2.Enter the phone menu and set up the desired TTY mode. (For a TTY mode, see below)

3.After setting a TTY mode, check the LCD screen of the phone for the TTY icon.

4.Connect the TTY equipment to the power source and turn it on.

5.Make a phone connection to the desired number.

6.When a connection is made, use the TTY equipment to type in and send a text message or send a voice message.

7.The voice or text message from the receiver end appears on the TTY equipment display.

Hearing Aid (Menu 9.5.*)

If you select On, users having hearing aid with T-Coil will have better quality of sound. This T- Coil mode will remain On for all calls.

Security

Menu 9.6

Various codes and passwords are used to protect the features and settings of your phone. They are described in the following sections.

Settings

Lock Handset (Menu 9.6.1)

You can use a security code to avoid unauthorized use of the phone.

If you set phone lock to When Power On, the phone will request a security code whenever you switch the phone on. If you set the phone lock to When SmartChip Changed, your phone will request a security code only when you change your SmartChip. If you set the phone lock to Immediately, your phone will lock immediately.

PIN Code Request (Menu 9.6.2)

When the PIN code request feature is set to ‘On’, you must enter your PIN each time you switch the phone on. Consequently, any person who does not have your PIN cannot use your phone without your approval.

nNote

Before setting the PIN code request feature to Off, you must enter your PIN

The following [Options] are available:

]On: You must enter the PIN each time the phone is switched on.

]Off: The phone connects directly to the network when you switch it on.

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LG Electronics CU515 manual Hearing Aid Menu, Lock Handset Menu, PIN Code Request Menu

CU515 specifications

The LG Electronics CU515 is a remarkable mobile device from the early days of the 3G era, capturing attention with its innovative features and user-friendly design. Launched in the mid-2000s, this phone was designed to accommodate the growing needs of consumers who were becoming increasingly reliant on mobile technology for communication and entertainment.

One of the standout features of the CU515 is its clamshell design, which not only promotes portability but also protects the display and keypad when the device is not in use. This compact form factor was particularly appealing during a time when flip phones were popular. The device boasts a 2.2-inch LCD screen that offers a resolution of 176 x 220 pixels. While modest by today’s standards, the screen was adequate for navigation and basic multimedia consumption during its time.

The CU515 is powered by a robust battery that supports extended usage without frequent recharging, a crucial feature for users who relied on their phones for staying connected throughout the day. With up to 3 hours of talk time and several days of standby, the phone addressed one of the primary concerns of mobile users – battery life.

In terms of camera capabilities, the CU515 features a 1.3-megapixel rear camera, which was a competitive offering for mid-range phones in that era. Users could capture images and videos, making it convenient for social sharing. While the camera quality may not meet modern expectations, it provided essential functionality for documenting everyday moments.

Connectivity was another important aspect of the CU515. Equipped with Bluetooth technology, users could pair the phone with headsets and other devices, enhancing hands-free calling and media sharing. The phone also supported text messaging and multimedia messaging, facilitating communication in various formats.

Perhaps one of the most significant characteristics of the LG CU515 is its user-friendly interface. The device features a well-organized menu system, making it easy for users to navigate through applications and settings without confusion. Additionally, it supports various ringtones and customizable wallpapers, allowing users to personalize their experience.

Overall, the LG Electronics CU515 was designed as a reliable and straightforward mobile option during the height of flip phone popularity. Its combination of practicality, portability, and decent features made it a notable player in an evolving mobile market, paving the way for the smartphones that would follow in the years to come.