Terminal
Triton Administration Menu
The Triton Administration menu houses all of the system’s operating parameters, and from
this menu, the entire system can be modied for use. Since the Triton contains hundreds of
customizable options, each parameter is categorized into one of nine major groups, and
some into smaller sub-sections. This allows each setting to be modied in a quickly and easily.
The nine major settings groups are:
1) Network Setup
2) VT Setup — Terminal Emulation and Host Connection Options
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USER’S GUIDETriton Wireless Hand-held Terminal
The Triton comes standard with VT100/VT220 interpreters, TN5250/3270 emulators, a standards
compliant web browser, and supported SSH client. Any of these applications/emulators can
be used to connect to remote network servers through the Connect / Reconnect menu.
From here in the Terminal Options menu, this connection menu can be set up.
Each different application has its own set of options and parameters that are accessible
through options four through eight. Their parameters are dened below in the Host / Terminal
Setup table.
*NOTE: For information on using the SSH client, see the SSH Client Setup section of this
manual.
Setting up a new connection is done through the Hosts sub-menu. It will present a list of
connections (up to eight connections can be dened) to suit the installation’s needs.
Selecting one of the eight host connections will display the host options including IP address,
port, terminal (emulation), and any other connection specic parameters applicable to
each host server(s). If the Terminal is set to any option other than Disabled, it will be visible on
the Connect menu.
3) Scanner Options
The Scanner Options group contains all aspects of the bar code decoder and data capture
device. Within this menu are ve sub groups: Trigger, Feedback, Codes (Symbologies),
Editing, and General Setup.
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USER’S GUIDETriton Wireless Hand-held Terminal
The Trigger options give control over the aiming dot and laser timers, as well as the trigger’s
mode. These options are usually set up to the user’s personal preference and they have no
effect on the actual data that is collected via the scanner.
The Feedback settings allow modication to the audio beeps that sound during bar code
scanning. Changes can be made to the pitch, length, and count of the beeps that sound
when a good and/or bad bar code read is completed.
Symbology control and settings are modied from the Codes section. This section also
contains many subsections, depending on the scan engine that is installed in the Triton. For
laser bar code readers, the menu will contain all symbologies that the scan engine can
decode, and allow for changes to many aspects of the data. With the 2-Dimensional Imager
installed, the symbologies are divided once again into further sections of Linear, Postal, 2-D,
and OCR fonts.
The Editing section give control over customizing the data collected after it has been
scanned. Example options include stripping leading and trailing characters and adding
prexes and sufxes. Bar code editing can be done on a global scale where all bar codes
are affected, or it can be done on a symbol- ogy type basis. Up to four custom symbology
type edits can be made on the Triton, along with a global edit.
General Setup gives control over global termination characters appended to the bar code
data, along with some scan engine specic settings like LED illumination with the 2-D Imager.
4) Security Options
The Triton allows for two different types of password protection. A power-up (boot) password
requires that the user enter a password to initialize the Triton for use.
The Settings Password, if enabled, requires the user to enter a password to authorize changes
in the settings. It is always a good idea to enable a Settings Password to prevent users from
altering the unit’s settings.
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USER’S GUIDETriton Wireless Hand-held Terminal
*NOTE: If a Settings Password is set, the Triton’s embedded website password will also be
changed to this password. If no Settings Password is set, then the embedded website
password defaults to ‘aml’.
Once the user enters the Settings Password, they will not be asked again for it until
completely exiting the Administration menu.
5) Power Options
The Triton has advanced power management features that enable ne tuning of the battery
usage. The unit has an advanced sleep/suspend mode that can be tailored to any specic
situation. Even in sleep mode, the Triton can leave the internal 802.11b/g radio on to keep
the association with the access point.
6) Port Options
The Triton contains two different user accessible ports: USB Slave (Type-B) and RS-232 serial.
7) Startup/Boot Options
The Startup options give control over system services and servers that will be started on boot.
They include a standard TELNET server, SSH / SFTP server, FTP server, embedded HTTP server,
the bar code scanner manager, and an alternative ‘Text Mode’ menu navigational system.
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USER’S GUIDETriton Wireless Hand-held Terminal
It is highly recommended that the TELNET and FTP servers remain disabled and encrypted SSH
and SFTP be used in their place.
For the TELNET, SSH / SFTP, and FTP server - the default username is ‘root’ and the password is
‘aml’.
*NOTE: If a Settings Password has been enabled, it will also be used to access the embedded
HTTP server’s page—the default password ‘aml’ will no longer be active.
The embedded HTTP server can be used to view the Triton system status/logs, update
rmware, and upload settings les. Furthermore, it has the ability to display real-time images
of the Triton’s screen.
More information on the Triton’s HTTP server and web interface can be found in the Triton
Embedded Website section.
Text Mode is an alternative menu system emulating legacy based device(s). This option
is specically targeted to operators who are already familiar with this type of legacy textbased menu system and may nd it more accommodating.
InterleavedEnabled/DisabledEnable/Disable decoding of
Interleaved 2 of 5 symbols
Check Digit1.) IgnoreIgnore check digits
2.) VerifyVerify but do not transmit check digits
3.) TransmitVerify and transmit check digits
Interleaved MinMin: 0 charactersMinimum length in characters to
Max: 80 characters
Interleaved MaxMin: 0 charactersMaximum length in characters to
Max: 80 characters
IndustrialEnabled/DisabledEnable/Disable decoding of Industrial
Industrial MinMin: 0 charactersMinimum length in characters to
Max: 48 characters
Industrial MaxMin: 0 charactersMaximum length in characters to
Max: 48 characters
IATAEnabled/DisabledEnable/Disable decoding of IATA 2 of
IATA MinMin: 0 charactersMinimum length in characters to
Max: 48 characters
IATA MaxMin: 0 charactersMaximum length in characters to
Max: 48 characters
MatrixEnabled/DisabledEnable/Disable decoding of Matrix 2
Matrix MinMin: 0 charactersMinimum length in characters to
Max: 80 characters
Matrix MaxMin: 0 charactersMaximum length in characters to
Max: 80 characters
CodabarEnabled/DisabledEnable/Disable decoding of
Start/Stop1.) SkipDo not transmit start and stop characters
2.) TransmitTransmit start and stop characters
Check Digit1.) IgnoreIgnore check digits
2.) VerifyVerify but do not transmit check digits
allow a good read
allow a good read
2 of 5 symbols
allow a good read
allow a good read
5 symbols
allow a good read
allow a good read
of 5 symbols
allow a good read
allow a good read
Codabar symbols
3.) TransmitVerify and transmit check digits
Concatenate1.) OffDo not allow Codabar concatenation
2.) OnAllow concatenation
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USER’S GUIDETriton Wireless Hand-held Terminal
Type
Symbology
Setting Parameter
Available OptionsOption Description
Max: 60 characters
2-Dimensional Imager Symbology Settings - cont’d.
Linear
(cont’d)
Codabar
(cont’d)
MSI/Plessy
GS1 (RSS)
Telepen
Min LengthMin: 0 charactersMinimum length in characters to allow
Max: 60 characters
Max LengthMin: 0 charactersMaximum length in characters to allow
Max: 60 characters
MSIEnabled/DisabledEnable/Disable decoding of MSI symbols
MSI Check Digit1.) Don’t TXDo not transmit the check character
2.) TransmitTransmit the check character
MSI Min LengthMin: 0 charactersMinimum length in characters to allow
Max: 48 characters
MSI Max LengthMin: 0 charactersMaximum length in characters to allow
Max: 48 characters
PlessyEnabled/DisabledEnable/Disable decoding of Plessy
Plessy Min LenMin: 0 charactersMinimum length in characters to allow
Max: 48 characters
Plessy Max LenMin: 0 charactersMaximum length in characters to allow
Max: 48 characters
GS1 DatabarEnabled/DisabledEnable/Disable decoding of GS1
GS1 LimitedEnabled/DisabledEnable/Disable decoding of GS1
GS1 ExpandedEnabled/DisabledEnable/Disable decoding of GS1
Expanded MinMin: 0 charactersMinimum length in characters to allow
Max: 74 characters
Expanded MaxMin: 0 charactersMaximum length in characters to allow
Max: 74 characters
TelepenEnabled/DisabledEnable/Disable decoding of Telepen
Telepen Output1.) AIM OutputDecode as standard full ASCII
2.) OriginalDecode as compressed numeric
Min LengthMin: 0 charactersMinimum length in characters to allow
Max: 60 characters
Max LengthMin: 0 charactersMaximum length in characters to allow
a good read
a good read
a good read
a good read
symbols
a good read
a good read
Databar (14) symbols
Limited symbols
Expanded symbols
a good read
a good read
symbols
a good read
a good read
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USER’S GUIDETriton Wireless Hand-held Terminal
Type
Setting Parameter
Available OptionsOption Description
Max: 48 characters
2-Dimensional Imager Symbology Settings - cont’d.
Postal
Codes
PostnetEnabled/DisabledEnable/Disable decoding of Postnet symbols
Postnet Chk Dig1.) Don’t TXDo not transmit the check character
2.) TransmitTransmit the check character
PlanetEnabled/DisabledEnable/Disable decoding of Planet symbols
Planet Chk Dig1.) Don’t TXDo not transmit the check character
2.) TransmitTransmit the check character
UK PostEnabled/DisabledEnable/Disable decoding of UK Postal symbols
Canada PostEnabled/DisabledEnable/Disable decoding of Canadian Postal symbols
Kix PostEnabled/DisabledEnable/Disable decoding of Netherlands Postal
symbols
Australia PostEnabled/DisabledEnable/Disable decoding of Australian Postal symbols
Japanese PostEnabled/DisabledEnable/Disable decoding of Japanese Postal symbols
China PostEnabled/DisabledEnable/Disable decoding of Chinese Postal symbols
China Min LenMin: 0 charactersMinimum length in characters to allow a good read
Max: 80 characters
China Max LenMin: 0 charactersMaximum length in characters to allow a good read
Max: 80 characters
Korea PostEnabled/DisabledEnable/Disable decoding of Korean Postal symbols
Korea Min LenMin: 0 charactersMinimum length in characters to allow a good read
Max: 48 characters
Korea Max LenMin: 0 charactersMaximum length in characters to allow a good read
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USER’S GUIDETriton Wireless Hand-held Terminal
Type
Symbology
Setting Parameter Available OptionsOption Description
Max: 366 characters
2-Dimensional Imager Symbology Settings - cont’d.
2-Dimensional Codablock F
Code 16k
Code 49
PDF417
Codablock FEnabled/DisabledEnable/Disable decoding of Coda-
block F symbols
Min LengthMin: 0 charactersMinimum length in characters to
Max: 2048 characters
Max LengthMin: 0 charactersMaximum length in characters to
Max: 2048 characters
Code 16kEnabled/DisabledEnable/Disable decoding of Code
Min LengthMin: 0 charactersMinimum length in characters to
Max: 160 characters
Max LengthMin: 0 charactersMaximum length in characters to
Max: 160 characters
Code 49Enabled/DisabledEnable/Disable decoding of Code
Min LengthMin: 0 charactersMinimum length in characters to
Max: 81 characters
Max LengthMin: 0 charactersMaximum length in characters to
Max: 81 characters
PDF417Enabled/DisabledEnable/Disable decoding of PDF417
PDF417 Min Len Min: 0 charactersMinimum length in characters to
Max: 2750 characters
PDF417 Max Len Min: 0 charactersMaximum length in characters to
Max: 2750 characters
Micro417Enabled/DisabledEnable/Disable decoding of Micro
Micro Min LenMin: 0 charactersMinimum length in characters to
Max: 366 characters
Micro Max LenMin: 0 charactersMaximum length in characters to
allow a good read
allow a good read
16k symbols
allow a good read
allow a good read
49 symbols
allow a good read
allow a good read
symbols
allow a good read
allow a good read
PDF417 symbols
allow a good read
allow a good read
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USER’S GUIDETriton Wireless Hand-held Terminal
Type
Symbology
Setting Parameter Available OptionsOption Description
Aztec RunesEnabled/DisabledEnable/Disable decoding of Aztec
runes symbols
2-Dimensional Imager Symbology Settings - cont’d.
2-Dimensional Composite
TCIF 39
QR Code
Data Matrix
MaxiCode
Aztec
CompositeEnabled/DisabledEnable/Disable decoding of EAN-
UCC Composite symbols
Min LengthMin: 0 charactersMinimum length in characters to
Max: 2435 characters
Max LengthMin: 0 charactersMaximum length in characters to
Max: 2435 characters
Emulation1.) GS1/RSSConvert type to GS1
2.) UCC-128Convert type to UCC-128
3.) NoneNo type emulation
TCIF 39Enabled/DisabledEnable/Disable decoding of TCIF
QR CodeEnabled/DisabledEnable/Disable decoding of QR
Min LengthMin: 0 charactersMinimum length in characters to
Max: 3500 characters
Max LengthMin: 0 charactersMaximum length in characters to
Max: 3500 characters
Data MatrixEnabled/DisabledEnable/Disable decoding of Data
Min LengthMin: 0 charactersMinimum length in characters to
Max: 1500 characters
Max LengthMin: 0 charactersMaximum length in characters to
Max: 1500 characters
MaxiCodeEnabled/DisabledEnable/Disable decoding of
Min LengthMin: 0 charactersMinimum length in characters to
Max: 150 characters
Max LengthMin: 0 charactersMaximum length in characters to
Max: 150 characters
AztecEnabled/DisabledEnable/Disable decoding of Aztec
Min LengthMin: 0 charactersMinimum length in characters to
Max: 3750 characters
Max LengthMin: 0 charactersMaximum length in characters to
Enabled/DisabledTurn on the backlight during system boot
Local Security Settings
Pwd on Boot
Boot Pwd
Pwd on Setup
Enabled/DisabledRequire a secret password to power up the Triton
(Text Entry)Power up password
Enabled/DisabledRequire a secret password to modify any item under the
Power Management Settings
Sleep Timer
Radio
Ports
Off Timer
BL Timer
Min: 0 minutesSet the inactive sleep timer, the Triton will go into a low power
Max: 60 minutes
1.) Stay OnWhen in suspend mode, leave the 802.11b/g radio on
2.) SleepPower off the 802.11b/g radio during suspend
1.) Stay OnWhen in suspend mode, leave the external ports (USB, RS-232)
2.) SleepPower off the external ports during suspend
Min: 0 minutesAmount of time to wait after suspend before powering off the
Max: 60 minutes
Min: 0 minutesAmount of time to leave the backlight on once enabled
Max: 20 minutes
“Administration” menu
**If set this password will also be used to gain access to the
embedded web site if the HTTP server is enabled in Startup Options
suspend mode if no key is pressed on the keyboard within this
about of time. (To disable the Sleep Timer, set to 0)
active
Triton completely (To disable the Off Timer, set to 0)
Terminal ID(Text Entry)The identication string that should be sent
to the server upon connection (common
Terminal IDs match the terminal type: VT100
connec- tions often use “vt100” for the
Terminal ID)
Keyboard Settings
Custom Fkeys
Enabled/DisabledEnable/Disable the use of system-wide custom function
Host/Terminal Setup
Host Server 1,
Host Server 2,
Host Server 3,
Host Server 4,
Host Server 5,
Host Server 6,
Host Server 7,
Host Server 8
Terminal1.) DisabledDisable the host connection and do not
Name(Text Entry)The name of the connection to display in the
Host Address(Text Entry) / (IPv4
Host Port(Text Entry)The TCP port to connect to
keys; These keys are mapped into the Linux kernel (following
‘loadkeys’ conventions) and will affect the system globally.
Non-printable characters can be dened in standard octal
convention (i.e. ‘Escape’ = ‘\033’)
show it in the “Connect / Reconnect” menu
2.) VT100Enable this connection as VT100
3.) VT220Enable this connection as VT220
4.) TN5250Enable this connection as TN5250
5.) BrowserEnable this connection as a Web Browser
6.) Custom 1Enable this connection as a custom Linux
command
7.) Custom 2Enable this connection as a custom Linux
Column ShiftMin: 0 columnsNumber of columns to pan left and right
Row ShiftMin: 0 rowsNumber of rows to pan up and down when
Wrap LinesEnabled/DisabledWrap long strings of characters to the next
Linefeeds1.) As ReceivedDo not translate Linefeeds
(Text Entry)Search strings used to automate login or
commands in VTxxx connections. The Triton
VTxxx application will search for the “Search”
strings and reply with the corresponding
“Reply” string when found.
host server
area (26 rows x 40 columns)
2.) 16x26Use small font (16 rows x 26 columns)
3.) 16x21Use “Legacy” font (16 rows x 26 columns)
4.) 20x20Use standard medium font (20 rows x 20
columns)
5.) 10x20Use large font (10 rows x 20 columns)
6.) 7x13Use huge font (7 rows x 13 columns)
screen size of 24 rows x 80 columns
screen’s view) when using Virtual 24x80
scrolling the screen to keep cursor in view
Max: 20 columns
Max: 20 rows
2.) Add CR PrexTranslate linefeeds to carriage return +
Pass IP as ParamEnabled/DisabledEnable/Disable passing the Host Server’s IP
address (as set up in the Host Server menu) to
the Linux command as a normal parameter
SectionAvailable OptionsOption Description
3.) Visual WarningDisplay a visual warning upon moving out of range of current
AP
Host/Terminal Setup - cont’d
TN5250 Settings
Web Browser
Custom 1
Custom 2
RESET on Error1.) ManualThe user must manually reset an error
condition
2.) AutomaticThe Software will automatically send a
RESET to the server after displaying the error
message for the amount of time specied in
RESET Delay
RESET DelayMin: 3 secondsThe amount of time to display an error
Max: 10 seconds
Long Bar codes1.) AllowAllow long bar codes to automatically move
2.) TruncateTruncate long bar codes to t in the current
Display Mode1.) TextUse the Web Browser in text only mode
2.) GraphicsUse the Web Browser in graphical mode
Command(Text Entry)Linux command to run when selected in the
Pass IP as ParamEnabled/DisabledEnable/Disable passing the Host Server’s IP
Command(Text Entry)Linux command to run when selected in the
message until automatically sending a RESET
to the server
to the next input eld
input eld
“Connect / Reconnect” menu
address (as set up in the Host Server menu) to
the Linux command as a normal parameter
“Connect / Reconnect” menu
General Settings
Auto-Connect
Auto-Delay
Auto-Host
Out of Range
Enabled/DisabledAutomatically connect to a host on boot
Min: 0 secondsDelay connection to allow network startup
Max: 60 seconds
(Host List)Connect to selected host on boot
1.) No WarningGive no warning upon moving out of range of current AP
2.) Audio WarningSound a beep upon moving out of range of current AP
Enabled/DisabledEnable the standard bar code scanner monitoring service
Unless developing custom applications for the Triton, this
should be enabled
VTxxx ENQ Answerback Macros
\1
\2
\3
\4
\\
\a
\b
\c
\d
\e
\f
Audio Setup
System Sound
Key Ticks
First octet of unit’s IP address
Second octet of unit’s IP Address
Third octet of unit’s IP Address
Fourth octet of unit’s IP Address
Back slash character
First hex encoded byte of unit’s MAC address
Second hex encoded byte of unit’s MAC address
Third hex encoded byte of unit’s MAC address
Fourth hex encoded byte of unit’s MAC address
Fifth hex encoded byte of unit’s MAC address
Sixth hex encoded byte of unit’s MAC address
Enabled/DisabledEnable/Disable the global system sound
1.) DisabledDo not emit a beep/tick on keyboard entry
2.) ShortEmit a high-pitched, short tick on a keyboard button press
Startup Options
TELNET Srvr
SSH Server
FTP Server
HTTP Server
Enabled/DisabledEnable the embedded TELNET server on boot
** Usr: root, ** Pwd: aml
Enabled/DisabledEnable the embedded SSH / SFTP server on boot
** Usr: root, ** Pwd: aml
Enabled/DisabledEnable the FTP server on boot
** Usr: root, ** Pwd: aml
Enabled/DisabledEnabled the embedded Web server on boot
If the “Setup Password” is set, it will be used as the pass-
word to log in to the embedded web server. Otherwise, the
password defaults to “aml”
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USER’S GUIDETriton Wireless Hand-held Terminal
ID StringScan Engine
???
Unknown / Detection Error
Triton Diagnostic Menu
The Triton Diagnostic menu contains helpful tools in debugging network problems and
general system issues.
1) System Information
The Triton System Information screen shows data about the hand-held computer’s hardware,
including the CPU clock speed, installed scan engine, keyboard type, and the unit’s serial
802.11b/g Noise LevelThe Noise level displays how interference or noise is on the
current channel. As the noise level increases, less and less
of the signal can be used to transfer data.
2) Software Information
The Triton Software Information screen displays the current rmware versions installed on the
device.
3) Network Status
The Network Status screen displays various criteria for determining status of network
connection.
Network Status Screen Information
Link
Signal
802.11b/g Link QualityLink quality is a relative value derived from signal level,
noise oor, packet loss, and other values. It is a fair
approximation of how well established the link is.
802.11b/g Receive Signal Level Signal level is a percentage value derived from the received
signal strength absolute value. It displays how much of the
received signal is usable to transfer data. As the signal level lowers,
the 802.11b/g data rate will also lower.
Hardware MAC AddressThe Hardware MAC address of the unit’s radio
Mode
Signaling Data
Rates (Mbit/s)
Maximum Throughput (Typ)
at Maximum Signaling Rate
Max Range at Minimum
Data Rate (Radius Indoor)
Max Range at Minimum
Data Rate (Radius Outdoor)
802.11b/g
1, 2, 5.5, 6, 9,
11, 12, 18, 22,
24, 36, 48, 54
19 Mbit/s~38 Meters~140 Meters
Network Status Screen Information
SSID
AP
Bitrate
Freq
IP
Mask
Network SSIDThe Service Set Identier (SSID) is the name of the current
wireless network.
Current BSSIDThe Basic Service Set Identier (BSSID) is the MAC address of
the current Access Point.
802.11b/g Data RateThe bit rate of the current association. As the signal degrades
in quality, the bit rate will automatically be lowered to help
retain the connection.
*See the 802.11b/g Data Rates table below for information on
the rates that are used.
Current 802.11b/g
Frequency
Network IP Address of
unit
Subnetwork MaskThe IPv4 Subnetwork Mask of the unit’s radio
The current frequency of the network association
*See the 802.11 Channel / Frequency table below for
conversion to 802.11 channel number
The IPv4 Network Address of the unit’s radio
802.11b/g Data Rates and Theoretical Ranges
802.11b
1, 2, 5.5, 114.3 Mbit/s~38 Meters~140 Meters
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USER’S GUIDETriton Wireless Hand-held Terminal
ID StringScan Engine
13*
2.472 GHz*
802.11 Channel / Frequency
1
2
3
4
5
6
7
8
9
10
11
12*
2.412 GHz
2.417 GHz
2.422 GHz
2.427 GHz
2.432 GHz
2.437 GHz
2.442 GHz
2.447 GHz
2.452 GHz
2.457 GHz
2.462 GHz
2.467 GHz*
* Denotes available in EU only
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USER’S GUIDETriton Wireless Hand-held Terminal
SectionLabelDescription
Battery Levels
MainThe current approximate battery level percentage.
4) Resource Usage
The current usage of its available hardware resources can be viewed in the Usage screen.
Memory Usage
Processor Usage
Wireless Network
5) Ping Server
SystemThe current amount of the Linux le system that is in use. (Volatile)
FlashThe current amount of the 4MiB /mnt ash partition that is in use.
(Non-volatile)
RAMThe current amount of system RAM that is in use by running
applications.
CPUThe current processor usage.
TXThe current data throughput through the 802.11b/g radio over
RX
time.
The Ping Server function allows testing of the active wireless network connection.
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USER’S GUIDETriton Wireless Hand-held Terminal
LabelDescription
Last
The amount of time between the most recent transmission and response.
Transmitted
Received
Loss
Minimum
Maximum
Average
6) Hardware Tests
The number of packets that have been transmitted to the server
The number of responses from the server
The percentage of missed responses over total packets transmitted
The shortest amount of time detected between a transmission and a response
The longest amount of time detected between a transmission and a response
The average amount of time between a transmission and a response from the server
THE TRITON HARDWARE TESTS ARE FOR INTERNAL USAGE BY AML TECHNICAL SERVICES. FOR
THE TESTS TO PASS CORRECTLY THE UNIT MUST BE CONFIGURED IN A SPECIFIC WAY ON A SPECIFIC DEBUGGING NETWORK USING SPECIFIC DEBUGGING TOOLS. MOST OF THESE TESTS WILL
FAIL ON ANY OTHER SETUP.
7) Bar Code Data Viewer
See the Tools & Utilities section (2-20) for more information.
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USER’S GUIDETriton Wireless Hand-held Terminal
SSH Client Setup
The Triton software contains the OpenSSH suite of SSH networking tools.
The currently installed version is: OpenSSH_3.9p1, OpenSSL 0.9.7e.
Setting up a Connection with the SSH Client
To set up a new connection using the SSH client:
1.) From the Administration menu, select the Terminal icon (option 7).
2.) Select one of the Custom icons (options 8 or 9)
3.) Enter the following into the Command text option without the quotes:
‘/usr/bin/ssh <hostaddress>’
where <hostaddress> is the IP address of the server to connect to.
If using a standard login with the SSH shell, use the following for the Command:
‘/usr/bin/ssh -l<myusername> <hostaddress>’
where <myusername> is the username to use when authenticating and <hostaddress> is
the IP address of the server to connect to. The user will be prompted to enter the password
during login.
If the server is using a non-standard TCP port to listen for SSH connections (i.e. not TCP port
22), add the following to the command strings:
‘-p <port>’
where <port> is the port number to use.
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USER’S GUIDETriton Wireless Hand-held Terminal
SSH Client Setup - cont’d.
4.) Make sure that Pass IP as Param option is Disabled.
5.) Press [Menu] or [Esc] to return to the Terminal Setup Menu.
6.) Enter the Host List menu by selecting the Hosts icon (option one).
7.) Select an available host connection by using the arrow keys and pressing [ENTER]
8.) Set the Terminal application option to either Custom 1 or Custom 2 depending on the
selected Custom item selected in step 2.
9.) Enter a Name for the new connection in the Name option.
10.) [Esc] four times to return to the Connect menu and select the newly created connection.
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USER’S GUIDETriton Wireless Hand-held Terminal
SSH Client Setup - cont’d.
Generating Unique Encryption Keys and Using SSH Passphrases
To allow easy setup of the SSH tools, the Triton contains a script to help automate the key
generation: ‘/bin/sshkeys’.
1.) From the Tools & Utilities menu, select the Prompt icon (option six) to switch to the Linux shell.
2.) Login to the shell with username ‘root’ and password ‘aml’.
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USER’S GUIDETriton Wireless Hand-held Terminal
SSH Client Setup - cont’d.
3.) Type ‘sshkeys’ and press [ENTER]. The public/private key pairs will be generated,
a process that may take up to ve minutes. Throughout the generation, the user will be
prompted to enter passphrases for the key generation. These passphrases would be supplied
by a system administrator of the server that the unit will be connecting to, or, if they are not
used, the user can simply hit [ENTER] to randomly generate the phrase.
4.) Once the generation of the SSH keys is complete, reboot the Triton.
*NOTE: The sshkeys script can also be run from a SSH or TELNET session connected to the
device, or from the Linux console running on the RS-232 port, if enabled.
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USER’S GUIDETriton Wireless Hand-held Terminal
Chapter 3
Triton Embedded Website
The Triton contains a very powerful diagnostic and system management tool built in to every
unit through the embedded HTTP web server. Simply enter the units IP address into any web
browser on a PC residing on the same network as the Triton to access the web server.
To access the embedded website, a password must be entered. This password will match
the Administration Settings Password if set, or will default to ‘aml’.
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USER’S GUIDETriton Wireless Hand-held Terminal
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USER’S GUIDETriton Wireless Hand-held Terminal
Once access has been granted, the web server will give 4 options:
1) Update Firmware
The primary Triton rmware can be uploaded to the device via this interface.
Triton rmware images can be downloaded from http://www.amltd.com.
Furthermore, the boot splash image can be modied through this interface. A 1, 2, or 4 bit/
pixel bitmap image, no larger than 160x160 can be uploaded and will be shown to the user
during the initial boot- strap of the device.
Optional software packages can also be installed through the embedded website, along
with Triton settings les.
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USER’S GUIDETriton Wireless Hand-held Terminal
2) View System Info
The View System Info link will display a multitude of data about the Triton. Among other
things, it will display the following:
Serial Number
Firmware
Version
Keyboard Type
Scan Engine Type
Battery Level
System Uptime (Time since the unit was last powered off)
Memory and Flash usage
Currently running applications
Network Status including:
- Current AP
- Current SSID
- Current Bitrate
- Current Channel / Frequency
- NO ENCRYPTION KEYS OR PASSWORDS ARE DISPLAYED FOR SECURITY REASONS
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USER’S GUIDETriton Wireless Hand-held Terminal
3) View System Log
The standard Linux system log le (/var/log/messages) is viewable through this option.
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USER’S GUIDETriton Wireless Hand-held Terminal
4) View Live Screen
The Live Screen option is a powerful real-time diagnostic tool. This will give the operator of
the PC a true live image capture of what is currently displayed on the LCD. Clicking the
refresh button on the web browser will refresh the image and update what is displayed.
*NOTE: The Live Screen web page is designed to not be cached by the web browser, but
some browsers do not adhere to these guidelines. If the web page is refreshed but the
same image is shown even when it is conrmed to be different on the hand-held, the web
browsers cache should be cleared and the PC operator should re-login into the Triton’s web
site. This can also happen if the Triton is powered off and back on in between refreshing the
live image.
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