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owners manual
X-Four mixing console
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block diagram X-Four owner’s manual 1 Σ 3 +10 +10 Σ Ø Σ L 1 3 Σ R +10 Σ L 4 NO Σ R Σ PEAK 2 4 LR SOLO OFF SCL+ OFF FROM SOLO SOLO AUDIO LOGIC SCL- ON Σ MONITOR OUT SOURCE SELECT HP POST / PRE FADER LR LEVEL LO MID Σ X-Four Block Diagram
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table of contents mono inputs p. 7 1 stereo inputs p. 25 2 group p. 41 3 master p. 57 4 power supply p. 81 5
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X-Four owner’s manual
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how to use this manual conventions terms indicators or controls employed on the X-Four console will appear as: TERMS tasks are broken down into steps 1 2 3 warnings Procedures not to attempt. Issues or hazards to keep in mind when operating the equipment. indicators What to look ® for on-screen. Alerts, indicators, or prompts that may appear. tips Prefered methods. Helpful hints. Feature insights. see see—references other sections of the manual containing supplementary information on the cu
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mono input module X-Four owner’s manual 1 module block diagram panel legend p. 6
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mono input module 1 features phantom power—+48V 48 volts DC is applied to pins 2 and 3 on the mic-input XLR con- The 48V switch should not be engaged when nector. This option is used with condenser microphones and active direct using standard (dynamic) boxes that require an external DC voltage (phantom power) in order to microphones, or other sources that do not use operate. phantom power. pad The mic-input signal is attenuated by 15dB to prevent some signals If the channel peak LED is illumina
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mono input module X-Four owner’s manual 1 module block diagram panel legend p. 8
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mono input module 1 features gain The Input gain control range is closely related to the status of the PAD switch and the LINE switch. In order to establish proper gain structure in the console, input gain settings must be set correctly. LINE—switch-up PAD—switch-up If the channel peak LED is illuminated, 15 to 75dB of gain can be added the mic-input signal. first try lowering The impedance at the input XLR is 4kΩ . the input gain control. Only when this method is unsuccessful should the pa
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mono input module X-Four owner’s manual 1 panel module block diagram legend p. 10
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mono input module 1 EQ features Many audio signals coming into the console require some degree of cor- rective eq in order to be part of a good sounding mix. The input eq consists of four-bands: high, high-mid, low-mid and low. The high and low bands have fixed frequencies while the high-mid and low- mid bands are sweepable, with their higher and lower frequencies over- lapping adjacent bands. high frequency—HF 15dB boost and cut at 12kHz. The boost response is bell-shaped and the cut response i
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mono input module X-Four owner’s manual 1 module block diagram panel p. 12
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mono input module 1 aux send features Six auxiliary AUX SENDS are available for creating individual output mixes. These mixes can be used for driving effects processors,providing monitor mixes, creating broadcast or alternate sound reinforcement mixes, or other special requirements. aux sends 1–6 These knobs adjust the amount of signal sent to the AUX buses. Unity gain occurs at the zero setting. AUX 6 and 8 controls pan function when selected for stereo operation. aux 1–4, 5/6 pre-fader—PRE The
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mono input module X-Four owner’s manual 1 module block diagram panel p. 14
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mono input module 1 bus assignment features The Input bus assignment section offers considerable flexibility for creat- ing what eventually becomes the main output mix. Such features as LCR, GROUP PAN ON and eight-individual group assignments allow several approaches to building the desired mix.All assignments are derived post- fader, post-eq, and post-mute. left-center-right—LCR This feature is used to precisely position a signal in a sound system with a center speaker cluster in addition to le
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mono input module X-Four owner’s manual 1 module block diagram panel p. 16
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mono input module 1 bus assignment features mute The Mute switch mutes the channel as well as both pre- and post- fader AUX SENDS. write-in label This label may be written on with a grease-marker, and later wiped clean with a cloth moistened with isopropyl/rubbing alcohol. Masking tape may also be placed on this surface, if desired. p.17
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mono input module X-Four owner’s manual 1 module block diagram panel p. 18
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mono input module 1 level meter features level meter LED LED LED LED LED Each input includes a five-segment LED meter for visually monitoring signal levels.This is essential for setting up and main- taining proper gain structure. peak indicator—PK LED The input signal is monitored at several points throughout the chan- Occasional flashing of the ® peak LED is acceptable, nel.These points are the mic preamp, the EQ stage and the fader stage. but frequent flashes indi- Overloads at any of these st
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mono input module X-Four owner’s manual 1 module block diagram panel p. 20
