User manual ROLAND DB-900 MANUAL 2

[. . . ] Owner's Manual Thank you, and congratulations on your choice of the Roland DB-900 bass amplifier. Before using this unit, carefully read the sections entitled: "IMPORTANT SAFETY INSTRUCTIONS" (page 2), "USING THE UNIT SAFELY" (page 3), and "IMPORTANT NOTES" (page 6). 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. Contents IMPORTANT SAFETY INSTRUCTIONS . . . . . . . . . . . . . 2 USING THE UNIT SAFELY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 IMPORTANT NOTES. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Main Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] The indicators light when the buttons are pressed. You can use a foot switch to switch between memory A and memory B. COMPRESSION Knob This adjusts the compression effect. WRITE Button Press this to store the control settings in memory. 4. Shape SHAPE Switch Setting this switch to ON allows you to modify the tonal characteristics of each amp type selected with the TYPE switch. 2. Input Jacks HIGH Jack LOW Jack Connect the bass guitar to the corresponding jack according to the bass guitar's output level. NOTE Do not connect to the HIGH and LOW jacks simultaneously. This may result in damage to the equipment. 5. Equalizer The DB-900 comes with a three-band equalizer. You can change midrange frequencies, so it's possible to create a wide variety of sounds. BASS Knob This adjusts the tone of the bass range. MIDDLE LEVEL Knob This adjusts the tone of the middle range. MIDDLE FREQUENCY Knob This adjusts the frequency of the middle range. TREBLE Knob This adjusts the tone of the treble range. 8 Button Names and Functions 6. D-Chorus Thanks to dynamic band-splitting processing according to input signals, you can perform with a chorus effect with no loss in bass-range response. NOTE The setting of the MASTER knob is not stored in memory A or memory B. PHONES Jack This is for connecting headphones. Tonal correction is performed in order to produce the optimal headphones sound. NOTE When headphones are connected, no sound is output to the unit's speaker. Before plugging in or unplugging headphones, be sure to adjust the MASTER knob to 0. INTENSITY Knob This adjusts the amount of chorus that's applied. When you don't want to use a chorus effect, set this to "Off" (the indicator goes dark). If you want to obtain a longer pre-delay effect, set this to a value of 7 or more. You can use a foot switch to toggle the chorus effect on and off. Note that this is not possible when the INTENSITY knob is off. NOTE NOTE 7. Master POWER INJECTION Indicator This indicator shows the power-boosting effect of DSP. The color of the indicator changes from green to orange according to the effect. This indicator only applies to the speaker output. POWER Switch This switches the power on and off. The pilot light illuminates when the power is on. NOTE Before turning the power on or off, be sure to put the MASTER knob at 0. MASTER Knob This adjusts the volume level of the unit's speaker or the headphones. Rear panel fig. 2 (rear panel) 1 3 2 1: GND (earth) 2: HOT 3: COLD 11 8. [. . . ] S-131 30 Nacka SWEDEN TEL: (08) 702 0020 Shanghai Xingtong Acoustics Equipment CO. , Ltd. Rm. 1108, No. 2240 Pudong South Road Shanghai, CHINA TEL: (021) 6873 4123 HONG KONG Tom Lee Music Co. , Ltd. Service Division 22-32 Pun Shan Street, Tsuen Wan, New Territories, HONG KONG TEL: 2415 0911 CENTRAL/LATIN AMERICA ARGENTINA Instrumentos Musicales S. A. Florida 656 2nd Floor Office Number 206A Buenos Aires ARGENTINA, CP1005 TEL: (54-11) 4- 393-6057 DENMARK Roland Scandinavia A/S Nordhavnsvej 7, Postbox 880, DK-2100 Copenhagen DENMARK TEL: (039)16 6200 TURKEY Barkat muzik aletleri ithalat ve ihracat Ltd Sti Siraselviler cad. Guney is hani 8486/6, Taksim. TURKEY TEL: (0212) 2499324 SWITZERLAND Roland (Switzerland) AG Musitronic AG Gerberstrasse 5, Postfach, CH-4410 Liestal, SWITZERLAND TEL: (061) 921 1615 FRANCE Roland France SA 4, Rue Paul Henri SPAAK, Parc de l'Esplanade, F 77 462 St. Thibault, Lagny Cedex FRANCE TEL: 01 600 73 500 U. A. E. Zak Electronics & Musical Instruments Co. [. . . ]