Page 1 RK25 Mobile Computer Android™ 11 Version 1.00...
Page 2 The editorial use of these names is for identification as well as to the benefit of the owners, with no intention of infringement. CIPHERLAB logo is a registered trademark of CIPHERLAB CO., LTD. All other brands, products and services, and trademark names are the property of their registered owners.
Page 3: Important Notices
Important Notices IMPORTANT NOTICES FOR USA This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communication.
Page 4: For Product With Laser
RK25 Mobile Computer FOR PRODUCT WITH LASER  This laser component emits FDA / IEC Class 2 laser light at the exit port. Do NOT STARE INTO BEAM DIRECTLY. Do not aim the beam at the eyes.  Any adjustments or performance excluding those specified herein ...
Page 5: General Guideline And Warning
GENERAL GUIDELINE AND WARNING Use specific Lithium Polymer/Li-ion charger from CipherLab only. Failure to do so may  cause fire, which may result in personal injury and property damage.
Page 6: Charging Process
 During discharge and handling of batteries, do not exceed 50 . STORAGE & TRANSPORTATION CipherLab battery is charged in manufacturing to around 30% of its full capacity. It is a  good capacity for long-term storage & transportation. ...
Page 7: To Use, Handle, And Dispose Battery
Important Notices  Storing battery at temperatures greater than 50 for extended periods of time (more than 2 hours) may cause damage to battery. TO USE, HANDLE, AND DISPOSE BATTERY  For Li-ion / Li-polymer battery, it is normal to balloon, expand, or swell after one year or 500 cycles (full charge-discharge cycles).
Page 8: Safety Precautions
  Do not use any pointed or sharp objects against the screen surface. Do not use the styluses which are not supplied or approved by CIPHERLAB CO., LTD., to  prevent possible scratches to the touch screen. Water residue on the touch screen may cause abnormal behaviors or the fall of its ...
Page 9: Battery
1) Please do not use your device while continuously connected with a power supply or cradle for charging. If you need to use your RK25 mobile computer with a power supply or cradle continuously connected, be sure to turn on “...
Page 10: Scanner
RK25 Mobile Computer SCANNER Scan a 1D barcode  1) Open and tap on the menu bar. ReaderConfig Scan Test 2) Aim the scanning window at the barcode to read. Move the device, having the barcode located in the center of the scanning area.
Page 11: Care & Maintenance
Important Notices CARE & MAINTENANCE This mobile computer is intended for industrial use. The mobile computer is rated IP65,  however, damage may be done to the mobile computer if it is exposed to extreme temperatures or soaked in water. When the body of the mobile computer gets dirty, use a clean, wet cloth to wipe off dust ...
Page 12: E-Label
RK25 Mobile Computer E-LABEL - 10 -...
Page 13: Ce Declaration
Important Notices CE DECLARATION - 11 -...
Page 14: Thailand Caution
RK25 Mobile Computer THAILAND CAUTION เครื ่ องโทรคมนาคมและอุ ป กรณ์ น ี ้ มี ค วามสอดคล ้องตามมาตรฐานหรื อ ข ้อก าหนดของกสทช. เครื ่ องวิ ท ยุ ค มนาคมนี ้ มี อ ั ต ราการดู ด กลื น พลั ง งานจ าเพาะ...
Page 15: Release Notes
Release Notes RELEASE NOTES Version Date Notes  1.00 Jan. 13 , 2022 Initial release - 13 -...
Page 16: Table Of Contents
CONTENTS IMPORTANT NOTICES........................- 1 - For USA ............................- 1 - For Product with Laser ........................- 2 - Environment ..........................- 2 - Specific Absorption Rate (SAR) information ................- 2 - Important Safety Instructions and Warnings for Li-ion/Polymer Battery ........- 3 - General Guideline and Warning ....................
Page 17 Charging & Communication .................. 36 1.2.1. Charge Mobile Computer ..................36 1.2.2. Wired Data Transmission ..................44 1.2.3. Using Wireless Networks ..................45 USING RK25 MOBILE COMPUTER ....................46 2.1. Battery ........................47 2.1.1. Battery Status Indicators..................48 2.1.2. Monitor Battery Level .................... 50 2.1.3.
Page 18 RK25 Mobile Computer 3.3.1. Alpha Key of 28-key Model ................. 112 3.3.2. Alpha Key of 25-key Model ................. 114 3.4. Function Key (only for 25-key Model) ..............116 3.5. Shift Keys ......................119 3.6. Key Functions in Different Modes ..............121 3.6.1.
Page 19 6.2.7 Call Settings ......................198 6.2.8 Make Multi-Party Calls..................199 6.3. Audio Modes ......................200 6.4. In-call Volume ...................... 201 CIPHERLAB UTILITIES ........................202 7.1. A-Demo ......................... 203 7.2. AppLock ........................ 205 7.3. Barcode To Setting ....................206 7.4. BT Printer Mate ....................211 7.5.
Page 20 RK25 Mobile Computer 7.13. Terminal Emulation ..................... 225 7.14. WMDS Agent & WMDS Installer ................225 SPECIFICATIONS ........................... 226 Platform, Processor & Memory..................... 226 Communication & Data Capture ....................227 Electrical Characteristics ......................228 Physical Characteristics ........................ 229 Environmental Characteristics ..................... 230 Programming Support ........................
Page 21: Introduction
INTRODUCTION mobile computer, powered by Android 11, is light-weight, easy to use, providing RK25 powerful and handy tools for the purpose of delivering flexibility in customization. Specifically designed to work as an industrial PDA, it provides rich options of data collection, voice and data communication, long-lasting working hours, and so on.
Page 22: Features
RK25 Mobile Computer FEATURES Built tough to survive drop test and sealed against moisture/dust to industrial standard  IP65.  Android 11 operating system with a powerful Cortex 1.45 GHz Quad-Core processor 16GB eMMC flash memory to store OS and software programs ...
Page 23: Related Documentation
Introduction RELATED DOCUMENTATION Please visit to access related documentation about the RK25 mobile CipherLab website computer.
Page 24: Quick Start
RK25 Mobile Computer Chapter 1 QUICK START This chapter helps you get ready for starting using the mobile computer. IN THIS CHAPTER 1.1 Overview .................. 23 1.2 Charging & Communication ............. 36...
Page 25: Overview
Quick Start 1.1. OVERVIEW...
Page 26 RK25 Mobile Computer 25-key Model 28-key Model Description Description Power Button Scan Window Status LED Receiver Touchscreen Scan Key Microphone Headset Jack Side-Trigger Micro USB Port Camera Camera Flash Handstrap Cover Battery Battery Cover Latch and Lock Speaker Volume Buttons...
Page 27 Quick Start 10° Tilted Reader 70° Tilted Reader Note: (1) Please refer to “Physical Keypad” for the difference between 28-key Model and 25-key Model. (2) NFC function is unavailable for 70° tilted reader model and 25-Key model. (3) 10° tilted reader model is equipped with 1 SIM slot & 1 optional SIM/SAM slot, while 70° tilted reader model is equipped with dual SIM slot.
Page 28: Install/ Remove Battery
RK25 Mobile Computer 1.1.1. INSTALL/ REMOVE BATTERY For shipping and storage purposes, the mobile computer and the main battery are saved in separate packages. Note: Any improper handling may reduce the battery life. To install the main battery: 1) Keep pressing down the lock button and slide the battery latch rightward to unlock it.
Page 29 Quick Start 3) Insert a fully-charged main battery from its upper end, and then press down the lower edge of the battery. ○ 2 Press down the lower end ○ 1 Insert it from the upper end 4) Slide the battery latch leftward to “ ”...
Page 30 RK25 Mobile Computer REMOVE BATTERY To remove the battery from the device: 1) Keep pressing down the lock button and slide the battery latch rightward to unlock it. ○ 1 Press down the lock button. Lock icon: The battery cover is currently locked.
Page 31: Installing Sim Card, Sam Card And Memory Card
Quick Start 1.1.2. INSTALLING SIM CARD, SAM CARD AND MEMORY CARD The RK25 mobile computer is equipped with: ▪ 1 SIM card slot ▪ 1 SAM slot ▪ 1 memory card slot. To insert the cards: 1) Remove the battery as described in Remove Battery 2) Slide the hinged cover backward, and swing the top to open.
Page 32 RK25 Mobile Computer SAM Card Slot Supports 2G/3G/4G Card Micro SD Card Slot Supports SD/SDHC/SDXC SIM 1 Slot Supports 2G/3G/4G Card 5) Replace the battery cover and push the battery latch back to the “Lock” position. REMOVE CARDS To remove the card(s) from the card slot(s):...
Page 33 Quick Start 3) Take out the cards directly from their slots. 4) Close the hinged cover, and then push it toward to lock. ○ 1 Close the hinged cover ○ 2 Slide the hinged cover to lock 5) Replace the battery cover and push the battery latch back to the “ ”...
Page 34: Power On/Off Mobile Computer
RK25 Mobile Computer 1.1.3. POWER ON/OFF MOBILE COMPUTER POWER ON To power on the mobile computer, press and hold the power button located on the top end of the device. The mobile computer will turn on and show the after splash Home Screen screen.
Page 35: Homescreen Selection
Quick Start POWER OFF To power off the mobile computer, press and hold the power button for more than three seconds. A menu will appear on-screen which allows you to power off the device. Make sure all user data and tasks have been stored before tapping on Power off 1.1.4.
Page 36: Using Hardware Buttons
RK25 Mobile Computer 1.1.5. USING HARDWARE BUTTONS Beneath the LCD display are three hardware buttons that deliver the following functions: Hardware Buttons Physical Keypad Button Function Description Returns to the previous screen or closes the active window Back button or keyboard.
Page 37: Connecting Headset
Quick Start 1.1.6. CONNECTING HEADSET The headset jack is located on the upper right side of the mobile computer. You can use the headset for audio playback or communication via the phone application, audio instant messaging, etc. 1) Flip up the rubber cover. 2) Connect the headset to the headset jack.
Page 38: Charging & Communication
RK25 Mobile Computer 1.2. CHARGING & COMMUNICATION 1.2.1. CHARGE MOBILE COMPUTER The main battery may not be charged to full for shipment. When you first receive the kit package, you will need to charge the main battery to full before using the mobile computer.
Page 39 The cable is not correctly connected Note: RK25 mobile computer stops charging when the main battery power level reaches 100%, and it will resume charging the battery when the battery power level is lower than approximate 90% and the voltage is 4.15v. During the period when RK25 mobile computer stops charging the battery (from...
Page 40 1) Remove the micro USB cable if it is connected with the RK25 mobile computer. 2) Hold the snap-on cup toward the bottom of the RK25 mobile computer, and place one of the snap-on cup side to the side of the RK25 mobile computer.
Page 41 Quick Start 3) Push the Snap-on cup upwards to make its another side to be attached to the RK25 mobile computer. 4) A “click” sound is made once the Snap-on cable is connected with the bottom of the RK25 mobile computer in place.
Page 42 (2) For data communication, you could also use the micro USB cable to connect the mobile computer to your PC or laptop. (3) RK25 mobile computer stops charging when the main battery power level reaches 100%, and it will resume charging the battery when the battery power level is lower than approximate 90% and the voltage is 4.15v.
Page 43 Quick Start USE CHARGING & COMMUNICATION CRADLE The Charging & Communication Cradle charges your mobile computer and a spare battery at the same time, and it could also be used for data communication. Spare Battery Compartment Main Charging Station (Mobile Computer Compartment) LED Indicator Spare Battery Compartment Micro USB Port...
Page 44 1) Remove the micro USB cable if it is connected with the RK25 mobile computer. 2) Insert the RK25 mobile computer onto the Cradle. The installed hard shell or hand strap is not necessary to be removed in advance before inserting the mobile computer. To remove, please take out the RK25 mobile computer directly.
Page 45 4) Connect the adapter to the Cradle, and plug the other end into an electrical outlet. The status of the mobile computer charging is shown on the device itself, while the LED indicator on RK25 Charging & Communication Cradle shows the status of battery charging as below:...
Page 46: Wired Data Transmission
RK25 Mobile Computer 1.2.2. WIRED DATA TRANSMISSION Use the micro USB cable/ the Snap-on Cable to connect the mobile computer to your PC for data transmission. 1) Connect your device to the computer with supplied USB cable/ / Cradle. Snap-on Cable...
Page 47: Using Wireless Networks
Quick Start 3) Tap on the system notification “ ” to enter USB options. By Charging this device via USB default, the device will be in charging mode, in which you are unable to access the files on this device from the PC client. To transfer all types of files between your device and PC, choose “...
Page 48: Using Rk25 Mobile Computer
RK25 Mobile Computer Chapter 2 USING RK25 MOBILE COMPUTER This chapter walks you through the fundamental usage and features of this device. IN THIS CHAPTER 2.1 Battery ..................47 2.2 Memory .................. 69 2.3 Touch Screen ................ 81 2.4 Notifications ................. 90 2.5 Date and Time ..............
Page 49: Battery
Using RK25 Mobile Computer 2.1. BATTERY  Main Battery The mobile computer is powered by a rechargeable 3.8V / 4000 mAh Li-Polymer battery pack, and it takes approximately 4 hours to charge it to full from the power adaptor (for the first time charging the main battery, please charge it for at least 8 to 12 hours).
Page 50: Battery Status Indicators
RK25 Mobile Computer 2.1.1. BATTERY STATUS INDICATORS The main battery pack is the only power source for the mobile computer to work. Therefore, when the main battery level goes low, you need to replace the battery pack with a charged one or charge it as soon as possible.
Page 51 Using RK25 Mobile Computer The percentage beside the battery icon on the status bar can be switched on or off in Drawer (All Apps) Settings Battery Battery percentage Note: When the mobile computer is fully charged and battery level reaches 100%, the battery icon will...
Page 52: Monitor Battery Level
RK25 Mobile Computer 2.1.2. MONITOR BATTERY LEVEL MAIN BATTERY LEVEL The main battery is the only source that feeds the mobile computer to work. It also supplies the backup battery on the main board in order to retain the data stored in DRAM. When main battery level gets low, recharge it or replace it as soon as possible.
Page 53 Using RK25 Mobile Computer BATTERY SAVER MODE You can have the automatically turned on when the main battery gets Battery saver mode low. This mode will limit the use of location services, vibration and most background processing data. 1) On Battery screen, tap “...
Page 54 RK25 Mobile Computer By enabling “ ” on “ ” page, the battery saver mode will Turn off when charged Battery Saver be automatically off once the battery power is charged to be Tap on “ ” to directly enable battery saver function, and the battery icon on TURN ON NOW status bar will turn orange once this function is enabled.
Page 55 Using RK25 Mobile Computer Also, you can swipe down from the status bar to reveal Quick Settings Panel Quick , and tap the battery saver icon to enable/ disable it. Settings Menu Icon Description Battery saver mode is OFF. Battery saver mode is ON.
Page 56 RK25 Mobile Computer BATTERY OPTIMIZATION With for the applications, you can make sure they stay Battery optimization enabled inactive when your device is idle or when they have not been used for days. 1) On Battery screen, tap on and select “...
Page 57 Using RK25 Mobile Computer 3) Tap on “ ”. Battery optimization 4) Tap on “ ” to open the dropdown list and select “ ”. All the NOT OPTIMED All apps optimized applications are listed.
Page 58 RK25 Mobile Computer 5) You can individually turn off the optimization mode of a certain app if you’d like it always activated by tapping on the app name and select “ ” and then “ ”. Don’t optimize DONE LOW BATTERY ALERT...
Page 59 Using RK25 Mobile Computer LOW SUB BATTERY ALERT When the main battery’s power is drained out, RK25 mobile computer will automatically suspend by backup battery’s power for 30 minutes. When backup battery’s power is low, the “ ” notification will remind you to connect the device with an external Low Sub Battery power source to charge it immediately.
Page 60: Replace Main Battery
RK25 Mobile Computer 2.1.3. REPLACE MAIN BATTERY When main battery level is low, follow the steps below to replace the main battery. SHUT DOWN TO REPLACE THE MAIN BATTERY Shut the device down to replace the main battery, please: 1) Make sure the sub battery (backup battery) and the new main battery are fully-charged.
Page 61 Using RK25 Mobile Computer BATTERY SWAP RK25 backup battery supplies system power during battery swap. When battery cover is removed, the system will enter suspend mode and not wake up until battery cover is put back and the power button is pressed. Please refer to “...
Page 62 Thus, to prevent data loss, DO NOT replace the main battery when backup battery’s power is low. Please connect RK25 mobile computer with the external power source to charge it till the “Low Sub Battery” notification icon disappears from the status bar. Once the “Low Sub Battery”...
Page 63: Power Management
Using RK25 Mobile Computer 2.1.4. POWER MANAGEMENT For any portable device, power management is a critical issue especially when you are on the road. Below are some tips to help you save battery power. Warning: Using backlight, wireless connectivity, and peripheral devices while on battery power will substantially reduce battery power.
Page 64 RK25 Mobile Computer Enable mode and mode. See  Battery saver Battery optimization Battery Saver Mode Battery Optimization ENTER AIRPLANE MODE You can enable mode to have all the wireless radios (including call functions, data Airplane connections such as Bluetooth, Wi-Fi and 3G/4G) on your mobile computer turned off, which will considerably reduce the power consumption of your battery.
Page 65: Battery Precautions
”. Balance Mode BATTERY MODE SELECTION If you need to use RK25 mobile computer while charging, or if the device needs to be connected with the power supply for charging all the time, it is suggested that switching on “...
Page 66 RK25 Mobile Computer 2) Tap on the radio button to select “ ” or “ ”. Balance Mode Performance Mode Mode Description Balance between working hour and battery Balance Mode life. Better & extra 10% to 20% working hour Performance Mode performance, but might affect battery life.
Page 67 Due to safety precautions, it is a normal phenomenon that the battery status shows it is not fully recharged when RK25 mobile computer is connected to an external power supply for a long time. Please pull out the charging cable and then plug it again to recharge the battery.
Page 68 0 charging, the red Status LED in the front panel blinks with a warning window popup to remind the user to disconnect the charger, and RK25 mobile computer will automatically suspend charging the battery. For battery life, please unplug the charger immediately and charge your RK25 mobile...
Page 69: Battery Sensor
Using RK25 Mobile Computer 2.1.6. BATTERY SENSOR “ ” can be switch on or off in “ ”, and thus “ Battery Sensor Developer Options Developer ” needs to be enabled in advanced. Options ENABLE DEVELOPER OPTIONS To enable “...
Page 70 When the battery latch is unlocked, the screen is off and Lock and the red light on the front panel blink and then goes off which means the RK25 mobile computer is now enter low power consumption mode. In low power consumption mode, the main battery can be replaced without powering off the RK25 mobile computer.
Page 71: Memory
64GB card for best compatibility and performance with RK25, please make sure of the capacity you need. For the use of SDXC card, please use a new card and make sure it has not been used in other host devices (computers, cameras, or readers).
Page 72: Check Memory Usage
RK25 Mobile Computer 2.2.1. CHECK MEMORY USAGE The memory manager can offer a glance of how the device is using its RAM. ENABLE DEVELOPER OPTIONS To enable “ ”: Developer Options 4) Go to App Drawer (All Apps) Settings About Phone 5) Tap on “...
Page 73 Using RK25 Mobile Computer CHECK MEMORY USAGE Go to App Drawer (All Apps) Settings System Developer option to enter memory manager screen. Memory On the main screen, it tells you not only the used and free memory space of the RAM, but how your pattern of usage has impacted the device’s overall performance.
Page 74: Manage Storage Space
RK25 Mobile Computer 2.2.2. MANAGE STORAGE SPACE To your Android device, the SD card can serve as an extension of your device’s internal storage (which comes as 16 GB of flash memory to store the OS, applications and files) other than a portable storage place.
Page 75 Using RK25 Mobile Computer ▪ SD card as internal storage in Storage Settings page The SD card is used for storing anything on this device only, including apps and photos. Requires formatting that prevents it from working with other devices.
Page 76 RK25 Mobile Computer screen, this disk can be managed separately. Storage The SD card is considered a separate storage, the capacity of which is not included in total device storage. You can tap to eject a mounted SD card. To start: 1) Insert the SD card.
Page 77 Using RK25 Mobile Computer 3) Swipe down from the status bar to reveal Notifications Drawer, and you will find a notification indicating that the SD card is for transferring photos and media; tap “ ” to check its content. EXPLORE tap the SD card in page to check it.
Page 78 RK25 Mobile Computer 3) Choose “ ”, and now you will find the disk content is readable from PC client. Transfer files Make sure the USB cable is properly connected while transferring files over USB connection. CONVERT THE SD CARD TO INTERNAL STORAGE You can always convert the SD Card from portable storage to internal storage.
Page 79 Using RK25 Mobile Computer 3) On “ ” popup window, tap “ ” to format the card. Format this SD card FORMAT SD CARD 4) You will then be asked whether to move multimedia files to this new SD card right away or later;...
Page 80 RK25 Mobile Computer , the capacity of this SD card is merged into the total device storage. Please note Storage that. In this setting, you will have no control of which files to be stored on SD card. To eject this SD card: (1) Select this SD card.
Page 81 Using RK25 Mobile Computer 3) On the popup window, select “ ”. FORMAT SD CARD 4) You will then be asked to whether to move media files to this new SD card, tap to make your choice. 5) When the setting is completed, tap “...
Page 82 RK25 Mobile Computer CONVERT THE SD CARD TO PORTABLE STORAGE You can always convert the SD Card from internal storage to portable storage. Before you start, make a backup of the files on this disk if you would like to keep them.
Page 83: Touch Screen
Using RK25 Mobile Computer 2.3. TOUCH SCREEN The mobile computer comes with a 4.0 inch, LCD, Corning Gorilla Glass 3 display with 480RGBx800 resolution. The LED backlight of the screen, which helps ease reading under dim environments, can be controlled manually and automatically.
Page 84: Screen Rotation
RK25 Mobile Computer 2.3.2. SCREEN ROTATION By default, the device automatically rotates the screen to when you turn the device sideways. To switch this function on or off: 1) Go to App Drawer (All Apps) Settings Display , and then t Advanced more display settings.
Page 85 Using RK25 Mobile Computer Swipe down from the top of the screen to open Quick Settings Panel Quick Settings and tap the icon to enable screen rotation. Menu Auto rotate Icon Description Auto rotate mode is OFF. Auto rotate mode is ON.
Page 86 RK25 Mobile Computer You can enter “ ” page to enable or disable screen rotation by long pressing the Display Auto icon on rotate Quick Settings Panel Quick Settings Menu HOME SCREEN ROTATION To enable Home screen rotation, please make sure Auto is enable.
Page 87 Using RK25 Mobile Computer REMOVE AUTO ROTATION FROM QUICK SETTING MENU You can remove the switch icon on to minimize the Auto rotate Quick Settings Menu possibility of accidentally turning on the auto-rotation function: 1) Swipe down from the top of the screen to open...
Page 88 RK25 Mobile Computer 3) Return to the , the switch icon is now hidden. Quick Settings Menu Auto rotate REMOVE AUTO ROTATION FROM DISPLAY SETTINGS Go to and switch off App Drawer (All Apps) Settings Accessibility Auto-rotate . By doing so, the auto-rotation option will be hidden in...
Page 89 Using RK25 Mobile Computer ▪ Switch off “Auto-rotate screen” on “Accessibility” page. ▪ Now the function “Auto-rotate screen” is hidden on “Display” page. Note: Auto-rotation is not supported for certain applications. Without enabling “Allow Home Screen Rotation”, auto-rotation is inapplicable in Home Screen and App Drawer screen.
Page 90: Screen Timeout Settings
RK25 Mobile Computer 2.3.3. SCREEN TIMEOUT SETTINGS Go to App Drawer (All Apps) Settings Display Sleep Select the time lapse for screen timeout.
Page 91: Text Size & Display Size
Using RK25 Mobile Computer 2.3.4. TEXT SIZE & DISPLAY SIZE Go to App Drawer (All Apps) Settings Display Font size Tap the small A icon or the large A icon to select the font size between Small Default Large Largest...
Page 92: Notifications
RK25 Mobile Computer 2.4. NOTIFICATIONS 2.4.1. STATUS LED Two LED indicators located above the touch screen provide information about charging status, scanner light beam, and scanner " " during data collection. Good Read LED 1 for Power Indication Indicator Status...
Page 93: Audio
Using RK25 Mobile Computer 2.4.2. AUDIO The speaker is used to play sounds for events in windows and programs, or play audio files. In addition, it can be programmed for status feedback. In noisy environments, you may consider connecting a headset instead. A headset jack is provided on the upper right size of the mobile computer, which is a 3.5 mm DIA stereo earphone jack.
Page 94 RK25 Mobile Computer Item Description Calls and notifications will ring. Calls and notifications will vibrate. Calls and notifications will be muted. The media volume can be adjusted by pressing the key, or Volume Up Volume Down dragging the slider on quick sound menu.
Page 95 Using RK25 Mobile Computer SOUND SETTINGS Go to for more sound settings. App Drawer (All Apps) Settings Sound On “ ” settings page, you can: Sound ▪ Adjust the volume for , and by dragging the media call ring alarm sliders.
Page 96 RK25 Mobile Computer ▪ Enter “ ” for its detailed settings. Do Not Distrub ▪ Set the shortcut to prevent ringing.
Page 97 Using RK25 Mobile Computer ▪ Select the sound for “ ”, “ ” and “ Phone Ringtine Default notification soud Default alarm ”. sound ▪ Turn on or off the switch of the items under “ ”. Other sounds and vibrations...
Page 98 RK25 Mobile Computer DISABLE UNWANTED NOTIFICATIONS WITH “DO NOT DISTURB” You can temporarily disable specific notifications (vibration or sound) using “ ” Do Not Disturb in Quick Settings menu. What’s more, you can schedule the duration of the disabled status so that the notifications will switch to enabled state automatically based on your arrangement.
Page 99 Using RK25 Mobile Computer You can enter “ ” page for further settings by long pressing the Do Not Disturb Do Not icon on Disturb Quick Settings Panel Quick Settings Menu go to App Drawer (All Apps) Settings Sound Do Not Disturb...
Page 100: Date And Time
RK25 Mobile Computer 2.5. DATE AND TIME By default, the mobile computer automatically synchronizes the date and time to the WWAN network (if connected). To set the date and time manually: 1) Go to App Drawer (All Apps) Settings System Date &...
Page 101 Using RK25 Mobile Computer 3) Tap to select the correct month, date and year. Tap to save. Set date 4) Tap to set the correct time. Tap to save. Set time...
Page 102 RK25 Mobile Computer 5) Disable and then tap to select the correct time Automatic time zone Select time zone zone from the list. 6) Disable “ ” and tap “ ” to switch on or off to change Use locale default Use 24-hour format the displayed time.
Page 103: Language & Keyboard Input
Using RK25 Mobile Computer 2.6. LANGUAGE & KEYBOARD INPUT App Drawer (All Apps) Settings System Language & input change the system language, default keyboard type, and configure keyboard input and speech settings. 2.6.1. CHANGE DISPLAY LANGUAGE To change display language:...
Page 104 RK25 Mobile Computer 2) Click “ ” to select your desired system language. Add a language 3) Press and hold your desired system language to change its sorting order to the 1 dragging. Once it is released, the new language setting will immediately be applied.
Page 105 Using RK25 Mobile Computer DELETE LANGUAGE To delete language(s): 1) Tap more button in the upper right corner and tap “ ” option. Remove 2) Select the language to delete.
Page 106: On-Screen Keyboard
RK25 Mobile Computer Please note that the display language will be changed if it is selected to be deleted. 2.6.2. ON-SCREEN KEYBOARD Tap a text input field to automatically open an on-screen keyboard. The virtual keyboard will vary depending on the data type (text or numbers) this field requires.
Page 107 Using RK25 Mobile Computer SELECT KEYBOARD (INPUT METHOD) screen, select to manage the installed keyboards Language & input On-screen keyboard by taping “ ” and switch on/off the input methods you need. Manage keyboard EDIT TEXT Tap and hold text on the screen to enable a text editing menu for selecting all text, or copying and pasting text within or across applications.
Page 108: Sound And Volume
RK25 Mobile Computer 2.7. SOUND AND VOLUME Use the volume buttons on the left side of the mobile computer to adjust system and ringer volume.
Page 109: Data Capture
Using RK25 Mobile Computer 2.8. DATA CAPTURE 2.8.1. BARCODE READER A selection of scan engines is available for delivering flexibility to meet different requirements. Depending on the scan engine integrated, the mobile computer is capable of scanning barcodes of a number of symbologies that are enabled by default while running the ReaderConfig application.
Page 110: Physical Keypad
Chapter 3 PHYSICAL KEYPAD This chapter introduces the physical keypad of RK25 mobile computer, including 28-key model and 25-key model. The physical keypad receives supplementary backlight along with the screen, and supports multi-key operation, which normally requires two keys hit simultaneously.
Page 111: Overview
Physical Keypad 3.1. OVERVIEW The physical keypad receives supplementary backlight along with the screen, and supports multi-key operation, which normally requires two keys hit simultaneously. The keypad is capable of entering numbers, letters, symbols and punctuation marks. 28-KEY MODEL Shift Key Alpha Key 25-KEY MODEL Shift Key...
Page 112: Basic Key
RK25 Mobile Computer 3.2. BASIC KEY Basic Keys deliver the following functions: 3.2.1. BASIC KEY OF 28-KEY MODEL Description Scan Press the scan key to read a barcode in place. The arrow keys are circled around the center scan key. These can...
Page 113: Basic Key Of 25-Key Model
Physical Keypad 3.2.2. BASIC KEY OF 25-KEY MODEL Description Scan Press the scan key to read a barcode in place. The arrow keys are circled around the center scan key. These can Arrows be used to move the cursor up, down, left or right during text input, or move between items in certain applications.
Page 114: Alpha Key
RK25 Mobile Computer 3.3. ALPHA KEY 3.3.1. ALPHA KEY OF 28-KEY MODEL The Alpha key is the blue button located in the bottom right corner of the keypad. When the Alpha key is pressed, a blue icon shows up in the status bar to indicate that...
Page 115 Physical Keypad ▪ Alpha Mode Note: Alpha mode can coexist with Shift mode. When both modes are active, the input letters will be uppercase. Please refer to Key Functions in Different Modes.
Page 116: Alpha Key Of 25-Key Model
RK25 Mobile Computer 3.3.2. ALPHA KEY OF 25-KEY MODEL The Alpha key is the blue button located in the bottom right corner of the keypad. When the Alpha key is pressed, a blue icon shows up in the status bar to indicate that...
Page 117 Physical Keypad ▪ Alpha Mode Note: Alpha mode can coexist with Shift mode & Function Mode. When both Shift mode and Alpha Mode are active, the input letters will be uppercase. Please refer to Key Functions in Different Modes details.
Page 118: Function Key (Only For 25-Key Model)
RK25 Mobile Computer 3.4. FUNCTION KEY (ONLY FOR 25-KEY MODEL) The Function key is the orange button located right above in the Alpha Key (the blue button). When the Function key is pressed, a orange icon shows up in the status bar to indicate...
Page 119 Physical Keypad ▪ Function Mode Note: Function mode can coexist with Shift mode & Alpha Mode. Please refer to Key Functions in Different Modes for details. Press twice, and the keypad will enter Function key Fn Lock Mode (Function Lock Mode) with an icon appears in the status bar.
Page 120 RK25 Mobile Computer , you can still enable if it is needed. Function Lock Mode Alpha mode Shift mode Please refer to for details. Key Functions in Different Modes...
Page 121: Shift Keys
Physical Keypad 3.5. SHIFT KEYS is located right above the for 28-key Model, while it is Shift key Alpha key located right above the for 25-key Model. Function Key When the is pressed once, an icon shows up in the status bar to indicate the Shift key Key Status is in .
Page 122 RK25 Mobile Computer When the Shift key is pressed twice, the keypad will enter with an icon Shift Lock Mode appears in the status bar, and the keypad stays in Shift Lock Mode till the Shift key is pressed again.
Page 123: Key Functions In Different Modes
Physical Keypad 3.6. KEY FUNCTIONS IN DIFFERENT MODES 3.6.1. FOR 28-KEY MODEL KEYPAD Alpha Mode Shift Mode+ Alpha Mode Default Input Mode Shift Mode (exclamation mark) (at sign) , or (uppercase) (pound) , or (uppercase) (currency symbol) , or (uppercase) (percent) , or (uppercase)
Page 124: For 25-Key Model Keypad
RK25 Mobile Computer 3.6.2. FOR 25-KEY MODEL KEYPAD Alpha Mode Function Mode Default Input Mode Shift Mode (exclamation mark) (at sign) (pound) (currency symbol) (percent) (caret) & (ampersand) (asterisk) (parentheses) (parentheses) > (hyphen) (more than sign) < (period) (less than sign)
Page 125 Physical Keypad Shift Mode + Alpha Mode + Function Mode Default Input Mode Shift Mode + Alpha Mode Alpha Mode + Function Mode Shift Mode+ Function Mode , or (uppercase) , or (uppercase) , or (uppercase) , or (uppercase) , or (uppercase) , or (uppercase)
Page 126: Keypad Lock
RK25 Mobile Computer 3.7. KEYPAD LOCK Keypad lock is for user to lock all keys on the keypad to prevent any accidental pressing of the keys. 28-KEY MODEL To lock the keypad of , please press and then 28-Key Model...
Page 127 Physical Keypad Note: When Alpha Mode is on, the hot key combination (Shift + Backspace) would not work for 28-key Model, because Backspace key becomes “Delete” in Alpha Mode. For 25-key Model, the hot key combination (Shift + Delete) would not work. When the keypad lock mode is triggered, all keys on the keypad will become locked to prevent any accidental pressing of keys.
Page 128: Enterprise Settings
RK25 Mobile Computer 3.8. ENTERPRISE SETTINGS The app “ ” helps you to control the physical keypad. Go to Enterprise Settings App Drawer and tap on “ ” for the following functions: (All Apps) Enterprise Settings...
Page 129: Disable Special Keyevent
Physical Keypad 3.8.1. DISABLE SPECIAL KEYEVENT “ ” is to disable the special keycode (which is not defined by Android) Disable Special KeyEvent sent by pressing , and Function Key Alpha Key Trigger Keys The default setting of “ ” is off. Simply tap on the switch to turn it Disable Special KeyEvent Note: Turning on “Disable Special KeyEvent”...
Page 130: Change Blue Key Input Method
RK25 Mobile Computer 3.8.2. CHANGE BLUE KEY INPUT METHOD You can turn on “ ” to change input mode of the physical Change blue key input method keypad. By enabling this function, you can cycle through Alpha Numeric Mode Alpha...
Page 131 Physical Keypad ALPHA NUMERIC MODE Once you turn on “ ”, the physical keypad changes to be Change blue key input method numeric keypad immediately. An icon shows up in the status bar to indicate Alpha is on. Numeric Mode ALPHA LOWERCASE MODE , press (the blue key) once, and the physical keypad will...
Page 132 RK25 Mobile Computer ALPHA UPPERCASE MODE , press (the blue key) twice, or press (the blue Alpha Numeric Mode Alpha Key Alpha Key key) once in Alpha Lowercase Mode to change the physical keypad into uppercase keypad with the icon shows up in the status bar.
Page 133: Physical Keypad Sound
Physical Keypad 3.8.3. PHYSICAL KEYPAD SOUND Tap to select the physical keypad sound from the pop-up window. The default setting is “ ”. None 3.8.4. DOZE MODE “ ” is enabled by default. Please refer to Doze Mode https://developer.android.com/training/monitoring-device-state/doze-standby for details.
Page 134: Convert Uhf Epc To Ascii
RK25 Mobile Computer 3.8.5. CONVERT UHF EPC TO ASCII Enable “ ” to work with RK25 UHF RFID Reader to convert the EPC Convert UHF EPC to ASCII code (hexadecimal) to ASCII code under the following conditions: ▪ All the decoded EPC code (hexadecimal) corresponds to ASCII code must be visible characters.
Page 135: Basic Operation
Chapter 4 BASIC OPERATION This chapter describes the basic skills to work with the RK25 mobile computer, for instance how to operate the home screen, check system status and manage notifications. The add-on utilities for applications regarding data collection, processing, and transmission are introduced in the following chapters.
Page 136: Home Screen
RK25 Mobile Computer 4.1. HOME SCREEN When the mobile computer is fully charged, press the Power key for three seconds to turn on the mobile computer. A locked screen will appear. LOCK SCREEN To enter the screen, you need to unlock the Lock screen.
Page 137: Application & Widget On Home Screen
Basic Operation 4.1.1. APPLICATION & WIDGET ON HOME SCREEN ADD APPLICATION SHORTCUT TO HOME SCREEN To add an application to Home screen: 1) Open on the home screen you would like to customize. App Drawer (All Apps) 2) Locate the application to add, tap and hold the application icon. 3) Drag the application icon upward and the home screen will appear.
Page 138 RK25 Mobile Computer 2) In the widget selection list, scroll to locate your desired widget. 3) Tap and hold the widget until the home screen layout appears. Drag the widget to your preferred position and release to have it placed.
Page 139: Folder On Home Screen
Basic Operation 4.1.2. FOLDER ON HOME SCREEN CREATE FOLDER 1) On the home screen you would like to customize, tap and hold the application shortcut you would like to move, drag the icon on the top of another icon to create a folder. 2) As these icons overlap, a folder is created.
Page 140: Current Applications
RK25 Mobile Computer 4.1.3. CURRENT APPLICATIONS To reveal the , please tap on the button Recent App Menu Recent Apps On this screen, you can: SWITCH BETWEEN APPLICATIONS Slide to the left or right to check the listed applications, tap on your desired one to open it on the screen.
Page 141: Status Bar
Basic Operation 4.2. STATUS BAR The left side of the status bar shows , and the right side of the status bar notification icons shows status icons 4.2.1. ICONS ON STATUS BAR STATUS ICONS Icon Description The device has been connected to a Bluetooth device. The device is currently connected to a Wi-Fi network and performing data transmission.
Page 142 RK25 Mobile Computer NOTIFICATION ICONS Icon Description Android System notification such as “USB debugging connected” or “Charging this device via USB”. Open Notifications Drawer for more details. The device is performing data synchronization. There is an upcoming event. The device is downloading data.
Page 143: Open Quick Setting Menu
Basic Operation 4.2.2. OPEN QUICK SETTING MENU are related to essential settings regarding the device’s remaining power, status icons Bluetooth status or Wi-Fi connectivity status. The status bar offers a quick access for you to easily make adjustments of the settings. To open , please use two fingers to Quick Setting Menu...
Page 144 RK25 Mobile Computer EDIT QUICK SETTING MENU To customize , please: Quick Setting Menu 1) Click “ ” to get into page. EDIT Edit : To remove certain item, please tap on and hold the icon to be removed, and Remove drag it to the “...
Page 145 Basic Operation : To add certain item, please tap on and hold the icon to be added and drag it to the upper area and then release it. 4) Return to the , all the settings are done. Quick Settings Menu...
Page 146: Open Notifications Drawer
RK25 Mobile Computer To reset the , please tap on “ ” to enter page. Tap on Quick Setting Menu EDIT Edit More icon in the upper-right corner, and then “ ”. Reset 4.2.3. OPEN NOTIFICATIONS DRAWER on status bar inform you of the new events such as incoming calls, notifications icons messages or USB connection.
Page 147 Basic Operation DISABLE NOTIFICATION You can turn off the notification of a specific app by tapping and holding on the notifications card until the corresponding app name reveals. Tap “ ” to turn it off. Turn off notifications 1) Go to App Drawer (All Apps) Settings Apps &...
Page 148 RK25 Mobile Computer 2) Tap to enter the “ ” page and tap “ ” to switch on or off “ App info Notifications Show ” and other settings. notifications CLEAR NOTIFICATION To dismiss a single notification, simply swipe the notification card right or left. You can also dismiss all notifications at a time by tapping “...
Page 149: Suspend & Lock
SUSPEND RK25 Press the power button to suspend the mobile computer. The mobile computer will...
Page 150: Lock Device
RK25 Mobile Computer 4.3.2. LOCK DEVICE Setting a screen lock allows you to protect your personal data on this device while the device is not at your hand. With various types of screen lock available and Smart Lock, you can not only enjoy the benefits of this function but also great convenience.
Page 151 Basic Operation By selecting a , or method, you can access advanced Pattern Password Screen Lock settings. advanced settings are: Screen Lock Item Description Switch to make the unlock pattern you are drawing to be visible or Make pattern visible invisible.
Page 152 RK25 Mobile Computer You can also access to customize personal lock settings. Smart Lock...
Page 153: Os Update
Basic Operation 4.4. OS UPDATE Updating the operating system on the mobile computer helps maintain it at an optimized state. You may choose to update the system by establishing a wireless network connection to the Internet and downloading the update file from the OTA server. Note: The mobile computer will shut down during system update.
Page 154 AUTOMATIC UPDATE The automatic update feature of RK25 mobile computer is off by default, and you can change the setting by (Android Deployment Configurator) to turn it on.
Page 155: Sd Card Update
Basic Operation 4.4.2. SD CARD UPDATE RK25 mobile computer automatically searches the available update files in your mobile computer’s storage and then install it. Please obtain the latest system update image file, and rename and copy the file as “...
Page 156: Back Up Your Data
RK25 Mobile Computer 4.5. BACK UP YOUR DATA With , you can have your personal data (Google calendar settings, Google contacts, Backup Google Chrome™ browser data and Gmail™ settings) and certain system settings under your Google account backed up (over network connection) on the cloud. This allows you to...
Page 157 Basic Operation To restore your backed up personal data of a Google Account, just add that account to the device. Note: (1) To back up your photos and videos, tap Photos App Drawer and log in your Google account to sync the files on your device with Google Photo Library. (2) To back up other data such as audio or video files on the device’s storage, you can make use of the Google Drive service.
Page 158: Reset To Factory Default
It is strongly recommended that following the instructions in to back up Back Up Your Data important data before performing a factory reset. When setting your RK25 mobile computer by (Android Deployment Configurator), the settings will automatically backup to “ ” of your RK25 mobile computer, enterprise partition and the settings saved in enterprise partition will not be erased by proceeding “...
Page 159: Erase All Data (Factory Reset With Enterprise)
2) Confirm the action by tapping on the buttons and input the verification code (please contact with to obtain your verification code). Finally, tap support@cipherlab.com.tw to perform a factory reset. 4.6.2. ERASE ALL DATA (FACTORY RESET WITH ENTERPRISE) Go to...
Page 160: Welcome Wizard
RK25 Mobile Computer 4.6.3. WELCOME WIZARD As the mobile computer boots up for the first time after the reset, the Welcome wizard will run you through setting up the environment as well as restoring apps and data. During setup, you can tap...
Page 161 Basic Operation ▪ Step 1-3 Select your system language. ▪ Step 2 Insert your SIM to connect to mobile network, or tap on “SKIP” to the next ste ▪ Step 3 Select a Wi-Fi network to log in or tap on “Set up offline” and confirm with “CONTINUE”...
Page 162 RK25 Mobile Computer ▪ Step 4 Set date and time, or merely skip this step by tapping “NEXT”. ▪ Step 5 Choose Google services that you want to be enabled, and tap “ACCEPT” to proceed.
Page 163 Basic Operation ▪ Step 6 Set up the protection methods to protect this device, or merely “SKIP” this step. ▪ Step 7 It takes few seconds to complete the settings. Once the initial setup is completed, the app screen shows up. Apps and settings will Home be restored in the background.
Page 164: Wireless Radios
RK25 Mobile Computer Chapter 5 WIRELESS RADIOS The Wi-Fi module integrated on the mobile computer lets you configure and connect to network wirelessly. IN THIS CHAPTER 5.1 Use Wireless Local Area Network (Wi-Fi) ......163 5.2 Use Bluetooth ..............175...
Page 165: Use Wireless Local Area Network (Wi-Fi)
Wireless Radios USE WIRELESS LOCAL AREA NETWORK (WI-FI) 5.1.1. CONNECT TO WI-FI NETWORK To power on Wi-Fi: 1) Go to App Drawer (All Apps) Settings Network & internet Wi-Fi 2) Tap the Wi-Fi switch to scan for available networks.
Page 166 RK25 Mobile Computer 3) Select a network to connect. If the network is an open one, the mobile computer will attempt to connect to it directly. When connected, the status will change to show “ ”. Connected If the network is a secured one, the mobile computer prompts a dialog to enter the...
Page 167: Manually Add Wi-Fi Network
Wireless Radios 5.1.2. MANUALLY ADD WI-FI NETWORK If the network you would like to connect to does not broadcast its SSID, or if the network is out of range, you may add it manually. 1) Go to App Drawer (All Apps) Settings Network &...
Page 168 RK25 Mobile Computer 3) Scroll down to the bottom of the page, and select “Add network”. 4) On “Add network” page, enter the name of the network in the Network name field, and select a security method (None, WEP, WPA/WPA2 PSK, 802.1x EAP, OWE, or SAE).
Page 169 Wireless Radios Note: Certificate may be installed under App Drawer | Settings | Network & internet | Wi-Fi | Wi-Fi preferences | Advanced | Install certificates. The mobile computer supports the following certificate file extensions: File Extension Type Standard Certificate Key Stored Description DER-encoded X.509 certificates...
Page 170: Wi-Fi Preferences
RK25 Mobile Computer 5.1.3. WI-FI PREFERENCES To access advanced Wi-Fi settings: 1) Go to App Drawer (All Apps) Settings Network & internet Wi-Fi 2) Scroll down to the bottom of the page, and tap on “ ”. Wi-Fi preferences 3) Tap “...
Page 171 The available settings are as below: Item Description Tap to enter the page for further settings. Please refer to Cipherlab Proprietary Settings Cipherlab Proprietary Settings for details. Even you’ve turned off Wi-Fi, the device will automatically Turn on Wi-Fi automatically turn on your Wi-Fi connection when there’s the saved network...
Page 172 RK25 Mobile Computer CIPHERLAB PROPRIETARY SETTINGS To configure the grayed out options listed on “ ”, Wi-Fi must Cipherlab Proprietary Settings be turned off. Turn on Wi-Fi again to apply the setting(s) once the configuration is done. Please tap on the switch to turn Wi-Fi on or off.
Page 173 Confirm whether the gateway or DNS server can be IP Reachability Monitor unreachable. Select the Wi-Fi channel(s) to narrow down frequency band Channel Selection of the 2.4GHz (802.11b/g/n) or 5 GHz (802.11a/n). Reset to Default Restore all the settings in “Cipherlab Propruetary” to default.
Page 174: Modify Wi-Fi Network
RK25 Mobile Computer 5.1.4. MODIFY WI-FI NETWORK MODIFY THE CONNECTED NETWORK To change the settings for a connected network: 1) Tap a connected network in the Wi-Fi hotspot list to enter its “ s” page. Network detail 2) Tap on button to open the pop-up menu.
Page 175 Wireless Radios MODIFY THE SAVED NETWORK To change the settings for a saved network: 1) Tap and hold a saved network in the Wi-Fi hotspot list. 2) Tap in the pop-up menu. Modify network 3) In the dialog box that opens, modify the network settings, and tap Save...
Page 176: Disconnect Wi-Fi Network
RK25 Mobile Computer 5.1.5. DISCONNECT WI-FI NETWORK To disconnect a connected network: 1) Tap a connected network in the Wi-Fi hotspot list to enter its “ ” page. Network details 2) Tap button to disconnect. FORGET or DISCONNECT To forget a saved network: 1) Tap and hold a connected network in the Wi-Fi hotspot list.
Page 177: Use Bluetooth
Wireless Radios USE BLUETOOTH The RK25 mobile computer lets you configure Bluetooth settings and manage Bluetooth services provided on remote devices. 5.2.1. BLUETOOTH PROFILES Bluetooth Profiles Supported Generic Access Profile (GAP) For device discovery and authentication. Service Discovery Access Profile (SDAP) Discovers services on remote devices.
Page 178: Turn On Bluetooth
RK25 Mobile Computer 5.2.2. TURN ON BLUETOOTH Bluetooth is turned on by default, and you can turn it on or off by tapping on the Bluetooth icon Quick Settings Menu Quick Settings Panel Icon Description Bluetooth is OFF. Bluetooth is ON.
Page 179 Wireless Radios To enter “ ” page for further Bluetooth settings, please long press the Connected devices Bluetooth icon Quick Settings Menu Quick Settings Panel 1) Go to App Drawer (All Apps) Settings Connected devices Connection preferences Bluetooth...
Page 180 RK25 Mobile Computer 2) Tap the switch to turn on this function while enabling the Bluetooth visibility of this device. Note: Having been turned on, Bluetooth is active even when the mobile computer is suspended. However, if the power mode is switched to Airplane Mode, Bluetooth power will be turned off...
Page 181: Change Bluetooth Name
Wireless Radios 5.2.3. CHANGE BLUETOOTH NAME To change the Bluetooth name of this mobile computer: 1) Go to App Drawer (All Apps) Settings Connected devices Connection preferences Bluetooth 2) Tap “ ” and the pop-up window “ ” shows up. Device name Rename this device 3) Type a new name in the field and tap...
Page 182: Pair Bluetooth Devices
RK25 Mobile Computer 5.2.4. PAIR BLUETOOTH DEVICES 1) Go to App Drawer (All Apps) Settings Connected devices Connection preferences Bluetooth Tap the switch to On and then enter “ ” page to scan for available Pair new device Bluetooth devices nearby. Scroll through the list and tap the device you would like to pair.
Page 183 Wireless Radios 3) Once pairing is done, the Bluetooth device will be listed in the Previously connected devices page. Go to App Drawer (All Apps) Settings Connected devices to check the connected device(s) list. Note: If the device you would like to pair with is not listed, make sure Bluetooth visibility is enabled on the device.
Page 184: Unpair Bluetooth Device
RK25 Mobile Computer 5.2.5. UNPAIR BLUETOOTH DEVICE To unpair a paired device: 1) In the list, tap the settings button next to the paired Previously connected devices device. 2) On the screen, tap Device details FORGET...
Page 185: Use Near Field Communications
Wireless Radios USE NEAR FIELD COMMUNICATIONS Near field communications (NFC) uses close proximity (4 cm or less) to establish radio communication through electromagnetic fields. With NFC enabled, the mobile computer can collect information from NFC tags, exchange information with other NFC supported devices, and even change information on the NFC tag if authorized.
Page 186: Pair With Nfc Enabled Bluetooth Devices
RK25 Mobile Computer 5.3.1 PAIR WITH NFC ENABLED BLUETOOTH DEVICES 1) On the device you would like to pair with, make sure NFC is enabled and Bluetooth discovery is enabled. 2) Hold the mobile computer without covering the antenna area.
Page 187 Wireless Radios COMMUNICATION WITH NFC 1) On the mobile computer, launch an NFC enabled application. 2) Hold the mobile computer without covering the antenna area. 3) Place the mobile computer close to the NFC tag or device until the application indicates data transfer is complete.
Page 188: Using The Phone
RK25 Mobile Computer Chapter 6 USING THE PHONE The RK25 mobile computer allows making phone calls and connecting to the network over (WCDMA). Insert the SIM card before turning on Wideband Code Division Multiple Access the power. Refer to Installing SIM Card, SAM Card and Memory Card.
Page 189: Sim Card Management
Using the Phone 6.1. SIM CARD MANAGEMENT The default setting for celluar networks is “ ”. To manually Automatically select network select the cellular network, please: 1) Go to App Drawer (All Apps) Settings Network & Internet Mobile Network 2) On the mobile network page, tap on “ ”...
Page 190 RK25 Mobile Computer 3) “ ” page shows up automatically once “ ” is Choose Network Automatically select network turn off. Available networks will be listed after searching. 4) Select your preferred network from the list.
Page 191 Using the Phone 5) A notification appears if the selected network is unavailable. Tap on the notification card to enter the mobile network page, and tap on “ ” to repeat the aforesaid Choose Network steps to select the network again. Note: (1) When both SIM cards are both inserted and enables, they are both active and ready to receive an incoming call but not able to be connected at the same time...
Page 192: Phone Application
RK25 Mobile Computer 6.2. PHONE APPLICATION When a SIM card is installed on the mobile computer, a signal icon appears on the upper-right of the to indicate the signal strength of the connection. Quick Settings Menu...
Page 193: Phone Interface
Using the Phone 6.2.1 PHONE INTERFACE To launch the phone application, please go to App Drawer (All Apps) Phone The application “ ” contains 3 tab pages: Phone Item Description Favorite Display your favorite contacts & your frequent calls. History List all the call history.
Page 194 RK25 Mobile Computer ADD FAVORITE CONTACTS Your favorite contacts are displayed on “ ” tab pages for quickly making phone Favorite calls. To add a favorite contact: 1) On “ ” tab page, tap on the contact you would like to set to be your Contacts favorite to enter the contact detail page.
Page 195: Place Call
Using the Phone 6.2.2 PLACE CALL Enter the phone number in the dial pad and tap to initiate the call. If you need to frequently make calls to an interactive voice system, you may tap next to the number and select for soft pause (a pause of 2 Add 2-sec pause seconds to the buttons) or a hard pause (a...
Page 196: During A Call
RK25 Mobile Computer 6.2.3 DURING A CALL When a call is connected, the phone keypad features the following buttons: Button Description Mute Mute the call. Keypad Open the numeric keypad. Speaker Turn on the speaker. Add call Add another person to the call.
Page 197: Receive Incoming Call
Using the Phone 6.2.4 RECEIVE INCOMING CALL When a call is incoming on the mobile computer, tap “ ” to pick it up. Answer Incoming calls will be logged in the application; in the case of a missed call, a Phone notification will be displayed.
Page 198: Check Missed Calls
RK25 Mobile Computer 6.2.5 CHECK MISSED CALLS If you have a missed call, a notification icon will appear on the status bar. The missed calls notification will also be displayed on the lock screen. (Turning on or off the notification function on...
Page 199: Call History
Using the Phone 6.2.6 CALL HISTORY To check the call history: 1) On the Phone application, tap to enter the tab page where a list of history History calls is displayed. 2) Tap on the more button and then Call history Item Description Connected calls.
Page 200: Call Settings
RK25 Mobile Computer 6.2.7 CALL SETTINGS Tap on more button and select “ ” to enter the settings page: Settings Tap on each setting for more setting options.
Page 201: Make Multi-Party Calls
Using the Phone 6.2.8 MAKE MULTI-PARTY CALLS To make multi-party conference calls: 1) On the Phone application page, enter the 1 number to call and tap to initiate the call. 2) After the call has begun, tap to add another member. The 1 call will be put Add call on hold.
Page 202: Audio Modes
RK25 Mobile Computer 6.3. AUDIO MODES The mobile computer offers three different audio modes for phone calls: HANDSET MODE This is the default audio mode which uses the receiver above the touchscreen for audio output during calls. SPEAKER MODE This mode uses the built-in speaker for audio output during calls.
Page 203: In-Call Volume
Using the Phone 6.4. IN-CALL VOLUME Use the Volume Buttons to adjust the ringer volume and system sound level. When in the middle of a call, use the volume buttons to adjust in-call conversation volume.
Page 204: Cipherlab Utilities
RK25 Mobile Computer Chapter 7 CIPHERLAB UTILITIES This chapter gives the introduction about the built-in applications developed by CipherLab IN THIS CHAPTER 7.1 A-Demo ................203 7.2 AppLock ................205 7.3 Barcode To Setting ............. 206 7.4 BT Printer Mate ..............211 7.5 Button Assignment .............
Page 205: A-Demo
7.1. A-DEMO “ ” is an application which gives the brief introduction about all the built-in A-Demo applications developed by CipherLab. Enter the main screen and swipe left or right to select the item to get the function introduction.
Page 206 RK25 Mobile Computer Users can launch those apps by tapping “ ” on the app’s introduction page. START...
Page 207: Applock
CipherLab Utilities 7.2. APPLOCK controls the interface provided to users. It dominates over the O.S. and AppLock limits the system resources made available to users. Properly tuned, AppLock gives way to ordinary working applications while locking out those that are not so productive.
Page 208: Barcode To Setting
RK25 Mobile Computer 7.3. BARCODE TO SETTING “ ” is to read the setting barcodes generated by (Android BarcodeToSettings Deployment Configurator) to apply the configuration. Launch “ ” and the BarcodeToSettings main screen shows as below: Item Description Number of barcodes The total amount of the barcodes to be scanned.
Page 209 CipherLab Utilities The setting barcode(s) you generated by might be 1D or 2D as the example figures shows: ▪ 1D barcodes: ▪ 2D barcode:...
Page 210 RK25 Mobile Computer HOW TO APPLY THE SETTINGS BY SCANNING BARCODE(S) Simply aim the scanning window at the barcode to read and press any of the side trigger. The scanning light beams to read the printed barcodes. It takes few seconds for your device to apply the configuration after scanning the setting...
Page 211 CipherLab Utilities Configuration is complete. CLEAR DATA You may carry out “ ” during the scanning procedure (before it starts to apply CLEAR DATA the configuration) to start over. Or you may tap on “ ” button after completing CLEAR DATA...
Page 212 RK25 Mobile Computer EXIT Tap on the button “ ” to quit “ ”. EXIT BarcodeToSettings...
Page 213: Bt Printer Mate
CipherLab Utilities 7.4. BT PRINTER MATE is an application which provides user interface to pair with Bluetooth BT Printer Mate printers. 7.5. BUTTON ASSIGNMENT can redefine the functions of physical keys so that they trigger Button Assignment different actions. Settings made to one or more keys can be saved as a profile, allowing users to switch conveniently in between different sets of settings.
Page 214: Device Health Dashboard
RK25 Mobile Computer 7.6. DEVICE HEALTH DASHBOARD “ ” is for detecting the battery health status and showing the Device Health Dashboard storage & RAM information of the device. Please go to and tap on the app “ ” to enter its main page,...
Page 215: Enterprise Settings
CipherLab Utilities CHECK THE BATTERY INFORMATION To check the battery details, please tap on “ ” button of “ ”. More Battery Info 7.7. ENTERPRISE SETTINGS For the details about in RK25 mobile computer, please refer to Enterprise Settings Enterprise Settings...
Page 216: Hf Rfid Configuration
RK25 Mobile Computer 7.8. HF RFID CONFIGURATION is a NFC application which is for reading and writing NFC tags HF RFID Configuration and RFID compatible chips by putting the NFC tag/ RFID chip close to the NFC detecting area of your device. User can control how the NFC reader works by settings in HF RFID Configuration and enabling it.
Page 217: Reader Config
CipherLab Utilities 7.9. READER CONFIG , a built-in app for configuring the scan engine inside the mobile ReaderConfig computer, allows users to set their scanner preferences and the way to output decoded data. Symbology and scanner settings can be saved and exported as a profile for importing again or implementing identical ReaderConfig settings on multiple devices.
Page 218: Signature Capture
RK25 Mobile Computer 7.10. SIGNATURE CAPTURE is a simple and easy application which transforms your device into Signature Capture a signature pad for user to draw the signature. Users can create digital signatures and save them in the device storage with multiple file formats.
Page 219: Sip Controller
CipherLab Utilities 7.11. SIP CONTROLLER , a built-in SIP Controller application for quickly open or close virtual keyboard by tapping on the floating button. LAUNCH SIP CONTROLLER To launch SIP Controller: 1) On screen, tap on “ ” to enter the main screen.
Page 220 RK25 Mobile Computer 3) Now the “ ” button appears on screen, and you can invoke the SIP Controller virtual keyboard by tapping on it. You can drag this button to any position on the screen. Tap to invoke the keyboard.
Page 221 CipherLab Utilities FORCE TO DISPLAY “ ” is to invoke the virtual keyboard even without the input field. Force to display SWITCH VIRTUAL KEYBOARD You can set “ ” and “ ” to be the keyboard invoked by Virtual Keyboard 1 Virtual Keyboard 2 .
Page 222 RK25 Mobile Computer VERSION INFORMATION Tap on the more button on the action bar and select “ ” to check the current version of About SIP Controller...
Page 223: Software Trigger
CipherLab Utilities 7.12. SOFTWARE TRIGGER is an application running on mobile device. Serving as a real trigger Software Trigger key, it always floats on top of all other programs for convenient trigger control of the bardcode scanner; by tapping and holding this virtual button, the device will keep casting a...
Page 224 RK25 Mobile Computer LAUNCH SOFTWARE TRIGGER Please follow the steps below to launch Software Trigger 1) Go to and tap on the app “ ” to enter the main screen. App Drawer Software Trigger 2) Select the size of the virtual trigger button:...
Page 225 CipherLab Utilities 3) Tap “ ” to enable the button. You can check “ Start Auto start software trigger after ” to have this application automatically launch right after the device starts up. startup Tap on “Start” to enable the button.
Page 226 RK25 Mobile Computer EXIT SOFTWARE TRIGGER To disable this virtual trigger button, enter application screen, and tap Software Trigger “ ”. Stop Tap to quit “Software Trigger”. VERSION INFORMATION To check the current version of , please tap on the more button on the Software Trigger action bar and select “...
Page 227: Terminal Emulation
CipherLab Utilities 7.13. TERMINAL EMULATION is brought to support mobile devices, which are high Terminal Emulation performance products powered by the Android platform. The application is developed for industries which make extensive use of terminal emulators. It enables your mobile computer to act as a terminal emulator while communicating with a host of the same environment.
Page 228: Specifications
RK25 Mobile Computer SPECIFICATIONS PLATFORM, PROCESSOR & MEMORY Operating System & CPU OS Version Android 11 with GMS Certified 4x Cortex A53 Quad core 1.45GHz Memory 16GB eMMC(MLC) / User data 10GB 2GB LPDDR3 SDRAM Expansion Slot One Micro SDHC card slot (up to 32GB)
Page 229: Communication & Data Capture
Specifications COMMUNICATION & DATA CAPTURE Communication USB Client USB 2.0 OTG Bluetooth Class I, v4.0, v4.1,V4.2 v2.1, BLE, (2402~2480 MHz: WPAN 4.05dBm) 802.11 b/g/n and 802.11 a/ac/n networking (2412~2472 MHz: 18.34dBm WLAN 5180~5240MHz: 17.04dBm, 5260~5320MHz: 17.04dBm, 5500~5700MHz: 17.01dBm) Built-in WWAN modem for Quad-band GSM, UMTS, LTE functions: GSM/GPRS/EDGE/WCDMA/UMTS/HSDPA/HSUPA/HSPA+/LTE Frequency band GSM: Quad Band(850/900/1800/1900Mhz)
Page 230: Electrical Characteristics
RK25 Mobile Computer ELECTRICAL CHARACTERISTICS Li-Polymer Rechargeable Li-polymer battery: 3.8V, 4000 mAh Charging temperature: 0-45 Minimum charging time: 4 hours @25 For the first time charging the main battery, please charge it for at least 8 to 12 hours. The allowed battery charging ambient...
Page 231: Physical Characteristics
Specifications PHYSICAL CHARACTERISTICS Color Touch Screen Display Display 4.0 inch, LCD, Corning Gorilla Glass 3 Resolution 800(RGB) X 480 Pixel Notifications 2 LEDs include one bi-color (green & red) LED for power Status LED indications, and one tri-color (blue, green, & red) LED for reader and system notification.
Page 232: Environmental Characteristics
RK25 Mobile Computer ENVIRONMENTAL CHARACTERISTICS Temperature Operating to 50 Storage to 70 Charging to 45 Humidity Operating 10% to 90% (non-condensing) Storage 5% to 95% (non-condensing) Resistance Impact Resistance Multiple drops onto concrete at 1.5m on all six sides 150 tumbles (300 drops/hits) at 0.5 meter per applicable IEC...
Page 233: Programming Support
Specifications PROGRAMMING SUPPORT Development Environment & Tools Environment Android studio JAVA Software Development Kit: JAR Environment: Visual Studio Software Development Kit: DLL (Xamarin Library)
Page 234: Application Menu
Icon Name Description An application which give the brief introduction about A-Demo CipherLab’s applications. Users can launch those apps by tapping “START” on the app’s introduction page. An application used to limit the system resources made AppLock available to users.
Page 235 Appendix I Icon Name Description A one-to-one video call application developed by Google. Enterprise Settings An application to control how the physical keypad works. Browses and manages files on the local storage and storage File card. An Android built-in application for Gmail, a free email service Gmail provided by Google.
Page 236 RK25 Mobile Computer Icon Name Description Settings Opens settings to configure the mobile computer. A simple and easy application which transforms your device Signature Capture into a signature pad. An application for quickly open or close virtual keyboard by SIP Controller tapping on the floating button.
Page 237: Open Source License
Appendix II APPENDIX II OPEN SOURCE LICENSE The Reader Config involves the android-serialport-api project of Apache License Version 2.0, January 2004. http://www.apache.org/licenses/ TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 1. Definitions. "License" shall mean the terms and conditions for use, reproduction, and distribution as defined by Sections 1 through 9 of this document.
Page 238 RK25 Mobile Computer "Contribution" shall mean any work of authorship, including the original version of the Work and any modifications or additions to that Work or Derivative Works thereof, that is intentionally submitted to Licensor for inclusion in the Work by the copyright owner or by an individual or Legal Entity authorized to submit on behalf of the copyright owner.
Page 239 Appendix II d. If the Work includes a "NOTICE" text file as part of its distribution, then any Derivative Works that You distribute must include a readable copy of the attribution notices contained within such NOTICE file, excluding those notices that do not pertain to any part of the Derivative Works, in at least one of the following places: within a NOTICE text file distributed as part of the Derivative Works;...
Page 240 RK25 Mobile Computer 8. Limitation of Liability. In no event and under no legal theory, whether in tort (including negligence), contract, or otherwise, unless required by applicable law (such as deliberate and grossly negligent acts) or agreed to in writing, shall any Contributor be...

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