Mackie MR10Smk3 Owners Manual - Page 6

MR10Smk3 Rear Panel Description This is where the signal is connected to the subwoofer and adjustments are made to the frequency response of the speakers to match the subwoofer's location and the room's environment. 3. Power Switch Press this switch left to turn the MR10Smk3 studio subwoofer on. Make sure the level control [9] is down before you turn it on. When the power switch is turned on and the MR10Smk3 studio subwoofer is plugged into an AC outlet, the LED [6] illuminates to let you know that it's ready to go. 4 XLR (BALANCED) RIGHT TRS (BALANCED) 4 INPUT XLR (BALANCED) LEFT TRS (BALANCED) RIGHT LEFT 5 TRS (BALANCED) OUTPUT TRS (BALANCED) POWER ON 3 80Hz U 120Hz AUTO POWER OFF AUTO ON 6 POLARITY 40Hz 180Hz 0 180 CROSSOVER 7 8 SETTINGS -30dB +6dB LEVEL 9 Press the right side of this switch down to put the subwoofer into standby mode. It will not function, but the circuits are still live. To remove AC power, either turn off the AC supply, or unplug the power cord from the speaker and the AC supply. 4. Signal Inputs Connect the line-level signal from the mixer (or other signal source) to these input jacks. Balanced XLR and 1/4-inch female connectors are provided for the left and right inputs. AC SELECT 2 ~220-240V ~100-120V POWER RATING 250W WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE. DO NOT REMOVE COVER. NO USER SERVICEABLE RISK OF ELECTRIC SHOCK DO NOT OPEN PARTS INSIDE. REFER SERVICING TO QUALIFIED PERSONNEL. AVIS: N'OUVREZ PAS LA COUVERTURE. N'EXPOSEZ AVIS: RISQUE DE CHOC ELECTRIQUE - NE PAS OUVRIR PAS CET ÉQUIPEMENT À LA PLUIE OU À L'HUMIDITÉ. SERIAL NUMBER REVISION They are wired as follows, according to standards specified by the AES (Audio Engineering Society): Balanced XLR 1 FUSE FOR 100-120V :T2AL 250V FOR 220-240V :T1AL 250V CAUTION: REPLACEWITHTHE SAME FUSE AND RATING. DISCONNECT SUPPLY CORD BEFORE CHANGING FUSE. 10 Hot (+) Cold (-) Shield (Ground) Pin 2 Pin 3 Pin 1 SHIELD 2 HOT 1. Power Connection and Fuse Connect the power cord to this IEC socket securely, and plug the other end into a live AC outlet. Make sure the AC outlet has the correct voltage indicated below the IEC socket. Disconnecting the plug's ground pin is dangerous. Don't do it! The fuse is located behind the fuse cover, at the bottom of the IEC socket. See the "Troubleshooting" section on page 10 for information about replacing the fuse. 2. Voltage Selector Switch Make sure the switch is in the correct position for your local AC mains voltage before connecting the AC power cord. Use a small flat screwdriver to slide the switch, if required. COLD 3 1 1 3 2 SHIELD COLD HOT Balanced XLR Connectors Balanced 1/4" TRS Hot (+) Cold (-) Shield (Ground) Tip Ring Sleeve RING SLEEVE SLEEVE RINGTIP TIP RING TIP SLEEVE Balanced 1/4" Connectors For more information on these connectors, see Appendix B on page 12. 6 MR10Smk3