Inter-m NAI-1104 User manual

Operation Manual
Network Audio Input Converter
NAI-1104

NETWORK AUDIO INPUT CONVERTER
Welcome
Welcome
A personal welcome to you from the management and employees of Inter-M
All of the co-workers here at Inter-M are dedicated to providing excellent products with inherently good
value, and we are delighted you have purchased one of our products.
We sincerely trust this product will provide years of satisfactory service, but if anything is not to your
complete satisfaction, we will endeavor to make things right.
Welcome to Inter-M, and thank you for becoming part of our worldwide extended family!
RISK OF ELECTRIC SHOCK
DO NOT OPEN
CAUTION
CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK.
DO NOT REMOVE COVER (OR BACK).
NO USER-SERVICEABLE PARTS INSIDE.
REFER SERVICING TO QUALIFIED SERVICE PERSON-
NEL.
ATTENTION : RISQUE DE CHOC ELECTRIQUE
NE PAS QUVRIR
WARNING
To prevent fire or shock hazard, do not
expose the unit to rain or moisture.
*WARNING FOR YOUR PROTECTION PLEASE READ THE FOLLOWING-WATER AND MOISTURE: Unit should not be used near
water(e.g. near a bathtub, washbowl, kitchen sink, laundry tub, in a wet basement, or near a swimming pool, etc). Care should be
taken so than objects do not fall and liquids are not spilled into the enclosure through openings.
*Do not install this equipment in a confined space such as a book case or similar unit.
*Warning : To reduce the risk of fire or electric shock, do not expose this apparatus to rain or moisture and objects filled with liquids,
such as vases,
should not be placed on this apparatus.
*This apparatus shall be connected to a mains socket outlet with a protective earthing connection.
* To completely disconnect this apparatus from the AC mains, disconnect the power supply cord plug from the AC receptacle.
* The mains plug of the power supply cord shall remain readily accessible.
CAUTION
*These servicing instructions are for use by qualified service personnel only. To reduce the risk of electric shock, do not perform any
servicing other than that contained in the operating instructions unless you are qualified to do so.
NOTE
*This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules.
These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial
environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the
instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to
cause harmful interference in which case the user will be required to correct the interference at his own expense.
This symbol is intended to alert the user to the
presence of uninsulated “dangerous voltage”
within the product’s enclosure that may be of suf-
ficient magnitude to constitute a risk of electric
shock to persons.
This symbol is intended to alert the user to the
presence of important operation and maintenance
(servicing) instructions in the literature accompa-
nying the appliance.
Caution: To prevent electric shock do not use this (polarized) plug
with an extension cord, receptacle or other outlet unless
the blades can be fully inserted to prevent blade exposure.
Attentions: Pour prévenir les chocs électriques ne pas utiliser cette
fiche polarisée avec un prolongateur, une prise de cou-
rant on une autre sortie de courant, sauf si les lames
peuvent étre insérées à fond sans en laisser aucune
partie à découvert.
Pour deconnecter completement l’appareil du reseau
d’alimentation. deconnecter le cordon d’alimentation de
la prise murale.
La prise du reseau d’alimentation doit demeurer aise-
ment accessible.

NETWORK AUDIO INPUT CONVERTER
1
NAI-1104
Contents
Contents
Unpacking........................................................................................................................2
Installation
Environment .....................................................................................................................2
Important Safety Instructions ..............................................................................................2
Features ............................................................................................................................3
Contents and Accessories..............................................................................................3
Front Panel .......................................................................................................................4
Rear Panel........................................................................................................................5
Operation.........................................................................................................................7
Applications .....................................................................................................................8
Block Diagram.................................................................................................................9
Specifications.................................................................................................................10
Service
Procedures .....................................................................................................................13
Schematic.......................................................................................................................13
Parts List.........................................................................................................................13
Variations and Options................................................................................................13
Warranty ........................................................................................................................13

NETWORK AUDIO INPUT CONVERTER
2NAI-1104
Installation
Unpacking
Unpacking
Although your NAI-1104 is neither complicated nor difficult to operate, we recommend you take a few
minutes to read this brief manual and familiarize yourself with the important information regarding
product features, setup and operation.
As with most electronic devices, we strongly recommend you retain the original packaging. In the un-
likely event the product must be returned for servicing, the original packaging (or reasonable equivalent)
is required.
Installation
Environment
Never place this product in an environment which could alter its performance or reduce its service life.
Such environments usually include high levels of heat, dust, moisture, and vibration.
IMPORTANT SAFETY INSTRUCTIONS
1. Read these instructions.
2. Keep these instructions.
3. Heed all warnings.
4. Follow all instructions.
5. Do not use this apparatus near water.
6. Clean only with dry cloth.
7. Do not block any ventilation openings. Install in accordance with the manufacturer’s instructions.
8. Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (in-
cluding amplifiers) that produce heat.
9. Do not defeat the safety purpose of the polarized or grounding-type plug. A polarized plug has two
blades with one wider than the other. A grounding type plug has two blades and a third grounding
prong. The wide blade or the third prong are provided for your safety. If the provided plug does not
fit into your outlet, consult an electrician for replacement of the obsolete outlet.
10. Protect the power cord from being walked on or pinched particularly at plugs, convenience recep-
tacles, and the point where they exit from the apparatus.
11. Only use attachments/accessories specified by the manufacturer.
12. Use only with the cart, stand, tripod, bracket, or table specified by the manufacturer, or sold with the
apparatus. When a cart is used, use caution when moving the cart/apparatus combination to avoid in-
jury from tip-over.
13. Unplug this apparatus during lightning storms or when unused for long periods of
time.
14. 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 appa-
ratus, the apparatus has been exposed to rain or moisture, does not operate
normally, or has been dropped.
S3125A

NETWORK AUDIO INPUT CONVERTER
3
NAI-1104
Features
Contents and Accessories
Contents and Accessories
1. AC cord x 1EA
2. 4P Euro Terminal (5.08mm) x 1EA
3. User Manual x 1EA
4. 3p Euro Terminal (3.5mm) x 4EA
5. 8p Euro Terminal (3.5mm) x 1EA
6. Screws for rack mounting x 4EA
Features
-Matrix system for PA broadcasting
It is a PA broadcasting system using audio matrix and remote microphone.
-Use AC/DC power
AC 120V~240V 50/60 Hz, DC +24V power connection is possible.
-RACK installation space saving
The compact design of 1U size enables efficient use of space during rack installation.
-4 channel contact input
It can be interlocked with external device through 4 contact inputs.
-AoE device linkage
It can work with audio input/output device that supports AoE technology.
-4 channel audio input
It can receive 4-channel analog audio signals and transmit them as AoE digital audio.