Q&A

Please check to see if any problems you have encountered with the phone are described in this section before taking the phone in for a service or calling a service engineer.

Q How do I view the list of outgoing calls, incoming calls and missed calls?

A Press the [SEND] key.

Q How do I view all numbers stored in the memory?

A Press the down navigation key.

Q Why is the connection inconsistent or not audible in certain areas?

A When the frequency environment is unstable in a certain area, connection may be inconsistent and not audible. Relocate to another area and try again.

Q Why is the connection not consistent or abruptly disconnects even when established?

A When frequency is unstable or weak or if there are too many users, connection may be cut off even after it was established. Please try again later or attempt after relocating to other areas.

Q Why does the LCD not turn on?

A Remove the battery and turn on the power after placing it back in. If there is no change, fully charge the battery and try again.

Q Why is there an echo when a connection is made with certain telephones in a certain area?

A This is called the ‘Echo Phenomenon’, which occurs if the connection volume is too high or caused by special properties (semi- electronic telephone exchange) of the equipment on the other end.

Q Why does the phone heat up?

A The phone may get hot when there is a very long call duration or when games are played or even when surfing the Internet for a long time. This has no effect upon the life of the product or performance.

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LG Electronics CU720 manual Why does the LCD not turn on?, Why does the phone heat up?
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CU720 specifications

The LG Electronics CU720, also known as the LG Shine, is a remarkable mobile phone that made a significant impact in the early 2000s due to its innovative design and cutting-edge features. Released in 2007, the CU720 exemplified the blend of style and functionality, making it a popular choice among tech-savvy consumers.

One of the most notable characteristics of the CU720 is its sleek and polished metallic design, which set it apart from many phones of its time. The device featured a sliding form factor, allowing users to reveal the keypad with a simple flick of the thumb. This design not only added an element of sophistication but also contributed to the phone's compact size, making it easily portable.

The CU720 boasts a vibrant 2.2-inch LCD display with a resolution of 240 x 320 pixels, providing clear visuals for both images and text. The display's ability to show 262,000 colors allowed users to enjoy multimedia content and navigate through the interface with ease. The intuitive user interface was built on LG's proprietary operating system, allowing for smooth navigation and quick access to various features.

In terms of camera capabilities, the CU720 features a 2-megapixel rear camera, making it suitable for casual photography. The camera includes options for enhancing images, such as various shooting modes and a self-timer, allowing users to capture moments with relative ease. The phone also supports multimedia messaging, enabling users to share pictures and videos seamlessly.

Connectivity is another strong feature of the CU720. It supports 3G networks, which was relatively advanced for its time, allowing for faster data transmission. Additionally, users could enjoy browsing the web, sending emails, and accessing various online services, making the device a versatile tool for both communication and entertainment.

The LG CU720 also includes Bluetooth technology for wireless connectivity with other devices, such as headphones and smart devices. This feature was particularly appealing to users who valued hands-free operation while on the go. Additionally, the phone supports expandable memory via microSD cards, allowing users to increase storage capacity for music, photos, and applications.

In conclusion, the LG Electronics CU720, or LG Shine, represents a significant era of mobile technology. With its stylish design, suitable camera features, robust connectivity options, and user-friendly interface, the CU720 remains a memorable device in LG's lineup, reflecting the blend of technology and style that consumers sought in early smartphones. Its innovative features laid the groundwork for future mobile devices and established LG as a competitive player in the telecommunications market.
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