This document is a user manual for CENTEK CT-8532/8540/8543/8550 series televisions. It provides comprehensive information on the device's functions, technical specifications, usage, and maintenance.

Function Description

The CENTEK CT-8532/8540/8543/8550 series televisions are designed for home entertainment, offering a range of features for viewing various content. These TVs are equipped with digital tuners (DVB-T/T2/C/S/S2) for receiving terrestrial, cable, and satellite broadcasts. They support multiple image modes (Special, Standard, Bright, Sport, Movie, Game, Energy Saving) and sound modes (Special, Standard, Live, Sport, Movies, Music, News, Auto), enhancing the viewing and listening experience. The televisions include a 3D comb filter and dynamic noise reduction for improved image quality. Some models feature HDR (High Dynamic Range) for a wider range of colors and contrast.

Connectivity options are extensive, including LAN (RJ-45) for wired internet, HDMI ports for high-definition external devices, USB 2.0 ports for media playback, RF inputs for antenna and satellite, AV input for older devices, a coaxial digital audio output, and a Common Interface (CI) slot for conditional access modules. Headphone jacks are also available. The TVs run on Android 9.0 (AOSP) operating system, providing access to pre-installed applications and the ability to update software via USB or the internet. They support Wi-Fi (IEEE 802.11 B/G/N, 1T1R, 2.4G, with some models supporting 2T2R, 2.4G+5G) and Bluetooth (Ver. 4.2 or 5.0 depending on the model) for wireless connectivity.

The main screen offers quick access to search functions, personalized recommendations, TV channels (analog, digital, cable, satellite, and internet), movies, series, blogger videos, cartoons, and applications. Voice input is supported via the remote control, allowing for hands-free navigation and search. The TVs also feature a sleep timer, parental control, and various color temperature settings (Warm/Cool/Standard).

Important Technical Specifications

Models: CT-8532, CT-8540, CT-8543, CT-8550
Net/Gross Weight (kg): Ranging from 3.9/5.1 kg (CT-8532) to 9.3/11.6 kg (CT-8550).
VESA Mount Type: 200x200/M6 for all models.
Active Screen Size: Ranging from 31.5" (CT-8532) to 49.5" (CT-8550).
Aspect Ratio: 16:9.
Resolution: 1366x768 (CT-8532) to 3840x2160 (CT-8550).
Refresh Rate (Hz): 60 Hz.
Brightness (cd/m²): Ranging from 200 to 250.
Contrast Ratio (Standard): 3000:1 to 5000:1.
Viewing Angle (L/R): 170°/170°.
Response Time (TR+TF/TYPE) (ms): Ranging from 6.5 to 5.
Number of Colors: 16.7 M (8-BIT) for CT-8532/8540/8543, and 1.07 G (8-BIT +FRC) for CT-8550.
Operating System: Android 9.0 (AOSP).
CPU Processor: CA53 QUAD CORE @1.0G HZ (CT-8532/8540/8543) or CORTEX A53*4 64 BIT@1.5G HZ (CT-8550).
GPU Graphics Processor: MALI470 TRIPLE CORE (CT-8532/8540/8543) or G52 (2EE) MC1 (CT-8550).
DDR Memory Module Size: 1GB (DDR3) or 1.5 Gb (CT-8550).
Flash Memory (Gb): 8.
Bluetooth: Ver. 4.2 (3 Mb/s max) or Ver. 5.0 (3 Mb/s max).
Wi-Fi: IEEE 802.11 B/G/N, 1T1R, 2.4G or IEEE 802.11 B/G/N, 2T2R, 2.4 G+5 G.
Internet: LAN RJ-45 10/100 Mbit/s.
Nominal Voltage: 220-240 V~50/60 Hz.
Nominal Power (W): Ranging from 50 to 130.
Standby Power Consumption: ≤0.5 W.
Energy Efficiency Class: (Indicated by a square symbol).

Usage Features

Remote Control: The remote control operates by pointing it at the TV's IR sensor. For optimal performance, ensure no obstructions between the remote and the TV, and use it within approximately 7 meters. Batteries should be replaced with the same type (AAA) when needed.
Initial Setup: Upon first power-up, the TV guides the user through initial settings, including language selection, network connection (Wi-Fi or wired LAN), and agreement to user terms. Users can log in to their Yandex account for personalized content and features.
Navigation: The main screen provides a user-friendly interface for accessing various content categories. Voice input simplifies searching and navigation.
Content Playback: The TV supports playback of various video, audio, and image formats from USB drives. Supported video codecs include AVI, TS, VOB, MPG (MPEG-2), MP4, MKV. Audio codecs include MPEG-1/2LAYER3, DD, LPCM, AAC. Image codecs include JPEG, BMP, PNG, GIF.
Smart Features: Running on Android, the TV allows for installation and use of various applications. It supports screen mirroring from smartphones or tablets, enabling users to display content from their mobile devices on the TV screen.
Parental Control: This feature allows users to set a password and restrict access to certain channels or content based on age ratings.
Troubleshooting: The manual includes a comprehensive troubleshooting section to help users diagnose and resolve common issues such as power problems, signal reception, sound issues, image distortion, and remote control malfunctions.

Maintenance Features

Cleaning: The TV should be cleaned regularly to prevent dust accumulation. Before cleaning, always unplug the power cord. Use a soft, dry cloth for cleaning the screen and cabinet. Avoid using abrasive cleaners or solvents.
Battery Replacement: Replace remote control batteries promptly when they run low to ensure proper functionality. Always use batteries of the same type (AAA) and ensure correct polarity.
Software Updates: The TV can receive software updates via the internet or USB. Regular updates ensure optimal performance and access to new features.
Installation: The TV can be placed on a stand or mounted on a wall using a VESA-compatible bracket. The manual provides detailed instructions and diagrams for both installation methods, including screw sizes and measurements.
Safety Precautions: The manual emphasizes important safety warnings, such as avoiding exposure to moisture, direct sunlight, and extreme temperatures. It also advises against opening the TV casing or attempting repairs without professional assistance to prevent electric shock or damage.
Warranty: The product comes with a 36-month warranty from the date of sale, provided the item is used in strict accordance with the present manual and applicable technical standards. The warranty covers manufacturing defects but not damage caused by improper use or installation.

Centek CT-8532 - Page 54

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