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©American Audio® - www.americanaudio.us - Q-SD Instruction Manual Page 17
Q-SD REAR PANEL - CONTROLS AND FUNCTIONS CONT.
67. TRIM OUTPUT - This knob is used to adjust the maximum voltage output level. Output voltage
wil range from 0v ~ 9v. This function may be used to limit the maximum siganl output level.
68. BALANCED XLR MASTER OUTPUTS JACKS - The Master Output includes a pair of XLR
Balanced jacks as well as a pair of RCA UNBALANCED JACKS (65). The 3-pin XLR jacks send a
high current balanced output signal. These jacks should be used when you will be driving an amp or
other audio equipment with a balanced input, or whenever you will be running a signal line greater
than 15 feet. Always, use these jacks whenever possible.
69. AC CONNECTION - This connector is used to supply main power to the unit via the included
detachable power cord. The power connection uses an I.E.C. type connector, use only the supplied,
polarized AC power cord. Use only a power cord that matches this type of connection. Be sure to
only connect this unit to a power outlet that matches the printed power label on the unit. Never use
a power cord when the ground prong has been removed or broken off. The ground prong is used to
reduce the risk of electrical shock in case of an electrical short. This cord is designed to t in one
direction only. Do not attempt to force a cord if it does not t, be sure the cord is being inserted
properly.
70. AC VOLTAGE SELECTOR - This switch is used to change the operating voltage. Operating
voltage can be toggled between 115V~60Hz or 230V~50Hz. Be sure the selector is set to the proper
voltage for your area before attempting to operate the unit. Always be sure main power is shut off
before change the position of the Voltage Selector Switch.
*Only dual voltage units have this switch.