Manuel d'utilisation / d'entretien du produit SSM-1250 du fabricant Optimus
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Cat. No. 32-3009 OWNER’S MANUAL Please read before using this equipme nt. SSM-1250 3-Channel Stereo Audio Mixer 32-3 00 9.fm Page 1 Tu e sd ay, A ugus t 10, 19 99 8:3 1 AM.
2 This symbol is intended to alert you to the presenc e of uninsul ated dan- gerous voltage within the mixer’s enclosure that m ight be of sufficient magnitude to c onstitute a risk of ele ctric shock.
3 CONTENTS Fe atures ..... ..... ..... .... ..... ..... ..... .... ... .... ........ .... ..... ..... .... ..... ..... ....... ..... ..... .... ..... ..... 4 Prep arati o n ..... ..... .. ..... ....... ..... .... ..... ..... ..... .... ....... ..... .
4 FEATURES Your Optim us SSM-1250 3 - Ch annel Stereo Audio Mixer is a sop histicated control center, perfect for m ixing soun d from mult iple audio sources on three sepa rate channels such as m icrophon es, tuners, CD pl ayers, turntables, or the audio out- puts from V CRs.
5 11 Mo no /Ste re o S ele ctor — le ts you set t he output to st ereo or monaural. 12 Bass/Middl e/Treble Controls — let you adju st the tone of th e se- lected output to get just the right sound.
6 PREPARA TION Warnin g : A s udd en high out put from the mixer could dam age your hea r i ng, especially if you use headp hones, and might also d ama ge the au dio d evices connected t o the mixe r’s output .
7 1. Connect the lin e-level outputs from u p to four audio sources (such as a CD player, tape deck, tuner, camc order, or VCR) t o the LINE 1 , LINE 2 , LINE 3 , a n d LINE 4 input jacks (m atching left to left, rig ht to righ t). Cautio n: Do not connect an audio source with a line-level output to th e low- leve l PHONO 1 or PHONO 2 input jacks.
8 3. Connect a m icrophon e (not sup- plied) to the m ixer . • If the microphone has an XLR plug, conn ect it to MIC on the top left corner of the front panel. • If the microphone has a 1 / 4 -inch plug, con nect it to MIC on the low- er right corne r of the back pan el.
9 CONNECTING HEADPHONES To listen in pri vacy or monitor the au- dio sour ce inputs s o you can locate an exact passage or section before mix- ing it, plug a pair o f stereo hea d- phones (not supplied) wi th a 1 / 4 -inch plug into t he PHONES jack on the mix- er’s ri ght front panel.
10 OPE R ATION 1. Set th e vol ume l evels on the out - put devices (receiver/ampl ifier and tape deck) to m inimum and turn them on. 2. Press POWER to turn on the mix- er . The red power indicator lights. 3. T urn on the input s ources you want to mix.
11 Rotate M ASTER clo ckwi se and t emp o- rarily s e t it to about the 5th marker. Note: The MASTER volu me control adjusts t he overall volu me of DJ M IC , CH1 , CH2 , and CH3 . The m ixer uses two volume u nit (VU) meters to in dicate t he total s tereo out - put signal level.
12 If you did not connect an input source to every jack or do not want to m ix ev- ery input source c on nected t o the m ix- er’s input jacks, you do n ot need to follow all the steps in this se ction. Af- ter you decide which sourc e(s) you want to pres et and m ix, use t his table to determine which steps to foll o w.
13 4. Stop playback of the selected i n- put source. 5. T o pre set the LINE 1 i np ut source, set PHONO 1 / LINE 1 to LI NE 1. Then repeat Steps 2–4. Note: If you have to readjust MAS- TER when performing Step 3, re- membe r that this af fects the level of the previously pre set in put sources.
14 13. S lowly slide up the CH 3 volume level slide control unt il you get a reading of up to 0 on both VU me ters . Im p ortant: Wri te do wn or rem em - ber the CH 3 volume level sli de control’s .
15 MIXING THE I NPUTS You can connec t i nput sign als fr om up to s ix audio sources, select any two, then mix them so only one or both play t hrou gh your sound syst em.
16 3. Press CUE ASSIGN f or the s econd input source. 4. Set the input source selector to the input source you want to mo n- itor . 5. Start playba ck of the in put source you want to play next through your sound system . 6. I f necess a ry: • Adjust CUE LEVEL to a com fort- able li stening l evel.
17 • Do not sl ide CROSS F ADER to the center if you w ant to monitor one channel while the other is playing. Otherwise, the soun d from the channel you monitor w ill also be heard throug h your sound system. Instead, slid e CROSS F ADER to the channel you are not monitor- ing.
18 USING THE T ONE CONTROL S Your mixer has one s et of tone con- trols for t he micr ophone a nd an oth er set for channe ls 1, 2, and 3. You can tailor the high and low frequency sounds for the microphon e an d t ailor the high, low, and mid frequency sounds for channels 1, 2, and 3.
19 T ROUBLES HOOTING With proper care and h andling, your mixer should giv e you years of trouble-free service. However, if your SSM- 1250 is not working properly, follow these sugges- tions to s ee if you ca n eliminate the probl em. If yo u cannot, ta k e the mixer to your local RadioShack store for a ssistance.
20 CARE AND MA INTENA NCE Your Optim us SSM-1250 3-Ch annel Stereo Audio Mixer is an e xample of superior design and craftsmanshi p. The f o llowing suggestions will help you c are f or your mixer so you c an enj oy it for years. Keep the mixer dry. If it gets wet, wipe i t dry immediately.
21 REPLACING THE FUSE The mixer uses a fuse for protection from power s urges and short circuits. If the mixer suddenly turns off and will not turn on, check the fuse. If neces- sary, rep lace the f u se with a 0.5-amp, 250-volt, fast-acting, 1 1 / 4 × 1 / 4 inc h fu se such as Ca t.
22 SPECIFICATIONS Input Sensitivity/Input Impedance DJ Mic (XLR jack) . .......... ....... ..... 1.5 mV /600 O hms, Bal anced/Unbala nced Mic 2 (P hone jack ) ...................... 1.5 mV /600 O hms, B alanc ed/Unbala nced PHONO 1 , PHONO 2 .. ..... .
23 NOTES 32-3 009.fm Page 2 3 T ue s day, Au gust 10 , 1999 8:31 AM.
Ra di oSha ck A Divisi o n of T andy Corporation Fort Worth, T exa s 76102 6A7 Pr in ted i n Ch ina Lim it ed One-Y ear W arranty This pr oduct is warrant ed by Ra dioShack ag ainst manufac turing def.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Optimus SSM-1250 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Optimus SSM-1250 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Optimus SSM-1250, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Optimus SSM-1250 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Optimus SSM-1250, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Optimus SSM-1250.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Optimus SSM-1250. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Optimus SSM-1250 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
