Inkel IRM-816 Installation manual

REMOTE MICROPHONE STATION 16CHANNEL
2IRM-816
Welcome 3
Unpacking 3
Before Use 3
Safety Instruction 4
Operation 5
Features 5
Front Panel 6
Rear Panel 7
Precaution for RACK Installation 8
RACK Connection 8
Block Diagram 9
Specification 10
Service and Warranty 11
Contents

REMOTE MICROPHONE STATION 16CHANNEL
IRM-816 3
Welcome you from management and staffs of INKEL PA.
All of the staffs here at INKEL PA have dedicated to provide excellent products of value, and we are glad
that you have purchased one of our products.
We sincerely trust that this product will provide satisfactory service, but if anything goes up you do not
satisfy completely, we will endeavor to make things right.
Welcome to INKEL PA and thank you for joining our worldwide family.
Please inspect all equipment carefully right after unpacking. If you find any damages, contact your supplier
or dealer immediately. Only a shipper may file a damage claim as a carrier for damages which have been
incurred during shipping. Be sure to keep carton boxes and other all packing materials for the carrier’s
inspection. If your packing materials are in good condition, please keep them. If you ever need to return
the unit to INKEL PA or an authorized service center, you should use only the original factory packing.
Welcome
WARNING : TO PREVENT FIRE OF ELECTRIC SHOCK HAZARD,
DO NOT EXPOSE THIS PRODUCT TO RAIN OR MOISTURE
Unpacking
To insure proper use of this product, please read owner’s manual carefully and keep this manual in an
easily accessible place for future reference.
Before Use
CAUTION : TO REDUCE THE RISK
OF ELECTRIC SHOCK
DO NOT REMOVE THE COVER (OR BACK)
NO USER SERVICABLE PARTS INSIDE
REFER SERVICING TO QUALIFIED SERVICE PERSONNEL
This lightening flash with arrowhead symbol within an equilateral triangle is intended to alert the
user to the presence of non insulated “dangerous” voltage within the product’s enclosure that may
be of sufficient magnitude to constitute a risk of electric shock to persons.
This exclamation point within an equilateral triangle is intended to alert the user to the presence
of important operating and maintenance (servicing) instruction in the literature accompanying the
products.

REMOTE MICROPHONE STATION 16CHANNEL
4IRM-816
Safety Instruction
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 (including
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 receptacles, 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 injury 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
apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has been dropped.
Information for Users on Collection and Disposal of Old Equipment and used Batteries
These symbols on the products, packaging, and/or accompanying documents mean that used electrical
and electronic products and batteries should not be mixed with general household waste.
For propertreatment, recovery and recycling of old products and used batteries, please take them to
applicable collection points, in accordance with your national legislation.
By disposing of these products and batteries correctly, you will help to save valuable resources and
prevent any potential negative effects on human health and the environment which could otherwise arise
from inappropriate waste handling.
For more information about collection and recycling of old products and batteries, please contact your
local municipality, your waste diposal service or the point of sale where you purchased the items.
Information on Disposal in other Countries outside the European Union
These symbols are only valid in the European Union. If you wish to discard these items, please contact
your local authorities or dealer and ask for the correct method of diposal.
Note for the battery symbol (bottom two symbol examples):
The sign Pb below the symbol for batteries indicates that this batteries contains lead.

REMOTE MICROPHONE STATION 16CHANNEL
IRM-816 5
Features
* Speaker line control can easily be achieved by connecting the IRM-816 speaker control terminals to
IPX-8116 Matrix unit.
* Four tone pre-announcement chime, activated by push button chime switch.
* Eight LED bar-graphs on the front panel that indicates instantaneous signal output level of IRM-816.
* Easy to use, highly sensitive condenser type MIC for clear broadcasting.
* Auxiliary signal input for cassette deck player or tuner makes IRM-816 an ideal remote piece of equipment for
broadcasting background music.
Operation
1. Switch on IRM-816 with a power switch.
The power LED will be illuminated.
2. If announcement is to be broadcasted to one of the sixteen loudspeaker zones, press a corresponding channel
switch. The selected channel switch LED will be illuminated.
3. If announcement is to be broadcasted to all sixteen loudspeaker zones, press ALL call switch.
The ALL call switch LED will be illuminated.
4. Press a CHIME switch for pre-announcement chime, if required.
5. You can now use MIC for broadcasting.
6. Adjust the volume to its required level using the relevant MIC, CHIME or AUX control.
7. When announcement is finished, turn off all channel switches (CH1~CH16) and ALL call switch to ensure that normal
broadcasting can take place. The sixteen channel switch LEDs and the ALL call switch LED will be extinguished.

REMOTE MICROPHONE STATION 16CHANNEL
6IRM-816
1. MICROPHONE INPUT
This is a jack to input microphone.
Input sensitivity of MIC is -60dB.
2. SPEAKER CONTROL SWITCH AND LED
This switch selects and controls the speaker in the area where you want to announce.
To recognize speaker location in the area, green LED is illuminated.
(Only LED in the area where speaker control switch is pressed is illuminated)
3. OUTPUT LEVEL METER
This level meter indicates the output of this unit and it has wide range of output level from -30dB to +6dB.
4. POWER LED
It indicates power supply condition of this unit and if power is supplied, this LED is illuminated while
if power is blocked, it is out.
(If power switch of No.5 is turned on, this LED is illuminated while if it is turned off, then LED is out.)
5. POWER ON/OFF SWITCH
This switch turns the power of this unit and its power source is DC +24V.
6. CHIME VOLUME
This volume controls CHIME level, if you turn it clockwise, the volume is increased while if
you turn it contrarily, the volume is decreased.
7. AUX VOLUME
This volume controls AUX level, if you turn it clockwise; the volume is increased while if you turn it contrarily, the
volume is decreased.
8. MIC VOLUME
This volume controls MIC level, if you turn it clockwise; the volume is increased while if you turn it contrarily,
the volume is decreased.
Front Panel

REMOTE MICROPHONE STATION 16CHANNEL
IRM-816 7
9. ALL SWITCH AND LED
If you control 16 speakers at a time, this ALL switch helps to do it easily.
If press ALL switch, LED(AMBER) of this switch is illuminated and also LED(GREEN) of 16 speakers is illuminated.
10. CHIME SWITCH AND LED
Before announcement, you can notice it with pre-announcement (‘do-mi-sol-do’)
Only when chime switch has been pressing, LED (GREEN) is illuminated.
11. TALK SWITCH AND LED
This switch is used when you can use to microphone
Only when you want to announce, press this switch so that unnecessary noise is not occurred.
When the switch is on, LED (GREEN) is illuminated.
243 1
1. SPEAKER CONTROL TERMINAL (HOT & COM)
These terminal controls zone speaker.
It is connected to remote 1, remote 2 terminal of MATRIX (our model, IPX-8116) or
EMERGENCY CONBINATION (our model, IEC-8216).
2. LINE OUTPUT TERMINAL
As output signal terminal of this unit, it is connected to remote input jack of EMERGENCY PANEL
(our model, IEP-8251).
3. AUX INPUT TERMINAL
This terminal connects external device, such as cassette desk or CD player.
Input level is -20dB
4. DC +24V INPUT TERMINAL
It is connected to DC +24V output terminal of POWER DISTRIBUTOR (our model, IPD-8329).
Rear Panel

REMOTE MICROPHONE STATION 16CHANNEL
8IRM-816
RACK Connection
EMERGENCY PANEL(our model, IEP-8231)
MATRIX (our model, IPX-8116)
IRM-816(2)
IRM-816(1)
POWER DISTRIBUTOR
(our model, IPD-8329)
Precaution for RACK Installation
●Turn off the power on the right side and connect or install it.
●Avoid moisture and install it on the place where has good ventilation.
●If use other MIC model not offered MIC by ours, use only PHANTOM over than +18V DC.
●Be sure about +, - polarity before connecting DC power.
●Be sure about HOT, COLD, and GND before connecting LINE OUT of this unit.

REMOTE MICROPHONE STATION 16CHANNEL
IRM-816 9
Block Diagram

REMOTE MICROPHONE STATION 16CHANNEL
10 IRM-816
Specifications
■ELECTRICAL
Output Level / Impedance +4dB/600Ω, BAL
Input Sensitivity / Impedance
MIC -60dB/600Ω, BAL
AUX -20dB/10kΩ, UNBAL
Frequency Response (-3dB)
MIC 100Hz - 15KHz
AUX 20Hz - 20KHz
T.H.D MIC Less than 0.5%
AUX Less than 0.2%
S/N MIC Better than 50dB
AUX Better than 80dB
Speaker Control Terminal & Switch 16CH
Operation Temperature -10℃~ +40℃
Storage Temperature -20℃~ +60℃
■■GENERAL
Power Source DC 24V
Weight 1.2kg(Without Microphone)
Dimension 245(W) ×72(H) ×180(D)mm
※Specifications and design are subject to change without notice.

REMOTE MICROPHONE STATION 16CHANNEL
IRM-816 11
Service and Warranty
TO PURCHASE ADDITIONAL INKEL PA. GEAR AND ACCESSORIES
To purchase INKEL PA gear and optional accessories, contact any authorized INKEL PA distributor.
For a list of INKEL PA distributors please visit our website at www.inkelpa.com.
SERVICE AND REPAIR
For replacement parts, service and repairs please contact the INKEL PA distributor in your country.
INKEL PA does not release service manuals to consumers, and advice users to not attempt any self repairs, as doing
so voids all warranties.
You can locate a dealer near you at www.inkelpa.com.
WARRANTY INFORMATION
Warranty terms and conditions vary by country and may not be the same for all products.
Terms and conditions of warranty for a given product may be determined first by locating the appropriate country which
the product was purchased in, then by locating the product type.
To obtain specific warranty information and available service locations contact INKEL PA directly or the authorized
INKEL PA distributor for your specific country or region.
CUSTOMER SERVICE AND TECHNICAL SUPPORT
We encourage you to visit our online help and support at http://www.inkelpa.com.
There you can find answers to frequently asked questions, tech tips, downloads, returns instruction and other helpful
information.
We make every effort to answer your questions within one business day.