User manual ROLAND DS-30A MANUAL 2

[. . . ] OWNER'S MANUAL Thank you for purchasing the Roland Bi-Amp Monitor DS-30A. 201b Before using this unit, carefully read the sections entitled: "IMPORTANT SAFETY INSTRUCTIONS" (p. These sections provide important information concerning the proper operation of the unit. Additionally, in order to feel assured that you have gained a good grasp of every feature provided by your new unit, Owner's manual should be read in its entirety. The manual should be saved and kept on hand as a convenient reference. Main Features In Pursuit of High Sound Quality The DS-30A powered monitor uses a two-way, bi-amplifier design to achieve high sound quality. [. . . ] · If you cover the top of the unit, the function is defeated, and temperature can rise to overly high level, which could cause burns if they are accidentally touched. add 2 307 · Placement 351 * 401a Please also refer to Important Notes on Placement (p. 9). · Using the unit near power amplifiers (or other equipment containing large power transformers) may induce hum. To alleviate the problem, change the orientation of this unit; or move it farther away from the source of interference. Noise may be produced if wireless communications devices, such as cell phones, are operated in the vicinity of this unit. Such noise could occur when receiving or initiating a call, or while conversing. Should you experience such problems, you should relocate such wireless devices so they are at a greater distance from this unit, or switch them off. Do not expose the unit to direct sunlight, place it near devices that radiate heat, leave it inside an enclosed vehicle, or otherwise subject it to temperature extremes. Also, do not allow lighting devices that normally are used while their light source is very close to the unit (such as a piano light), or powerful spotlights to shine upon the same area of the unit for extended periods of time. To avoid possible breakdown, do not use the unit in a wet area, such as an area exposed to rain or other moisture. Do not allow rubber, vinyl, or similar materials to remain on the unit for long periods of time. Do not put anything that contains water (e. g. , flower vases) on the unit. Also, avoid the use of insecticides, perfumes, alcohol, nail polish, spray cans, etc. , near the unit. Swiftly wipe away any liquid that spills on the unit using a dry, soft cloth. Peeling such matter off the instrument may damage the exterior finish. Maintenance · For everyday cleaning wipe the unit with a soft, dry cloth or one that has been slightly dampened with water. To remove stubborn dirt, use a cloth impregnated with a mild, non-abrasive detergent. Afterwards, be sure to wipe the unit thoroughly with a soft, dry cloth. Never use benzine, thinners, alcohol or solvents of any kind, to avoid the possibility of discoloration and/or deformation. 352a · · 402 352b · Additional Precautions 553 · Use a reasonable amount of care when using the unit's buttons, sliders, or other controls; and when using its jacks and connectors. When connecting / disconnecting all cables, grasp the connector itself--never pull on the cable. This way you will avoid causing shorts, or damage to the cable's internal elements. A small amount of heat will radiate from the unit during normal operation. To avoid disturbing your neighbors, try to keep the unit's volume at reasonable levels (especially when it is late at night). When you need to transport the unit, package it in the box (including padding) that it came in, if possible. [. . . ] Use these to make fine adjustments to match the usage conditions. 8 AC Inlet Refer to Connection Examples (p. Plug it firmly in, so that the cable does not accidentally become disconnected. 3 Analog Input XLR/TRS Phone Input Connector (Analog Input) This is for connecting XLR or TRS phone plugs. fig. XLR type TRS Phone type phone type (Unbalanced) (Balanced) Both balanced and unbalanced connections are possible. 922b This instrument is equipped with balanced (XLR/TRS) type input jacks. Make connections after first checking the wiring diagrams of other equipment you intend to connect. fig. GND(SLEEVE) 1:GND 2:HOT 3:COLD HOT(TIP) COLD(RING) 4 Input Select Switch Used to select Digital Input or Analog Input. Select the connector used for the input signal. 7 Connection Examples Using Two DS-30A Monitors for Stereo Sound fig. Example for Using Analog Input Connectors Example for Using Digital Input Connectors DIGITAL IN (COAXIAL) THRU (DIGITAL OUT) Select Recording Equipment, etc. DIGITAL OUT DIGITAL IN (COAXIAL) (OPTICAL) Mixer, etc. CD Player, MD Player, etc. [. . . ]