Yamaha EMX640 Owner'S Manual Download Page 15 | Manualshive

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Dimensions

15

EMX640—Owner’s Manual

■

Dimensions

■

Block and Level diagram

470

W: 480

260

H: 275

D: 275

Unit: mm

Clipping level

EFFECT OUT

REC OUT

MAIN, MONITOR

POWER AMP

BRIDGE

30

dB

MAIN BRIDGE

MAIN MAIN

MAIN MONITOR

ADD

SUM

DIGITAL EFFECT

TAPE IN

AUX IN

LINE

HI-Z PAD:ON

MIC

Lo-Z PAD:ON

HI-Z PAD:OFF

EFFECT

RTN

EFFECT

RTN

Lo-Z PAD:OFF

EFFECT

OUT

MAIN

TAPE IN

2

1

AUX IN

TAPE IN

AUX IN

MASTER

MASTER

5, 6

1

2

FOOT SW

ON

S HALL

L HALL

VOCAL

LEVEL

LEVEL

PAD

Hi-Z

Lo-Z

DIGITAL
EFFECT

INV

EFFECT

OUT

EQ

8k

4k

250

125

POWER

AMP 1

POWER

AMP 2

BRIDGE

MONITOR

A

B

B

A

PA

2

1

PA

125

250

4k

8k

EQ

MAIN

MONITOR

HA

EFFECT

MONI

MONI

EFFECT

–50

–40

–30

–20

–10

0

10

20

20

10

0

–10

–20

–30

–40

–50

REC OUT

LOW

MID

EQ

HIGH

MIC

LINE

EFFECT

1–4

PAD

PHANTOM

+48V

HIGH

HA

EQ

MID

LOW

dB

LIMITER

1

LIMITER

2

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Summary of Contents for EMX640

Page 1: ...se mechanical damage 2 Ventilation Allow a distance of 30 cm between the unit and the wall so that heat generated from the unit will be released effectively Also allow enough space between the unit and other devices If you mount the unit in an audio rack keep a space of 40 cm on the top panel and a space of 15 cm to the side panel Remove the rear panel of the rack or open a vent hole If heat relea...

Page 2: ...p select switch is in the MAIN MONITOR position and to the MONI TOR jacks input output panel 6 3 Effect control EFFECT For each channel this controls the amount of sig nal that is sent to the EFFECT bus The signal of the EFFECT bus passes through the EFFECT section and the built in effect and is sent to the external effect device connected to the EFFECT OUT jacks input output panel 3 4 Level contr...

Page 3: ...sed by the digital effect will be sent to the MAIN MONITOR bus The mix level of the effect sound is adjusted by the EFFECT RTN control of the MAIN and MONITOR sec tions EFFECT section This section allows you to adjust the level of the signal sent from the EFFECT bus to an external effect device 8 EFFECT OUT control This adjusts the effect send level for an external effect device connected to the E...

Page 4: ...t the tone and volume of the MAIN bus the mix level of the built in effect and the mix level of the external input C Graphic equalizer This is a 7 band graphic equalizer that allows you to adjust the frequency response of the MAIN bus signal providing a maximum of 12 dB of cut boost for each frequency band This graphic equalizer affects both the MAIN bus signal that is output to the speakers and t...

Page 5: ... 1 A B jacks and the MONITOR bus signal will be output from the POWER AMP 2 A B jacks MAIN MAIN With this setting the two power amp channels can be used independently The MAIN bus signal will be output from the POWER AMP 1 A B jacks and from the POWER AMP 2 A B jacks MAIN BRIDGE With this setting the two power amp channels A and B will be bridge connected Only the MAIN bus signal will be output fr...

Page 6: ...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 kΩ 4 Foot switch jack FOOT SW A separately sold Yamaha FC5 foot switch can be connected to this jack If a foot switch is con nected to this jack you can use your foot to switch the built in digital effect on off The Digi tal Effect ON switch on the front panel mu...

Page 7: ...ed independently maximum output 200 W 200 W or in bridge connection maximum output 400 W If the two channels are used independently two speakers can be connected to the POWER AMP 1 A B jacks and two more to the POWER AMP 2 A B jacks for a total of four speakers If the two channels are used in a bridge connection only one speaker can be connected to the BRIDGE jack If you wish to use the two channe...

Page 8: ...dditional or alternative amplifiers can be connected to the MAIN and MONITOR jacks on the front panel SPEAKERS POWER B A B POWER AMP 1 BRIDGE POWER AMP 2 A ON OFF 8Ω 16Ω Connecting a single speaker to the BRIDGE jack bridge connection SPEAKERS POWER B A B POWER AMP 1 BRIDGE POWER AMP 2 A ON OFF 4Ω 8Ω 4Ω 8Ω Connecting speakers to either the A or B jacks of POWER AMP 1 2 SPEAKERS POWER B A B POWER A...

Page 9: ...ion graphic equalizer and MASTER control to adjust the overall volume and tone Using the digital effect The EMX640 has a built in digital effect allowing reverberation or ambiance to be added to vocals or instru mental sounds 1 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 effect selec...

Page 10: ...UT TO MAIN OUTPUT MAIN AUX IN REC OUT TAPE IN Main Speakers Power AMP 1 A B Power AMP 2 A B HIGH MID LOW MONI EFFECT LEVEL PAD HIGH MID LOW MONI EFFECT LEVEL PAD HIGH MID LOW MONI EFFECT LEVEL PAD HIGH MID LOW MONI EFFECT LEVEL PAD HIGH MID LOW MONI EFFECT LEVEL HIGH MID LOW MONI EFFECT LEVEL 1 1 2 2 3 3 4 4 5 5 6 6 EFFECT MAIN POWER AMP MONITOR MASTER MASTER TAPE IN AUX IN EFFECT RTN EFFECT OUT E...

Page 11: ... 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 speak ers may be damaged HIGH MID LOW MONI EFFECT LEVEL PAD HIGH MID LOW MONI EFFECT LEVEL PAD HIGH MID LOW MONI EFFECT LEVEL PAD HIGH MID LOW MONI EFFECT LEVEL PAD HIGH MID LOW MONI EFFECT LEVEL HIGH MID LOW MONI EFFECT LEVEL 1 1 2...

Page 12: ... tone Using an external effect 1 Set the EFFECT section EFFECT OUT con trol to the 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 effe...

Page 13: ...t nominal level and 1 channel level control at nominal level Maximum voltage gain PAD OFF 86 dB CH IN Lo Z to POWER AMP OUT CH1 4 66 dB CH IN Lo Z to MAIN OUT MONITOR OUT CH1 4 72 dB CH IN Lo Z to EFFECT OUT CH1 4 48 dB CH IN Lo Z to REC OUT CH1 4 56 dB CH IN Hi Z to MAIN OUT MONITOR OUT CH1 4 26 dB AUX IN to MAIN OUT 22 dB TAPE IN to MAIN OUT 66 dB MIC IN to MAIN OUT MONITOR OUT CH5 6 24 dB LINE ...

Page 14: ...UT Hi Z CH1 4 OFF 10 kΩ 50 600Ω Mics 52 dB 1 95 mV 40 dB 7 75 mV 10 dB 245 mV Phone jack TRS ON 600Ω Lines 22 dB 61 6 mV 10 dB 245 mV 20 dB 7 75 V MIC INPUT CH5 6 3 kΩ 50 600Ω Mics 62 dB 616 µV 50 dB 2 45 mV 20 dB 77 5 mV XLR 3 31 type LINE INPUT CH5 6 1 2 10 kΩ 600Ω Line 22 dB 61 6 mV 10 dB 245 mV 20 dB 7 75 V Phone jack TAPE IN 1 2 10 kΩ 600Ω Line 20 dBV 100 mV 10 dBV 316 mV 17 8 dBV 7 75 V Phon...

Page 15: ...I Z PAD OFF EFFECT RTN EFFECT RTN Lo Z PAD OFF EFFECT OUT MAIN TAPE IN 2 1 AUX IN TAPE IN AUX IN MASTER MASTER 5 6 1 2 FOOT SW ON S HALL L HALL VOCAL LEVEL LEVEL PAD Hi Z Lo Z DIGITAL EFFECT INV EFFECT OUT EQ 8k 4k 250 125 POWER AMP 1 POWER AMP 2 BRIDGE MONITOR A B B A PA 2 1 PA 125 250 4k 8k EQ MAIN MONITOR HA EFFECT MONI MONI EFFECT 50 40 30 20 10 0 10 20 20 10 0 10 20 30 40 50 REC OUT LOW MID E...

Page 16: ...it OFF and ON 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 le...

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