Zoom GFX-4 Operation Manual

Zoom GFX-4 Operation Manual

Guitar effects processor

Advertisement

Operation Manual
CONTENTS
Safety Precautions/Usage Precautions
Introduction
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
Terms Used in This Manual
Controls and Functions
Top Panel
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
Rear Panel
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
Getting Connected
Guitar amp/instrument connection
About the Mono Output
Preparations
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
Power Up
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
Using the Amp Simulator
Operation Guide 1 Selecting Patches for Playing
(1) Turn on the power
(2) Select the patch
(3) Select the bank
(4) Select the group
(5) Use the pedal
Operation Guide 2 Editing Patches
(1) Select module to edit
(2) Switch effect modules on and off
(3) Select the effect type
(4) Edit the effect parameters
Operation Guide 3 Storing/Swapping Patches
(1) Switch the GFX-4 to store mode
(2) Select the store target patch
(3) Select whether to store or swap the patch
(4) Carry out the store/swap process
Operation Guide 4 Using the Tuner (Bypass/Mute) Function
(1) Set the GFX-4 to bypass(mute)
(2) Tune your guitar
(3) Adjust the reference pitch of the tuner
(4) Return to program mode
Editing Operations
Operation Differences of Manual Mode and Program Mode
Setting the Patch Level and Patch Name
Setting the ZNR Threshold
Using the Expression Pedal (RTM function)
PEDAL WAH/PEDAL PITCH Key
Effect Types and Parameters
About module and Effect Types
COMP/OD/ENV module
DRIVE module
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
EQUALIZER module
PEDAL module
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
MODULATION module
DELAY/REVERB module
Other Functions
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
All Initialize
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
Adjusting the Expression Pedal
Troubleshooting
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
Specifications
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
Patch List
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
Creating Your Own Sound
• • • • • • • • • • • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • •
• • • • • • • • • • • • • • • • • • • •
• • • • • •
• • • • • • • • • • • • •
2
3
4
5
5
5
6
6
6
7
7
7
8
10
12
14
16
17
18
18
19
20
21
21
21
22
23
23
24
26
28
28
28
29
29
30
31

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the GFX-4 and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Summary of Contents for Zoom GFX-4

  • Page 1 Operation Manual CONTENTS Safety Precautions/Usage Precautions • • • • • • • • • • • • • • • • • • • • • • • • • • • Introduction • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • Terms Used in This Manual •...
  • Page 2: Safety Precautions/Usage Precautions

    Warning use any other kind of AC adapter. • When using the GFX-4 in an area with a different line voltage, please consult your local ZOOM distributor about acquiring a proper AC adapter. • Environment Avoid using your GFX-4 in environments where it will...
  • Page 3: Introduction

    Introduction Thank you for selecting the ZOOM GFX-4 (simply called the "GFX-4" in this manual). The GFX-4 is a sophisticated Guitar Effects Processor with the following features. Versatile array of effects The Variable Architecture Modeling System (VAMS) adapts the internal configuration of the unit to achieve exactly the desired sound.
  • Page 4: Terms Used In This Manual

    COMP/OD/ENV, DRIVE, EQUALIZER, PEDAL, compact effect device for tailoring certain aspects of MODULATION, and DELAY/REVERB as well as the the sound. In the GFX-4, you can use the six modules ZNR (Zoom Noise Reduction) + AMP SIM (Amp Simulator) simultaneously. Patch OUTPUT...
  • Page 5: Controls And Functions

    TYPE DOWN/UP key [FX panel 1 - 3] Parameter knobs Foot switches 1 - 3 & LEDs Rear Panel OUTPUT STEREO/PHONES jack OUTPUT MONO jack MASTER LEVEL knob INPUT jack AC adapter connector ACTIVE NORMAL switch POWER switch ZOOM GFX-4...
  • Page 6: Getting Connected

    Note that the expression/volume pedal and the MASTER LEVEL knob have no effect on the signal in this Volume Pedal Master Level condition. When wishing to use the volume pedal and master level control also in bypass mode, use the OUTPUT STEREO jack. ZOOM GFX-4...
  • Page 7: Preparations

    GROUP/BANK indicator. key two times. The amp simulator setting is stored. This setting applies Use the keys to call up the indication to all patches. "CABI" on the display, and use the keys to select the cabinet simulator type. ZOOM GFX-4...
  • Page 8: Turn On The Power

    The LED of the foot switch corresponding to the current patch is lit. When the GFX-4 is in manual mode (MANUAL key LED lit), foot switches 1 - 3 turn the various modules on and off. ZOOM GFX-4...
  • Page 9: Select The Group

    Use the pedal foot switches 1 - 3. The built-in expression pedal of the GFX-4 lets you adjust the volume or effect parameters in real time. Move the pedal while playing your instrument to try out some of the possibilities. ZOOM GFX-4...
  • Page 10: Select Module To Edit

    In manual mode, module on/off modules modules switching can also be performed with foot switches 1 - 3. The modules are assigned to FX panels 1 - 3 as shown at right. FX panel 1 FX panel 2 FX panel 3 ZOOM GFX-4...
  • Page 11: Operation Guide 2 Editing Patches

    Any changes that you make here are only temporary. When you select a different patch in program mode, the settings will revert to the original condition. If you have made changes you wish to keep, you must store the patch (➝ p. 12). ZOOM GFX-4...
  • Page 12: Operation Guide 3 Storing/Swapping Patches

    When "SWAP" is selected, data are changed as follows. Store target patch data ➝ original patch number Currently selected patch data ➝ Store target patch number ZOOM GFX-4...
  • Page 13: Select The Store Target Patch

    Press the STORE key once more. The store/swap process is carried out and the unit reverts to the same condition as before the store mode was activated. When wishing to cancel the process, press the MANUAL/CANCEL key instead. ZOOM GFX-4...
  • Page 14: Tune Your Guitar

    The GFX-4 automatically detects the pitch and the indicator shows the note which is closest to the current pitch. For tuning, always play a single note. If you play a chord, the pitch will not be detected correctly. ZOOM GFX-4...
  • Page 15: Return To Program Mode

    The GFX-4 returns to the program mode. When the GROUP/BANK indicator shows the desired note, perform fine tuning while watching the display. Pitch is Pitch is Pitch is high correct Indication turns faster the more the pitch is off. ZOOM GFX-4...
  • Page 16: Editing Operations

    (Out when there is no parameter) The LED of the selected module flashes, and the display shows the name of the effect type selected for that module (if the module is on), or "-OFF--" (if the module is off). ZOOM GFX-4...
  • Page 17: Operation Differences Of Manual Mode And Program Mode

    5 indicator seconds. Foot switches Switch respective module on and off Switch patches 1 - 3 To activate Press foot switch of currently selected patch Press BANK L switch bypass (mute) number (LED lit) mode ZOOM GFX-4...
  • Page 18: Setting The Patch Level And Patch Name

    Setting the ZNR Threshold The GFX-4 incorporates the ZNR (ZOOM Noise Reduction) circuit which is highly effective in minimizing noise in playing pauses. You can set the ZNR threshold individually for each patch. In manual mode or program mode, press the When the threshold has been set, press the ZNR ZNR key.
  • Page 19: Using The Expression Pedal (Rtm Function)

    (electronic switch that is toggled between on and off when the pedal is fully depressed). This knob lets you select the function of the switch from the following two options. 0: Toggle RTM controlled module on/off status 1: Switch between program mode and manual mode ZOOM GFX-4...
  • Page 20: Pedal Wah/Pedal Pitch Key

    When you now operate the expression pedal, the pedal "PDLWAH" display. To use the pedal pitch wah or pedal pitch effect is applied. effect, select the "PDLPIT" display. When one of these is selected, the patch setting automatically becomes as follows. ZOOM GFX-4...
  • Page 21: Effect Types And Parameters

    TYPE 3 OD BST (Overdrive/Booster) Overdrive sound that works great also as booster. 0 – 10 GAIN 1 – 4 LEVEL 1 – 10 TONE Adjusts the gain. Adjusts the sound character. Adjusts the output level of the module. ZOOM GFX-4...
  • Page 22: Drive Module

    FUZZ P (Fuzz Vintage "60's" fuzz simulation, rough distortion and superb tone. TYPE 7 (Lead) LEAD Parallells the "ZOOM" lead guitar sound, modern with outstanding drive. TYPE 8 (Metal Z) METALZ Simulates intense Heavy Metal dual gain distortion. TYPE 9...
  • Page 23: Equalizer Module

    • When PDLWAH (pedal wah) or PDLPIT (pedal pitch) is selected as effect type for the MODULATION module, operation of HI is equal to UP and Lo is equal to dn. ZOOM GFX-4...
  • Page 24: Table Of Contents

    0 – 50 CLIP 0 – 10 RATE Adjusts the effect depth. Adjusts the modulation rate. Higher values result in clipped modulation signal waveform, which emphasizes the modulation. [Tremolo operation] LEVEL Original sound LEVEL Signal after tremolo effect TIME TIME ZOOM GFX-4...
  • Page 25: Type 9

    LEVEL 1 – 50 FREQ Selects the connection position of the Adjusts the wah center frequency. Adjusts the volume level. MODULATION module. The following two settings are available. bF: Before the DRIVE module AF: After the EQUALIZER module ZOOM GFX-4...
  • Page 26: Type 1

    This is a combined delay + room reverb effect. 0 – 50 DLYTIM 1 – 50 REVMIX 0 – 50 DLYMIX Adjusts the delay time in 10-ms steps. Adjusts the delay sound mixing ratio. Adjusts the reverb sound mixing ratio. ZOOM GFX-4...
  • Page 27: Rate

    This is a stereo chorus effect with clear sound and a wide spread. 0 – 50 1 - 50 0 – 50 DEPTH CHOMIX RATE Adjusts the effect depth. Adjusts the modulation rate. Adjusts the chorus sound mixing ratio. ZOOM GFX-4...
  • Page 28: Other Functions

    With the expression pedal fully raised, press the STORE key. When foot is lifted, Push strongly, pedal returns slightly so that pedal The display indication changes to "MAX". touches here Press STORE key The adjustment is completed, and the unit returns to the program mode. ZOOM GFX-4...
  • Page 29: Troubleshooting

    (nominal input level -10 dBm) * 0 dBm = 0.775 Vrms * Design and specifications subject to change without Pickup select notice. Normal Input impedance 510kΩ (pickup type = passive) Active Input impedance 20 kΩ (pickup type = active) ZOOM GFX-4...
  • Page 30: Patch List

    Robot voice sound with pick-noise play. * ZNR(Zoom Noise Reduction) parameter in each patch should be adjusted for optimum matching the with your guitar. * In the factory default condition,the contents of the user patches and preset patches are the same.
  • Page 31: Creating Your Own Sound

    • How to make optimum use of effect connection [Sample Patch] sequence C23: JAZZOD The sonic impression created by an equalizer type May be used also in manual mode only. ZOOM GFX-4...
  • Page 32 ZOOM CORPORATION NOAH Bldg., 2-10-2, Miyanishi-cho, Fuchu-shi, Tokyo 183-0022, Japan PHONE: +81-42-369-7116 FAX: +81-42-369-7115 Web Site: http://www.zoom.co.jp Printed in Japan GFX-4 - 5000...

Table of Contents

Save PDF