Troubleshooting

If the receiver is not working as it should, the following suggestions might help. If you follow the suggestions in this chart and the receiver still does not work properly, contact your local RadioShack store for assistance.

Problem	Cause	Suggestion


Power does not turn on.	Power cord is disconnected.	Plug in the power cord.

No sound.	Incorrect connections.	Check and correct the connections.

	The mute function is activated.	Press MUTING.

	The volume is turned down.	Turn up the volume.

	Speaker wires are disconnected.	Connect the speaker wires.

	Neither set of speakers is selected.	Press SPEAKERS A or B.

	Both SPEAKERS A and B are selected	Press SPEAKERS A or B to turn off the
	when only one set of speakers is	speakers that are not connected.
	connected.

	TAPE MONITOR is selected.	Press TAPE MONITOR so TAPE MON
		turns off.

Sound from only one speaker.	One of the speaker wires or the input cord	Check all connections.
	is disconnected.

	BALANCE is set too far to one side.	Set BALANCE to the center position.

High noise level.	Station not correctly tuned.	Adjust tuning.

	Antenna not connected.	Connect the antenna.

	FM antenna still coiled or is not pointing	Stretch both ends of the antenna taut and
	in the correct direction.	reposition the antenna.

	AM loop antenna not pointing in the	Adjust the AM loop antenna.
	correct direction.

	Noise is coming from another electrical	Try using an AC line noise filter to
	appliance.	reduce the noise.

Automatic tuning does not stop when	Stations are too weak.	Use a better antenna.
searching for stations.

Remote control does not work.	Batteries are weak or missing.	Install fresh batteries.

	Poor angle or too great a distance from	Use the remote control within the
	the remote sensor window.	effective range.

	There is an obstacle between you and the	Change your position or remove the
	remote sensor window.	obstacle.

	A fluorescent light is shining on the	Turn off the light.
	remote sensor window.

STA-3850 specifications

The RCA STA-3850 is a versatile and powerful stereo receiver, crafted to deliver exceptional audio performance while providing a number of features that enhance the listening experience. Released during a period when audio technologies were quickly evolving, the STA-3850 embodies a blend of traditional design and innovative advancements.

At the heart of the STA-3850 is its robust amplifier section, providing a substantial output power of 50 watts per channel. This power output allows the receiver to drive a wide array of speakers, ensuring rich and dynamic sound reproduction for various types of music. The receiver is designed to handle a broad frequency response, typically ranging from 20 Hz to 20 kHz, providing a full-bodied audio experience that's ideal for both casual listening and critical listening.

One of the standout features of the RCA STA-3850 is its easy-to-use tuner. It offers AM and FM capabilities, enabling users to access a wide range of radio stations. The built-in stereo decoder enhances FM reception, ensuring that users can enjoy crystal-clear sound with reduced interference. Another key feature is the inclusion of multiple inputs, allowing for the connection of various audio sources, including turntables, CD players, and audio devices, making it a comprehensive solution for an audiophile setup.

The STA-3850 is designed with user convenience in mind. It includes a built-in equalizer, allowing users to tailor the sound to their preferences. This feature makes it possible to boost or cut specific frequency ranges, enhancing the overall listening experience. Additionally, the receiver boasts easy-to-navigate controls, with clearly labeled knobs and buttons, making it user-friendly for all levels of audio enthusiasts.

Durability and build quality are also notable characteristics of the RCA STA-3850. Constructed with sturdy materials, this receiver is designed to last, ensuring longevity for those who invest in it. Its classic aesthetic, featuring a sleek design with an appealing wood veneer finish, makes it a stylish addition to any audio setup.

Overall, the RCA STA-3850 stereo receiver is a well-rounded piece of equipment that combines sound quality, versatility, and user-friendly features. Whether for a dedicated listening room or a casual home environment, this receiver is sure to please anyone seeking to elevate their audio experience.