Troubleshooting

43-1057.fm Page 18 Tuesday, August 17, 1999 1:42 PM

We do not expect you to have any problems with your phone, but if you do, the fol- lowing guidelines might help. If you still have problems, take the phone to your local Radio Shack store for assistance.

Problem		Remedy


Low volume or unusual sounds.	Someone has picked up another phone
	on the same line. Hang up the other
	phone.

Severe noise interference.	•	Press CHANNEL to change the
		channel.
	• Keep the handset away from com-
		puters, remote control toys, wire-
		less microphones, alarm systems,
		intercoms, room monitors, fluores-
		cent lights, and electrical appli-
		ances.
	•	Move to another location or turn off
		the source of interference.

The phone cannot be operated at a	•	Fully extend the base’s antenna in
useful distance from the base		a fully vertical position.
because the signal becomes weak or	•	Return the handset to the cradle,
noisy (handset’s range has	•	Return the handset to the cradle,
noisy (handset’s range has		and recharge the battery.
decreased).		and recharge the battery.
decreased).
	•	Be sure neither antenna is touching
		a metal surface.

The phone does not work or works	• Be sure the base’s phone line cord
poorly.		and AC adapter are correctly and
		securely connected, and the bat-
		tery is charged.

The handset battery does not charge.	•	Check the charging contacts on the
		handset and base. If they are dirty,
		clean them with a pencil eraser.
	•	Be sure the battery is connected
		correctly.

18

ET-557 specifications

The Radio Shack ET-557 is a remarkable two-way radio designed for outdoor enthusiasts, professionals, and anyone in need of reliable communication. Known for its robust features and durability, the ET-557 provides a blend of performance and usability that stands out in its class.

One of the standout features of the ET-557 is its impressive range. Operating on UHF frequencies, this radio can reach up to 25 miles in open areas, offering users the freedom to communicate without boundaries. This capability is essential for hiking, camping, or any outdoor activities where long-distance communication is crucial.

The ET-557 is equipped with 22 channels, allowing users to choose from a range of frequencies to minimize interference. This flexibility ensures clear communication even in crowded areas or during busy events. Moreover, it features 121 privacy codes which help to filter out unwanted transmissions, providing a more private communication experience.

Another notable technology integrated into the ET-557 is its dual power options. Users can operate the radio with either rechargeable batteries or standard AA batteries, making it highly versatile and user-friendly. This feature is particularly beneficial when venturing into remote areas where charging facilities may be unavailable.

The ET-557 also boasts a rugged design, built to withstand the rigors of outdoor use. It is engineered with a weather-resistant casing that protects it from the elements, ensuring reliable operation even in adverse weather conditions. Additionally, the radio is compact and lightweight, making it easy to carry without adding extra bulk to a loadout.

Ease of use is a hallmark of the ET-557. Its intuitive interface includes clearly labeled buttons and a simple display, allowing users to navigate settings effortlessly. The built-in LCD screen provides essential information at a glance, including battery level, channel selection, and incoming transmissions.

In terms of additional functionalities, the ET-557 includes features such as VOX (voice-activated transmission) for hands-free operation, as well as a built-in flashlight for added utility during nighttime adventures. The inclusion of a belt clip also ensures easy accessibility.

In conclusion, the Radio Shack ET-557 is a reliable, feature-packed two-way radio that caters to the needs of various users, from outdoor enthusiasts to professionals. Its advanced range, versatile power options, durable design, and user-friendly interface make it an excellent choice for anyone seeking dependable communication on the go.