LENRICH Keyboard Case User Manual

Welcome

Congratulations on your selection for this wireless Bluetooth keyboard case. This ultra-slim keyboard case is manufactured with the highest quality materials to complement your Tablet PC. It is an ideal accessory for transportation, working, and much more!

Overview

The keyboard features various function keys for enhanced productivity:

• Main screen/Esc: Return to main screen or escape.
• Brightness - / +: Adjust screen brightness.
• Prev Track / Play/pause / NextTrack: Media control.
• Copy / Paste: Clipboard operations.
• fn Function: Access secondary functions.
• Virtual Keyboard: Toggle on-screen keyboard.
• Mute / Volume - / +: Audio control.
• Command+H: Home screen.
• Search: Open search.
• Pair: Initiate Bluetooth pairing.
• Lock screen: Lock the device.
• Backlight: Control keyboard backlight.

Key Combinations:

• fn + C: Turn on Bluetooth pairing.
• control + Space: Switch input method.
• command + tab: Switch recently opened APP.
• fn + pgup: Page Up.
• fn + home: Home.
• fn + pgdn: Page Down.
• fn + end: End.

Keyboard Backlight and Power Saving

1. Low battery alarm.
2. 30 seconds without key press, the backlight will be off automatically.
3. 10 minutes without key press, the keyboard will sleep into power saving mode.
4. The backlight function will be off automatically when it is low battery.
5. Three levels backlight brightness: low-medium-high-off.
6. Press fn + ⬆️ or fn + ⬇️ to adjust the color.
7. Seven colors backlight: green, blue, white, yellow, purple, cyan, red.

Meaning of LED Light Colors

• Blue LED blinking: Pairing
• Red LED on: Charging
• Green LED on: Battery is fully charged
• Green LED blinking: Low in Battery
• White LED on: Caps lock

Charging

Recharging the Keyboard

1. The keyboard arrives partially charged. Before first use, charge the keyboard fully (indicated by a solid green LED).
2. To charge the keyboard:
   • Locate micro-USB cable from the package or use your own.
   • Plug the micro-USB (small tip) into the keyboard and the other end into a USB port. (Recommended: 5V/1A input).
3. After the first full charge, it should take at least 2 hours to recharge fully from low power.

Charging indicator: A red light indicates charging, a green light indicates fully charged. A red 'X' symbol indicates no charge/connection, while a green checkmark indicates successful charging/connection.

Schematic Diagram and Usage

The keyboard case is designed with a rotation axis, allowing for versatile use. The Tablet PC sits on the keyboard base, with a touchpad for navigation.

Rotation and Usage Modes:

• Protective Case Mode: The tablet is enclosed within the case.
• 180-degree Rotation: The tablet can be rotated 180 degrees, allowing the screen to face outwards while still attached to the keyboard base.
• 360-degree Rotation: The tablet can be rotated 360 degrees, transforming the case into a tablet stand or a compact unit with the keyboard folded underneath.
• Adjusting Rotation Axis Angle: The case allows for adjustment of the viewing angle.

WARNING: Do not unfold the case more than a 180-degree angle from its closed position, or the spine may be damaged.

Installation and Removal

The process involves carefully handling the Tablet PC and the protective case.

1. Removing Back Protective Piece: Hold the Tablet PC on both sides and gently push the back cover off the Tablet PC with your thumb. The back piece is held in place by two tabs.
2. Peeling Cover Away: Proceed to "peel" the cover away from the Tablet PC.
3. Taking Tablet PC Out: Carefully remove the Tablet PC.
4. Taking Tablet PC Out Upwards: Lift the Tablet PC upwards to fully remove it.

Keyboard Layout

The keyboard features a standard QWERTY layout with dedicated function keys and a large integrated touchpad below the spacebar.

Touch Setting Instruction

Before pairing and connecting, please upgrade the tablet's system to OS 13.4 and above.

Tablet Bluetooth Connection

1. Turn on the Bluetooth keyboard by moving the button to "ON"; the indicator light will illuminate.
2. On your iPad, go to "Settings" ➡️ "Bluetooth" and turn on Bluetooth. Then, press fn + C on the keyboard. Bluetooth pairing will appear. Look for and connect to "Bluetooth Keyboard". After successful connection, you can use the keyboard for typing and chat.

The keyboard and touchpad will enter sleep mode to save power after 10 minutes without any operation. To wake up the keyboard, press any key. Then you can operate the keys and touchpad.

When the keyboard power is low, the green indicator light will flash and the keyboard backlight will turn off automatically. It cannot be turned on again, and the touchpad may become unusable. Charge the keyboard before using it.

Touch Simulation Operation Instructions

The touchpad supports various multi-finger gestures:

• Turn on/off the touchpad: Use the dedicated touchpad toggle.
• Click: Single tap.
• Hold and Slide: Press and drag.
• Sliding: Dragging a single finger across the touchpad.
• Single Finger Swipe (Cursor Movement): Move one finger to control the cursor.
• Single Finger Click: Tap once to click.
• After opening an APP, one finger slides the cursor over the bottom of the screen twice: The first time opens the dock, the second time goes to the home screen.
• Two-finger Click (Auxiliary Tap): Tap with two fingers for a secondary click.
• Swipe Left or Right with Three Fingers: Switch between recently opened APPs.
• Four-finger Click (Screenshot): Tap with four fingers to take a screenshot.
• Swipe Down with Two Fingers: Open search from the home screen.
• Swipe Up or Down with Two Fingers: Scroll up or down.
• Swipe Left or Right with Two Fingers (Home Screen): Scroll left or right on the home screen.
• Use One Finger to Slide the Cursor Over the Top of the Screen: Open the notification center.
• Swipe Up with Three Fingers: Return to the home screen.
• Swipe Down with Three Fingers: Return to the previous APP.
• Use One Finger to Slide the Cursor Over the Bottom of the Screen:
  1. APP switch interface will open on the main screen.
  2. The dock will pop up when inside the app.

Troubleshooting

If the keyboard is not working with the Tablet PC (or other Bluetooth devices), ensure the following:

1. The Bluetooth function on the iPad (or other Bluetooth devices) is enabled.
2. The Bluetooth keyboard is within 33 feet of the iPad.
3. The passkey is entered correctly.
4. Restart your device.
5. Make sure the keyboard is charged; recharge if low.
6. If pairing between the keyboard and tablet PC fails, or if characters are wrong or typing is delayed, re-pair using these procedures:
   • Delete all Bluetooth devices on the tablet PC.
   • Switch off the Bluetooth function on the tablet PC.
   • Reboot the tablet PC.
   • Switch on Bluetooth function on your tablet PC and pair again.

Product Specifications

1. Transmit Range: Up to 10 meters
2. Range of Frequency: 2.4 GHz Spectrum
3. Operating Voltage: DC 3.7 V (powered by Li-ion)
4. Operation Current: < 5 mA
5. Standby Current: 1.0 mA
6. Sleep Current: < 0.1 mA

FCC Compliance

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:

1. This device may not cause harmful interference.
2. This device must accept any interference received, including any interference that may cause undesired operation.

Seller Support

For support, contact LENRICH at sales@lenrich.com or visit www.lenrich.com.

Caution: To properly operate this product, please read the user manual thoroughly.

NOTE: Before pairing and connecting, please upgrade the tablet's system to OS 13.4 and above.

The keyboard and trackpad will enter sleep mode after 10 minutes without any operation. Press any key to wake up the keyboard when you need to operate the keys and trackpad.