Guitar Multi-Effects Processor Owner’s Manual
Contents Precautions ...........................................................02 Items Explanation .................................................03 Main Features........................................................04 Battery Operation .................................................04 Panel Instruction...................................................05 Connections ..........................................................07 Operation...............................................................
Precautions * PLEASE READ CAREFULLY BEFORE PROCEEDING * Power Supply Please connect the designated AC adapter to an AC outlet of the correct voltage. Please be sure to use only an AC adapter which supplies 9V DC, 300 mA, center minus. Unplug the AC power adapter when not using or during electrical storms. Connections Always turn off the power of this and all other equipments before connecting or disconnecting, this will help prevent malfunction and / or damage to other devices.
Items Explanation Patch A patch is comprised of information about the on/off status and effect parameter settings used in each module. Bank A bank is a group of ten patches. GEM Box has 8 banks, labelled with numbers 0 to 3 (unchangeable preset banks) and letters A to d (editable user banks). Effect module A patch can be thought of as a combination of up to 8 single effects. Each such effect is referred to as an effect module.
Main Features 8 Effect Modules 60 Effect Types 40 Preset Patches 40 User Patches 40 Drum Rhythms Assignable Expression Pedal Precise Tuning function Patch Pre-Select Recall function Compact operation interface Lightweight and tiny for easy transportation AC adapter 9V DC power supply AA battery (x4) power supply Battery Operation 1. Turn off the GEM Box and open the battery holder on the bottom. 2. Insert 4 AA batteries and close the battery holder.
Panel Instruction 1 EQ 3 NR/CAB 2 7 6 MODULATION RATE GAIN DRIVE EXP. PEDAL DELAY COMP/WAH D.
Panel Instruction 01 Module Selector: Switches between every function module. In patch edit mode, this knob selects the module/parameter for operation. 02 VALUE Knob with Enter Button: Dial the knob for setting master level, or changing parameter values. Press the button to switch effect type, ensure storing, etc. 03 LED Display: Shows bank and patch numbers, setting values, and other information for operating.
Connections AC adapter Guitar amplifier DC9V INPUT Guitar amplifier OUTPUT 300mA (PHONES) Guitar Headphones 07
Operation Patch Selecting 01 Power On Plug the cable of AC Adapter (9V, 300mA, center minus) into the [DC 9V] Jack, when using batteries, plug the guitar cable into this jack will turn the device on. DC9V OUTPUT INPUT (PHONES) 02 Selecting Patches Set the Module Selector to [PLAY], BANK PATCH Bank Patch the LED display will show the name name information of bank and patch number, step on [PATCH +/-] # EDIT footswitch to change patches (Hold one footswitch to switch patches quickly).
Drum Rhythm 01 Selecting Drum Rhythm Type Set the Module Selector to [RHYTHM], LED display will show the rhythm type firstly, and then rotate the [VALUE] knob to select the rhythm type ( ~ ).
Tuner 01 Entering Bypass Tuning Mode When in PLAY mode, press both [PATCH –] and [PATCH +] footswitches together to enter bypass tuning mode. LED will display for 1 second, then begin to show tuning indication. BANK # PATCH BANK EDIT # BANK # PATCH EDIT 02 Entering Mute Tuning Mode When in PLAY mode, hold both [PATCH –] PATCH and [PATCH +] footswitches together longer than 2 seconds to enter mute tuning mode.
Expression Pedal 01 Volume Control If the [EXP. PEDAL] LED is not lighted up, the expression pedal will be a volume pedal for controlling the master level of GEM Box. 02 Effect Control If the [EXP. PEDAL] LED is lighted up, the expression pedal will be an expression pedal for controlling the effect’s parameter which was set up in PEDAL setting. 03 Control Assign Set the Module Selector to [PEDAL], the LED display will show the controlling object of the expression pedal.
Expression Pedal 04 Switch Control Mode (Volume-Effect) Push down the expression pedal at full tilt to switch the control mode from volume control to effect control, and [EXP.PEDAL] LED will shift from extinguish to light. It also can switch the control mode from effect control to volume control,[EXP.PEDAL] LED will shift from light to extinguish. Push strongly, so that pedal touches here 05 Pedal Reset The responsivity of the expression pedal on GEM Box can be reset as necessary.
Patch Editing 01 Select Effect Module Set the Module Selector to the effect module which you want to edit, the available setting options are listed below: 01.PATCH LEVEL (Para) 02.PEDAL (Para) 03.COMP/WAH (Type & Para) 04.DRIVE (Type) 05.GAIN (Para) 06.EQ (Type & Para) 07.NR/CAB (Type & Para) 08.MODULATION (Type & Para) 09.RATE (Para) 10.DELAY (Type & Para) 11.D.TIME (Para) 12.REVERB (Type & Para) 13.
Patch Editing 02 Change Setting Press [VALUE] knob to change effect/parameter type ahead, hold and rotate [VALUE] knob to change effect/parameter type ahead (clockwise) or backwards (anticlockwise), rotate [VALUE] knob to set a new value of the effect type or parameter. As long as the selected item’s value changes, a dot (.) will appear in the bottom right of the display. This indicates that a setting has been changed from the currently stored value. EQ NR/CAB DRIVE BANK PATCH DELAY COMP/WAH D.
Patch Storing/Copying 01 Enter Storing Mode Set the Module Selector to [STORE] to enter storing mode, the display will show the current editing patch’s number. EQ NR/CAB DRIVE BANK PATCH DELAY COMP/WAH D.
Patch Pre-Select Recall Function Patch Pre-Select function can let you select the patch first but not to activate it, and then perform an additional step to activate the patch. To use this function, conform to the following instructions: 1. Before power on, hold down the [PATCH +] footswitch, and then power to the GEM Box, will appear on the display and last flashing for 3 seconds, it indicates setting up to Patch Pre-Select function successfully.
Factory Reset Factory Reset function will initialize all setting of GEM Box. All the user patches will be erased and overwritten by the preset patches. To do the factory reset, conform to the following instructions: Before power on, set the Module Selector to [PLAY], hold down the [PATCH -] and [PATCH +] footswitch and the [VALUE] button simultaneously, and then power to the GEM Box, will appear on the display and last flashing.
Effects Explanation 01 General Instruction Effect Chain Modules COMP/WAH EQ NR CAB MODULATION DELAY Compressor Preamp Drive Metal Land Low 1x10 Combo Chorus Digital Room Limiter Tube Drive Metal Club Mid Noise Reduce 1x12 Combo Flanger Analog Chamber Boost Vintage Drive Tweed Amp High Mod Hall Super Drive AC Amp 2x12 Twin Combo Talk Flanger Auto Wah Phaser Tape Echo Church Blink Drive JCM Amp 4x12 Stack Step Phaser Echo Plate Sense Wah Types Pedal Wah DRIVE Ob
Effects Explanation This effect varies wah sound according to picking intensity. Sense Wah The parameter’s value controls the Sensitivity. This effect varies wah sound by controlling the expression pedal. Pedal Wah The parameter’s value controls the Central Frequency This mark means the parameter can be controlled by the expression pedal if corresponding type was chosen in PEDAL module.
Effects Explanation EQ Module Type Name Display Effect Explanation This controls the bottom band of the equalizer, the central frequency Low is 160Hz. The parameter’s value controls the Gain. This controls the middle band of the equalizer, the central frequency Mid is 800Hz. The parameter’s value controls the Gain. This controls the high band of the equalizer, the central frequency is High 3.2KHz. The parameter’s value controls the Gain.
Effects Explanation This effect produces a sweeping filter sound. Filter The parameter’ s value controls the Depth. Transfer the pitch and blend with the original note. The parameter’s Pitch Shift value controls the Mix. Produces sounds like ring bell. The parameter’s value controls the Ring Mod effect’s Level.
Specification No. of Effect Modules: Max. 8 simultaneous modules No.
Troubleshooting Can not power on Check power connection. ------ Make sure the power is connected correctly. Check the adapter. ------ Make sure the adapter’s type is DC9V/300mA/center minus. When using battery, check whether the cable is inserted entirely to the INPUT jack. When using battery, check the battery, is the battery low or dead? ------ Make sure the battery is at work and the INPUT jack is connected with an audio cable. No sound or low volume Check connection of cables.
Appendix Patch List Patch Patch Name Pedal Assign Volume Wet Clean Reverb Level Volume California Riff Volume Patch Name Pedal Assign Patch Super Lead Pure Land Vintage Tremolo Tremolo Rate Rough Whip Volume Obsessive Drive Volume Preamp Drive Drive Gain Slap Blues Volume Acoustic Clean Volume Peaceful Plain Delay Time Rolling Wheel Tremolo Depth Jimi’s Vib Vibrato Rate Mad Wing Phaser Depth Funky Phaser Phaser Rate Modern Metal Volume Traditional Metal Volume Whirly Ro
Drum Rhythm List Drum Rhythm List No.
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