Mechanical keyboard with 3 connection options (wired, Bluetooth, 2.4 GHz) AJAZZ AK820 PRO User Guide

Operating Manual Compact Keyboard AJAZZ AK820 PRO

Thank you very much for purchasing our AJAZZ AK820 PRO. This product offers a variety of exciting functions and lighting effects. We hope it will provide you with a new user experience. For more information, please visit the official Jazz website and download the driver.

Product Specifications

Brand: JAZZ
Product Model: AJAZZ AK820 PRO
Transmission Method: Wired USB + Wireless 2.4G + 5.1BT
Interface Type: Type-C Interface
Product Dimensions: 327 x 136 x 40 mm
Product Weight: 810 g
Battery Capacity: 4000 mAh
Case Material: Injection-molded ABS plastic
Keycap Material: OEM PBT material
Lighting Effect: RGB, 20 groups of lighting effects
Key Layout: 81 keys + metal volume control knob
Product Structure: Gasket structure
Anti-Ghosting: Full key support
Supported Operating Systems: Windows Vista /7/8/10/11, MAC, Android

Device Appearance

Switch/Backlight Description

Switch Description

TYPE-C: USB mode, Type-C interface
2.4G: 2.4G mode, move the switch to the right
USB: Wired mode (default), set the switch to the middle position
BT: BT mode, move the switch to the left
Mac: Mac system, move the switch to the right
Win: Windows system (default), move the switch to the left

Indicator Light Description

1. Indicator Light "C": Caps Lock Indicator

Press the Caps Lock key, and the white indicator will remain lit to enable uppercase input. Press the Caps Lock key again to turn off the white indicator and return to lowercase input.

2. Indicator Light "W": WIN Lock Indicator

When pressing FN+WIN, the indicator remains lit. The white light means the WIN key is locked, and it will return to normal state after pressing again to unlock.

3. Indicator Light "": Low Voltage Indicator

The red indicator flashes slowly when the voltage is low, stays solid red while charging, and turns off when fully charged.

Sleep Mode / Low Power Mode

1. Sleep Mode

1) Power-saving standby mode: the backlight will turn off after 5 minutes of no key presses on the keyboard. Press any key to turn on the keyboard backlight and reconnect to BT/2.4G.
2) Deep sleep mode: after 30 minutes of no key presses, the keyboard enters deep standby mode, BT disconnects and switches to standby. Press any key to turn on the backlight and reconnect to BT/2.4G.

2. Low Power Mode

1) Low power state: the battery icon on the screen displays zero charge (indicator 3 flashes red when low voltage is active).
2) Charging state: the battery icon on the screen displays five bars, with a lightning symbol next to it (indicator 3 stays solid red while charging).
3) Fully charged state: the battery icon on the screen displays five bars (indicator 3 remains solid).

Description of Connection Modes

1. BT Mode Connection: Switch to BT position

BT Channel Names

BT Channel 1 BT 5.1 AK820 5.1-1
BT Channel 2 BT 5.1 AK820 5.1-2
BT Channel 3 BT 5.1 AK820 5.1-3

BT Channel 1:

1) Switching method: Short press the FN+Q key combination to switch the BT channel, the Q key indicator will flash slowly and enter reconnection mode. After successful reconnection, the indicator returns to normal lighting mode.
2) Pairing method: Long press the FN+Q key combination for 3 seconds to pair, the Q key indicator (blue) will flash rapidly to enter pairing mode, and after successful connection the indicator returns to normal mode.

BT Channel 2:

1) Switching method: Short press the FN+W key combination to switch the BT channel, the W key indicator will flash slowly and enter reconnection mode. After successful reconnection, the indicator returns to normal lighting mode.
2) Pairing method: Long press the FN+W key combination for 3 seconds to pair, the W key indicator (light blue) will flash rapidly to enter pairing mode, and after successful connection the indicator returns to normal mode.

BT Channel 3:

1) Switching method: Short press the FN+E key combination to switch the BT channel, the E key indicator will flash slowly and enter reconnection mode. After successful reconnection, the indicator returns to normal lighting mode.
2) Pairing method: Long press the FN+E key combination for 3 seconds to pair, the E key indicator (purple) will flash rapidly to enter pairing mode, and after successful connection the indicator returns to normal mode.

2. 2.4G Mode Connection: Switch to 2.4G

1) Switching method: Set the switch to 2.4G position, the R key will flash green slowly (up to 30 seconds). Insert the receiver to enter 2.4G connection mode.
2) Pairing method: Press and hold FN+R for 3 seconds to force entry into 2.4G pairing mode. The R key will flash green rapidly and stop flashing after successful pairing. After pairing, the indicator returns to normal lighting mode.

3. Wired Mode Connection: Switch to USB

Switching method: Set the switch to wired position, connect the USB data cable.

(!) Note: Wired mode is also the charging mode.

Description of Lighting Control Key Combinations

[FN]+[\]: Switch lighting effects, 20 types cycle in sequence
[FN]+[↑]: Lighting brightness "+" (six levels, factory default set to maximum brightness). At maximum brightness, the light blinks 3 times to indicate the limit is reached
[FN]+[↓]: Lighting brightness "-" (six levels). Lighting turns off completely when adjusted to the minimum level
[FN]+[←]: Adjust lighting effect direction (press once left, then right)
[FN]+[→]: Switch backlight color (sequence: RGB/red/orange/yellow/green/light blue/blue/purple/white/RGB)
[FN]+["-_"]: Lighting speed "-" (six levels, factory default set to level 3). At the minimum level, all lights blink 3 times to indicate the limit
[FN]+["=+"]: Lighting speed "+" (six levels). At the maximum level, all lights blink 3 times to indicate the limit
[FN]+[X]: Turn lighting on/off
[FN]+[Space]: Press and hold for 3–5 seconds, the keyboard backlight will blink 3 times and factory settings will be restored

Enable Lighting Recording Mode:

1) [FN]+[1!]/[2@]/[3#]: Three sets of gaming lighting effects can be customized (all white lights preset)
2) [FN]+[1!]: Default FPS mode: W/A/S/D/↑/↓/←/→
3) [FN]+[2@]: Default LOL mode: Q/W/E/R/D/G/F/B/V/L-Ctrl/L-Alt/Tab/Space/1–6/Esc
4) [FN]+[3#]: Standard 37-key working mode: A–Z 26 letters/[ /1/; /./,///↑/↓/←/→
5) [FN]+[~]: Record/save lighting effects for the above three gaming modes. Press the key once during recording to select a color (8 colors available)

Clear lighting records: perform a full device reset to clear lighting profiles.

Description of Multimedia Composite Functions

Description of Scroll Wheel Functions

Rotate right: Volume +
Rotate left: Volume -
Press: Mute

Display on Built-in Screen and Settings

Key Operation Instructions

FN+Knob: Go to settings page, knob controls left/right direction, press knob to confirm
FN+Del: Press to open screen animation, then press again to return to main page
FN+Home: Press to turn off the screen, then press again to turn it back on

Main Page Display:

1) Date display
2) Power display (green indicator for full charge, yellow for 20–80%, red for below 20%)
3) Time display
4) MAC/WIN system connection display
5) Wired/BT/2.4G/USB connection display
6) WIN lock display
7) Upper/lowercase switching display
8) Numeric keypad area switching display

Settings Display

Lighting effect settings: (Go to the settings page, knob controls left/right direction, press knob to confirm)

Backlight color settings: (Go to the settings page, knob controls left/right direction, press knob to confirm)

Light brightness adjustment: (Go to the settings page, knob controls left/right direction, press knob to confirm)

Illumination adjustment: (Go to the settings page, knob controls left/right direction, press knob to confirm)

Screen language switching: (Go to the settings page, knob controls left/right direction, press knob to confirm)

Instructions for Performing Hot-Swappable Key Operations

Hot-swap capability: different switches can be replaced, allowing you to adjust tactile and auditory sensitivity as desired. Three-pin and five-pin switches are compatible with most mechanical switches. (Images are for reference only, actual product takes precedence)

1. Remove the keycap using the keycap puller.

2. Use the switch puller to secure the clips on the top and bottom sides of the switch housing, then pull the switch upward and outward.

3. Align the pins with the holes of the new switch.

4. Press the switch vertically into place.