Television
A CAM module is a device that grants users access to premium digital content. The module is essential for accessing exclusive programming from subscription television channels, curated collections of exclusive news broadcasts, as well as specific movies provided upon request. The television signal decoding system is encapsulated within the smart card, which is read by the television with the aid of a CAM adapter.
What is a CAM module
CAM-module serves as an adapter for pay TV channel access cards. The acronym CAM stands for conditional-access module. The CAM module acquires streaming video, decrypts the content, and transmits the signal to the TV.
Once a digital TV subscriber subscribes to a channel for a fee, they receive a card. This card can be obtained from the TV operator. Each card is assigned a unique number. This number can be used to obtain temporary access keys for the channel. These keys are essential for the CAM module to decrypt the TV signal and transmit it to the TV set. The keys only remain valid for a limited period of time. The frequency at which the access keys are refreshed is determined by the encryption algorithm.
The CAM module is inserted into a slot on the card. In order for the CAM module to function properly, it must be inserted into the CI slot on either the TV or the receiver. What exactly is CI?
CI is an abbreviation for Conditional Access Module, which serves as a mediator between the TV and the CAM adapter. It is a specialized slot on the TV that can accommodate 1 or 2 access cards. The more recent version of this interface is CI+, which includes technological measures to prevent piracy and imposes various restrictions on the end user’s access to content. Some content owners may use CI+ to prevent skipping advertisements or to restrict video downloads.
The CI module, which stands for Common Interface, is a feature found in televisions that include a smart card slot. This module serves as an interface, allowing the television device to connect to a plastic card adapter.
If you want to install a CAM module in your TV, there are a few requirements that must be met:
- Your TV must have a CI-slot.
- It should also have a built-in DVB-C tuner.
- Additionally, it must support HD Ready and Full HD formats.
The purpose of the Common Interface in televisions is to safeguard the interests of pay TV content providers.
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Principle of work
The operator sells a plastic card containing a small chip to the customer. This plastic card, known as the "Smart Card," acts as an identification document. Each card has its own unique number, and the operator agrees to inform the customer of any changes in encryption keys. Access to paid subscriptions is granted through the use of the smart card.
The smart card is inserted into the SAM module, which is then placed into the CI-Slot on the TV. The cardholder can then personalize the list of channels they desire and enjoy their subscription. This customization also allows the device to play videos of various resolutions and formats. Modern technology is utilized to process and enhance the picture quality to meet certain standards.
CAM modules can now be programmed to schedule the recording of a program for later playback.
NOTE: The CAM adapter slot on Samsung and LG TVs has been modified to be shorter. Inserting the CAM module into the LG TV will only allow it to go in halfway. If you encounter resistance and the module cannot be pushed further into the slot, it is advisable not to force it – doing so may result in damage to the module or its connector.
What kind of CAM modules there are
There are various types of CAM adapters available:
- Universal adapters;
- Adapters designed for a single system;
- Adapters with programmable additional functionality.
Single-system
A single-system SAM module is specifically designed for encoding signal systems of choice. Many service providers offer SAM modules with pre-installed cards upon subscription. This system is utilized by Tricolor, MTS, and DomRu. In the case of a contract with NTV-plus, users will need to install the received card into an empty module.
A CAM adapter can either be provided by the service operator at no cost or purchased separately by the client. For instance, Rostelecom sells the adapter along with the card for one thousand rubles. If you switch service providers, you may require a different CAM module.
Universal
An all-purpose adapter is capable of deciphering the coding for multiple modular systems simultaneously. This adapter is able to modify signal configurations and programs on its own, adapting to the specific card that is inserted into its slot.
The price range for versatile KAM modules varies from 1,500 to 6,000 rubles. Adapters priced between 1,500 and 3,000 rubles are considered affordable, although they may be slightly outdated. On the other hand, adapters in the 5,000-6,000 ruble range are designed to accommodate modern broadcasting standards and incorporate the latest technological advancements, making them more future-proof.
Benefits of use
Why purchase a television with a built-in slot for a Conditional Access Module (CAM) adapter:
- The CAM module is more affordable compared to a separate set-top box;
- Easy to use and configure;
- Compact in size;
- Commands to the CAM module can be sent using a standard remote control;
- Draws power directly from the TV, minimizing energy consumption;
- Avoids the hassle of dealing with cables and an external decoder when utilizing a CI-cam;
- Built-in digital tuners come equipped with an HDTV decoder by default.
Remarkably, a major advantage of using a CAM is the enhanced picture quality resulting from bypassing an additional step in video processing. Unlike an external decoder, a CAM adapter does not need to convert a digital signal into analog.
How to install a CAM-module in a TV set
So, you’ve just bought a TV device that comes with a CI-slot. Here’s a step-by-step guide on how to get started:
- Take out the card and make sure the operator’s logo is facing you.
- Insert the card into the adapter, making sure the chip is facing up.
- Now, carefully insert the adapter with the card into the PCMCIA slot on your TV. Make sure the TV receiver is turned off and the adapter is facing outward.
- Once everything is in place, turn on the TV. You’ll see a notification on the screen indicating that a new device has been connected.
- To ensure that the CAM module is working correctly, go to the automatic program search in the device menu. You should be able to see the connection status there.
IMPORTANT: Remember to turn on the TV only after installing the module in the PCMCIA slot.
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