User manual AMERICAN AUDIO Q-2422 MKII LIMITED

[. . . ] Q-2422 MKII Limited Professional Preamp Mixer User Guide and Reference Manual 12/04 4295 Charter Street Los Angeles Ca. 90058 www. americanaudio. us Q-2422 MKII LIMITEDTM CONTENTS MAIN FEATURES. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 ELECTRICAL PRECAUTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 SAFETY PRECAUTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 INTRODUCTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 SET-UP PRECAUTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 UNPACKING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 QUICK START. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 FUNCTIONS AND CONTROLS FRONT PANEL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 REAR PANEL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 CLEANING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 CROSSFADER REPLACEMENT. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 TROUBLESHOOTING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 WARRANTY. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 SPECIFICATIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Q-2422 MKII LIMITEDTM · Equipped with high quality Crossfader (Replaceable) · Optical Detecting Fader for Q-Start Control · High Power Headphone Output · Selectable Voltage 115v~230v · 3 Channel Mixer · 2 Phono, 4 Line, 3 Auxiliary Inputs · 2 Microphone Input - (1) XLR/ 1/4" combo plug, (1) 1/4" Input Jacks · Volume Control for each Mic · Master Balance Control · 12v BNC Light Connector for Gooseneck Light · Fader "Q" Start · On/Off Button Controls Fader "Q" Start Function (for use with the American Audio CD Players with Fader "Q" Start) FEATURES · Rotary Kills for Treble, Bass & Mids on all three channels · Individual Channel Gain Control · Convenient "L" Shape Design · Extremely clean signal to noise ratio · Talkover switch- Reduces channel output gain by 14dB +/- 2 dB · Independent Zone Level Output · Stereo LED Level Indicator · Split Cue Monitoring · Cue Mixing · Balanced XLR Master Output · 4 Signal Output Options - Master (RCA and Balanced XLR), Zone (RCA) and REC (RCA) Specifications subject to change without notice. ©American Audio® - www. americanaudio. us - Q-2422 MKII Limited User Instructions page 2 Q-2422 MKII LIMITEDTM ELECTRICAL SAFETY PRECAUTIONS LINE VOLTAGE SELECTION WARNING: TO PREVENT FIRE OR ELECTRIC SHOCK HAZARD, DO NOT EXPOSE THIS UNIT TO RAIN, LIQUIDS, OR MOISTURE CAUTION: TO PREVENT ELECTRIC SHOCK DO NOT USE THIS (POLARIZED) PLUG WITH AN EXTENSION CORD, RECEPTACLE, OR OTHER TYPE OF ELECTRICAL OUTLET UNLESS THE WIDE BLADES CAN BE CAREFULLY INSERTED INTO A MATCHING WIDE SLOT. ATTENTION: POUR PREVENIR LES CHOCS ELECTRIQUES NE PAS UTILISER CETTE FICHE POLARISEE AVEC UN PROLONGATEUR, UNE PRISE DE COURANT OU UNE AUTRE SORTIE DE COURANT, SAUF SI LES LAMES PEUVENT ETRE INSEREES A FOND SANS EN LAISSER AUCUNE PARTIE A DECOUVERT. · The desired voltage may be set with the VOLTAGE SELECTOR switch on the rear panel (using a flat head screw driver). · Do not force the VOLTAGE SELECTOR switch as this may cause damage · If the VOLTAGE SELECTOR switch does not move smoothly, please contact a qualified service technician. SERIAL NO: MODEL NO : Q-2422 MKII POWER SOURCE : 115/230V~ 50/60Hz 13W MADE IN CHINA B A MIN MAX TRIM OUTPUT BOOTH VOLTAGE SELECTOR SWITCH The serial and model number for this unit is located on the rear panel. [. . . ] Turning the knob in a counter-clockwise direction will decrease the amount of bass applied to the ZONE signal, turning the knob in a clockwise direction will increase the amount of bass applied to the ZONE signal. ZONE LEVEL VOLUME OUTPUT CONTROL - This rotary knob is used to control the zone level volume. The zone level is not PFL, it is essentially a second master output volume with separate output volume control. HEADPHONE JACK - This jack is used to connect your headphones to the mixer allowing you to monitor the cue source. Always be sure the CUE LEVEL VOLUME (16) is set to minimum before you put the headphones on. SPLIT CUE - This button will activate the "Split Cue" function. When used with a set of stereo headphones, the Split Cue function will assign the Cue signal to the left channel of the headphones and the Program (main output) signal to the right channel of the headphones. The CUE MIXING CONTROL (18) will also work in conjunction with function. Please note that this function will only work with a set of stereo headphones. CUE LEVEL VOLUME CONTROL - This knob is used to adjusts the headphone volume output level. Turn the knob in a clockwise direction to increase the headphone volume. MASTER VOLUME CONTROL - This slider is used to control the master output level (main volume). To avoid distorted output try to maintain an average output signal level no greater than +4 dB. (see Channel Gain 5) To avoid speaker damage that may be caused by excessive volume, be sure this slider is always set to zero (completely down) before turning the unit on. CUE MIXING CONTROL - This functions allows you to monitor the Cue level as well as the Program (main output) level in your headphones. A channels Cue Level may only be monitored if the channels CUE (19) function is selected. To select a channels cue function press the CUE BUTTON (19) that is directly associated with the specific channel you wish to monitor. You may use the mixing function to blend both the Cue level and the Program level together. You can vary the output level to either hear more or less of either of the two levels. Sliding the Cue Mixing fader to the CUE position (left) will allow you to hear more of the Cue level. Sliding the knob to the PGM position (right) will allow you to hear more of the Program level (main output). You may also use the Cue Mixing Control to hear either the Cue level or the Program level exclusively. [. . . ] If the mixer is under warranty, you must provide a proof of purchase invoice. number by contacting our customer support team on our toll free number. Please contact American Audio® customer support at (800) 322-6337 for a R. A. American Audio® hereby warrants, to the original purchaser, American Audio® products to be free of manufacturing defects in material and workmanship for a period of 2 Year (730 days) from the date of purchase. [. . . ]