تعارف
This manual provides comprehensive instructions for setting up, operating, maintaining, and troubleshooting your Logitech K855 Wireless Mechanical Keyboard. Designed for both office and gaming use, this 84-key keyboard offers versatile connectivity and a comfortable typing experience.
سيٽ اپ گائيڊ
پيڪيج مواد
پڪ ڪريو ته سڀئي شيون پيڪيج ۾ موجود آهن:
- Logitech K855 Wireless Mechanical Keyboard
- Logi Bolt USB وصول ڪندڙ
- استعمال ڪندڙ دستاويز (هي دستورالعمل)
سسٽم گهرجون
Before connecting your keyboard, ensure your device meets the following requirements:
- Logi Bolt USB وصول ڪندڙ: Available USB port. Compatible with Windows 10, Windows 11 or later; macOS 10.15 or later; Chrome OS™; Linux®.
- Bluetooth گھٽ توانائي: Bluetooth low energy wireless technology. Compatible with Windows 10 or later; macOS 10.15 or later; iPadOS 14.0 or later; iOS 14.0 or later; Chrome OS™; Linux; Android 8.0 or higher.
- Internet connection for downloading Logi Options+ software (optional, for advanced customization).
پنھنجي ڪي بورڊ کي نڻ
The Logitech K855 offers two connection methods: Logi Bolt USB Receiver or Bluetooth Low Energy.
Method 1: Using the Logi Bolt USB Receiver
- Locate the Logi Bolt USB receiver in your keyboard's packaging.
- Logi Bolt USB رسيور کي پنهنجي ڪمپيوٽر تي موجود USB پورٽ ۾ لڳايو.
- Turn on the keyboard. It should automatically connect to the receiver.
Method 2: Using Bluetooth Low Energy
- پنھنجي ڪيبورڊ کي چالو ڪريو.
- Activate Bluetooth on your device (computer, tablet, or smartphone).
- On your keyboard, press and hold one of the Easy-Switch keys (usually F1, F2, or F3, indicated by a Bluetooth icon) until the LED indicator starts blinking rapidly, indicating pairing mode.
- On your device, search for Bluetooth devices and select "Logitech K855" from the list.
- Follow any on-screen prompts to complete the pairing process. The LED indicator on the keyboard will turn solid when connected.

شڪل 1: مٿي view of the Logitech K855 keyboard, showing key layout.

شڪل 2: هيٺيون view of the Logitech K855 keyboard, showing the battery compartment and adjustable feet.
آپريٽنگ هدايتون
بنيادي ڪي بورڊ جا ڪم
The Logitech K855 features an 84-key layout with standard alphanumeric keys, function keys, and navigation keys. The mechanical TTC red switches provide a smooth, linear feel for comfortable and responsive typing.
Easy-Switch Functionality
The keyboard supports connecting to up to three devices simultaneously. Use the Easy-Switch keys (typically F1, F2, F3) to seamlessly switch between your paired devices. Press the desired Easy-Switch key to instantly connect to the corresponding device.
Function Keys (Fn)
The function keys (F1-F12) can perform special actions when pressed in combination with the 'Fn' key. These actions may include media control, volume adjustment, and other system shortcuts. Refer to your device's operating system for specific Fn key functionalities.
Logi Options+ Software (Optional)
For advanced customization, download and install the Logi Options+ software. This software allows you to:
- Reassign keys to perform custom actions.
- Adjust keyboard settings.
- ڳنڍيل ڊوائيسز کي منظم ڪريو.
- Utilize Logitech Flow with compatible mice for seamless multi-computer control.

شڪل 3: بند اپ view of the mechanical TTC red switches, highlighting the linear feedback.

Figure 4: The compact design of the K855 keyboard, suitable for various workspaces.
سار سنڀال
ڪي بورڊ جي صفائي
To maintain optimal performance and appearance, clean your keyboard regularly:
- صفائي ڪرڻ کان اڳ ڪيبورڊ کي پنهنجي ڊوائيس کان ڌار ڪريو.
- نرم، لِنٽ کان خالي ڪپڙو استعمال ڪريو ٿورڙو ڊيampened with water or a mild cleaning solution to wipe down the keys and surface.
- سخت ڪيميڪل، رگڙيندڙ ڪلينر، يا سڌو سنئون ڪيبورڊ تي مائع اسپري ڪرڻ کان پاسو ڪريو.
- For debris between keys, use compressed air.
بيٽري مٽائڻ
The Logitech K855 keyboard has a battery life of up to 36 months, depending on usage. When the battery indicator light signals low power, replace the batteries:
- ڪيبورڊ بند ڪريو.
- Locate the battery compartment on the underside of the keyboard (refer to Figure 2).
- ڪمري کي کوليو ۽ پراڻي بيٽرين کي هٽايو.
- نئين بيٽريون داخل ڪريو، صحيح پولارٽي کي يقيني بڻائي.
- Close the battery compartment and turn on the keyboard.
مشڪلاتون
ڪي بورڊ ڳنڍجي نه رهيو آهي
- طاقت چيڪ ڪريو: Ensure the keyboard is turned on and has sufficient battery power.
- USB وصول ڪندڙ: If using the Logi Bolt receiver, ensure it is securely plugged into a working USB port. Try a different USB port.
- بلوٽوٿ: If using Bluetooth, ensure Bluetooth is enabled on your device and the keyboard is in pairing mode (blinking LED). Remove "Logitech K855" from your device's Bluetooth list and try pairing again.
- فاصلو: Ensure the keyboard is within the 10-meter wireless reception range of your device.
- مداخلت: Move away from other wireless devices or sources of interference (e.g., Wi-Fi routers, cordless phones).
چاٻيون جواب نه ڏيڻ
- بيٽري: Replace the batteries if the battery indicator is low.
- ڪنيڪشن: Re-establish the connection (see "Keyboard Not Connecting").
- صفائي: Check for debris under the keys and clean as described in the Maintenance section.
دير يا دير سان ان پٽ
- مداخلت: Reduce wireless interference.
- فاصلو: Ensure the keyboard is close to the receiver or Bluetooth device.
- بيٽري: Low battery can affect performance. Replace if needed.
وضاحتون
| خاصيت | تفصيل |
|---|---|
| ماڊل نمبر | Logitech Signature K855 |
| طول و عرض (H x W x D) | 138.8mm x 355.2mm x 38.8mm |
| ڪنيڪشن جو قسم | Bluetooth Low Energy Wireless (Bluetooth 5.1), Logi Bolt USB Receiver (2.4Ghz Wireless) |
| وائرليس استقبال جي حد | 10 meters (varies depending on usage environment) |
| Mechanical Key Shaft | Red shaft (linear) |
| بيٽري جي زندگي | Up to 36 months (varies with usage) |
| اشارا | Caps Lock, Easy-Switch key, Battery indicator |
| اختياري سافٽ ويئر | Logitech Options+ (for macOS 10.15+, Windows 10/11+) |
| Logitech Flow Compatibility | Compatible with Logitech Flow-enabled mice |
| ڪي بورڊ معياري | 84 Keys, Mini Keyboard |
| درخواست | ڊيسڪ ٽاپ، ليپ ٽاپ، ٽيبليٽ |
| انٽرفيس جو قسم | USB (رسيور لاءِ) |
| انداز | Standard, Ergonomics, Gaming, Multifunctional Keyboard |
| کلائي سپورٽ | ها |
| ٻولي | انگريزي |
| اصليت | مکيه زمين چين |
وارنٽي ۽ سپورٽ
مصنوعات جي وارنٽي
Your Logitech K855 keyboard is covered by a warranty that includes:
- مفت واپسي: خريداري جي 90 ڏينهن اندر مفت واپسي موجود آهي.
- تيز ترسيل جي ضمانت: In case of delayed delivery, a $1.00 coupon code may be provided. Refunds are available if the package is lost or items are damaged during transit, or if no delivery occurs within 60 days.
سيڪيورٽي ۽ رازداري
Logitech is committed to protecting your personal information:
- محفوظ ادائيگيون: Personal details are not shared with third parties without your consent.
- محفوظ ذاتي تفصيل: توهان جي رازداري محفوظ آهي، ۽ ذاتي تفصيل محفوظ ۽ محفوظ رکيا ويا آهن.
ڪسٽمر سپورٽ
For further assistance, technical support, or warranty claims, please refer to the official Logitech support channels or contact your retailer.





