Optimus 32-3009 - Manuals

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Manual

Manual Optimus 32-3009

Summary

Page 3 - CONTENTS

3 CONTENTS Features ................................................................................................................ 4 Preparation ........................................................................................................... 6 Connecting the Outputs .......................

Page 4 - FEATURES; DJ Microphone Input — lets you; adjust the microphone’s treble.

4 FEATURES Your Optimus SSM-1250 3-Channel Stereo Audio Mixer is a sophisticated controlcenter, perfect for mixing sound from multiple audio sources on three separatechannels such as microphones, tuners, CD players, turntables, or the audio out-puts from VCRs. The mixer is ruggedly constructed for h...

Page 5 - illustration of mixer back

5 11 Mono/Stereo Selector — lets you set the output to stereo ormonaural. 12 Bass/Middle/Treble Controls — let you adjust the tone of the se-lected output to get just the rightsound. 13 Cue Assign Controls — lets you select the channel where the de-sired audio input source is located so you can moni...

Page 6 - PREPARATION; and; illustration of output AMP

6 PREPARATION Warning: A sudden high output fromthe mixer could damage your hearing,especially if you use headphones, andmight also damage the audio devicesconnected to the mixer’s output. Be-fore using the mixer, make sure youset your receiver/amplifier’s volumecontrol to its minimum volume levelse...

Page 7 - or; input jacks (matching left to

7 1. Connect the line-level outputs from up to four audio sources (such as a CD player, tape deck, tuner, camcorder, or VCR) to the LINE 1 , LINE 2 , LINE 3 , and LINE 4 input jacks (matching left to left, right to right). Caution: Do not connect an audio source with a line-level output to the low-l...

Page 8 - • If the microphone has an XLR; on the; er right corner of the back panel.; CONNECTING POWER

8 3. Connect a microphone (not sup- plied) to the mixer. • If the microphone has an XLR plug, connect it to MIC on the top left corner of the front panel. • If the microphone has a 1 / 4 -inch plug, connect it to MIC on the low- er right corner of the back panel. Note: We recommend you do notconnect...

Page 9 - Listening Safely

9 CONNECTING HEADPHONES To listen in privacy or monitor the au-dio source inputs so you can locate anexact passage or section before mix-ing it, plug a pair of stereo head-phones (not supplied) with a 1 / 4 -inch plug into the PHONES jack on the mix- er’s right front panel. Your local RadioShack sto...

Page 10 - OPERATION; illustration

10 OPERATION 1. Set the volume levels on the out- put devices (receiver/amplifier andtape deck) to minimum and turnthem on. 2. Press POWER to turn on the mix- er. The red power indicator lights. 3. Turn on the input sources you want to mix. 4. Using the mixer requires two basic operations: • Presett...

Page 11 - Presetting the Microphone

11 Rotate MASTER clockwise and tempo- rarily set it to about the 5th marker. Note: The MASTER volume control adjusts the overall volume of DJ MIC , CH1 , CH2 , and CH3 . The mixer uses two volume unit (VU)meters to indicate the total stereo out-put signal level. For the best results,each input signa...

Page 12 - illustration of CH 1 control

12 If you did not connect an input sourceto every jack or do not want to mix ev-ery input source connected to the mix-er’s input jacks, you do not need tofollow all the steps in this section. Af-ter you decide which source(s) youwant to preset and mix, use this tableto determine which steps to follo...

Page 13 - illustration of CH 2 control; Note: If you have to readjust

13 4. Stop playback of the selected in- put source. 5. To preset the LINE 1 input source, set PHONO 1 / LINE 1 to LINE 1. Then repeat Steps 2–4. Note: If you have to readjust MAS- TER when performing Step 3, re- member that this affects the levelof the previously preset inputsources. You must readju...

Page 14 - illustration of CH 3 control; Checking the Sound

14 13. Slowly slide up the CH 3 volume level slide control until you get areading of up to 0 on both VU meters. Important: Write down or remem-ber the CH 3 volume level slide control’s setting for the selectedaudio source, so each time youwant to mix that source you canslide the CH 3 volume level sl...

Page 15 - MIXING THE INPUTS; Playing One Input Source; FADER set to A; not

15 MIXING THE INPUTS You can connect input signals from upto six audio sources, select any two,then mix them so only one or bothplay through your sound system. Mixing requires three operations: • Playing one input source • Monitoring the next input source • Switching to the next input source You can...

Page 16 - left; Notes on Mixing

16 3. Press CUE ASSIGN for the second input source. 4. Set the input source selector to the input source you want to mon-itor. 5. Start playback of the input source you want to play next through yoursound system. 6. If necessary: • Adjust CUE LEVEL to a comfort- able listening level. • Adjust the se...

Page 17 - monitor; USING TALKOVER

17 • Do not slide CROSS FADER to the center if you want to monitor one channel while the other is playing.Otherwise, the sound from thechannel you monitor will also beheard through your sound system.Instead, slide CROSS FADER to the channel you are not monitor-ing. For example, to monitor chan-nel 1...

Page 19 - TROUBLESHOOTING; Problem

19 TROUBLESHOOTING With proper care and handling, your mixer should give you years of trouble-freeservice. However, if your SSM-1250 is not working properly, follow these sugges-tions to see if you can eliminate the problem. If you cannot, take the mixer to yourlocal RadioShack store for assistance....

Page 20 - CARE AND MAINTENANCE

20 CARE AND MAINTENANCE Your Optimus SSM-1250 3-Channel Stereo Audio Mixer is an example of superiordesign and craftsmanship. The following suggestions will help you care for yourmixer so you can enjoy it for years. Keep the mixer dry. If it gets wet, wipe it dry immediately. Liquidsmight contain mi...

Page 21 - REPLACING THE FUSE; inch fuse

21 REPLACING THE FUSE The mixer uses a fuse for protectionfrom power surges and short circuits.If the mixer suddenly turns off and willnot turn on, check the fuse. If neces-sary, replace the fuse with a 0.5-amp,250-volt, fast-acting, 1 1 / 4 × 1 / 4 inch fuse such as Cat. No. 270-1003 (not sup-plied...

Page 22 - SPECIFICATIONS; Input Sensitivity/Input Impedance; Output Level; Inches

22 SPECIFICATIONS Input Sensitivity/Input Impedance DJ Mic (XLR jack) ....................... 1.5 mV/600 Ohms, Balanced/UnbalancedMic 2 (Phone jack) ...................... 1.5 mV/600 Ohms, Balanced/Unbalanced PHONO 1 , PHONO 2 .............................................................. 3 mV/50 kO...

Page 23 - NOTES

23 NOTES 32-3009.fm Page 23 Tuesday, August 10, 1999 8:31 AM