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NLB 60E Operation Manual
2.1 Explanation of graphical symbols
The lightning symbol within a triangle is intended to alert the user to the presence of un-insulated “dangerous voltage” within the amplifier’s
enclosure that may be of sufficient magnitude to constitute a risk of electric shock to humans.
The exclamation point within a triangle is intended to alert the user to presence of important operating and service instructions in the literature
accompanying the product.
WARNING
CAUTION
2.2 Important Safety Instructions
Before using your amplifier, be sure to carefully read the applicable items of these operating instructions and the safety suggestions
Keep this manual for future reference.
1.
Heed all warnings.
2.
Follow all instructions.
3.
Do not use this unit near water.
4.
Do not spill water or other liquids into or on the unit. Do not operate the amplifier while wet or standing in liquid.
5.
Clean only with dry cloth.
6.
Do not block the air intake or exhaust ports. Install the unit in accordance with the instructions.
7.
Do not operate the amplifier near heat producing devices such as radiators, heat registers, stoves or other apparatus that produce heat. Always
8.
operate the unit with the chassis ground wire connected to the electrical safety earth. Do not defeat the safety purpose of a grounding-type plug. A
grounding type plug has two pins and a third grounding prong. The third prong is provided for your safety. If the provided plug does not fit into your
outlet, consult an electrician for replacement of the obsolete outlet.
Connect only to AC power outlets rated 100-120 V or 200-240 V, 50-60 Hz.
9.
Do not use this amplifier if the power cord is broken or frayed. Protect the power cord from being walked upon or pinched particularly at the plugs
10.
and the point where it exits from the apparatus.
Only use accessories specified by the manufacturer.
11.
The unit is intended to use in a 19” rack. Follow the mounting instructions. When a rack on wheels is used, use caution when moving the loaded
12.
rack to avoid injury from tipping over.
Unplug this apparatus during lightning storms or when unused for long periods of time.
13.
Do not connect an amplifier output in parallel or series with any other amplifier’s output. Do not connect the amplifier output to any other voltage
14.
source, such as battery, mains source, or power supply, regardless of whether the amplifier is turned on or off.
Do not run the output of any amplifier back into another channel’s input.
15.
Refer all servicing to qualified service personnel. Servicing is required when the apparatus has been damaged in any way such as:
16.
Power-supply cord or plug is damaged.
•
Liquid has been spilled into the unit
•
An object has fallen into the unit
•
The unit has been exposed to rain or moisture
•
The unit does not operate normally
•
The unit was dropped or the enclosure is damaged
•
17. Do not remove top or bottom covers. Removal of the covers will expose hazardous voltages. There are no user serviceable parts inside and
removal may void the warranty.
18. An experienced user shall always supervise this professional audio equipment, especially if inexperienced adults or minors are using th
equipment.
19. The mains plug is used as the disconnect device and shall remain readily operable. If mounted in a 19" rack causing the mains plug not being
readily operable, the mains plug for the entire rack must be readily operable.
20. The US National Differencescl.16.3 requires that NomadLinknetwork cables must be flame rated VW-1.
2.3 Warning!
To reduce the risk of fire or electrical shock, do not expose this apparatus to rain or moisture and objectfilled with liquids such as
•
vases, should not be placed on the apparatus.
This apparatus must be earthed.
•
Use a three wire grounding type line cord like the one supplied with the product.
•
Be advised that different operating voltages require the use of different types of line cord and attachment plugs.
•
Check the voltage in your area and use the correct type.
•
To reduce risk of fire or electric shock, do not expose this
apparatus to rain or moisture.
To reduce the risk of fire or electric shock, do not remove
screws. No user-serviceable parts inside. Refer servicing to
qualified service personnel
2 IMPoRtAnt sAFetY AnD oPeRAtIon InstRUctIons
