Happy Hacking Keyboard StudioLists of LED Indications andKey Combinations*PA 9 3 0 1 6-Y5 4 1*

This manual describes the LED indications for Happy Hacking Keyboard Studio and the key combinations used in its operation.

Status of the LED Indicator
The LED indicator on the upper right of this product indicates the status of the keyboard.
Various statuses are displayed by combining the four LED indicator lights.

Immediately after the power is turned on, or whenchecking the profile in use and the connected device
OrderofLightUp

StatusDescription

1All four lights light up once inwhite23Indicates that the keyboard is turnedon.

Indicates the profile that has beenapplied. The light corresponding to
the number of the profile (Profile1 toProfile4) lights up once in white.
(The figure shows an example of theLED indicator when Profile1 has
been applied)
Bluetooth connection:

USB connection:

Description

The light corresponding to
the device to be connected
lights up in blue, then turns
off

The keyboard is waiting for the device to beconnected again via Bluetooth.
(The figure shows an example of the LEDindicator when the keyboard is waiting for thedevice assigned to the number [2] key to beconnected via Bluetooth)The light will turn off after the connection isestablished.

All four lights light up in blue,
then turn off

StatusIndicates the connection status ofthe keyboard.
 Bluetooth connection
The light corresponding to thenumber key (1 to 4) that thepairing information for theconnected device is assigned tolights up once in blue.
(The figure shows an example of
the LED indicator when thekeyboard is connected via
Bluetooth to the device assignedto the number [2] key)
 USB connection
All four lights light up once in blue.

Description

The light corresponding to
the number of the profilethat has been applied blinks
in white

The light corresponding to
the number of the profilethat has been switched tolights up in white, then turns
off

The keyboard is in profile switching mode.
(The figure shows an example of the LED
indicator when Profile1 has been applied)

The profile has been switched.
(The figure shows an example of the LED
indicator when the profile is switched toProfile2)

When adjusting input device operations

StatusDescription

The leftmost light blinks inorange

When the light blinks in orange once every 30
seconds, the remaining battery power is low.
When the light blinks in orange twice every 15
seconds, replace the batteries.

StatusDescription
Slow

Fast

When establishing/switching a connection (Bluetooth/USB)

The lights corresponding to
the set value light up once inblue and white

Description
The keyboard is in pairing standby mode.

One to four lights
corresponding to the set
value light up once in whitefrom the left

The lights light up one after
the other from side to side

The light corresponding to
the device to be connected
blinks quickly in blue

The keyboard is waiting for the device to beconnected via USB.
The lights will turn off after the connection isestablished.

When switching between profiles

During use

StatusStatusThe keyboard is in pairing mode. The
keyboard is ready to be connected to thedevice via Bluetooth.
(The figure shows an example of the LED
indicator when pairing information is
assigned to the number [2] key)

For details, refer to the "User's Guide" below.
US Layout:https://happyhackingkb.com/manual/studio/ug-us/en/ug/topic/led_status.html

1The speed of the pointing stick has beenchanged by the key operation.
As shown on the left, the number and color of
the LED indicator lights vary depending on theset value.
When the speed reaches the maximum or
minimum speed, the LED indicator blinks
twice in white.
The sensitivity of the gesture pads has beenchanged by the key operation.
The number of LED indicator lights that lightup varies depending on the set value.
 Low: the leftmost light lights up once inwhite Medium: the two leftmost lights light up
once in white High: the three leftmost lights light up
once in white (The figure shows anexample of when High is set) Highest: all four lights light up once inwhite

Key Combinations for Switching Pairing Modes and Operation Modes
Perform operations related to connection or input device operation adjustment using the following key combinations.
When pressing multiple keys at the same time, the keys are combined with "+". Press the keys in order from the left. For example, if a key combination is [Fn] + [Q],press the [Q] key while holding down the [Fn] key.
Operation

Key Combination

Registering pairing information for the first time[Fn] + [Q] (pairing standby mode is switched to pairing mode)

Registering additional pairing information[Fn] + [Q] (the keyboard enters pairing standby mode)↓[Fn] + [Control] + [1] to [4] (the keyboard enters pairing mode)

Switching the connected device (Bluetooth)[Fn] + [Control] + [1] to [4]Switching the connection to a USB connection[Fn] + [Control] + [0]Switching between profiles[Fn] + [C] (the keyboard enters profile switching mode)↓[1] to [4](Factory default: [1] Windows, [2] macOS, [3][4] not registered)

Turning off modes(pairing standby mode/pairing mode/profile switching mode)[Fn] + [X]

Checking the profile in use and the connected device[Fn] + [V]Changing the speed of the pointing stick

Mouse key center button + [1] (*1)

Changing the sensitivity of the gesture pads

Speed 1 (slow)
Speed 2

Mouse key center button + [2] (*1)

Speed 3

Mouse key center button + [3] (*1)

Speed 4 (fast)

Mouse key center button + [4] (*1)

Speed + (fine increments)

Mouse key center button + [G] (*1)

Speed - (fine increments)

Mouse key center button + [B] (*1)

Low

Mouse key center button + [6] (*1)

MediumMouse key center button + [7] (*1)

High

Mouse key center button + [8] (*1)

Highest

Mouse key center button + [9] (*1)

*1: "Keymap Tool" allows you to change the key combinations.

For details, refer to the "User's Guide" below.
US Layout:https://happyhackingkb.com/manual/studio/ug-us/en/ug/topic/use_fnkeys_ope.html

To learn more about this product
Using "Keymap Tool" allows you to change the key positions of shortcuts used to adjust input device operations, as well as set a key combination that temporarily
enables or disables an input device.
For details about how to use this product, refer to the "User's Guide" below.
US Layout:https://happyhackingkb.com/manual/studio/ug-us/en/ug/topic/index.html

Trademarks
Microsoft and Windows are trademarks of the Microsoft group of companies.
macOS is a trademark of Apple Inc.
Bluetooth is a registered trademark of Bluetooth SIG, Inc.
Other company names and product names are the registered trademarks or trademarks of the respective companies.

August 2023
PFU Limited© PFU Limited 2023

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