Logitech Illuminated Keyboard K740 User Manual

1. ផលិតផលលើសview

The Logitech K740 Illuminated Keyboard is a full-size keyboard designed for comfortable and efficient typing. It features bright backlit keys, an ultra-thin profile, and a transparent frame. The PerfectStroke key system ensures a fluid and whisper-quiet typing experience. It also includes a soft-touch palm rest and one-touch controls for enhanced usability.

Figure 1: The Logitech K740 Illuminated Keyboard connected to a desktop computer setup, showcasing its sleek design alongside a monitor and writing instruments.

លក្ខណៈសំខាន់ៗ៖

• Bright Backlit Keys: Ensures characters are sharp, bright, and easy to read, with only key characters illuminated for minimal distraction.
• ប្រូតេស្ដស្តើងបំផុត។file: Sleek design with a transparent frame to complement any desk setup.
• PerfectStroke Key System: Provides comfortable, fluid, and whisper-quiet typing, even when striking the edge of a key.
• Soft-Touch Palm Rest: Helps position hands comfortably for extended typing sessions.
• Full-Size Key Layout: All keys are in a familiar arrangement for quick and comfortable typing.
• 1-Touch Controls and Hot Keys: For convenient access to common functions.
• ភាពឆបគ្នា៖ Works with Windows XP, Vista, or 7.

2. រៀបចំ

ការភ្ជាប់ក្តារចុច៖

1. Unpack the Logitech K740 Illuminated Keyboard from its packaging.
2. កំណត់ទីតាំងខ្សែ USB ដែលភ្ជាប់ទៅនឹងក្តារចុច។
3. ដោតឧបករណ៍ភ្ជាប់ USB ទៅក្នុងរន្ធ USB ដែលមាននៅលើកុំព្យូទ័ររបស់អ្នក។
4. កុំព្យូទ័ររបស់អ្នកគួររកឃើញដោយស្វ័យប្រវត្តិ និងដំឡើងកម្មវិធីបញ្ជាចាំបាច់។ វាអាចចំណាយពេលបន្តិច។
5. នៅពេលដែលការដំឡើងត្រូវបានបញ្ចប់ ក្តារចុចគឺរួចរាល់សម្រាប់ការប្រើប្រាស់។

3. សេចក្តីណែនាំប្រតិបត្តិការ

ការគ្រប់គ្រងពន្លឺខាងក្រោយ៖

The K740 keyboard features intelligent backlighting that automatically illuminates keys when your hands approach. You can also manually adjust the brightness level.

• ការបំភ្លឺដោយស្វ័យប្រវត្តិ៖ The keys will light up as your hands get close to the keyboard.
• ការកែតម្រូវពន្លឺ៖ Use the dedicated brightness control keys (usually located on the function row) to increase or decrease the backlight intensity to your preference.

រូបភាពទី 2: លម្អិត view of the Logitech K740 Illuminated Keyboard, highlighting the bright, clear backlighting of its keys, designed for visibility in low-light conditions.

Using Hot Keys and Media Controls:

The keyboard includes several one-touch controls and hot keys for quick access to media playback, volume, and other common functions. Refer to the key labels for specific functions.

Figure 3: An overhead shot of the Logitech K740 Illuminated Keyboard, displaying its full-size layout and integrated palm rest.

4. ការថែទាំ

ការសម្អាតក្តារចុច៖

• ផ្តាច់ក្តារចុចពីកុំព្យូទ័ររបស់អ្នកមុនពេលសម្អាត។
• ប្រើក្រណាត់ទន់ គ្មានជាតិសរសៃបន្តិច ឃampលាងសម្អាតជាមួយទឹក ឬទឹកសម្អាតស្រាលៗ ដើម្បីជូតសម្អាតសោ និងផ្ទៃនានា។
• Avoid using harsh chemicals, abrasive cleaners, or solvents, as these can damage the keyboard's finish or key legends.
• សម្រាប់ធូលី និងកំទេចកំទីរវាងសោ សូមប្រើខ្យល់ដែលបានបង្ហាប់។

5. ការដោះស្រាយបញ្ហា

ក្តារចុចមិនឆ្លើយតប៖

• Ensure the USB cable is securely plugged into a working USB port on your computer. Try a different USB port if necessary.
• ចាប់ផ្ដើមកុំព្យូទ័ររបស់អ្នកឡើងវិញ។
• Check if the keyboard is enabled in your computer's Device Manager (Windows).

អំពូល Backlight មិនដំណើរការ៖

• Verify that the brightness control keys are not set to the lowest level.
• Ensure the keyboard is properly connected to your computer.

6. លក្ខណៈបច្ចេកទេស

7. ការធានា និងការគាំទ្រ

សម្រាប់ព័ត៌មានអំពីការធានា និងការគាំទ្របច្ចេកទេស សូមមើលឯកសារដែលភ្ជាប់មកជាមួយផលិតផលរបស់អ្នក ឬចូលទៅកាន់ផ្នែកគាំទ្រផ្លូវការរបស់ Logitech។ webគេហទំព័រ។

You can find additional resources and contact information at www.logitech.com/Support.