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Hardware User Manual

NL-C4

4” Full-range, Low-profile Ceiling-mount Network Loudspeaker

TD-001637-01-A

*TD-001637-01*

EXPLANATION OF TERMS AND SYMBOLS

The term “WARNING!” indicates instructions regarding personal safety. If the instructions are not followed the result may be bodily injury or death.

The term “ ” indicates instructions regarding possible damage to physical equipment. If these instructions are not followed, it may result in damage to the equipment that may not be CAUTION!

covered under the warranty.

The term “IMPORTANT!” indicates instructions or information that are vital to the successful completion of theprocedure.

The term " " is used to indicate additional useful information.NOTE

The intent of the lightning ﬂash with arrowhead symbol in a triangle is to alert the user to the presence of un-insulated "dangerous" voltage within the product's enclosure that may be of

sufﬁcient magnitude to constitute a risk of electric shock to humans.

The intent of the exclamation point within a triangle is to alert the user to the presence of important safety, and operating and maintenance instructions in this manual.

IMPORTANT SAFETY INSTRUCTIONS

WARNING!: TO PREVENT FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE.

1. Read, follow, and keep these instructions.

2. Heed all warnings.

3. Do not use this apparatus near water.

4. Clean only with a dry cloth.

5. Do not install near heat sources such as radiators, heat registers, stoves, or other apparatus (including ampliﬁers) that produce heat.

6. Only use attachments/accessories speciﬁed by the manufacturer.

7. Refer all servicing to qualiﬁed service personnel. Servicing is required when the apparatus has been damaged in any way, such as power supply cord or plug is damaged, liquid has been

spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has been dropped.

8. Do not use this apparatus in or near water or liquids.

9. Do not submerge the apparatus in water or liquids.

10. Do not use any aerosol spray, cleaner, disinfectant or fumigant on, near or into the apparatus.

11. Adhere to all applicable, local codes.

12. Consult a licensed, professional engineer when any doubt or questions arise regarding a physical equipment installation.

Maintenance and Repair

WARNING: Advanced technology, e.g., the use of modern materials and powerful electronics, requires specially adapted maintenance and repair methods. To avoid a danger of

subsequent damage to the apparatus, injuries to persons and/or the creation of additional safety hazards, all maintenance or repair work on the apparatus should be performed only by a QSC

authorized service station or an authorized QSC international distributor. QSC is not responsible for any injury, harm or related damages arising from any failure of the customer, owner or user of

the apparatus to facilitate those repairs.

IMPORTANT! PoE Power Input: PoE+ Type 2 Class 4 capable. See "Connections and Controls".

Cleaning

WARNING: Liquids entering the housing may damage the internal electronics. Keep liquids away and do not use any solvents or chemicals to clean this product. Clean only with a soft,

slightly damp or dry cloth.

FCC Statement

: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide NOTE

reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance

with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does

cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of

the following measures:

• Reorient or relocate the receiving antenna.

• Increase the separation between the equipment and receiver.

• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.

• Consult the dealer or an experienced radio/TV technician for help.

Speciﬁcations and Dimensions

Product speciﬁcations and dimension drawings for the NL-C4 can be found online at .www.qsc.com

Environmental

• : 10 yearsExpected Product Life Cycle

• Storage Temperature Range: -20°C to +60°C

• : 5 to 85% RH, non-condensingRelative Humidity

RoHS

The QSC Q-SYS NL-C4 is in compliance with European Directive 2011/65/EU – Restriction of Hazardous Substances (RoHS2).

The QSC Q-SYS NL-C4 is in compliance with “China RoHS” directives per GB/T 26572. The following chart is provided for product use in China and its territories:

QSC Q-SYS NL-C4

部件名称

(Part Name)

有害物质

(Hazardous Substances)

铅

(Pb)

汞

(Hg)

镉

(Cd)

六价铬