Yamaha EMS 68S Owner's Manual
Contents
1. UU vy Enen Usinga condenser microphone Turn on the PHANTOM switch located in the upper CD player Cassone DAT MD right corner on the pane To connect a second player use the LINE jack or Hi EMX88S EMX68S Z jack 804 2101210 PHANTOM You cannot usethe H 2 jack and theLow Z jack for 42242222 the same channel at the sametime If a microphone 292222205 has already been connected to the Low Z jack of a o 00 0 0 0 83 channel you cannot connect a player to the Hi Z 00000000 jack of the channel Connect arecorder to the REC OUT jacks PHANTOM switch Do not connect or disconnect a condenser micro phone while the power to the unit is on and the PHANTOM switch has been turned on EM X88S EM X68S Owner s M anual 8 EMX88S EMX68S Quick Guide Connectingan electric acoustic guitar or electric bass Connect an electric acoustic guitar or electric bass to the Super Hi Z jacks 88 EMX68S Electric acoustic Electric guitar bass f you wish to usea guitar signal processor or bass effect unit connect them to theHi Z jack or LINE jack You cannot usetheHi Z jack and theLow Z jack for the same channel at the sametime If a microphone has already been connected to the Low Z jack of a channel you cannot connect the effect unit to the Hi Z jack of the2. PANEL CAUTION Foot switch YAMAHA F Microphone 65 OB 6 Effect Processor i Main Speakers Electric bass Electric acoustic guitar H Power amp Speakers normally connect to the jacks on the rear panel When more speaker outputs are needed use the MAIN STEREO jacks are for stereo output and the MONITOR U jack is for monaural output Monitor Speakers EM X88S EM X68S Owner s M anual 20 Basc Operation Basic Operation This section explains basic operation of the EM X88S EM 685 Connecting microphones and instruments D Before connecting mics or instruments make sure that the power of all equip ment where applicable is turned off Also make sure that the level controls of each channel of the EM 885 EM 685 and the MASTER control of the MAIN sec tion are turned down 2 Connect cables to your mics and instru ments and insert the other end of the cable firmly into the appropriate Low Z Hi Z jack or the MIC LINE jack Note When connecting a line level device to channels 1 6 EM 885 1 4 EM X685 turn on the PAD switch You cannot use a channel s Low Z and Hi Z jacks and MIC and LINE jacks at the same time 8 Turn the power on in the order of periph eral device
3. e LIMITER o00000 eoo 85588883 82 8 ri MAIN MON L R ES _ BRIDGE Power amp select switch ThisQuick Guide assumesthat two main speakers are connected Refer to pages 13 17 18 for other connections and power amp select switch settings When the power amp select switch is set to the MAIN L R position the stereo L signal will be out put from the SPEAKERS A jacks and the stereo R signal will be output from the SPEAKERS B jacks 885 X68S Quick Guide 7 Connecting a microphone Connectinga CD player MD player and or cassette M ake sure that the power is turned off to the deck EM X88S EM X688 Connect a CD player or M D player to the2TR IN Connect a microphoneto the Low Z jack or MIC jacks Refer to the operation manual of the corre jack sponding device for more information on the input and output of the device 88 EMX68S 88 EMX68S IPUT TO MAIN OUTPUT WUE a o 19 e o n J 19 e o o o o o o Microphone 2 jeja ajajaja ole e alo jaya 2222 296090 i Hi Z Super Hi Z Super Hi Z p FA LZ LZ LZ ow Z Z Le Low Z Low Low Z Low Z a g a a 5 5 5 g a 5
4. 8 8 8 8 8 8 8 6 12 H2 VY YU VU YU 125 250 500 1k 2k 4k 8k GEQ Nd SEN X 2 X 2 fi 3 3 o e 299 VEA N S 10 0 EFFECT 2TR IN MASTER MONITOR 7 Graphic equalizer The EM X88S EM X68S has a 7 band graphic equalizer for adjusting the frequency response of the M ONITOR bus signal This allows you to cut or boost each frequency band by a maximum of 12dB You can use these sliders to reduce the level of frequency bands at which feedback easily occurs Frequency responseis flat when aslider is in the center position Moving aslider in the pos itive direction will boost and in the negative direction will cut X88S EM X68S Owner s M anual These graphic equalizer settings affect both the MONITOR bus signal output to the speakers and the line level signal sent from MONITOR jack signal input output panel EFFECT RTN control This control adjusts the effect signal level sent to the MONITOR bus from the built in digital effect 2TR IN control This control adjusts the amount of signal that is sent from the 2TR IN jacks to the MONITOR bus 00 MASTER control This control adjuststhe M ONITOR bussignal output level This setting is output to both the front and rear panel MONITOR jacks and appears in the M ON ITOR bus signal 1 Peak level indicator This indicator allows you to monitor the level of the signal which is output from
5. These graphic equalizer settings affect both the stereo MAIN L R bussignal output to the speakers and the line level signal output from the MAIN STEREO jack input output panel 7 2 EFFECT RTN control Usethis control to adjust the effect signal sent to the stereo MAIN L R busfrom thebuilt in digital effect 3 AUX IN control This control adjusts the amount of signal that is sent from the AU X IN jack to the stereo M AIN L R bus EM X88S EM X68S Owner s M anual 12 Front and rear panel 2TR IN control This adjusts the amount of signal that is sent from the 2TR IN jacks to the stereo MAIN L R bus 45 MASTER control This control adjusts the stereo MAIN L R bus signal output level This setting is output to the SPEAKERS A B BRIDGE jacks and the M AIN STEREO jack input output panel 7 on therear panel and appears the stereo MAIN L bus signal Peak level indicator This indicator allows you to monitor the level of the signal which is output from the M AIN STE REO jack input output panel Note To avoid distortion adjust the M ASTER control 05 so that the 0 indicator lights occa sionally B MONITOR section This section allows you to adjust thetone and volume of the M ONITOR bus and specify the mix level of the built in digital effect 12 6 6 6
6. EM X685 LINE connec tors L R LEVEL control This adjuststhe output level for each channel PAD switch 1 6 EM X885 only 1 4 685 only This switch attenuates the input signal by 30 dB When connecting a line level device to channels 1 6 EM X885 1 4 EM X685 or if the mic input is distorted turn this switch on the pressed in position DIGITAL EFFECT section Thissection allows you to turn the built in digital effect on off and to select the effect type El REVERB HALL REVERB ROOM REVERB PLATE REVERB VOCAL 1 5 REVERB VOCAL 2 6 VOCAL ECHO 1 7 VOCAL ECHO 2 8 DELAY 1 H DELAY 2 Vf EARLY REF GATE REVERB VOCAL DOUBLER is SYMPHONIC FLANGE i5 DISTORTION 16 TAP DELAY PROGRAM PARAMETER 100 VET gt Z W 9 MIN MAX ON 9 _ _ LJ 3 i0 SA DIGITAL MULTI EFFECT PROCESSOR T PROGRAM selector This knob selects the effect type for the internal digital effect PARAMETER control This knob adjusts the parameter of the internal digital effect f fie TAP DELAY is selected by the PROGRAM selector this adjusts the amount of feedback 9 DIGITAL EFFECT ON switch Usethis switch to turn the digital effect on and off When this switch ison the effect bus signal processed with the built in digital effect is sent to the stereo M AIN L R
7. TheLINE jacks are unbalanced and are compati ble with line level devices of 6000 output imped ance Nominal input level is 50 dB for theMIC jacks and 10 dB for the LINE jacks Note TheMIC and LINE inputsfor channel 7 EM X885 5 EM X685 can be used simulta neously but their levels cannot be adjusted sep arately Same for channel 8 EM 885 6 EM X685 4 EFFECT OUT jack The input of an external effect such as a delay or echo can be connected to this jack Thesignal adjusted by the EFFECT control of each channel will be sent to the EFFECT bus its level adjusted by the EFFECT OUT control and output from this jack The nominal output level and impedance are 4 dB 10 FOOT SW jack You can connect a Yamaha FC5 foot switch sold separately to this jack and useitto turn the built in digital effect on and off The Digital Effect ON switch on thefront panel must always beset to ON in order to usethefoot switch 6 AUX IN 2TR IN INPUT TO MAIN jacks Theseareinput jacks that allow the signal from an external deviceto be added to the M AIN out put AUX IN jacks Connect these jacks to the output jacks of an external effects processor If the effects processor has a stereo output connect it to the AUX IN L and R jacks If it has monaural output usetheAU X IN L MONO jack Signal input to these jacks is sent to the stereo M AIN L R bus 2TRIN jacks Use these jacks to conne
8. cold S RT _ GND GND Note It isnot possible to simultaneously use both the Hi Z and Low Z inputs of a given channel For each channel use only one of the inputs as appropriate for the input source Phantom power is switched on off in simulta neously for channels 1 8 EM X885 1 6 EM 685 For this reason devices which do not require phantom power must be connected to theHi Z or LINE jacksif thePHANTOM switch control panel 62 is on EM X88S EM X68S Owner s M anual i 2 Super Hi Z jacks These two phone jacks are the input connectors for input channel 5 6 EM 885 3 4 EM X685 They are unbalanced can be used simulta neously and their high input impedance makes them ideal for use with instruments such as elec tric acoustic guitar and electric bass They can also be used with line level sources such as syn thesizers and drum machines 3 Channel input jacks MIC LINE 7 8 885 5 5 685 Thesearethe input jacks for channels 7 8 EM X885 5 6 EM X 685 Connect microphones to the MIC jacks Connect line level devices such as synthesizers to LINE L MONO R jacks if the devices are stereo sound sources Use the LINE L MONO jack if the devices are monaural sound sources The MIC jacks can provide 15 V phantom power allow ing you to use condenser microphones TheMIC jacks are balanced and are compatible with microphones of output impedance 50 6000
9. these requirements provides a reasonable level of assurance that your use of this product in a residential environment will not result in harmful interference with other electronic devices This equipment generates uses radio frequencies and if not installed and used according to the instructions found in the users manual may cause interference harmful to the operation of other electronic devices Compliance with FCC regulations does not guarantee that interference will not occur in all installations If this product is found to be the source of interference which can be determined by turning the unit and please try to eliminate the problem by using one of the following measures Relocate either this product or the device that is being affected by the interference Utilize power outlets that are on different branch circuit breaker or fuse circuits or install AC line filter s In the case of radio or TV interference relocate reorient the antenna If the antenna lead in is 300 ohm ribbon lead change the lead in to coaxial type cable If these corrective measures do not produce satisfactory results please contact the local retailer authorized to distribute this type of product If you can not locate the appropriate retailer please contact Yamaha Corporation of America Electronic Service Division 6600 Orangethorpe Ave Buena Park CA 90620 The above statements apply ONLY to those products distributed by Yamaha Corporation of Americ
10. Instrument Division P O Box 3 Hamamatsu 430 8651 Japan NP Printed in Taiwan
11. LIMIT indicators Turns THD20 5 SPEAKERS OUT Protection circuit Power amp Fan circuit Foot switch FC5 Optional accessories Power requirement Power consumption POWER switch on off mute DC detection TEMP heatsink temp gt 90 stop low speed 50 variable high speed 70 DIGITAL EFFECT MUTE on off Tap delay RK 88 FC5 USA and Canada 120 V AC 60 Hz 300W Europe 230 V AC 50 Hz 350W Other 240 V AC 50 Hz 350W Dimensions WxHxD 482x305x328 mm Weight 15 5 kg Supplied accessories AC power cord Owner s Manual EM X88S EM X68S Owner s M anual 28 specifications Input specifications Input level Actual load Nominal Connector Input connectors impedance impedance TET Nominal level Max before type Sensitivity clipping CH1 4 1 6 6000 Lines 32 dB 19 5 mV 20 dB 77 5 mV 10 dB 2 45 v type CH INPUT Hi Z I gs 50 6000 Mics 52 dB 1 95 mV 40 dB 7 75 mV 10 dB 245 mV Phone jack CH1 2 1 4 6000 Lines 22 dB 61 6 mV 10 dB 245 mV 20 7 75 TRS CH INPUT 42 dB 6 16 mV 30 dB 24 5 mV 0 dB 775 mV Super Hi Z 470 1kQ Phone jack CH3 4 5 6 12dB 195mV OdB 775mV 10dB 3 16 V MIC INPUT 3kQ 50 6002 Mics 62 dB 0 616 mV 50 dB 2 45 mV 20 dB 77 5 mV XLR 3 31 type LINE INPUT L R 10 600
12. R M AIN L R monitor MAIN L R MON or MAIN L R bridge connection Stereo Thestereo mixed main signal will beoutput from speaker output jacks A and B of the EM 885 EM X685 Either one or two speakers can be con nected to each set of speaker jacks MAIN L R monitor Themonaural mixed main signal will be output from speaker jacks A of the EM X88S EM 685 and the monitor signal will be output from speaker jacks B Either one or two speakers can be con nected to each set of speaker jacks MAIN L R bridge connection Thetwo power amps will be bridged and the mon aural mixed main signal will be output from the BRIDGE jack Thisallows high volume output when using only one speaker e Individual seven band graphic equalizers are provided to the main and the monitor sections In this way you can individually adjust the volume level and frequency response of the main speakers and monitor speakers Two limiter circuits are built in to prevent excessive input levels to the amp e Thel6built in effect types are equivalent in quality to those of the acclaimed Yamaha SPX series of multi effect units and allow a variety of effects to be applied to add reverb ambience to vocals or instruments Thel6 types include TAP DELAY which lets you easily adjust the delay time EM X88S EM X68S has implemented EEEngine Yamaha s epochal amp drive technology to create an unrivaled high effic
13. amp YAMAHA POWERED MIXER Owner s Manual S gt EEEngine DIGITAL MULTI EFFECT PROCESSOR a 3 A TN YAMAHA 70 sH deu GUAE ML e LO TW o pei CPOE o 6 0 8 NOC VLDE VIL VL e SEE REAR PANEL CAUTION A 2 C af Keep This Manual For Future Reference FCC INFORMATION U S A 1 IMPORTANT NOTICE DO NOT MODIFY THIS UNIT This product when installed as indicated in the instructions contained in this manual meets FCC requirements Modifications not expressly approved by Yamaha may void your authority granted by the FCC to use the product IMPORTANT When connecting this product to accessories and or another product use only high quality shielded cables Cable s supplied with this product MUST be used Follow all installation instructions Failure to follow instructions could void your FCC authorization to use this product in the USA NOTE This product has been tested and found to comply with the requirements listed in Regulations Part 15 for Class digital devices Compliance with
14. amp select switch is set to MAIN L R BRIDGE Bridge connection Connect only one 8 16 ohm speaker to the BRIDGE jack The speaker will output the combined signal of the MAIN L bus R bus A maximum output of 800 W will be obtained when an 8 ohm speaker is used Power amp select switch SPEAKERS MAIN 4 4 1 BRIDGE L R Not sed Nottised MAIN L R BRIDGE 80 160 Caution When usingtwo channel connection or two channel parallel connection do not connect a speaker to the BRIDGE jack When usinga bridge connection do not connect a speaker to either theA or B jacks The BRIDGE jack has a protective cap that prevents a speaker from being accidentally connected to it when you are using two channel or two channel parallel connections Remove this protective cap only when mak ing a bridge connection Connecting a monitor speaker You can connect a powered speaker to the MONITOR jack ON OFF EEEngine 400W asd MONITOR O h GYMAHA Powered monitor EM X88S EM X68 S Owner s M anual Connections 19 Example connections Synthesizer Drum Box y Cassette Deck CD Player i L T CO mms o L Super Hi Z Super Hi Z won
15. busand MONITOR bus The mix level of the effect sound is adjusted with the EFFECT RTN control in theM AIN and MONITOR sections TheLED beside the switch will light when the effect is on TAP switch Only if the PROGRAM selector has selected TAP DELAY astheinternal effect type you can press this switch to set the desired delay time Pressthe TAP switch several times and the inter Control panel 11 val between the last two presses will be set asthe delay time The specified time will be remem bered even if the power isturned off TheLED besidethe switch will blink in synchro nization with the delay time only when the effect typeis TAP DELAY B MAIN section This section allows you to adjust the tone and volume of the stereo M AIN L R bus themix level of the built in effect and the mix level of the external input 24 6 6 8888688 0 0 6 12 r2 Qo VY 4 V d d d 125 250 500 1k 2k 4k 8k L R GEQ NIV NOU NIV GENN AX 2 AX 2 AX 2 i W lt lt lt E 5 Nhs Nhs 569 004 20 20 2 SX EFFECT RTN AUX IN 2TR IN MASTER D 17 Graphic equalizer The X88S EM 685 has a 7 band graphic equalizer for adjusting the frequency response of the stereo MAIN L R bus signal This allows you to cut or boost each frequency band by a maximum of 12dB
16. channel Connectingan electronic musical instrument To the EM X88S EM 6855 LIN E jacks you can connect an electronic musical instrument such as a synthesizer drum machine signal processor connected to an electric guitar etc Refer to the diagram below to makea stereo connection from the output jacks such as L M ONO and R of an electronic musical instrument to the LINE jacks in stereo 88 EMX68S LINE LINE oa o ojola MONO MONO Synthesizer T s I s Guitar processor BE 885 X68S Owner s M anual If you wish to connect multiple instruments make a monaural connection as shown below 88 EMX68S Coles s 8 You can also use the Hi Z jacks and Super Hi Z jacks to connect multiple instruments You cannot use the Hi Z jack and the Low Z jack for the same channel at the same time If a microphone has already been connected to the Low Z jack of a chan nel you cannot connect an instrument to the Hi Z jack of the channel 5212274 Power on 1 Turn on the power to all external devices con nected to the EM X88S EM X 68S 2 Makesurethat the M ASTER controls in the MONITOR section and theM AIN section are set to 0 the
17. in digital effect allowing reverberation or ambiance to be added to vocals or instrumental sounds D Connect a mic or instrument to the desired channels and adjust the volume and tone 2 Press the DIGITAL EFFECT ON switch of the DIGITAL EFFECT section 3 Use the PROGRAM selector of the DIGI TAL EFFECT section to select the effect type 4 Raise the EFFECT control of the channels to which you wish to apply the digital effect 5 Use the MAIN MONITOR section EFFECT RTN control to adjust the level of the sound processed by the effect Note If the effect sound is distorted even if the EFFECT RTN isturned all the way down lower the EFFECT controls of each channel Using the digital effect 21 Controllable parameter Program Description Parameter Variable range REVERB HALL Reverberation simulating a spacious expanse Reverb time 0 3 10 0s such as a concert hall REVERB ROOM simulating the acoustics of a small Reverb time 0 3 3 2s Simulation of a plate reverb device Produces a Reverb time 0 3 10 05 hard sounding reverberation REVERB VOCAL 2 VOCAL ECHO 1 Ideal echo for vocals Delay time 0 800ms VOCAL ECHO 2 DELAY 1 Delay effect that delays the signal Delay time 0 800 5 DELAY 2 An effect produced by modifying the early reflec Room size 0 1 10 0 EARLY REF tions It lets you add depth to the sound or create echo like effects GATE REVERB An effect pr
18. keyboards to the channel input jacks Connect the main speakers to the SPEAKERSA B 1 2 jacks and the monitor speakers f you will be using an external effect such as delay or reverb connect the EM X88S EM X68S s EFFECT OUT jack to the input jack of the exter nal effect and connect the output jack of the external effect to the EM X88S EM X68S sAU X IN jack Note If you areusingan external effect werec ommend that you turn down the EFFECT RTN controls of the MAIN and MONITOR sections If the external effect has a stereo output it is possibleto connect its output jacksto theLIN E jacks However in this case be sure that the EFFECT controls are turned all the way down for the channels into which the effect sound is being input If the EFFECT controls are raised feedback will occur and your speakers may be damaged EM X88S EM X68S Owner s M anual Using an external effect D Set the EFFECT section EFFECT OUT con trol to the 4 position 2 Raise the EFFECT controls for the channels to which you want the external effect to be applied 3 Adjust the input level of the external effect so that the sound is not distorted at the input of the external effect 4 Use the MAIN section AUX IN control to adjust the level of the sound processed by the effect Installing an optional rack mount kit 25 Installing an optional rack mount kit You can rack mount the EM X88S EM 685 using Installing t
19. make the connection or to The wire which is coloured GREEN and YELLOW must be use leads or a cord that have been manufactured in such a way connected to the terminal in the plug which is marked by the letter E that the connection can be made simply and without problem or by the safety earth symbol or coloured GREEN and YELLOW The wire which is coloured BLUE must be connected to the terminal which is marked with the letter N or coloured BLACK The wire which is coloured BROWN must be connected to the terminal which is marked with the letter L or coloured RED This applies only to products distributed by YAMAHA KEMBLE MUSIC U K LTD Precautions WARNING Connect this unit s power cord only to an AC outlet of thetype stated in this Owner s M anual or as marked on theunit Failure to do so isa fireand electrical shock hazard Do not allow water to enter this unit or allow theunit to become wet Fire or electrical shock may result Do not placea container with liquid or small metal objects on top of this unit Liquid or metal objectsinsidethisunitareafire and electrical shock hazard e Do not place heavy objects including this unit on top of the power cord A damaged power cord is a fire and electrical shock hazard In particular be careful not to place heavy objects on a power cord covered by a carpet Use only the included power cord for this unit Using other types may bea fire and electrical shock hazard The power to
20. rete 29 Block and Level diagram 30 EM X88S EM X68S Owner s M anual 6 EMX88S EMX68S Quick Guide EM 885 EM 685 Quick Guide Thefollowing steps 1 5 explain the basic con nection and operation of the EM X88S EM X688 Also please read Front and Rear Panel and Basic Operation following this Quick Guide section to learn more about using the EM X88S EM X688 E33 Connection Connecting speakers Using speaker cables connect each speaker to the SPEAKERSA 1 jack and to the B 1 jack in the SPEAKERS jack section on the rear panel of the EM X88S EM X688 88 EMX68S Thediagram above shows an example of connecting two main speakers Refer to pages 17 18 for other connection examples You may connect to either of thetwo jackson the Speakers Besureto usea cable designed for speaker connec tion EM X88S EM X68S Owner s M anual Never connect the speakers in the manner shown below Otherwise the X88S EM X68S s built in power amplifier will be damaged 88 EMX68S EMX88S EMX68S Settingthe power amplifier mode Set the power amp select switch located on the right corner on the panel to MAIN L R POWER 85 EMX68S oo e e e
21. the CD player and use the MAIN section 2TR IN control to adjust the level so that the 0 LED of the MAIN section peak level meter does not light AsabandPA 23 As a band PA Hereisan example of using the EM X88S EM 685 as a small PA for a band In this example an external effect such as delay or reverb is also being used Connections Set to MAIN L R MON e Main dis Speakers L wann BRIDGE SPEAKERS A SPEAKERS B 1 INPUT TO MAIN WT AUX IN EEEngi ine Ee 7W ovr Yass 210 OHS 6 J Effect Processor Monitor Speakers Footswitch YAMAHA FC5 TAP gt gt gt 1 Microphone Footswitch Electric bass YAMAHA FC5 EFFECT ON OFF oonoocon O Electric acoustic guitar Synthesizer 1 Although this example shows an external effects pro cessor and footswitch which is used to turn on and off the built in digital effects processor connected to the EMX88S EMX688 in practice only one effects process or internal or external will be used at a time so the footswitch is not required when using external effects EM X88S EM X68S Owner s Manual 24 Example setups Connect mics or instruments such as
22. this device is not completely shut off even when the power switch is turned off Locate the device closeto the AC outlet so you can easily reach the power plug Operation e Do not scratch bend twist pull or heat the power cord damaged power cord is a fire and electrical shock hazard CAUTION Hold the power cord plug when disconnecting it from an AC outlet Never pull the cord A damaged power cord is a poten tial fire and electrical shock hazard Do not touch the power plug with wet hands Doing so isa potential electrical shock hazard Thisunit has ventilation holes at therear to prevent theinternal temperature rising too high Do not block them Blocked venti lation holes are a fire hazard When rack mounting the unit allow enough free space around the unit for normal ventilation This should 10 cm at the sides 15 cm behind and 25 cm above For normal ventilation during use remove the rear of the rack or open a ventilation hole If theairflow is not adequate theunit will heat up inside and may cause a fire Do not removetheunit s cover You could receive an electrical shock If you think internal inspection maintenance or repair is necessary contact your dealer Do not modify the unit Doing so isa fireand electrical shock hazard e If lightning begins to occur turn off the power switch of the unit as soon as possible and unplug the power cable plug from the electrical outlet e If thereis pos
23. 0 Line 22 dB 61 6 mV 10 dB 245 mV 20dB 7 75 V Phone jack AUX IN L R 10 6000 Line 22 dB 61 6 mV 10 dB 245 mV 20dB 7 75 V Phone jack 2TR IN L R 10 6000 Line 22 dBV 79 4 mV 10 316 mV 17 8 dBV 7 76 V Phono jack Sensitivity is the lowest level that can produce an output of 4 dB 1 23 V or the nominal output level when the unit is set at maximum gain level controls are at maximum position 2 Balanced 3 Unbalanced 0dB20 775 Vrms 0 dBV 1 Vrms Output specifications Actual source Nominal Output level Connector Output connectors impedance impedance type P P Nominal Max before clipping 1 2 0 10 4 80 Speaker 80 W 4Q 400 W 4Q Phone jack SPEAKERS OUT BRIDGE 0 10 80 Speaker 160 W 8Q 800 W 8Q Phone jack MAIN OUT L R 6000 10 Lines 4 dB 1 23 V 20 dB 7 75 V Phone jack EFFECT OUT 6000 10 Lines 4 dB 1 23 V 20 dB 7 75 V Phone jack MONITOR OUT 6000 10 Lines 4 dB 1 23 V 20 dB 7 75 V Phone jack REC OUT L R 6000 10 Lines 10 dBV 316 mV 10 dBV 3 16 V Phono jack Alloutput jacks are unbalanced 0dB20 775 Vrms 0 dBV 1 Vrms Specifications are subject to change without prior notice For European Purchaser User Information specified in EN 55103 1 and EN 55103 2 Inrush Current 75A Conformed Environment ET E2 and E4 EM X
24. 7 ms L004 24 U EE P 2 lgpy amp 22 100 333 C va 4 Mil Ou m3 ual3vuvd 9 2 N WvHoOud t bu gpe z l lapi 9 NI BIZ quod c 4313W 031 Pu gaz geez E e sg DEME e eee taps 1 1 1 180001 xn HOLINOW c2 M TERES d 2 039 n E orom Y3LSYW t i ES T gp91 2 NIXNW A 5300 dSA formoorl g 2 o 3 tex u 315 2 M 08 TNIV al va 390148 lapor T ann f 9 SHO R 91 0081 390148 fs mea u Me A NU AfldNI HO 100034 wa tapol 0 1 e apor VH apos 330 NO 45 of CAS 7 Du f lapo oc 2 390149 ONON 4 4 7 apod 29915 va d 6 lovimoorl v aped E pra Tape 193443 zd po M 9 5 UNIV o LER 1 Suiv tho g 03 9085 ns C lgpoz 05 1 io Si S 8 SPO lapor i i 7 01 lapr re T fap apoi TNIV apoi apo AC 2 lgpoi 0h 18 taped 103943 55 QW ZH Ho 180914 LEN AfldNI HO va 9085 02 05 1 8 0 2 18001 7 lapor 7 e 2 01 g 1H9 7331 NO quod 9 037 ERU AS ONVLS 340 9 WOLNVHd EM X88S EM X68S Owner s M anual YAMAHA YAMAHA CORPORATION V832100 RO 1 AP 32 Pro Audio amp Digital Musical
25. 88S EM X68S Owner s M anual Dimensions 29 B Dimensions 328 Ce C gt e 9 Ce T uoo Unit mm EM X88S EM X68S Owner s M anual Block and Level diagram 30 Specifications lapos apos 4a0 ava z07 8909 eroava zi 807 Tapos TZ dng 8208 80 7 tonova zo 820 apo1 HOLINOW gapo 4 1 100 7 PX amp poi haps 18 0 801 7 NO Gvd 21 lgp9 1103443 Se apo TaPOI no ava acns EPO fapr 100193433 lapo wiz 8 01 LNO HOLINOW 8 01 lap 1 gu z d Hapoz 8 Sez 800291919790 2r gpoe Ormos 110 5 422 8poe DDr 222 1nd1no WnWixvw 9995 8 07 205s SSS 4122 BO 5922 f V
26. a or its subsidiaries Explanation of Graphical Symbols CAUTION The lightning flash with arrowhead symbol RISK OF ELECTRIC SHOCK within an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within the product s enclosure that may be of sufficient magni tude to constitute a risk of electric shock to persons CAUTION TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER OR BACK NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL The exclamation point within an equilat eral triangle is intended to alert the user to the presence of important operating and The above warning is located on the maintenance servicing instructions in the rear of the unit literature accompanying the product WARNING THIS APPARATUS MUST BE EARTHED SPEAKERS IMPORTANT B L R THE WIRES IN THIS MAINS LEAD ARE COLOURED LT efie ra ACCORDANCE WITH THE FOLLOWING CODE 2 1 2 1 GREEN AND YELLOW EARTH BLUE NEUTRAL E BROWNE European Specifications Only This 4 mark indicates a dangerous electrically live terminal As the colours of the wires in the mains lead of this apparatus may When connecting an external wire to this terminal it is not correspond with the coloured markings identifying the terminals in necessary either to have a person who have received your plug proceed as follows appropriate guidance on handling
27. ct a stereo device such as a cassette player or a CD player The signals input to these jacks is sent to the stereo MAIN L R bus Thenominal input level and impedanceare 10 dB 6000 for the AU X IN jack and 10 dBV 600Q for the 2TR IN jacks Input output panel 15 7 REC OUT MAIN STEREO MONITOR OUTPUT jacks These are output jacks which send line level sig nals from the EM X88S EM X688 to external devices A stereo recording device such as a sette recorder or M D recorder can be connected to the REC OUT jacks and a playback device such a power amp can be connected to the M ON ITOR and MAIN STEREO jacks The signals sent from each jack are as follows REC OUT jacks Thestereo MAIN L R bus signal before it has passed through the M ASTER control and graphic equalizer MONITOR jack TheM ONITOR bus signal which has passed through the M ONITOR M ASTER control and graphic equalizer e MAIN STEREO jack The stereo MAIN L R bussignal which has passed through the MAIN MASTER control and graphic equal izer Thenominal output level and impedance are 10 dBV 10 for the REC OUT jacks and 4 dB 10 for MONITOR MAIN STE REO jacks EM X88S EM X68S Owner s M anual 16 Front and rear panel Rear panel AC IN D Speaker output jacks SPEAKERS Connect speakers here The EM X88S EM 685 has two internal power amps T here are three ways in which speakers can be connected to
28. ernal powered speaker is connected to the MON ITOR OUTPUT jack However the signal is not sent to the speaker even when the MASTER control in the MONITOR section is turned The equalizer LOW control for each channel may be set to negative values The AUX IN control in the MAIN section may not be rotated to right The MONITOR controls for input channels may not have been adjusted Q Can the Low Z jack and the Hi Z jack be used at the same time You cannot use the Low Z jack and the Hi Z jack for the same channel at the same time Q Can a single speaker be connected to the mixer Yes Use a speaker with an impedance of 4 8 ohms EM X88S EM X68S Owner s M anual Specifications 27 Specifications General specifications Maximum output power MAIN L 400 W 400 W 4Q 20 596 THD at 1 kHz 270 W 270 W 8Q 90 596 THD at 1 kHz MAIN BRIDGE 800 W 8Q 80 596 THD at 1 kHz Frequency response 20 2 20 kHz 1 dB 3 dB 9 1 W output into 80 SPEAKERS OUT 20 2 20 kHz 1 dB 3 dB 4 dB output into 10 MAIN OUT MONITOR OUT EFFECT OUT Total harmonic distortion Less than 0 596 920 2 20 kHz 200 W output into 40 SPEAKERS OUT Less than 0 396 920 2 20 kHz 14 dB output into 10 MAIN OUT MONITOR OUT EFFECT OUT Hum amp noise Average 1500 with 20 2 20 kHz BPF Maximum voltage gain 124 dB equivalent input noise 65 dB residua
29. evel Possible reasons for the excessive load indicators of the main section when doing so The POWER MAE ge an excessive level setting in the If the device is not ventilated sufficiently refer to indicator is lit i as Sound is no channel control section or main section the cautions given at the beginning of this man longer out insufficient ventilation or insufficient ual and take appropriate measures to insure put from the load impedance of the connected speak adequate ventilation speakers ers If the load impedance including a short is too low refer to the chapter on connections page 15 and change the connections so that the impedance is correct Connections between devices have Inspect the connections and correct any faulty con come loose nections The device may have malfunctioned Please con Other tact your dealer Powered Mixer Q amp A Q The built in effect is not effective A The ON switch in the DIGITAL EFFECT section may not be turned on Or you have adjusted the EFFECT control in the Channel section or the EFFECT RTN control in the MAIN section Q The monitoring sound from the speakers is not power ful enough relative to the level of the input sound Q The signal is sent from the EFFECT OUT jack to the connected effect processor Then the effect sound is returned to the AUX IN jack However no signal is input to the mixer Q An ext
30. h in the DIGITAL EFFECT section The ON switch indicator lights up 2 Usingthe Program selector select one of 16 effect types 3 Adjust the amount of effect applied by usingthe EFFECT control of thetarget channel and the EFFECT RTN control in the MAIN section 88 EMX68S EFFECT 6 EFFE EFFEC EFFECT 6 EFFECT EFFECT 62 gt 25 EFFECT uv 5 2114224 Power off 1 PressthePOW ER switch of theEM X88S EM X68S to turn off the power to theunit 2 Turn off the power to all connected devices Besureto follow the power off sequence specified aboveto prevent the speakers from being dam aged Set the MASTER controls in the MAIN section and the MONITOR section to 0 for use next time so that a loud noise will not sound the next time you turn on the power to theunit EM X88S EM X68S Owner s M anual 10 Front and rear panel Front and rear panel Control panel Channel section Usethese controls to adjust factors such asthe equalization frequency response volume effect and monitor output level for the input sig nal to each channel ran 6 D Equalizer controls HIGH MID LOW Thisisa 3 band equalizer that adjusts the high frequency range mid frequency range and low frequency range of each channel Responseis flat when the knobs in the W position Rotating it toward the right will boost the correspondi
31. he rack mount bracket an optional rack mount kit RK 88 1 Remove the carrying handle by loosening and removing four screws Rack mount kit RK 88 9 Bracket x 2 Screw x 6 2 Attach oneof therack mount bracketsto the side Before you rack mount the EM X88S EM 685 make sure that sufficient ventilation will be of the EM X885 EM X685 using three included maintained Never install the unit in a sealed Heu rack If you are goingto install multiple devices includ ing theunitin a rack keep a 1U space or more between the devices Use blank panel with holes for ventilation if you wish to insert a panel between the devices You will need a 7U spaceto install the rack mount After installation the unit will project 62 mm from the front surface of the rack way YAMAHA EM X88S EM X68S Owner s M anual 26 Troubleshooting Troubleshooting Thefollowing table describes the possible malfunctions of this device and the appropriate actions to betaken in each case Problem Action Please wait When the device cools off normal operation will resume automatically However please check the following three points to prevent The load on the amplifier of this device the problem from recurring was too great and the protection cir Ifthe level setting is excessive lower it to the cuit for the amplifier has operated nominal level You can refer to the peak l
32. iency drive TheEEEngines energy saver low heat generation design has reduced power consumption to 5096 or less and reduced heat generation to 3596 or less in field applications compared to Yamaha s previous models and has lead to a reduction in energy cost and to less restrictiveinstallation requirements related to heat generation Contents Introduction tet dt 5 Eeat res 5 885 685 Quick Guide 6 Front and rear panel 10 Gontrol panel 2 10 Input output 14 Rear panel neret imet 16 Installation tori e el 16 Connections eoi reiecit 17 Basic Operation 20 Connecting microphones and instruments 20 Sending an independent mix to the monitor speak pe TEE 20 Using the digital effect 20 Example setups i i 22 As a conference system installed sound SYSIOM REM C ER 22 As band PAn qas 23 Installing an optional rack mount kit 25 Troubleshooting 26 Specifications x et epe eee 27 General specifications 27 Input specifications 28 Output specifications 28 DIMENSIONS
33. inal level of these signals is adjusted by the MAIN MASTER control MAIN L R MON The MONITOR bus signals are output from the SPEAKERS B 1 2 jacks and a monaural signal that isa mix of the stereo MAIN L bus sig nals is output from the SPEAKERSA 1 2 jacks Thefinal level of these signals is adjusted by the MAIN MASTER control and theM ONITOR MASTER control MONO BRIDGE The monaural signal that is a mix of the stereo MAIN L R busisoutput from the BRIDGE jack Thefinal level of this signal is adjusted by theM AIN MASTER control Set the switch to this position when you connect only a single speaker for high volume amplification Control panel 13 YAMAHA SPEAKER PROCESSING ON OFF switch This switch enables you to compensate the low range of the speakers The low range balance when this switch is on varies depending on the Speakers First check thelow range balance by auditioning the resultant sound then set this switch to on or off STAND BY 69 ON OFF switch This switch mutes silences the input signals from channels 1 8 EM 885 or channels 1 6 EM X68S Theindicator will blink when this Switch is on Theonj off setting of this switch does not affect the signal from the AU X IN jacksor 2TR IN jacks STAND BY CH 1 8 MUTE Power switch and indicator moa mON HOFF 07 Power ON OFF switch and indicator This switch turns the power of the EM X88S EM X688 on off When the s
34. l output noise SPEAKERS OUT 88 dB residual output noise MAIN OUT MONITOR OUT 79 dB MAIN OUT Master level control nominal level All channel level controls minimum 75 dB MONITOR OUT 69 dB MAIN OUT Master level control nominal level All channel level controls minimum Master level control nominal level 1 channel level control nominal level 84 dB EFFECT OUT All channel level controls minimum 1 channel level control nominal level 64 dB EFFECT OUT 86 dB CH IN Lo Z to SPEAKERS OUT 66 dB CH IN Lo Z to MAIN OUT MONITOR OUT 66 dB CH IN Lo Z to EFFECT OUT 48 dB CH IN Lo Z to REC OUT 56 dB CH IN Hi Z to MAIN OUT MONITOR OUT 46 dB CH IN Super Hi Z to MAIN OUT 26 dB AUX IN to MAIN OUT 24 dB 2TR IN to MAIN OUT 66 dB MIC IN to MAIN OUT 26 dB LINE IN to MAIN OUT Crosstalk at 1 kHz 65 dB adjacent input 65 dB input to output Input channel equalization 15 dB Maximum HIGH 10 kHz shelving MID 2 5 kHz peaking LOW 100 Hz shelving Turn over roll off frequency of shelving 3 dB below maximum variable level Meters 5 POINTS LED METER MAIN OUT L R MONITOR OUT Graphic equalizer 7 bands 125 250 500 1k 2k 4k 8k Hz 12 dB Maximum MAIN OUT MONITOR OUT Internal digital effect 16 programs parameter control tap delay control Phantom power 15 V balanced input Limiter Comp THD gt 0 5 SPEAKERS OUT
35. n press the POWER switch on the EM X88S EM 685 to turn on the power 88 EMX68S eeoess 06 e 00000 AS GER i Y AUX IN 2TR IN z 5 MAIN STEREO Besureto follow the power up sequence specified aboveto prevent the speakers from being damaged To correct thelow range turn on theYAM AHA SPEAKER PROCESSING switch in the upper right corner of the panel Sound output Set the MASTER control in the MAIN section to 44 then while playing an instrument con nected to a channel to be checked or while speaking to a connected microphone adjust the LEVEL control of the corresponding channel so that the 0 LED of the peak level indicator in the MAIN section will light up momentarily Do press the PAD switch if sound is input from the microphone Otherwise press the PAD switch on f you areusing one of the speakers as a monitor speaker usethe M ASTER control of theM ONITOR section to adjust its volume 88 EMX68S Note that if the LIMITER indicator stays lit for a longtime the built in amplifier and speakers may be damaged EMX88S EM X68S Quick Guide 9 Applying built in effects 1 Turn on theON switc
36. ng frequency band and rotating it toward the left will cut it The base frequency or center frequency range of boost or cut and equalizer type of each band are as follows HIGH 10kHz 150 shelvingtype MID 25kHz z15dB peakingtype LOW 100Hz 15 0 shelvingtype EM X88S EM X68S Owner s M anual 2 MONITOR control For each channel this controls the amount of sig nal that is sent to the M ONITOR bus Thesignal of the M ONITOR busissent to the MONITOR jacks input output panel 7 Note Thesignal is sent to the MONITOR bus from a location before the level control of each channel This means that it will not be af fected by the setting of the Level control EFFECT control For each channel this controls the amount of sig nal that is sent to the EFFECT bus Thesignal of the EFFECT bus is sent to the built in digital effect and to the EFFECT OUT jacks input output panel 4 Note Thesignal is sent to the EFFECT bus from a location after the level control 5 of each channel This meansthat the amount of signal that is sent to the EFFECT bus will be af fected not only by the setting of the effect con trol but also by the setting of the level control PAN control BAL PAN control for CH7 8 EM X885 CH5 6 685 This knob adjusts the stereo image L R for each channel Adjust for equal volume on left and right with a sound sourceinput to the CH 7 and 8 EM X885 CH 5 and 6
37. oduced by cutting the reverberation Room size 0 1 5 0 Produces an effect as though two people were Pitch fine 0 50 VOCAL DOUBLER ur singing SYMPHONIC Gives a richly layered depth to the sound Depth 0 100 Adds a sense of pitch to the tone Effective on Modulation 0 05 4 00Hz sounds that contain numerous overtones frequency FLANGE BH 1 Ideal reverb for vocals Reverb time 0 3 10 05 6 El 10 iB DISTORTION The well known effect used to distort the sound Drive 0 100 This effect sets the delay time to the interval at Feedback 0 99 which you actually press the switch The amount of TAP DELAY feedback can be adjusted by the PARAMETER Delay time 51 2 control The LED will blink in synchronization with ms 22 3bpm the delay time The LED can not blink any faster than an interval of 256 ms 234 3 bpm EM X88S EM X68S Owner s M anual 22 Example setups Example setups This section provides some ways in which the EM X88S EM X688 can be used and explains connections and operation As a conference PA system installed sound system This example shows the EM X88S EM X 685 used as a conference PA system or sound system A sound mix dif ferent from that of the main speakers can be sent to the powered monitor speakers connected to the M ONI TOR jack Main Speakers Set to MAIN L R SPEAKERS B1 2 Main Speake
38. rols faders and connectors deteriorates over time Therate of deterioration depends on the operating environment and is unavoidable Consult your dealer about replacing defective components Influence on cell phone usage e Using acell phone mobiletelephone near this unit may induce noise If noise occurs usethetelephone away from the unit Volume level setting Do not set all equalizer controls and faders to maximum Doing so may cause oscillation depending on the condition of the connected unit and speakers and may damage the speakers EM X88S EM X68S Owner s M anual 4 Precautions EM X88S EM X68S Owner s M anual Introduction Thank you for purchasing the Yamaha EM X88S EM X68S Powered M ixer The X88S EM 685 has the following features In order to takefull advantage of the EM X88S EM X688 and enjoy long and trouble free performance please read this owner s manual carefully and keep it in a safe place for future reference Features The EM X88S EM X688 features eight input channels EM X885 six input channels EM X685 that support a wide range of audio sources from microphonesto line level devices The microphone input for each channel has 15 V phantom power for use with con denser type microphones e Two powerful main amps are built in to deliver 400W 400W 800W monaural when bridged According to your needs the output signal to the power amps can be either stereo M AIN L
39. rs YAMAHA 2 Owe 4 Powered monitor UNE UNE L C393 iz Lowz ow o o el Microphone Connections Connect micsto channel input jacks e If you wish to usean external devicesuch asa CD player or LD player connect the outputs of the device the 2TR IN jacks of the EM 885 EM X688 Note You can connectastereo playback device such asaCD player or an LD player to channels 7 8 EM X885 5 6 EM X685 LINE inputs TheMIC and LINE inputs of channel 7 can be used simultaneously but their levels cannot be separately adjusted Samefor channel 8 EM X885 6 EM 685 e If you wish to record the audio from the micsto a cassette deck connect the REC OUT jacks of the EM X88S EM X688 to the input jacks of the cas sette deck EM X88S EM X68S Owner s M anual CD Player 1 Cassette Deck Connect the main speakers to the SPEAKERS B1 or 2 jacks and the SPEAKERS A1 or 2 jacks Connect the powered monitor speakers to the MONITOR jack Playing back a CD player D Turn the power on in the order of periph eral devices EM 885 685 2 Adjust the MASTER control of the MAIN section to the lt position 3 Start playback on
40. s gt 885 EM 685 When turningthe power off reversethis sequence 4 Set the MAIN section MASTER control to the lt position Adjusts the stereo image of each channel using the PAN or BAL PAN controls Adjust the bal ance between the left and right volume levels of the sound sources connected to the LINE con nectors L R 5 While speaking into the mic while play ing the instrument adjust the channel LEVEL control so that the 0 LED of the MAIN section peak level meter lights occasionally 6 If you wish to adjust the tone of each channel rotate the equalizer controls as desired 7 Use the MAIN section graphic equalizer and MASTER control to adjust the overall volume and tone EM X88S EM X68S Owner s M anual Sending an independent mix to the monitor speakers D Set the MONITOR section MASTER con trol to the 4 position 2 Adjust the MONITOR control to increase the level of the channel you want to hear from the monitor speaker and also adjust so that the peak level meter 0 LED of the monitor section lights up occasionally Note TheMONITOR controlsarenot affected by the level settings of each channel This allows you to create a mix that isindependent of the MAIN section 3 Use the graphic equalizers and MASTER controls of the MAIN MONITOR sections to adjust the overall volume and tone Using the digital effect The EM X88S EM 685 has built
41. sibility of lightning do not touch the power cable plug if it is still connected Doing so may bean electrical shock hazard In casean abnormality occurs during operation f the power cord is damaged i e cut or a bare wireis exposed ask your dealer for a replacement Using theunit with a damaged power cord isafireand electrical shock hazard Should this unit be dropped or the cabinet be damaged turn the power switch off remove the power plug from the AC outlet and contact your dealer If you continue using the unit without heeding this instruction fire or electrical shock may result If you notice any abnormality such as smoke odor or noise or if aforeign object or liquid gets inside the unit turn it off immediately Renove the power cord from theAC outlet Con sult your dealer for repair Using the unit in this condition isa fire and electrical shock hazard Operation e Use only speaker cables when connecting speakers to amplifier outputs Using other types of cables isa fire hazard Maintenance Clean the contacts of the phone plug before connecting it to the SPEAKERS jack of this unit Dirty contacts may generate heat PRECAUTIONS FOR OPERATION FOR CORRECT OPERATION Connector pin assignments e XLR type connectors are wired as follows 1 ground pin 2 hot and pin 3 cold Replacing abrasive parts e The performance of components with moving contacts such Switches rotary cont
42. the EM X88S EM X685 Two channel connection Two channel parallel connection Bridgeconnection At this time use the power amp select switch 4 on the control panel to select a signal sent to the correct jacks Refer to the Connections section on the next page Installation SPEAKERS A BRIDGE 21 1 2 2 AC IN socket Connect the included power cord to this socket Connect the plug of the power cord to an AC out let that meets the requirements stated in the spec ifications in this document The EM X88S EM 685 uses a forced cooling system with intake on the bottom of the rear panel and exhaust on thetop of the rear panel to avoid blocking the heated air flow Front NO 2 4d t 15cm or less Exhaust Q Intake EM X88S EM X68S Owner s M anual Connections 17 Connections When connecting various devices make surethe cables and plugs have the correct rating Be sureto use cables designed for the purpose when you connect speakers to speaker jacks Connecting main speakers Therearethree ways in which speakers can be connected to the EM X88S EM X688 The speaker impedance requirement varies depending on how you connect the speakers Refer to the dia grams below to make surethe speaker impedance will not be lower than the specified value When the power amp select switch is set to MAIN L R or MAIN L R MON 2 channel connections Connect ei
43. theM ONITOR jack input output panel Note To avoid distortion adjust theM ASTER control 60 so that theO indicator lights occa sionally B PHANTOM switch indicator ag y PHANTOM ON OFF switch This switch turnsthe phantom power supply on off for the Low Z XLR type input jacks of chan nels 1 6 EM X885 1 4 EM X685 Turn this switch off if you do not use it POWER AMP section Here you can select the operating mode of the power amp You can also check the operation of the limiter circuit LIMITER RM L R y MAIN BRIDGE mor 3 LIMITER indicator This indicator lights up when the level of the sig nal output from the power amp section reaches the maximum and the limiter is activated Adjust appropriate control so that the indicator lights up for only a short while when the signal reaches the maximum level Note Theindicator lights up or flashes for longer duration if the power amp section is sig nificantly overloaded which could result in malfunction Avoid such a situation 4 Power amp select switch Select one of the following settings to specify the signals to be routed to the corresponding jacks according to the speaker connection at the SPEAKERS jacks 1 on the rear panel MAIN L R Thestereo MAIN L bus signals are output from the SPEAKERS A 1 2 jacks the SPEAK ERS B 1 2 jacks The f
44. ther one or two speakers each to jacks A and jacks B If the power amp select switch is set to MAIN L R the signals of the MAIN L and MAIN buses will be out put respectively to the speakers connected to theA and B jacks If the power amp select switch is set to M AIN L R MON the summed signals of the MAIN L bus bus and the signal of the MONITOR bus will be output respectively to jacks A and B For either setting of the switch use speakers with an impedancein the range of 4 8 ohmsif you are connect ing only one speaker to each set of outputs A maximum output of 400W 400W will be obtained when 4 ohm speakers are used SPEAKERS Power amp select switch m MAIN ERI mu MAIN Li R L Q Q main 1 MAIN Not used L R or L R 2 BRIDGE BRIDGE n E n E 40 80 2 channel parallel connections If you connect two speakers to each set of outputs use speakers with an impedancein the range of 8 16 ohms A maximum output of 400W 400W will be obtained when 8 ohm speakers are used SPEAKERS Power amp select switch MAIN MAIN L R L R MAIN j MAIN j L R MON or L R MON MAIN L R MAIN L R BRIDGE BRIDGE EM 885 X68S Owner s M anual 18 Connections When the power
45. witch is turned on the indicator lights up Note Beforeturningthe EM X88S EM 685 on off turn down the M ASTER controls of the MONITOR and MAIN section EM X88S EM X68S Owner s M anual 14 Front and rear panel Input output panel Hi Z q Q e N 5 N NE EFFECT OUT MONO INPUT TO MAIN OUTPUT AUX IN MAIN STEREO ZZ 2TR REC FA m IN OUT L WY AN NS 400W MONITOR 6 99 6 gt SEE REAR PANEL CAUTION D Channel input jacks Hi Z Low Z 1 6 EMX88S 1 4 685 Thesearethe input jacks for channels 1 6 EM X885 1 4 EM X685 By usingthePAD switches control panel 6 you can connect any of the jacksto a wide range of sources from micsto line level devices synthesiz ers or rhythm boxes etc TheLow Z jacks can provide 15 V phantom power allowing you to use condenser microphones Both Hi Z and Low Z are balanced and are com patible with microphones of output impedance 50 6000 line level devices of 6000 The nom inal input level is from 40 dB to 10 dB for the Hi Z jacks and from 50 dB to 20 dB for the Low Z jacks Pin connections for theHi Z and Low Z jacks are as follows Low Z jacks Hi Z jacks XLR type TRS phone jacks Pin 1 ground Sleeve ground Pin 2 hot Tip hot Pin 3 cold Ring
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