LD Systems U 300 RK manual

LD Systems U 300 RK
7.5 · 1
PDF manual
 · 2 pages
manualLD Systems U 300 RK
Adam Hall GmbH · Adam-Hall-Str. 1 · 61267 Neu-Anspach · Germany
Tel.: (+49) 60 81 / 94 19 0 · Fax: (+49) 60 81 / 94 19 1000 · eMail: mail@adamhall.com


1. Please read these instructions carefully.
2. Keep all information and instructions in a safe place.
3. Follow the instructions.
4. Observe all safety warnings. Never remove safety warnings or other information from the equipment.
5. Use the equipment only in the intended manner and for the intended purpose.
6. During installation, observe the applicable safety regulations for your country.
7. Never place sources of ignition, e.g., burning candles, on the equipment.
8. Do not use this equipment in the immediate vicinity of water (does not apply to special outdoor
equipment - in this case, observe the special instructions noted below. Do not expose this equipment to
flammable materials, fluids or gases.
9. Make certain that dripping or splashed water cannot enter the equipment. Do not place containers filled
with liquids, such as vases or drinking vessels, on the equipment.
10. Make certain that objects cannot fall into the device.
11. Use this equipment only with the accessories recommended and intended by the manufacturer.
12. Do not open or modify this equipment.
13. After connecting the equipment, check all cables in order to prevent damage or accidents, e.g., due to
tripping hazards.
14. During transport, make certain that the equipment cannot fall down and possibly cause property
damage and personal injuries.
15. If your equipment is no longer functioning properly, if fluids or objects have gotten inside the equipment
or if it has been damaged in another way, switch it off immediately and unplug it from the mains outlet
(if it is a powered device). This equipment may only be repaired by authorized, qualified personnel.
16. Clean the equipment using a dry cloth.
17. Comply with all applicable disposal laws in your country. During disposal of packaging, please separate
plastic and paper/cardboard.
18. Plastic bags must be kept out of reach of children.


This equipment is intended for professional use. Therefore, commercial use of this equipment is subject to
the respectively applicable national accident prevention rules and regulations. As a manufacturer, Adam Hall
is obligated to notify you formally about the existence of potential health risks. Hearing damage due to high
volume and prolonged exposure: When in use, this product is capable of producing high sound-pressure
levels (SPL) that can lead to irreversible hearing damage in performers, employees, and audience members.
For this reason, avoid prolonged exposure to volumes in excess of 90 dB.
To prevent possible hearing damage, avoid listening at high volume levels over long periods
of time. Even exposure to short bursts of loud noise can result in hearing loss. Please keep
the volume constantly at a comfortable level.


You can find our current warranty conditions and limitation of liability at:
To request warranty service for a product, please contact Adam Hall GmbH, Adam-Hall-Str. 1,
61267 Neu Anspach / Email Info@adamhall.com / 49 (0) 6081 / 9419-0



(Valid in the European Union and other European countries with waste separation)
This symbol on the product, or the documents accompanying the product, indicates that this appliance
may not be treated as household waste. This is to avoid environmental damage or personal injury due to
uncontrolled waste disposal. Please dispose of this product separately from other waste and have it recycled
to promote sustainable economic activity.
Household users should contact either the retailer where they purchased this product, or their local government
office, for details on where and how they can recycle this item in an environmentally friendly manner.
Business users should contact their supplier and check the terms and conditions of the purchase contract. This
product should not be mixed with other commercial wastes for disposal
Adam Hall GmbH hereby confirm that this product meets the following guidelines (where applicable):
R&TTE (1999/5/EC) or RED (2014/53/EU) from June 2017 / Low-voltage directive (2014/35/EU)
EMC Directive (2014/30/EU) / RoHS (2011/65/EU) / The full declaration of conformity can be found at
www.adamhall.com. You can also request it via info@adamhall.com


U 300 RK

Product number: LDU300RK

Type: 19" rack-mounting kit for

LDU300 receiver

Material: Steel

Finish: Powder coated

Colour: Black

Dimensions wide

element (W x H x D):

235 x 43 x 45 mm

Dimensions narrow

element (W x H x D):

36 x 43 x 45 mm

Material thickness: 2 mm

Weight: 0.21 kg

Accessories supplied: Screw set, 2 caps


Rack mounting kit for the installation of a single LDU300 receiver into a 19” rack (2 rack-mount

brackets, 2 caps and 1 set of screws).


The rack mounting kit LD U300RK can be installed on the U300 receiver to enable positioning on

the left or right-hand side of the rack. To install the receiver on the left-hand side of the rack, at-

tach the narrow element of the rack mounting kit to the left-hand side of the receiver and the wide

element on the right-hand side, and vice-versa for right-hand installation. Now push the supplied

caps into the two holes on the left and right-hand sides of the receiver.


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