Adcom GFP-815 User's Manual
Contents
1. gon Gt Mite ds emet 31KQ es ad ts a awh a i Pe ana Ra ahaa thew Give de 30KQ Input Sensitivity E rated output Line Gi sed enne RR AR NN 300mV A Pane Gee E E a ten edo ed 75mV es Sasa th A 3 2mV ME EAE ea 0 5mV RIAA accuracy 20Hz 20kHz PROMO 26 0 3 da a ed dae o is Pe e Le E 0 5dB Tone Controls Bass 2 dei AA A AE AE AA A AIRES 8dB Treble MOLA ZD ds a A A ts ta 9dB General POWER e da 120VAC 230VAC 50 60Hz Chassis Dimensions 4 eu LL LL 3 76 2mm x 17 432mm x 11 5 292 1mm Maximum lt 5 3 5 88 9mm x 17 432mm x 12 5 317 5mm A AAA 12 lbs 5 5kg Weight P cked il a ua lles 15 lbs 6 8kg GFP 815 Serial Port Command Set INT RODUCTION The Adcom GFP 815 can be controlled via the serial RS 232 port The serial port can be connected to a sys tem controller PC or dumb terminal via a straight through standard 9 pin serial port cable MALE on one end and FEMALE on the other end VVhen using a PC a terminal emulator program e g HyperTerminal or Pro Comm can be used to control the GFP 815 The communications parameters should be set as follows 9600 8 data bits2. Main power switch Switches the GFP 815 s main pow er on and off Remote Control The supplied remote control pictured here duplicates the frequently used front panel controls Two AAA bat teries are included The model num ber of the remote control is RC815 Audio input controls ing SYMPTOM Power LED does not glow No sound Power LED glows but no sound One channel not produc ing sound Hum from all speakers at any volume Hum from all speakers hum goes up or down with volume POSSIBLE REASON AC Power Cord s not plugged in AC Fuse s failed Transformer thermal protec tion engaged I2V DC triggering malfunc tioning Preamp or source unit is not on Connec tions in rear of amp are loose INPUT s or OUTPUT s connector discon nected or loose Speaker disconnected Internal protection engaged Ground loop difference in ground voltages between components Problem with source unit CD tape etc or RCA cable connecting that source unit to the preamp POSSIBLE SOLUTION Plug in AC Power Cord s Replace AC Fuse s Wait until unit cools down It will reset Reset power switch manually Check connection of 12V DC trigger at source Make sure whole system is on Verify all connections on rear of amp Verify both connections on that channel Verify connection at speaker Bring to Dealer or Service Center If Cable TV is present see Note 1 If Ca ble TV is not prese
3. GFP 815 Wide Bandwidth Stereo Preamp ABOUT ADCOM PERFORMANCE AND VALUE In the world of high performance electronics Adcom has done the impossible make state of the art components that are easy to use at an affordable price In doing this Adcom has created a revolution in the world of consumer electronics By creating some of the most renowned com ponents and offering them at affordable prices Adcom has enabled more people to enjoy their favorite music and movies at top performance levels Perhaps Audio Magazine said it best No competing company know can provide a similar balance of sound quality power and afford ability AWARD WINNING Innovation is our stronghold and our numerous awards year after year prove that we re never satisfied to rest on our reputation From our legendary high current amplifiers to our state of the art digital processors Adcom components consistently impress even the most demanding audiences Adcom components have won over 25 Product of the Year and Special Recognition citations from Audio Video International 3 Diapason D Or Awards 7 Consumer Electronics Show Design and Engineering Awards and have appeared on Stereophile s Recommended Compo nents lists over 70 times since 1988 A reputation worth its weight in gold ENGINEERING PASSION Every Adcom component is not only designed to reproduce the highest quality sound and pic ture but to also deliver the greatest possible value I
4. The right to a claim against a public carrier can be forfeited if the carrier is not notified promptly in writing and if the shipping carton and packing materials are not available for inspection by the carrier Save all packing materials until the claim has been settled Placing the GFP 815 Although the GFP 815 does not gen erate much heat it is good practice to ensure the amplifier s long term trouble free operation to provide ad equate ventilation for the unit There fore the GFP 815 should be kept away from external sources of heat such as radiators and hot air ducts We recommend that you exercise care when placing components on top of the GFP 815 If you are placing a heat producing component such as an am plifier on top of or below the GFP 815 it is recommended that you allow at least 3 inches vertical spacing for proper airflow If your system includes the use of the phono input you may find that pla cing components above or under the GFP 815 may induce hum caused by the proximity of their power trans former to the phono cables or input jacks If this should occur moving the components will usually help reduce the hum If you observe these recommendations the GFP 815 will perform reliably in any reasonable environment You should also pay attention to such normal considerations as protection from excessive dust and moisture Dust on the surface of the cabinet can be easily and safely removed wi
5. the bass and treble controls In the out posi tion the tone controls will have no effect 9 MP3 IN Jacks Mp3 devices can be connected to the mp3 input jack on the front pan el 3 5mm or the mp3 RCA jacks on the back panel 10 Bass 8 Treble Knobs The bass and treble knobs control the bass and treble frequencies by in creasing or decreasing levels 11 Balance Knob Balance control provides adjustment for greater accuracy of stereo imag ing 12 Mute Button Pressing this button mutes the main outputs To turn the mute feature off press the mute button again Note turning the volume knob on the front panel will not deactivate the mute feature 13 Volume Knob The front panel volume control knob is motorized lt may be adjusted ei ther by hand or with the volume but tons on the remote control The point dot on the volume knob indicates the volume level Description of Unit Rear Panel 14 GND Ground Post To reduce the chance for hum connect the turntable ground lead to this at tachment point 15 Source Inputs Source 1 7 inputs R L Connects to the line outputs of a CD player or other analog audio source compo nent Up to seven analog audio source devices can be connected 16 Stereo Outputs Rec Output Connect rec output to the Record or Input jacks of a record ing device Main Output A line level stereo out put that connects to your amplifier s inputs 17 RS2
6. 32 Control The Adcom GFP 815 can be con trolled via the serial RS 232 port The serial port can be connected to a system controller PC or dumb terminal via a straight through standard 9 pin DB9 serial port cable MALE on one end and FEMALE on the other end 18 Ext Remote A remote infrared sensor can be con nected here 19 Auto turn on A trigger if properly hooked up can prove to be very convenient in input jack use the 12V DC or AC trigger in conjunction with another device to turn the GFR 815 on and off The trigger output from the oth er device should go to the trigger input on the rear panel of the GFP 815 loop output jack is provided to allow trigger control of additional components in your system 20 AC Input Connects the GFP 815 to a standard electrical outlet using the supplied power cord Use the provided stand ard IEC AC cord to provide power to the unit The plug is a polarized type for electrical safety observe proper polarization at main outlet and do not modify plug in any way If it is ever necessary replace the fuse with a fuse of identical type and rating for continued protection See Trouble shooting for more information Input 1 select Sets the input level for input source 1 to mm or mc for phono cartridge input or line for other analog devices Voltage switch Bottom Sets the GFP 815 voltage to 120V U S standard or 230V interna tional standard
7. ARTICLE 810 RADIO AND TELEVISION EQUIPMENT power lines 50 Samea eanne conductors S ri 5 standoff y insulators b antenna lead in wire entrance equipment ground wire a b gt antenna ground clamps discharge ets unit ito extemal antenna terminals of radio receiver power service grounding electrode system 2 e g interior metal water pipe y i ground wire a b 1 ground clamps bonding jumper d ectrode griyen foot 2 into the eart Pre gia antenna groundin z by local codes requi NOTE TO CATV SYSTEM INSTALLER This reminder is provided to call the CATV system installer s attention to Article 82022 of the National Electri cal Code that provides guidelines for proper grounding and in particular specifies that the cable ground shall be connected to the grounding sys tem of the building as close to the point of cable entry as practical Introduction Congratulations on your decision to purchase the GFP 815 stereo preamp lifier Two channel audio is better than ever The new DVD Audio and SACD formats can support a wider fre quency spectrum 100kHz and great er dynamic range 144dB than con ventional CD The GPF 815 15 designed to capture all the fidelity that high resolution audio has to offer with precision broadband components and an ultra low noise floor Equipped with a phono stage this new ADCOM preamp hasn t for
8. RT 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 CAUTION POWER LINES Any outdoor antenna must be located away from all power lines OUTDOOR ANTENNA GROUNDING If an outside antenna is connected to your tuner or tuner preamplifier be sure the antenna system is grounded so as to provide some protection against voltage surges and built up static charges Section 810 of the National Electrical Code ANSI NFPA No 701984 provides information with respect to proper grounding of the mast and supporting structure grounding of the lead in wire to an antenna discharge unit size of grounding conductors location of antenna discharge unit connection to grounding electrodes and re quirements for the grounding electrode Use No 10 AWG 5 3 mm copper No 8 AWG 8 4 mm aluminum No 17 AWG 1 0 mm copper clad steel or bronze wire or larger as a ground wire Secure antenna lead in and ground wires to house with stand off insula tors spaced from 46 feet 1 221 83 m apart Mount antenna discharge unit as close as possible to where lead in enters house Use jumper wire not smaller than No 6 AWG 13 3 mm copper or the equivalent when a separate antenna grounding electrode is used See NEC Section 810 21 j EXAMPLE OF ANTENNA GROUNDING AS PER NATIONAL ELECTRICAL CODE INSTRUCTIONS CONTAINED IN
9. able TV incoming signal line This new incoming line may add an additional ground at a different potential to the AC line ground of your other equipment refer to note and 2 to troubleshoot a hum problem Note 1 Cable TV systems can sometimes contribute to ground loop problems which cause hum To determine if your cable system is the contributing factor disconnect the Cable TV incoming signal line round 75Q at the wall or the first component the cable is connected to i e the cable box or VCR If the hum is no longer present you must insert a 750 ground loop isolator before recon necting the line You should check with your ADCOM deal er to obtain one If the 750 ground loop isolator works only partially or not at all then please read note 2 to complete the troubleshooting procedure Note 2 Make sure that the power amplifier is at least 6 from processor or other equipment using microprocessors Usually putting another component between them is suf ficient to minimize the hum If this does not reduce the hum turn the system off and disconnect all Inputs from the amplifier If the hum still persists then your dealer or service center must examine the unit system If the hum disappears try another set of RCA cables Connect one RCA cable at a time to see if one specific cable is respon sible If any or all cables cause the hum to appear then the unit should be evaluated for proper operation by your de
10. aler or authorized service center Please see our website for a list of authorized service centers in your area Servicing ADCOM has a technical service department to answer questions pertinent to the installation and operation of your unit In the event of difficulty please contact us for advice If your problem cannot be resolved through our combined efforts we may refer you to an authorized re pair agency or authorize return of the unit to our factory ADCOM LLC PO Box 54087 Phoenix AZ 85032 Phone Fax or Email inquiries to Voice 480 607 2277 Fax 623 505 9523 Monday through Friday 9 00 AM to 5 00 PM MST Email servicegadcom usa com For fax inquiries please include a return fax number for the reply When calling or writing about your ADCOM product be sure to note and refer to its serial number as well as the date of purchase and the dealer from whom it was purchased In any communications to us please in clude a daytime phone number where we may reach you In the event the unit needs to be sent to a service center you will be instructed on the proper procedure when you call or write for a return authorization Under no circum stances should your unit be shipped to our factory with out prior authorization or packed in other than its orig inal carton and fillers Always ship prepaid via FEDEX or UPS Do not ship via Par cel Post since the packing was not designed to withstand rough Parcel Post handling Imp
11. d to products which have had the serial number removed altered de faced or rendered illegible 5 Physical damage to the product from any cause is not covered by this warranty and the product will be returned as received without repair GFP 815 Specifications Output Level Maim QUtpUtS ee ES A ae o whe CS PR ES aa Be RL eee Sie Da 1 2 Vrms 25 ts ON lee Gee a AS ta tas 282mVrms L R Output Difference Main Outputs secs arte ese A SE Em gee Miley De pa P a nade Ce ES 0 1dB Output Level Maximum THD at 0 19 MAI OUTPUTS A A A RS bes A 9 0 Vrms Frequency Response 3dB Line volume at max High Level ies iii Siete ee EET A A AA da eee Pocs 10Hz 100kHz PRONO oia a a AS E E 20 Hz 80KHz THD Noise e rated output 20Hz 20kHz HishiLevel ci A ae a EE Es A pres 0 005 Meca hee tacts A RS A IA A 0 03 te a a ta las ptes et ee tetes LS a dte 0 15 Signal to Noise 80K Filter JIS A Hight Level ce ii eo ee A ee ea AR ad gt 98 IMs bet ce ditty EO A ah ES a 264dB ES Ec eco EE EE EE ago EE ae Es 255dB Input Impedance Ber sra SRA a Sas RN eS ARAS y Gene A A ii tia 130 Line Ge scare ES Cat a P DG Pa VS s der as to EE A Eres dra 31 A ES ma
12. eriod of time Immediately stop using the component and have it inspected and or serviced by a quali fied service agency if The power supply cord or plug has been damaged Objects have fallen on or liquid has been spilled into the unit The unit has been exposed to rain The unit shows signs of improper operation or The unit has been dropped or damaged Description Of Unit Front Panel 1 Standby button Toggles the GFP 815 in and out of Standby mode When in standby mode the GFP 815 is activated by pressing either the remote control power button or toggling the front panel power switch When the GFR 815 is active the LED indicator in the Standby button will illuminate 2 IR Sensor This lens protects the infrared receiv er which receives commands from the remote control Note the pathway between the lens and remote control must be free of obstruction for the re mote control to operate the GFP 815 3 Headphones Jack Headphones may be used through the use of the phones output jack on the front panel This jack will accept a standard 1 4 stereo headphone plug 4 7 Source Selections These seven buttons select the source you desire for listening When you se lect phono 1 2 3 4 5 6 or mp3 7 the selected source is also routed to the record outputs The seven source select buttons are also available on the remote control 8 Tone Button This button is used to engage
13. es such as radiators heat registers stoves or other devices including amplifiers that produce heat The unit should be connected to a power supply outlet only of the voltage and frequency marked on its rear panel The power supply cord should be routed so that it is not likely to be walked on or pinched especially near the plug convenience receptacles or where the cord exits from the unit Clean unit only as recommended in its instruction manual The power supply cord of the unit should be unplugged from the wall out let when it is to be unused for a long period of time Care should be taken so that objects do not fall and liquids are not spilled into the enclosure through any openings This unit should be serviced by qualified service personnel when A The power cord or the plug has been damaged or B Objects have fallen or liquid has been spilled into the unit or C The unit has been exposed to rain or liquids of any kind or D The unit does not appear to operate normally or exhibits a marked change in performance or E The device has been dropped or the enclosure damaged DO NOT ATTEMPT SERVICING OF THIS UNIT YOURSELF REFER SERVICING TO QUALIFIED SERVICE PERSONNEL ATTENTION POUR PREVENIR LES CHOCS ELECTRIQUES NE PAS UTILISER CETTE FICHE POLARISEE AVEC UN PROLONGATEUR UNE PRISE CE COURANT OU UNE AUTRE SORTIE CE COURANT SAUF SI LES LAMES PEUVENT ETRE INSEREES A FOND SANS EN LAISSER AUCUNE PARTIE A DECOUVE
14. gotten about your legacy components Audition the GFP 815 paired with an ADCOM power amp and CD DVD player and rediscover the magic of two channel To realize the full potential of your new stereo preamplifier and before making any connections to it please read these operating and installation instructions thoroughly Rey Features Class A line level preamp High resolution audio bandwidth 7 source audio inputs 2 mp3 input front and rear panel Phono input stage MM amp MC Main amp Record outputs External remote in and loop Bass treble and balance adjust Front panel headphone input Remote control and rs 232 control Unpacking the GFP 815 Before your new ADCOM preamplifier left our factory it was carefully in spected for physical imperfections and tested for all electrical parame ters as a routine part of ADCOM s sys tematic quality control This along with full operational and mechanical testing should ensure a product flaw less in both appearance and perfor mance After you have unpacked the GTP 815 inspect it for physical dam age Save the shipping carton and all packing material as they are intended to reduce the possibility of transpor tation damage should the preamplifier ever need to be shipped again In the unlikely event damage has oc curred notify your dealer immediate ly and request the name of the carrier so a written claim to cover shipping damages can be initiated
15. no parity 1 stop bit and Flow Control Hardware GFP 815 COMMAND SET COMMAND String Hexadecimal String ASCII POWER ON 57 20 31 20 31 20 32 lt CR gt W 1 1 2 lt CR gt POWER OFF 57 20 31 20 31 20 31 lt CR gt W 1 1 1 lt CR gt POWER TOGGLE 57 20 31 20 31 20 33 lt CR gt W 1 1 3 lt CR gt VOLUME UP 57 20 31 20 39 20 31 lt CR gt W 1 9 1 lt CR gt VOLUME DOWN 57 20 31 20 39 20 32 lt CR gt W 1 9 2 lt CR gt MUTE ON 57 20 31 20 31 30 20 32 lt CR gt W 1 10 2 lt CR gt MUTE OFF 57 20 31 20 31 30 20 31 lt CR gt W 1 10 1 lt CR gt MUTE TOGGLE 57 20 31 20 31 30 20 33 lt CR gt W 1 10 3 lt CR gt POLARITY NORMAL 0 57 20 31 20 32 20 31 33 lt CR gt W 1 2 13 lt CR gt POLARITY INVERT 180 57 20 31 20 32 20 31 34 lt CR gt W 1 2 14 lt CR gt POLARITY TOGGLE 57 20 31 20 32 20 31 35 lt CR gt W 1 2 15 lt CR gt TRIGER ON 57 20 31 20 33 20 31 lt CR gt W 1 3 1 lt CR gt TRIGER OFF 57 20 31 20 33 20 32 lt CR gt W 1 3 2 lt CR gt PHONO INPUT 1 57 20 31 20 32 20 36 lt CR gt W 1 2 6 lt CR gt INPUT 2 57 20 31 20 32 20 37 lt CR gt W 1 2 7 lt CR gt INPUT 3 57 20 31 20 32 20 38 lt CR gt W 1 2 8 lt CR gt INPUT 4 57 20 31 20 32 20 38 lt CR gt W 1 2 9 lt CR gt INPUT 5 57 20 31 20 32 20 31 30 lt CR gt W 1 2 10 lt CR gt INPUT 6 57 20 31 20 32 20 31 31 lt CR gt W 1 2 11 lt CR gt MP3 INPUT 7 57 20 31 20 32 20 31 32 lt CR gt W 1 2 12 lt CR gt NEXT INPUT 57 20 31 20 32 20 34 lt CR gt W 1 2 4 lt CR gt PREVIOUS INPUT 57 20 31 20 32 20 35 lt CR g
16. nt see Note 2 Try different source tuner tape etc and or different RCA cable Hum from the amplifier Some major appliance dimmer halogen or Make sure all appliances dimmers and itself fluorescent light is creating interference suspect lights are off Troubleshooting Use the troubleshooting notes above to solve common sit uations that don t require professional attention If the steps stated in possible solution do not resolve your prob lem then please contact your ADCOM dealer or call the ADCOM customer service department Any problems not covered here should be brought to the attention of your ADCOM dealer or ADCOM customer service department A special note on hum When there is a low volume hum audible throughout your speakers even with the main volume turned all the way down you have a common phenomenon known as a ground loop A ground loop is basically a difference in ground voltages between two or more components which are connected electrically and which creates multiple current paths where there must only be one This difference in potentials creates a 60Hz low level sound approximately a low A that seems to be a hum Hum can be caused by adding new components to your system but that does not imply there is anything electri cally wrong with any new component With the advent of audio video and home theater systems the problem has become commonplace Generally the cause is the C
17. oduct against defects in materials or workmanship for a period of ninety 90 days after the date of original retail purchase from an ADCOM authorized dealer Consult the warranty document en closed with the product or our website for the complete terms and conditions of the warranty No person agent distributor dealer or company is au thorized to change modify or extend the terms of ADCOM warranties in any manner whatsoever Your Responsibilities The above warranties are subject to the following conditions 1 You must retain and present your dated invoice or bill of sale to provide proof of original purchase from an ADCOM Authorized Dealer and coverage during the warran tv period 2 All warranty servicing of this product must be done by an authorized ADCOM Service Center 3 Charges by third parties for set up installation de installation adjustments shipment insurance and other charges are not covered by this warranty 4 This warranty extends only to defects in material or workmanship as limited above and does not extend to any product or part which has been lost or discarded by you or to damage to products or parts caused by misuse acci dent pets Acts of God such as lightning or fluctuations in electrical power improper installation improper mainte nance or use in violation of instructions provided in this Owner s Manual or to products which have been altered or modified This warranty does not exten
18. roper packaging and ship ment of the product will void your warranty coverage Warranty USA 8 Canada This warranty is only valid if this product was purchased and used in the United States or Canada Warranty cover age for products purchased and or used outside of the United States and or Canada is provided by local ADCOM authorized dealers and distributors in the country where the product was sold Consult your local dealer or distribu tor about the terms of your warranty ADCOM LLC makes the following limited warranties The se limited warranties extend to the original purchaser or any person receiving this product as a gift from the origi nal purchaser and to no other purchaser or transferee There is no warranty provided by ADCOM for products purchased from unauthorized sellers dealers or from previous owners Limited Two Year Warranty Home Non Commercial Use Only Briefly ADCOM warrants this product against defects in materials or workmanship for a period of two 2 years after the date of original retail purchase from an ADCOM authorized dealer During this period ADCOM will repair or replace a defective product or part at our option with a new or refurbished product or part without charge to you Consult the warranty document enclosed with the product or our website for the complete terms and condi tions of the warranty Limited Ninety 90 Day Warranty Commercial Use Only Briefly ADCOM warrants this pr
19. t W 1 2 5 lt CR gt TONE ON 57 20 31 20 34 20 31 lt CR gt W 1 4 1 lt CR gt TONE OFF 57 20 31 20 34 20 32 lt CR gt W 1 4 2 lt CR gt Please Note lt CR gt stands for Carriage Return the Hex Code is OD A space in Hex is 20 a space in ASCII is just a blank space as shown above ADCOM IIc PO Box 54087 Phoenix AZ 85078 PH 480 607 2277 Email info adcom usa com Web www adcom usa com Web www adcom com
20. t is our engineers passion for perfection that has enabled our components to be judged the equivalent of others costing two three or even five times as much Our engineering team consistently strives to develop and design prod ucts that will exceed your expectations Our goal at Adcom is to let more consumers hear high end quality sound and see high end video without paying high end prices All Adcom components are the result of a long standing dedication to innovation quality sim plicity and value Adcom we have the power and now so do you This document is subject to change Please check our website for the most up to date version REV 2 1 4 2011 ADCOM is a registered trademark of ADCOM LLC Copyright O 2011 ADCOM LLC All rights reserved No part of this manual may be reproduced or electronically transmitted without the express written consent of ADCOM LLC THE FOLLOVVING PRECAUTIONS AND SAFETY INSTRUCTIONS ARE REQUIREMENTS OF UL AND CSA SAFETY REGULATIONS Warning To reduce the risk of fire or electric shock do not expose this unit to rain or moisture CAUTION RISR OF ELECTRIC SHOCR DO NOT OPEN The graphic symbol of a lightning flash with an arrow point within a triangle signifies that there is dangerous voltage within the unit and it poses a hazard to anyone removing the cover to gain access to the interior of the unit Only qualified service personnel should make any such attempt The graphic symbol of an e
21. th a duster such as made by Swiffer Fin ger prints can be removed with a soft cloth dampened with a mild non ammonia cleaner The optimal performance of your new GFP 815 will ultimately depend on the care with which you make the connec tions between the amplifier pream plifier and loudspeakers All input and output signal connections should be made only with high quality low loss low capacitance cables For recom mendations of the type and quality of interconnections that are best for your applications consult with your ADCOM retailer Safety Information There are no user serviceable parts inside Refer all servicing to qualified service personnel The unit must be connected to a pow er supply only of the type and voltage specified on the rear panel Connect the component to the power outlet only with the supplied power supply cable or an exact equivalent Do not modify the supplied cable Do not de feat grounding and or polarization provisions The cable should be con nected to a 3 pin polarized wall out let matching the wide blade of the plug to the wide slot of the recepta cle Do not use extension cords Do not route the power cord where it will be crushed pinched bent exposed to heat or damaged in any way Pay particular attention to the power cord at the plug and where it exits the back of the unit The power cord should be unplugged from the wall outlet if the unit is to be left unused for a long p
22. xclamation point within an equilateral triangle warns a user of the device that it is necessary to refer to the instruction manual and its warnings for proper operation of the unit Do not place this unit on an unstable cart stand tripod bracket or table The unit may fall causing serious injury to a child or adult and serious damage to the unit Use only with a cart stand tripod bracket or table rec ommended by the manufacturer or sold with the unit Any mounting of the device should follow the manufacturer s instructions and should use a mounting accessory recom mended by the manufacturer Read all the safety and operating instructions before connecting or using this unit Retain this notice and the owner s manual for future reference All warnings on the unit and in its operating instructions should be adhered to All operating and use instructions should be followed Do not use this unit near water For example near a bathtub washbowl kitchen sink laundry tub in a wet basement or near a swimming pool The unit should be installed so that its location or position does not inter fere with its proper ventilation For example it should not be situated on a bed sofa rug or similar surface that may block the ventilation open ings or placed in a built in installation such as bookcase or cabinet that may impede the flow of air through its ventilation openings The unit should be situated away from heat sourc
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