K4V2 TKL - Keyboard Cherry - Free user manual and instructions

Product Type	Mechanical Keyboard (TKL)
Brand	Cherry
Model	K4V2 TKL
Dimensions (approx.)	14.1 x 5.1 x 1.4 inches (358 x 130 x 35 mm)
Weight (approx.)	1.1 lbs (500 g)
Connection Type	USB-C (USB 2.0/3.0 compatible)
Cable Length	6 ft (1.8 m) detachable braided cable
Key Rollover	N-key rollover
Backlighting	RGB per-key illumination with multiple effects
Customizable Zones	6 color zones user-configurable
Special Keys	FN key for secondary functions, media controls, shortcuts
OS Compatibility	Windows, macOS (limited), Linux (basic)
Software	No dedicated software required; all settings on keyboard
Power	USB bus-powered (5V DC)
Maintenance	Clean with soft, dry cloth; avoid liquids
Safety	No specific safety warnings; use with standard USB ports
Spare Parts & Repairability	Not user-serviceable; contact support for issues
Design Origin	Designed in Sweden
Warranty	2 years limited warranty

Frequently Asked Questions - K4V2 TKL Cherry

How do I change the RGB backlight color?

Press FN + HOME repeatedly to cycle through 7 fixed background colors. For a color cycle effect, press FN + INS.

Can I set custom colors for different zones?

Yes. Press FN + PGUP to enter zone mode. Then press FN + PGUP again to start customizing. Use FN + numbers 1-6 to adjust each zone color, then press FN + PGUP to save.

How do I enable wave or breathing effects?

Press FN + DEL repeatedly to switch wave effects. For breathing, press FN + END once for cycle, twice to lock current color.

What does the typing effect do?

Press FN + PGDN to enable a multi-color effect that lights up keys as you type. It is visible only while typing.

How do I adjust brightness or effect speed?

Use FN + up/down arrow to increase/decrease brightness. Use FN + left/right arrow to slow down/speed up LED effects.

How do I lock the Windows key?

Press FN + X to lock the Windows key, preventing accidental presses during gaming.

What media controls are available?

Press FN + F1-F8 for media controls (play/pause, volume, etc.). FN + F9 opens email, FN + F10 opens web browser, FN + F12 opens calculator.

How do I reset the keyboard to factory settings?

Press and hold FN + Backspace for 10 seconds. The keyboard will reset all settings.

My keyboard is not working. What should I do?

First, ensure the USB cable is firmly connected. Try a different USB port or another computer. If still not working, perform a factory reset by holding FN + Backspace for 10 seconds.

Is there software to configure the keyboard?

No, all settings are made directly on the keyboard using the FN key combinations. No additional software is required.

USER MANUAL K4V2 TKL Cherry

K4 KEYBOARD SERIES - MANUAL

PLUG-AND-PLAY

Connect the K4 to the USB port. Driver installation starts automatically.

Line drawing of a USB connector with two rectangular compartments on top (no text or symbols)

SETTINGS AND FUNCTIONS

The K4 features a range of customization options and convenient quick keys. All settings are made directly on the keyboard, by pressing the FN key + the desired setting key.

RGB ILLUMINATION

• 

BACKGROUND COLOR CYCLE

Press FN + INS to start a cycle of shifting backlight colors.

• 

FIXED BACKGROUND COLORS

Press FN + HOME repeatedly to switch between 7 different background colors.

• 

CUSTOM COLOR ZONES

Press FN + PGUP for LED illumination in 6 color zones. To set the color of each zone, press FN + PGUP again. When the NUM, CAPS and SCROLL lights in the upper right corner blink, press FN + the numbers 1–6 repeatedly to adjust the colors. When you're done, press FN + PGUP again.

+

WAVE EFFECTS

Press FN + DEL repeatedly to switch between two different wave effects.

• 

BREATHING EFFECT

Press FN + END once to start the 7-color breathing effect cycle, and twice to lock the breathing effect at the current color.

• 

TYPING EFFECT

Press FN + PGDN to start a multi-color typing effect. (Visible when typing.)

• 

Press FN + the up/down arrow keys to increase/decrease the brightness of the LED lighting.

• 

ADJUST LED EFFECT SPEED

Press FN + the left/right arrow keys to decrease/increase the speed of the LED effects.

OTHER USEFUL KEYS AND SHORTCUTS

FN + X = Lock Windows key

FN + F1-F8 = Media controls

FN + F9 = E-mail

FN + F10 = Web browser

FN + F11 = Lock all keys

FN + F12 = Calculator

TROUBLESHOOTING

» Make sure the K4's USB connector is firmly attached to your computer's USB port.
» Connect to another USB port.
» Connect to another computer.
» Factory reset the keyboard by pressing and holding the FN key + backspace for 10 seconds.

NEED BACKUP?

If you have any questions, we're never more than an email away. Contact us at [e-mail]

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DESIGNED IN SWEDEN

Flag of Sweden with yellow and blue crosses (no text or symbols)