BOSSCO EQ-200 User manual

Owner’s Manual
Before using this unit, carefully read “USING THE UNIT SAFELY” and “IMPORTANT NOTES” (the leaet “USING THE UNIT SAFELY”and the Owner’s
Manual (p. 14)). After reading, keep the document(s) where it will be available for immediate reference.
© 2019 Roland Corporation

2
Panel Descriptions
Top Panel
1 2
3
4 5
6 7
8 9
1 Graphic equalizer
A ten-band graphic equalizer that provides ±15 dB of
adjustment in the range of 30 Hz–12.8 kHz (the center
frequency varies according to type).
2 [LEVEL] slider
Compensates for the volume dierence when switching
between normal and eect sound.
3 Display
Visually indicates the state of the equalizer, or shows
memory numbers or parameters.
4 [CHANNEL] button
Switches the display between showing the states of
channels A or B, or showing the memory number.
Preventing accidental operation (panel lock)
By long-pressing the [CHANNEL] button you can toggle
between enabling operation of the equalizer and
buttons (unlocked) or disabling operation (locked).
If you operate the unit while it is locked, the display
indicates “LOCKED.”

Panel Descriptions
3
5 CHANNEL indicator
Indicates the currently selected channel.
When the indicator is unlit, the display shows the
memory number.
* If the LINK parameter (p. 9) is ON, indicators A and B are both lit.
6 [MEMORY] button
Switches or saves memories (MANUAL, 1–127) (p. 6).
The memory is switched each time you press the
[MEMORY] button.
7 MEMORY indicator
Indicates the currently selected memory.
If a memory 5–127 is selected, the indicator is unlit.
8 [ON/OFF] switch
Switches the eect on/o.
9 [MEMORY] switch
Switches memories (p. 6).
MEMO
5 The function of the footswitch can be changed by“SW
FNC” (ON/OFF SW FUNCTION), “MEM FNC” (MEMORY SW FUNCTION).
5 Regardless of the function of the footswitch, you
can hold down the [MEMORY] button and press the
[MEMORY] switch to increment the memory number
or press the [ON/OFF] switch to decrement the
memory number.

Panel Descriptions
4
Rear Panel (Connecting Your Equipment)
* To prevent malfunction and equipment failure, always turn down the
volume, and turn o all the units before making any connections.
A B C D
A INPUT (A/MONO, B) jacks
Connect your guitar, bass, or eect unit here.
Use the A and B jacks if connecting an eect unit that
has stereo output. Use only the A jack if using this unit
in mono.
Turning On/O the Power
The INPUT A jack also operates as the power switch.
The power turns on when you insert a plug into the
INPUT A jack.
When powering up
Power-up equipment such as your guitar amp last.
When powering down
Power-down equipment such as your guitar amp rst.
* Before turning the unit on/o, always be sure to turn the volume
down. Even with the volume turned down, you might hear some
sound when switching the unit on/o. However, this is normal and
does not indicate a malfunction.
B OUTPUT (A/MONO, B) jacks
Connect this jack to your amp or monitor speakers.
Use only the OUTPUT A jack if using this unit in mono.
Even sound that is input in stereo is output in mono.
C CTL 1, 2/EXP jack
Using the jack as CTL 1/2
You can connect a footswitch (sold separately: FS-5U,
FS-6, FS-7) and use it to switch memories or channels
(p. 7).

Panel Descriptions
5
Using the jack as EXP
You can connect an expression pedal (sold separately:
EV-30, Roland EV-5, etc.) and use it to control the
volume of the eect sound.
* Use only the specied expression pedal. By connecting any other
expression pedals, you risk causing malfunction and/or damage
to the unit.
D DC IN jack
An AC adaptor (sold separately: PSA-S series) can be
connected to this jack.
* Use only the specied AC adaptor (sold separately: PSA-S series)
and plug it into an AC outlet of the correct voltage.
* If the AC adaptor is connected while power is on, the power supply
is drawn from the AC adaptor.
Side Panel (Connecting Your Equipment)
E F
E MIDI jacks
Use a TRS/MIDI connecting cable (sold separately:
BMIDI-5-35) to connect an external MIDI device. You can
use an external MIDI device to switch the memories of
this unit.
* Do not connect an audio device here. Doing so will cause
malfunctions.
F USB port
Connect your computer using a commercially available
USB cable that supports USB 2.0.
* Do not use a micro USB cable that is designed only for charging a
device. Charge-only cables cannot transmit data.
* This is used only for program updates.

6
Saving to Memory
Here’s how to save equalizer settings that you edited.
1. Long-press the [MEMORY] button.
The display indicates“WRITE TO:.”
2. Press the [MEMORY] switch or the [ON/
OFF] switch to select the save-destination
(MAN, 1–127).
You can also select the save-destination by pressing
the [MEMORY] button.
If you decide to cancel, press the [CHANNEL] button.
3. Long-press the [MEMORY] button to conrm
the save-destination.
The memory is saved.
Switching Memories
Here’s how to recall a saved memory.
1. Press the [MEMORY] button to select a
memory.
Each time you press the button, you cycle through
the memories in the order of “MAN (manual) 01
02 03 04 ...1270MAN...”
You can also switch memories by holding down the
[MEMORY] button and press the [MEMORY] or [ON/
OFF]switch.
MEMO
By changing the EXT FROM (EXTENT FROM), EXT TO (EXTENT
TO) settings (p. 9) you can specify the range within
which memories are switched.
What is “MAN” (manual)?
If STRUCT (STRUCTURE)=PARA and LINK=ON, selecting
“MAN”applies the equalizer with settings that
correspond to the position of the graphic equalizer’s
sliders.
For other settings, the settings saved in MAN are
recalled.
Saving and Switching Memories

7
Basic Operation
1. Press the [CHANNEL] button and [MEMORY]
button simultaneously.
You enter menu mode.
2. Press the [CHANNEL] button or [MEMORY]
button to select a parameter.
3. Press the [ON/OFF] switch or [MEMORY] switch
to change the value.
4. Press the [CHANNEL] button and [MEMORY]
button simultaneously.
You exit menu mode.
Assigning functions to external pedals
You can connect footswitches (sold separately: FS-5U, FS-6, FS-7)
to the CTL 1, 2/EXP jack, and use them to switch memories or
channels.
Use the menu items“C1 FNC”or “C2 FNC” to make these settings
(p. 8).
FS-5U FS-6/FS-7
CTL 2 CTL 1 CTL 2 CTL 1
CTL 2
CTL 1
CTL 1
FS-5U x2
FS-5U FS-6/FS-7
Overall Settings (Menu)

Overall Settings (Menu)
8
MENU Parameter List
Parameter Explanation
SW FNC
(ON/OFF FUNCTION)
MEM FNC
(MEMORY FUNCTION)
C1 FNC
(CTL1 FUNCTION)
C2 FNC
(CTL2 FUNCTION)
Specify the function of the [ON/OFF]
switch, [MEMORY] switch, and the
footswitches connected to the CTL 1, 2/
EXP jack.
* The functions that can be assigned dier
depending on the switch.
OFF: No operation.
ON/OFF: Turn the equalizer on/o.
M-UP (MEMORY UP),
M-DN (MEMORY DOWN):Select a memory
according to the MEMORY EXTENT
(p. 9) setting.
M-UP+ (MEMORY UP, ON/OFF),
M-DN+ (MEMORY DOWN, ON/OFF):Select
memories according to the MEMORY
EXTENT (p. 9) settings. Long-press the
switch to turn the eect on/o.
MAN (MANUAL):Select manual.
M1–127 (MEMORY 1–127):Select memories
1–127.
Parameter Explanation
SW FNC
(ON/OFF FUNCTION)
MEM FNC
(MEMORY FUNCTION)
C1 FNC
(CTL1 FUNCTION)
C2 FNC
(CTL2 FUNCTION)
A, B (A, B ON/OFF):Turn channel A (or B) on/
o (if LINK is “ON,” turn A and B on/o
simultaneously).
A+, B+ (A, B ON/OFF+):Switch memories.
Long-press the switch to turn channel A
(or B) on/o (if LINK is “ON,” turn A and B
on/o simultaneously).
EXP FNC
(EXPRESSION FUNCTION)
Species the function of an expression
pedal connected to the CTL 1, 2/EXP jack.
A: Adjusts the level of channel A.
B: Adjusts the level of channel B.
TOTAL: Adjusts the overall output level.
EXP MIN
(EXPRESSION MIN)
EXP MAX
(EXPRESSION MAX)
Species the variable range of the
parameter controlled by EXPRESSION
FUNCTION.
0–100: Specify the minimum and
maximum values.

Overall Settings (Menu)
9
Parameter Explanation
SW PREF
(ON/OFF PREFERENCE)
MEM PREF
(MEMORY PREFERENCE)
CTL1 PREF
(CTL1 PREFERENCE)
CTL2 PREF (CTL2
PREFERENCE)
EXP PREF
(EXPRESSION PREFERENCE)
MEM, SYS: Choose whether to use the
settings of each memory or the settings
common to the entire unit.
STRUCT (STRUCTURE)
Species how the A and B channel
equalizers are connected.
PARA (PARALLEL):INPUT/OUTPUT jacks A
and B are connected to channels A and B
respectively.
INPUT A OUTPUT A
INPUT B OUTPUT B
A
B
SERIES: The A and B channel equalizers
are connected in series.
INPUT A OUTPUT A
A
INPUT B OUTPUT B
B
The input is mixed to mono, and the same
signal is output from A and B.
&For details, refer to “About STRUCT (STRUCTURE)”
(p. 11).
Parameter Explanation
TYPE
Changes the center frequencies of the
sliders.
30.800.12K: 30/60/120/200/400/800/1.6k/
3.2k/6.4k/12.8k (as printed on the panel)
32/1k/16k: 32/63/125/250/500/1k/2k/4
k/8k/16k
28/880/14k:
28/55/110/220/440/880/1.75k/3.5k/7k/14k
LINK
Species whether the equalizer settings
are shared by channels A and B.
OFF: Channels A and B can be set
independently.
ON: Channels A and B use the same
settings.
EXT FROM (MEMORY
EXTENT FROM)
EXT TO (MEMORY
EXTENT TO)
Species the extent of memory switching
(MEMORY EXTENT FROM–TO).
MAN, M-1–
127
RX CH (MIDI RECEIVE
CHANNEL)
Species the MIDI receive channel.
If this is “OFF,” MIDI messages are not
received.
1–16, OFF
TX CH (MIDI TRANSMIT
CHANNEL)
Species the MIDI transmit channel.
If this is “OFF,” MIDI messages are not
transmitted.
1–16, RX (RECEIVE), OFF
PC IN Species whether program changes are
received (ON) or not received (OFF).

Overall Settings (Menu)
10
Parameter Explanation
PC OUT Species whether program changes are
transmitted (ON) or not transmitted (OFF).
CC IN Species whether control changes are
received (ON) or not received (OFF).
CC OUT Species whether control changes are
transmitted (ON) or not transmitted (OFF).
SW CC (ON/OFF SW CC)
MEM CC (MEMORY CC)
CTL1 CC
CTL2 CC
EXP CC (EXPRESSION
CC)
Species the controller number
corresponding to each controller.
OFF, 1–31, 64–95
EFX SW CC Directly turns the eect on/o.
MIDI THRU
Species whether MIDI messages received
at the MIDI IN connector are retransmitted
without change from the MIDI OUT
connector (ON) or are not retransmitted
(OFF).
CONTRAST Adjusts the contrast of the display.
1–10
Parameter Explanation
PC#1–128
Species the memory that is selected by
each incoming program change.
OFF, MAN, M-1–127
PC# transmitted from the EQ-200
Memory Program number
MAN 1
MEMORY 1–127 2–128

Overall Settings (Menu)
11
About STRUCT (STRUCTURE)
STRUCT (STRUCTURE)= PARA (PARARELL), LINK = ON
Operates as a stereo EQ.
INPUT A
EQ A
EQ B
OUTPUT A
OUTPUT B
Linked
INPUT A
INPUT B
EQ A
EQ B
OUTPUT A
OUTPUT B
Linked
STRUCT (STRUCTURE)= PARA (PARARELL), LINK = OFF
Operates as two independent mono EQs.
INPUT B
EQ A
EQ B
INPUT A OUTPUT A
OUTPUT B
Not linked
Post EQ
Pre EQ
Guitar
Distortion-type
external eect
STRUCT (STRUCTURE) = SERIES
If you set the unit's footswitch settings to A and B, it
operates as two mono EQ units connected in series.
INPUT A
INPUT B
EQ A
OUTPUT A
EQ B
OUTPUT B

12
Appendix
Returning to the Factory Settings (Factory Reset)
Here’s how to return the EQ-200 to its factory-set state.
1. While holding down the [ON/OFF] switch and
[MEMORY] switch, turn on the power (insert a
plug into the INPUT A jack).
The display indicates“FACTORY RESET.”
2. Press the [MEMORY] switch.
The display indicates“ARE YOU SURE?.”
If you decide to cancel, press the [ON/OFF] switch.
3. Press the [MEMORY] switch.
The factory reset is executed.
4. When the display indicates“COMPLETED,” turn
the power o and on again.
Installing Batteries
Insert the batteries as shown below, being careful to
orient the batteries correctly.
* Batteries should always be installed or
replaced before connecting any other
devices. This way, you can prevent
malfunction and damage.
* If operating this unit on batteries, please
use alkaline batteries.
* Even if batteries are installed, the unit
will turn o if you connect or disconnect
the power cord from the AC outlet while
the unit is turned on, or if you connect or
disconnect the AC adaptor from the unit.
When this occurs, unsaved data may be
lost. You must turn o the power before
you connect or disconnect the power cord
or AC adaptor.
* When turning the unit over, be careful so
as to protect the buttons and knobs from damage. Also, handle the unit
carefully; do not drop it.
* If you handle batteries improperly, you risk explosion and uid leakage.
Make sure that you carefully observe all of the items related to batteries
that are listed in“USING THE UNIT SAFELY”and “IMPORTANT NOTES”
(leaet “USING THE UNIT SAFELY” and Owner’s manual).
* “BATTERY LOW”will appear on the display if the batteries are low. Replace
them with new ones.

Appendix
13
Attaching the Rubber Feet
You can attach the rubber feet (included) if necessary.
Attach them in the locations shown in the illustration.
* Using the unit without rubber feet may damage the oor.
Main Specications
BOSS EQ-200: GRAPHIC EQUALIZER
Power Supply
Alkaline battery (AA, LR6) x 3,
AC adaptor (sold separately)
Current Draw 170 mA
Expected Battery Life
Under Continuous Use
Alkaline: Approx. 7 Hours
* These gures will vary depending on the actual
conditions of use.
Dimensions
101 (W) x 138 (D) x 60 (H) mm / 4 (W) x 5-7/16 (D) x 2-3/8
(H) inches
101 (W) x 138 (D) x 62 (H) mm / 4 (W) x 5-7/16 (D) x 2-1/2
(H) inches (including rubber foot)
Weight 700 g / 1 lb 9 oz (including batteries)
Accessories
Owner’s Manual
Leaet“USING THE UNIT SAFELY”
Alkaline battery (AA, LR6) x 3
Rubber foot x 4
Options
AC adaptor: PSA-S series
Footswitch: FS-5U
Dual footswitch: FS-6, FS-7
Expression pedal: FV-500H, FV-500L, EV-30, Roland EV-5
MIDI/TRS connecting cable: BMIDI-5-35
* 0 dBu = 0.775 Vrms
* This document explains the specications of the product at the time that
the document was issued. For the latest information, refer to the Roland
website.

14
CAUTION
Keep small items out of the reach of children
To prevent accidental ingestion of the parts
listed below, always keep them out of the reach
of small children.
• Included Parts
Rubber feet (p. 13)
Additional Precautions
• Roland assumes no liability concerning the restoration of
any stored content that has been lost.
• Never strike or apply strong pressure to the display.
• Do not use connection cables that contain a built-in
resistor.
USING THE UNIT SAFELY/IMPORTANT NOTES

USING THE UNIT SAFELY/IMPORTANT NOTES
15
Intellectual Property Right
• This product includes third party open source software.
Copyright (c) 2009-2017 ARM Limited. All rights reserved.
Licensed under the Apache License, Version 2.0 (the
“License”); You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
• Roland, BOSS are either registered trademarks or
trademarks of Roland Corporation in the United States
and/or other countries.
• Company names and product names appearing in this
document are registered trademarks or trademarks of
their respective owners.