Troubleshooting, No sound | Shure ULX manual

NOTE: Batteries stored for more than a year or stored in excessively hot environments may experience a higher failure rate.

NOTE: When using rechargeable batteries, do not use any battery with a fully-charged rating of greater than 9v, for example, 9.6V

ULX Transmitters use a DC-to-DC converter, which require a minimum 6 V to operate. It the battery does not provide this threshold voltage, the transmitter will not operate.

NON-CHARGEABLE	Typical Battery Life with ULX	RECOMMENDED FOR USE WITH
BATTERY TYPE	Transmitters	ULX TRANSMITTERS?
Lithium	21 hours	Yes
Alkaline	8 hours	Yes
Carbon-Zinc	5 hours	No
RE-CHARGEABLE	Typical Battery Life with ULX	RECOMMENDED FOR USE WITH
BATTERY TYPE	Transmitters	ULX TRANSMITTERS?
Ni-Cd	2 hours	No
Ni-MH	2.5 hours	No

TROUBLESHOOTING

The following table lists some common problems and their solutions. If you are unable to solve a problem, contact your dealer or the Shure Service Department at 1-800-516-2525 (7:30 am to 4:00 pm, Central Standard Time). In Europe, call 49-7131- 72140; other international users call Shure in the U.S.A. at 847-600-2000.

	INDICATOR STATUS
PROBLEM	RECEIVER	TRANSMITTER		SOLUTIONS
	ULXS4 ULX4P	ULX1	ULX2
			• Slide transmitter POWER switch to ON.
			• Make sure battery is inserted properly (+/– battery
				terminals must match transmitter terminals).
			•	Insert fresh battery.
			• Make sure receiver AC adapter is securely plugged
				into electrical outlet and into DC input connector on
				rear panel of receiver.
			• Make sure AC electrical outlet works and supplies
No sound				proper voltage.
No sound			• Make sure receiver is plugged in and the Power
			• Make sure receiver is plugged in and the Power
				switch is in the ON position
			• Make sure transmitter and receiver are set to same
				frequency
			• Extend receiver antennas so that they point away
				from each other at a 45° angle from vertical.
			• Move receiver away from nearby metal objects.
			• Remove obstructions and maintain line of sight
				between transmitter and receiver.
			• Move transmitter closer to receiver.

	• Increase transmitter gain until the Audio Peak icon
		on the Transmitter flashes on loud peaks.
No sound or faint	•	Turn up receiver volume control
	•	Check cable connection between receiver and
		amplifier or mixer.

ULX specifications

The Shure ULX series is a line of professional wireless microphone systems renowned for their reliability, audio quality, and versatility. Designed for a variety of applications, from live music performances to corporate events, the ULX series provides users with superior sound reproduction and seamless operation.

One of the standout features of the Shure ULX system is its advanced digital signal processing, which ensures clear audio transmission over a wide frequency range. This technology minimizes interference and enhances audio quality, making it ideal for use in crowded environments with multiple wireless devices. With a frequency response of 20Hz to 20kHz, the ULX system captures the full spectrum of sound, resulting in rich and vibrant audio output.

The ULX series supports a variety of transmitter types, including handheld, bodypack, and lavalier options, allowing users to choose the best solution for their specific needs. The handheld microphone transmitters are equipped with Shure's renowned condenser capsules, providing exceptional clarity and feedback rejection, while the bodypack transmitters can be easily concealed on clothing for unobtrusive use.

Another significant characteristic of the Shure ULX series is its intuitive interface. The systems feature a simple LCD screen that displays essential information such as channel selection, battery status, and signal strength, making it easy for users to monitor their wireless setup. Additionally, the ULX series offers automatic frequency scanning, which identifies and selects the best available frequencies, simplifying the setup process and ensuring reliable operation in dynamic environments.

Shure’s attention to build quality is evident in the ULX series, which features rugged construction designed to withstand the rigors of touring and professional use. This durability is coupled with a robust battery life, as the systems typically offer up to 14 hours of continuous operation on AA batteries, further enhancing their usability.

In summary, the Shure ULX series stands out in the realm of wireless audio solutions, thanks to its advanced technologies, user-friendly features, and exceptional durability. Whether for performers, presenters, or venues, the Shure ULX systems deliver reliable, high-quality sound that meets the demanding requirements of any professional audio setup.