User manual ROLAND TR-909 SERVICE MANUAL

[. . . ] The manual should be saved and kept on hand as a convenient reference. Copyright© 2005 BOSS CORPORATION · · · · Features Pedal board accommodates three BOSS co pact effects pedals . Exterior body made of tough, molded res~- designed to withstand impact from falls and heavy loafis. [. . . ] When connected to an AC adaptor (optional PSA Series), the TR-909 supplies power for up to three BOf S compact effect , pedals through the parallel DC cable. 2. Push the cover in the direction indicated by the arrow. USING THE UNIT SAFELY INSTRUCTIONS FOR THE PREVENTION OF FIRE, ELECTRIC SHOCK, OR INJURY TO PERSONS About ~WARNING and ~CAUTION Notices Used for instructions intended to alert the user to the risk of death or severe &WARNING injury should the unit be used improperly. symbol alerts the user to important instructions or warnings. The specific meaning of the symbol is by the & determinedthe case of design contained itwithin the triangle. In the symbol at left, is used for general cautions, warnings, or alerts to danger. The 0 symbol alerts the user to items that must never be carried out (are forbidden). The specific thing that done is by the design ® must not becircle. In indicated of the symbol contained within the the case at left, it means that the unit must never be disassembled. When powering up: Turn on the power to your guitar amp last When powering down: Turn off the power to your guitar amp first · Make sure you always have the unit placed so it is level and sure to remain stable. Never place it on stands that could wobble, or on inclined surfaces. 0 \Y In addition to the items listed under "USING THE UNIT SAFELY, " please read and observe the following: Placement · 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. Use the 4P parallel DC cable to the AC adapter to the BOSS compact effects as shown in figure. and make sure that the * Check the current consumption ofeach effects combined total does not exceed the PSA capacity of 200 mA. · · Do not attempt to repair the unit, or replace parts within it (except when this manual provides specific instructions directing you to do so). Refer all servicing to your retailer, the nearest Roland Service Center, or an authorized Roland distributor, as listed on the "Information. " · · f::'\ \Y Do not allow any objects f::'\ (e. g. , flammable material, coins, pins); or liquids of any kind ~ (water, soft drinks, etc. ) ~ to penetrate the unit. In households with small children, an adult should provide supervision until the child is capable of following all the rules essential for the safe operation of the unit. · Maintenance · Never use benzine, thinners, alcohol or solvents of any kind, to avoid the possibility of discoloration and / or deformation. 1. Connect the BOSS compact effects pedals with the L-L cable. * If powering the effects with their own batteries, be sure to disconnect the L-L cable after use to prevent battery drain. 3. · · · · · 5 ifications 330 (W) x 81 (D) x 300 (H) mm 13 (W) x 3-3/16 (D) x 11-13/16 (H) inches 1. 2 kg I 2 lbs 11 oz Accessories: Option: 4P Parallel DC Cable x 1, L-L Owner's Manual AC Adaptor (PSA series) Dimensions: Weight: Never use or store the unit in places that are: Subject to temperature ~ extremes (e. g. , direct sunlight in an enclosed ~ vehicle, near a heating duct, on top of heatgenerating equipment); or are Damp (e. g. , baths, washrooms, on wet floors); or are Humid; or are Exposed to rain; or are Dusty; or are Subject to high levels of vibration. t<0l\ \e. ' · Additional Precautions · When connecting / disconnecting all cables, grasp the connector itself-never pull on the cable. This way you will av9id causing shorts, or damage to the cable's internal elements. Protect the unit from strong impact. [. . . ] This way you will av9id causing shorts, or damage to the cable's internal elements. Protect the unit from strong impact. (Do not drop it!) &CAUTION · Try to prevent cords and cables from becoming entangled. [. . . ]