JOYO JF-39 DELUXE CRUNCH Guitar Effect Pedal User Manual

I. Warning

Do not disassemble or repair this unit by yourself.
Do not use or store this unit in the following circumstances: high temperature, high humidity, dirty or strong shock places.
Do not drop off this unit or bump this unit off hard surface.
Do not use cleaning liquid or alcohol to clean this unit in case of damage.
Remove batteries if not using the unit for a long period of time.
Please dispose of used batteries properly.

II. Battery Replacement

The unit is without battery.

With a screwdriver, open the back cover.
Put on the battery by placing the negative (-) pole of the battery facing inside. Replace the back cover.

III. How to Use

Image of the JOYO JF-39 DELUXE CRUNCH guitar effect pedal.

Connect the input jack with the guitar lightly; the effect pedal will start working automatically.
DIST—Adjust distortion degree, which increases with clockwise rotation. The larger the degree of distortion, the louder the noise. Please set DIST to actual needs.
TONE—Adjust tone. Mid and high frequencies increase with clockwise rotation. Please set the TONE to actual needs.
PRE.—Adjust presence. Please set the PRE. to actual needs.
VOLUME—Adjust the output level, which increases with clockwise rotation of the VOLUME knob. Please set the VOLUME to actual needs.
When the effect pedal is powered with a battery, it works only when the jack is connected with the IN end. When the effect pedal is powered with an adapter, it would cut the battery and imply adapter for power supply.
If the pedal rests for a long time, please take out the battery in case of battery leakage or interior damage to the pedal.

IV. Specifications

Input Impedance	1MΩ
Output Impedance	1KΩ
Running Current	9mA
Power	6F22 9V Battery / DC 9V adapter
Dimensions	118(L)×68(W)×50(H) mm
Weight	200g
Product Type	Guitar Effect Pedal

Company Information & Warranty

Manufacturer: JOYO TECHNOLOGY CO., LTD

Address: Adrian Industry Building, 28th District, Bao'an, Shenzhen, 518133 China.

Website: www.joyoaudio.com

Email: info@joyoaudio.com

Tel: 0086-755-29765381

Product Service Policy

Detail	Information
Brand	JOYO
Product Name	Effect Pedal / Guitar Amps / Accessories
Model	JF-39 DELUXE CRUNCH
Standard	QB/T 4324-2012
Manufacturer Name	Shenzhen Joyo Technology Co., Ltd.
Manufacturer Address	2nd Floor, Gankeng Industrial Building, Gankeng Community, Bantian Street, Longgang District, Shenzhen, Guangdong Province, China. Postal Code: 518133
Consumer Service Hotline	0755-29765390
Warranty Period	12 months from the date of purchase for non-human-induced performance failures under normal use.
Warranty Exclusions	Human-induced damage. Exceeding the warranty period. Lack of warranty card and valid invoice (exceptions apply if product warranty period can be proven). Warranty card does not match product model or has been altered. Damage caused by failure to use, maintain, or service the product as per the manual. Unauthorized disassembly, repair, water damage, or dropping of the product. Damage caused by force majeure (e.g., natural disasters).
Additional Information	More information available at: www.joyochina.cn
Product Qualification Certificate	Inspection Conclusion: Qualified

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JOYO JF-39 DELUXE CRUNCH Guitar Effect Pedal Manual