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Alto OEX-400S User Manual

Stereo full-range compact portable sound system with 24-bits digital effects
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SEIKAKU TECHNICAL GROUP LIMITED
NO. 1, Lane 17, Sec. 2, Han Shi West Road, Taichung 40151, Taiwan
http://www.altoproaudio.com Tel: 886-4-22313737
email: info@altoproaudio.com Fax: 886-4-22346757
All rights reserved to ALTO. All features and content might be changed
without prior notice. Any photocopy, translation, or reproduction of part of this
manual without written permission is forbidden. Copyright
c
2009 Seikaku Group
NF03374-1.2
OEX-400S
STEREO FULL-RANGE COMPACT PORTABLE SOUND SYSTEM
WITH 24-BITS DIGITAL EFFECTS
PHANTOM
(CH1-4)
OFF
ON
EQ
HI
-15
+15
LOW
-15
+15
DSP
/FX
POST
-
+10
PAN
LEFT
RIGHT
-
+10
LEVEL
MIC
LINE
MIC/LINE
1
USER'S MANUAL
MP3 PLAYER
00
MP3
USB REP
03 : 08
ALL
OEX-400s
WARM HALL
EQ
EQ
EQ
EQ
REV+CHORUS 2
BRIGHT HALL
REV+CHORUS 1
WARM ROOM
HI
HI
HI
HI
REV+DELAY 4
BRIGHT ROOM
-15
+15
-15
+15
-15
+15
-15
+15
REV+DELAY 3
VOCAL 1
REV+DELAY 2
VOCAL 2
REV+DELAY 1
VOCAL 3
STEREO+DELAY 2
PLATE
LOW
LOW
LOW
LOW
STEREO+DELAY 1
PRESETS
-15
+15
-15
+15
-15
+15
-15
+15
DSP
DSP
DSP
DSP
PEAK
POWER
/FX
/FX
/FX
/FX
POST
POST
POST
POST
MUTE
OUTPUT
LEVEL
-
+10
-
+10
-
+10
-
+10
+10
PAN
PAN
PAN
BAL
DSP
0
24 Bit digital effects
-10
LEFT
RIGHT
LEFT
RIGHT
LEFT
RIGHT
LEFT
RIGHT
-
+10
LEVEL
-30
L
R
MASTER
-
+10
-
+10
-
+10
-
+10
0
10
-
+10
LEVEL
LEVEL
LEVEL
LEVEL
FX RET
LEVEL
PHONES
(MP3)
MIC
LINE
MIC
LINE
MIC
LINE
LINE
L
IN
R
L
LEFT(MONO)
FX RETURNS
(MIN. LOAD 4 Ohms)
R
MIC/LINE
MIC/LINE
MIC/LINE
RIGHT
FX SEND
L
OUT
R
2
3
4
5/6
CD/TAPE
SPK.OUT
www.altoproaudio.com
Version 1.2 DEC. 2010
English

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Summary of Contents for Alto OEX-400S

  • Page 1 NO. 1, Lane 17, Sec. 2, Han Shi West Road, Taichung 40151, Taiwan http://www.altoproaudio.com Tel: 886-4-22313737 email: info@altoproaudio.com Fax: 886-4-22346757 All rights reserved to ALTO. All features and content might be changed www.altoproaudio.com without prior notice. Any photocopy, translation, or reproduction of part of this Version 1.2 DEC.

  • Page 2: Warranty Registration Card

    9. WARRANTY 1. WARRANTY REGISTRATION CARD To obtain Warranty Service, the buyer should first fill out and return the enclosed Warranty Registration Card within 10 days of the Purchase Date. All the information presented in this Warranty Registration Card gives the manufacturer a better understanding of the sales status, so as to provide a more effective and efficient after-sales warranty service.

  • Page 3: Technical Specification

    8. TECHNICAL SPECIFICATION IMPORTANT SAFETY INSTRUCTION FAT analysis Supports FAT 16 and FAT 32, Supports VFAT (long file CAUTION WARNING name), Supports multi-partion up to 1 MP3 DECODE Supports sample rates 8KHz, 32KHz, 11.025KHz, To reduce the risk of electric shock RISK OF ELECTRIC SHOCK 22.05KHz, 44.1KHz, 12KHz, 24KHz, and 48KHz.

  • Page 4: In This Manual

    Tape Out 1k Ohms All Other Outputs 120 Ohms the OEX-400S, first of all take care of the setting of the L&R cabinets . It is Equalization the development of ALTO's experience and knowledge in speakers field, in order High(...

  • Page 5: Preset List

    Complete these connections as illustrated. e. Before disconnecting the OEX-400S always turn-off the Power switch. f. Do not use solvents to clean your OEX-400S. A dry and clean cloth will be OK. Here you are. It is your first GIG with your...

  • Page 6: Block Diagram

    GIG HOOKUP DIAGRAM 6. BLOCK DIAGRAM USB key MP3 PLAYER USB REP 03 : 08 OEX-400s PHANTOM (CH1-4) WARM HALL REV+CHORUS 2 BRIGHT HALL REV+CHORUS 1 WARM ROOM REV+DELAY 4 BRIGHT ROOM REV+DELAY 3 VOCAL 1 REV+DELAY 2 VOCAL 2...

  • Page 7: Installation And Connection

    5. INSTALLATION AND CONNECTION OEX-400S Ring=Return Signal (Connected together) To Channel Insert Sleeve=Ground/Screen OPTION Tip=Signal OEX-400s PHANTOM (CH1-4) WARM HALL To Tape or FX Input REV+CHORUS 2 BRIGHT HALL WARM ROOM REV+CHORUS 1 REV+DELAY 4 BRIGHT ROOM REV+DELAY 3 VOCAL 1...

  • Page 8: Control Elements

    Use for Headphone 1/4" Stereo (TRS) Jack Plug Sleeve Strain Clamp Tip=Signal Sleeve=Ground/Screen Use for Mono Line In, Mono 1/4"Jack Plugs 1/4" Mono (TS) Jack Plug OEX-400s PHANTOM (CH1-4) WARM HALL REV+CHORUS 2 BRIGHT HALL REV+CHORUS 1 WARM ROOM REV+DELAY 4...
  • Page 9 XLR (MIC IN) socket to connect low impe- dance microphone or low level signal. Use the Before connecting the OEX-400S to the mains supply first check that the 1/4" TRS (LINE IN) jack to connect either a Voltage Selector is showing the correct voltage for your country.

  • Page 10: Pan/Bal Control

    USB ERP EQUALIZER NORMAL Your OEX-400S features a 2-band equalizer allowing you to adjust the high and low frequencies separately on each mono channel. Both bands provide up to When the player is in use, the interface is as follows: +15dB of boost or cut.
  • Page 11 4. CONTROL ELEMENTS 4. CONTROL ELEMENTS USB PORT 11 PRESETS Adjust this knob to select the right effect you wish to perform. There are total For connecting with USB memory. 16 options for you: WARM HALL,BRIGHT HALL, WARM ROOM, BRIGHT ROOM, VOCAL 1, VOCAL 2, VOCAL 3, PLATE, STEREO DELAY1,STEREO DELAY2, REV PREVIOUS + DELAY1, REV + DELAY2, REV + DELAY3, REV + DELAY4, REV + CHORUS1...
  • Page 12 4. CONTROL ELEMENTS 4. CONTROL ELEMENTS 17 FX RTN. Jack 9 Band EQ section (Optional) Use the stereo phone jack to return the sound of an effect unit to the main 25 EQ Switch mix. You can also use it as a extra auxiliary stereo input. Engage this button to add the stereo graphic EQ to the main mix output 18 FX RET CONTROL circuit.It can be used to modify the frequency "contour"...

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