Feker JJK-21 - 3 Mode Gasket Key Pad Manual

Feker JJK-21 - 3 Mode Gasket Key Pad Manual

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Feker JJK-21 - 3 Mode Gasket Key Pad Manual

Switch & USB Function

For Wireless version used, including the 2.4 and 3 bluetooth mode;
For Wired version used, in the same time, you need insert the Type-C cable to device and USB to computer;

Type-C cable insert here and USB connect to computer for connect to computer; and Type-C cable insert here and USB connect to power adaptor for charge only.

Interface Connected Function

USB Version

  1. Connect the USB-A port to computer USB port and Connect the Type-C port to keyboard;
  2. When the USB cable is completed, the USB devce will working default by system.

Wireless 2.4G Version

  1. Connect the USB-A port to computer USB port and Connect the Type-C port to keyboard;
  2. Press the Fn and 4 key for enter to 2.4G device mode;
  3. If your want used this 2.4g device, you need connect the receiver to USB port of computer first, that's Important;

Or (the other's solution)

  1. Switch tho ON/OFF button to ON, and Make sure tho battery is available;
  2. Press the Fn and 4 key for enter to 2.4G device mode;
  3. If your want used this 2.4g device, you need connect tho receiver to USB port of computer first, that's Important;

Wireless BT Version

  1. Connect the USB-A port to computer USB port and Connect the Type-C port to keyboard;
  2. Press the Fn and 1/2/3 key for enter to BT device FEKER JJK21-1/2/3 mode, one by one;
  3. Long press 3 seconds for pairing to new device by bluetooth;
  4. Press 1 time for re-connected to paired device by bluetooth;
  5. Press the Fn + 1/2/3 one time, You can switch between FEKER JJK21-1/2/3 device;

FN+ Keys Function

Fn key Function key Key Function
Fn + Esc Open Calculator
.Del Backlighting colour cycle
Backspace Backlighting mode switch
9 Backlighting now velocity up
7 Backlighting flow velocity down
+ Backlighting brightness increase
Enter Backllghting brightness decrease
1 BT device FEKER JJK21-1
2 BT device FEKER JJK21-2
3 BT device FEKER JJK21-3
4 2.4 g devtce

System Requirement

Compatible with Windows 2000 and above and Mac system.

Battery status indicator Function

On The PAD, the Number 0 key's LED lighting is indicator of battery status.

the Number 0 key's LED will lighting RED flash.
Preas 3 seconds Fn and Number 0 key, LED will lighting BLUE.
Preas 3 seconds Fn and Number 0 key, LED will lighting GREEN.
the Number 0 key's LED will lighting RED continuous.

Device name description

FEKER PAD JJK21
2.4G Wireless Device
FEKER PAD JJK21-1
FEKER PAD JJK21-2
FEKER PAD JJK21-3

Electrical Specifications

For reference only

Version Item Current(data)
USB Wired constant lighting mode ⩽ 110mA
Wired constant Un-lighting ⩽ 8 mA
2.4G 2.4G constant lighting mode ⩽ 50 mA
2.4G sleep mode ⩽ 0.01 mA
Bluetooth BT constant lighting mode ⩽ 50 mA
BT sleep mode ⩽0.01 mA
Charge Recharging mode ⩽ 450 mA

Documents / Resources

Download manual

Here you can download full pdf version of manual, it may contain additional safety instructions, warranty information, FCC rules, etc.

Download Feker JJK-21 - 3 Mode Gasket Key Pad Manual

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