231
User Manual
2-Series
Graphic Equalizers
131
215
231
®
2
WARNING FORYOUR PROTECTION
PLEASE READ THE FOLLOWING:
KEEP THESE INSTRUCTIONS
HEED ALL WARNINGS
FOLLOW ALL INSTRUCTIONS
DO NOT USE THIS APPARATUS NEAR WATER
CLEAN ONLY WITH A DRY CLOTH.
DO NOT BLOCK ANY OF THE VENTILATION OPENINGS. INST
ALL IN ACCORDANCE WITH
THE MANUFACTURER’S INSTRUCTIONS.
DO NOT INSTALL NEAR ANY HEAT SOURCES SUCH AS RADIATORS, HEAT REGISTERS,
STOVES, OR OTHER APPARA
TUS (INCLUDING AMPLIFIERS) THAT PRODUCE HEAT.
ONLY USE ATTACHMENTS/ACCESSORIES SPECIFIED BY THE MANUFACTURER.
UNPLUG THIS APPARATUS DURING LIGHTNING STORMS OR WHEN UNUSED FOR LONG
PERIODS OF TIME.
Do not defeat the safety purpose of the polarized or grounding-type plug. A polar-
ized plug has two blades with one wider than the other. A grounding type plug has
two blades and a third grounding prong. The wide blade or third prong are provided for your safety. If the provided plug does not fit your outlet, consult an elec
-
trician for replacement of the obsolete outlet.
Protect the power cord from being walked on or pinched particularly at plugs, con-
venience receptacles, and the point where they exit from the apparatus.
Use only with the cart stand, tripod bracket, or table specified by the manufacture,
or sold with the apparatus. When a cart is used, use caution when moving the
cart/apparatus combination to avoid injury from tip-over.
Refer all servicing to to qualified service personnel. Servicing is required when
the apparatus has been damaged in any way, such as power-supply cord or plug is
damaged, liquid has been spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has been
dropped.
POWER ON/OFF SWITCH: The Power switch used in this piece of equipment DOES NOT
break the connection from the mains.
MAINS DISCONNECT: The plug shall remain readily operable. For rack-mount or
installation where plug is not accessible, an all-pole mains switch with a contact
separation of at least 3 mm in each pole shall be incorporated into the electrical
installation of the rack or building.
FOR UNITS EQUIPPED WITH EXTERNALLY ACCESSIBLE FUSE RECEPTACLE: Replace fuse
with same type and rating only.
MULTIPLE-INPUT VOLTAGE: This equipment may require the use of a different line
cord, attachment plug, or both, depending on the available power source at installation. Connect this equipment only to the power source indicated on the equipment
rear panel. To reduce the risk of fire or electric shock, refer servicing to qualified
service personnel or equivalent.
This Equipment is intended for rack mount use only.
SAFETY INSTRUCTIONS
NOTICE FOR CUSTOMERS IF YOUR UNIT IS EQUIPPED
WITH A POWER CORD.
WARNING:THISAPPLIANCEMUSTBE EARTHED.
The cores in the mains lead are coloured in accordance with
the following code:
GREEN and YELLO W - Earth BLUE - Neutral BR O WN - Liv e
As colours of the cores in the mains lead of this appliance may
not correspond with the coloured markings identifying the terminals in your plug,proceed as follows:
• The core which is coloured green and yellow must be
connected to the terminal in the plug marked with the
letter E,or with the earth symbol, or coloured green, or
green and yellow.
• The core which is coloured blue must be connected to
the terminal marked N or coloured black.
• The core which is colour ed br own m ust be connected to
the terminal marked L or coloured red.
This equipment may require the use of a different line cord,
attachment plug, or both, depending on the available power
source at installation. If the attachment plug needs to be
changed, refer servicing to qualified service personnel who
should refer to the table below. The green/yellow wire shall be
connected directly to the units chassis.
WARNING:If the ground is defeated,certain fault conditions in
the unit or in the system to which it is connected can result in
full line voltage between chassis and earth ground. Severe injury
or death can then result if the chassis and earth ground are
touched simultaneously.
The symbols shown above are internationally accepted
symbols that warn of potential hazards with electrical
products. The lightning flash with arrowpoint in an equilateral triangle means that there are dangerous voltages
present within the unit. The exclamation point in an equilateral triangle indicates that it is necessary for the user to
refer to the owner’s manual.
These symbols warn that there are no user serviceable
parts inside the unit. Do not open the unit. Do not
attempt to service the unit yourself. Refer all servicing to
qualified personnel. Opening the chassis for any reason
will void the manufacturer’s warranty. Do not get the unit
wet. If liquid is spilled on the unit, shut it off immediately
and take it to a dealer for service. Disconnect the unit
during storms to prevent damage.
CAUTION
IMPORTANT SAFETY INSTRUCTIONS
RISK OF ELECTRIC SHOCK
ATTENTION:
WARNING:
SHOCK DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE
DO NOT OPEN
RISQUE DE CHOC ELECTRIQUE - NE PAS OUVRIR
TO REDUCE THE RISK OF FIRE OR ELECTRIC
CONDUCTOR
L
NEUTRAL
N
E
EARTH GND
Normal Alt
LIVE
BROWN
BLUE
GREEN/YEL
WIRE COLOR
BLACK
WHITE
GREEN
3
U.K. MAINS PLUG WARNING
A molded mains plug that has been cut off from the cord is unsafe.
Discard the mains plug at a suitable disposal facility. NEVER UNDER
ANY CIRCUMSTANCES SHOULD YOU INSERT A DAMAGED OR CUT
MAINS PLUG INTO A 13 AMP POWER SOCKET. Do not use the
mains plug without the fuse cover in place. Replacement fuse covers
can be obtained from your local retailer. Replacement fuses are 13
amps and MUST be ASTA approved
to BS1362.
LITHIUM BATTERY
WARNING
CAUTION!
This product may contain a lithium battery.There is danger of explosion if the battery is incorrectly replaced.
Replace only with an Eveready CR 2032 or equivalent.
Make sure the battery is installed with the correct polarity. Discard used batteries according to manufacturer’s
instructions.
ADVARSEL!
Lithiumbatteri - Eksplosjonsfare.Ved utskifting benyttes
kun batteri som anbefalt av apparatfabrikanten. Brukt batteri returneres apparatleverandøren.
ADVARSEL!
Lithiumbatteri - Eksplosionsfare ved fejlagtig håndtering.
Udskiftning må kun ske med batteri av samme fabrikat og
type. Levér det brugte batteri tilbage til leverandøren.
VAROITUS!
Paristo voi räjähtää,jos se on virheellisesti asennettu.
Vaihda paristo ainoastaan laitevalmistajan suosittelemaan
tyyppin.Hävitä käytetty paristo valmistajan ohjeiden
mukaisesti.
VARNING!
Explosionsfara vid felaktigt batteribyte. Använd samma batterityp eller en ekvivalent typ som rekommenderas av
apparattillverkaren.Kassera använt batteri enligt fabrikantens instruktion.
IMPORTANT SAFETY INSTRUCTIONS
ELECTROMAGNETIC
COMPATIBILITY
This unit conforms to the Product
Specifications noted on the Declaration
of Conformity. Operation is subject to
the following two conditions:
• this device may not cause harmful
interference,and
• this device must accept any interference received, including interference
that may cause undesired operation.
Operation of this unit within significant
electromagnetic fields should be avoided.
• use only shielded interconnecting
cables.
DECLARATION OF
CONFORMITY
Manufacturer’s Name: dbx Professional Products
Manufacturer’ s Address: 8760 S. Sandy Parkway
Sandy, Utah 84070, USA
declares that the product:
Product name: dbx 131,215 and 231
Note: Product name may be suffixed
by the EU.
Product option: None
conforms to the following Product Specifications:
Safety: IEC 60065 (1998)
EMC: EN 55013 (1990)
EN 55020 (1991)
Supplementary Information:
The product herewith complies with the requirements
of the Low Voltage Directive 72/23/EEC and the EMC
Directive 89/336/EEC as amended by Directive
93/68/EEC.
Vice-President of Engineering
8760 S.Sandy Parkway
Sandy, Utah 84070, USA
Date: April 19,2002
European Contact: Your local dbx Sales and
Service Office or
Harman Music Group
8760 South Sandy Parkway
Sandy, Utah 84070 USA
Ph:(801) 566-8800
Fax:(801) 568-7583
4
User Manual
2-Series
Table of Contents
Safety Info...............................................................3
Service Contact Info...............................................4
Warranty..................................................................5
Introduction and Features......................................6
Operating Controls.................................................7
Connecting the EQ to your system.......................8
Rear Panel Descriptions.........................................8
Installation Considerations.....................................9
Operation and Applications Notes........................9
Specifications ........................................................10
Service Info
If you require technical support, contact dbx Customer Service. Be prepared to
accurately describe the problem. Know the serial number of your unit - this is
printed on a sticker attached to the top panel. If you have not already taken the
time to fill out your warranty registration card and send it in, please do so now.
Before you return a product to the factory for service, we recommend you refer to
the manual. Make sure you have correctly followed installation steps and operation procedures. If you are still unable to solve a problem, contact our Customer
Service Department at (801) 568-7660 for consultation. If you need to return a
product to the factory for service, you MUST contact Customer Service to obtain a
Return Authorization Number.
No returned products will be accepted at the factory without a Return
Authorization Number.
Please refer to the Warranty information on the following page, which extends to
the first end-user. After expiration of the warranty, a reasonable charge will be
made for parts, labor, and packing if you choose to use the factory service facility.
In all cases, you are responsible for transportation charges to the factory. dbx will
pay return shipping if the unit is still under warranty.
Use the original packing material if it is available. Mark the package with the
name of the shipper and with these words in red: DELICATE INSTRUMENT, FRAGILE! Insure the package properly. Ship prepaid, not collect. Do not ship parcel
post.
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