Nilfisk-ALTO S-8 инструкция обслуживания

User's Manual LTO R www .altoproaudio.com V ersion 2.0 Dec. 2002 English 8- CHANNEL MIXING CONSOLE S-8[...]

1 SAFETY RELA TED SYMBOLS CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN Protective Ground T erminal AC mains (Alternating Current) Hazardous Live T erminal ON: Denotes the product is turned on. OFF: Denotes the product is turned off. W ARNING Describes precautions that should be observed to prevent the possibility of death or injury to the user . CAUT[...]

2 PREF ACE Dear Customer: Thank you very much L TO AUDIO TEAM Thank you for choosing the L TO S-8 8-Channel Mixing Console, which is the result of our L TO AUDIO TEAM's endeavours. For the L TO AUDIO TEAM, music and audio is more than a profession, it is a passion and an obsession! We have, in fact, been designing professional audio products f[...]

3 T ABLE OF CONTENTS 1.INTRODUCTION.........................................................................................................................................................4 2.FEA TURES.....................................................................................................................................................[...]

4 Y our S-8 is a 8-channel mixer and it is one of the most popular compact mixing consoles in the world. In fact it has been sold already in terms of thousands of units worldwide. Despite its compact dimensions, great performances and sound quality are insured thanks to the specification of the components used and the building quality . Y our S-8 i[...]

5 5 Input for Microphone and line provided with balanced 1/4" jack and XLR. Channel 5 features stereo Line input 1 additional input for Line level signal provided with balanced TRS 1/4" jacks The Microphone preamplifiers are Ultra Low Noise and are provided with +48 V olt Phantom Power Pre-fader and post-fader Auxiliary bus Main Output an[...]

6 3. READY TO ST ART? 3.1 Please check the AC V oltage available in your Country before connecting your S-8 to the AC socket. 3.2 Be sure that the main power switch is turned off before connecting the Mixer to the AC socket. Also, you should make sure that all Input and Output Controls are turned down. This will avoid damages to your speakers and a[...]

7 4. CONTROL ELEMENTS 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 MIC 1 MIC 2 MIC 3 MIC 4 LINE IN 1 TRIM LINE IN 2 TRIM LINE IN 3 TRIM LINE IN 4 TRIM BAL OR UNBAL BAL OR UNBAL BAL OR UNBAL BAL OR UNBAL BAL OR UNBAL BAL OR UNBAL BAL OR UNBAL BAL OR UNBAL LOW CUT 75Hz 18dB/Oct LOW CUT 75Hz 18dB/Oct LOW CUT 75Hz 18dB/Oct LOW CUT 75Hz 18dB/Oct LOW CUT 75Hz 18dB/Oct [...]

8 1 2 3 4. CONTROL ELEMENTS 4.1 The mono MIC/LINE channels 4 4.2 INPUT LEVEL setting This Control is provided with 2 different indication rings: One is for the Microphone and the other for the Line levels. When you use a microphone you shall read the OUTSIDE ring (0-60 dB), When you use a Line level instrument you shall read the INSIDE ring (+15~-4[...]

9 5 4.4 STEREO INPUTS These are Channel 5 through 8. They are organised in stereo pair (5&6 pair also features XLR Mic Input) and they are provided with 1/4" TRS phone sockets. If you connect only the left jack, the input will operate in mono mode. 4.5 The 3 BANDS EQUALISER A 3-band equaliser is provided for all input channels with a wide [...]

10 9 4.6 AUX SENDS 10 4.7 P AN This is the P ANORAMA control, or balance control. Y ou can adjust the stereo image of the signal via this Control. Keep this control in center position and your signal will be positioned in the middle of stage. T urn this control fully counterclockwise and the signal will be present only on the left speaker and vice-[...]

11 4.1 1 MASTER SECTION 14 - MAIN MIX LEVEL This Control sets the amount of signal sent either to the Main Out socket or to the T ape Output. 15 - LED METER This stereo 12 segments Led Meter will indicate the level of the overall output signal. 16 - 2 TRACK signal path 17 - AUX RETURN 16 18 17 15 14 AUX RETURN 1 -+ 1 5 8 -+ 1 5 8 MAIN MIX LEVEL -4 [...]

21 23 22 1 2 STEREO AUX RETURN AUX SEND 2-TRACK IN/OUT T APE IN T APE OUT LEFT RIGHT L R 1 2 LEFT(MONO) RIGHT 21 - 2-TRACK IN/OUT Use the T ape input if you wish to listen to your Mix from a T aper Recorder or DA T , Y ou can assign the signal coming form the T aper Recorder either to a pair of studio monitor using the Control Room assignment on th[...]

13 4.12 REAR P ANEL DESCRIPTION 4 Use only with a 250V fuse POWER ON OFF PHANTOM RA TED POWER CONSUMPTION: 18W LEFT RIGHT RIGHT LEFT MAIN MIX OUTPUT (BAL/UNBAL) CONTROL ROOM OUTPUT CAUTION: REPLACE WITH THE SAME TYPE FUSE AND RA TING DISCONNECT SUPPL Y CORD BEFORE CHANGING FUSE CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN W ARNING: SHOCK HAZARD A VIS[...]

T urn down all Input and Output Gain Controls. Connect phantom powered microphones before switching on the +48V olt Phantom Power switch. If you have a power amplifier connected to your S-8 set the Level of the amplifier at no more than 70%. Now , set the CONTROL ROOM/PHONES level at no more than 50%. In this way you will be able to hear later what[...]

15 Strain Clamp Sleeve Ti p Ring Sleeve=Ground/Screen Ring=Return Signal T ip=Send Signal Use for Pre-Gain Channel Inserts 1/4" Stereo (TRS) Jack Plug Strain Clamp Sleeve Ti p Ring Sleeve=Ground/Screen Ring=Right Signal T ip=Left Signal Use for Headphone, Stereo Return 1/4" Stereo (TRS) Jack Plug Strain Clamp Sleeve Ti p Sleeve=Ground/Scr[...]

16 Sleeve=Ground/Screen T ip=Signal Sleeve=Ground/Screen Ring=Return Signal (Connected together) T o Channel Insert T o T ape or FX Input 'T apped' Connection Direct Output Lead (Enables the Insert to be used as a Direct Output while maintaining the channel signal flow) Sleeve Sleeve=Ground/Screen Ring=Return Signal T ip=Send Signal T o C[...]

17 6. FOR THE EXPERTS WHO W ANT TO KNOW MORE Modification on mono and stereo channels Before Disconnect the POST route Aux (PRE) POST After Aux (PRE) POST Solder the PRE route As we have told you previously in this Manual, the Aux Send 2 Control both on Mono and stereo channels is factory wired as POST -F ADER. If you have some skill in electronic [...]

18 7. SYSTEM BLOCK DIAGRAMS[...]

19 8. TECHNICAL SPECIFICA TION Mono input channels Stereo input channels Line input Balanced Frequency response 10Hz to 55kHz, 3dB + Distortion (THD & N) 0.005% at +4dBu, 1kHz Impedances Microphone input 1.4kOhm Channel Insert return 2.5kOhm All other inputs 10kOhm or greater T ape out 1kOhm All other output 120Ohm Equalization Hi shelving + 15[...]

20 9. W ARRANTY 1. W ARRANTY REGISTRA TION CARD T o obtain Warranty Service, the buyer should first fill out and return the enclosed W arranty Registration Card within 10 days of the Purchase Date. All the information presented in this W arranty Registration Card gives the manufacturer a better understanding of the sales status, so as to purport a [...]

SEIKAKU TECHNICAL GROUP LIMITED No. 1, Lane 17, Sec. 2, Han Shi W . Road, T aichung, 401 T aiwan http://www .altomobile.com T el: 886-4-22313737 email: info@altomobile.com Fax: 886-4-22346757 All rights reserved to AL TO Mobile. Due to continued development in response to customer feedback, product features, specifications and/or internal/external [...]