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Details the different models within the GT890 series, specifying their target markets.
Outlines the key features and capabilities of the GT890 IP Phone.
Lists the communication servers that are compatible with the GT890.
Lists all the items included in the GT890 package contents for initial setup.
Describes the components and layout of the GT890's front panel, including camera and screen.
Details the ports and connectors on the rear of the GT890, such as LAN and headset ports.
Explains the ports and features located on the sides of the GT890, including HDMI and USB.
Instructions on how to use the built-in stand for desk placement of the GT890.
Guidance on mounting the GT890 phone securely on a wall using its mounting slots.
Explains how to interact with the GT890 using its capacitive touchscreen interface.
Describes how to navigate and manage the GT890's desktop interface, including pages and widgets.
Details how to switch between and set up the idle screen configurations on the GT890.
Explains the purpose and access methods for the GT890's status bar for system information.
Describes the icons used in the status bar for system notifications and alerts.
Provides quick access to common system settings directly from the GT890's status bar.
Details the function and operation of the physical keys on the GT890 phone.
Instructions on using the virtual keyboard for text input on the GT890.
Information about the LED indicator for message waiting status on the GT890.
Overview of the primary screens and their features within the ST500 application.
Explains the common layout and functional elements of ST500 screens.
Details the functionality and elements of the Favorites screen in ST500.
Explains how to view and manage contacts within the ST500 application.
Describes the dial pad and call initiation interface of ST500.
Overview of the call history screen and its filtering options.
Details the interface and controls during a standard voice call.
Details the interface and controls for initiating and during a video call.
Explains how an incoming call is displayed and handled on the ST500.
Steps for registering SIP accounts, essential for phone call functionality.
Describes the process of initiating outgoing calls from the device.
Instructions for making calls by directly dialing a phone number.
How to make calls using entries from the ST500 contact list.
How to redial numbers or call from the ST500 call history.
How to make emergency calls, even when the device screen is locked.
Standard procedure for answering incoming voice or video calls.
Answering calls via notifications that appear over other applications.
Answering calls using the notification bar interface.
Displays the status of the party initiating the hold during a call.
Displays the status of the party that has been placed on hold.
Answering calls without unlocking the device screen.
Rejecting incoming calls without unlocking the device screen.
Placing calls on hold while the device screen is locked.
Setting up access codes required for call forwarding services.
Activating and using call forwarding features after configuration.
Setting access codes for the call pickup feature.
Using the call pickup feature to answer calls for absent colleagues.
Setting up access codes required to use the voicemail service.
Steps to dial into and use the voicemail system.
Configuring whether to receive notifications for new voicemails.
How new voicemail messages are indicated on the device.
Steps to enable video during an ongoing audio call.
Features for manipulating the video image during a call, like flipping.
Disabling the transmission of your own video preview during a call.
Hiding your own video preview during a call.
Information displayed on screen during call ringing and connection.
Steps to grant camera permissions to enable video calls in ST500.
Re-enabling video calls after previously denying permissions.
Managing favorite contacts, including adding, undoing, and deleting.
Instructions on adding contacts to the Favorites list for quick access.
Steps to remove contacts from the Favorites list.
Clearing all entries from the Favorites list at once.
How to search for numbers within the Favorites list.
Steps to add new contacts to the phone's contact book.
Navigating contacts alphabetically using an index.
How to modify existing contact information.
Finding contacts by entering search criteria.
How to select contacts for batch operations like deletion or sharing.
Modifying contact details within the management interface.
Finding contacts using search functionality in the management screen.
Downloading phonebook data from a remote server.
Arranging contacts alphabetically by first or last name.
Sharing contact information wirelessly using Bluetooth.
Creating contact groups for better organization.
Managing call history, including deleting individual or all records.
Removing individual call log entries from the main history view.
Clearing the entire call history log at once.
Deleting specific call records from the detailed history view.
Displaying call history records grouped by phone number.
Step-by-step guide to creating custom shortcuts for call functions.
Modifying or deleting previously created shortcuts.
General operations for managing files on the device.
Procedures for copying and pasting files within the file manager.
How to move files between directories or storage locations.
Sending files to other devices via Bluetooth.
Instructions for removing files from the device storage.
Changing the names of files stored on the device.
How to capture still images using the phone's camera.
Instructions for recording video clips with the phone's camera.
Viewing and editing photos and videos stored on the device.
Configuring wired Ethernet network connections.
Information and steps for connecting to Wi-Fi networks.
How to enable or disable the device's Wi-Fi capability.
Steps to connect the phone to available Wi-Fi networks.
How to enable or disable the Bluetooth function on the GT890.
Steps to establish a connection with a new Bluetooth device.
Removing a previously paired Bluetooth device from the GT890.
How to update the phone's firmware using an SD card.
Procedures for backing up the phone's contact list.
Backing up phone configuration settings.
Backing up media files and downloaded content.
How to check the operational status of the ST500 application.
How to change various settings and configurations within the ST500 app.
Explanation of dial prefix numbers and their role in call routing.
How to use the dial prefix feature for making international calls.
Changing the country/region to suit your needs for dial plans.
How to view the rules and settings within a preset dial plan.
Explains how to read and create custom dial plan rules using regular expressions.
Steps to create a new dial plan or customize an existing one.
How to duplicate an existing preset dial plan for modification.
General