User Manual
Table Of Contents
- About this documentation
- Chapter 1. Meet your computer
- Chapter 2. Get started with your computer
- Chapter 3. Explore your computer
- Chapter 4. Troubleshooting and recovery
- Chapter 5. CRU replacement
- Chapter 6. Help and support
- Appendix A. Important safety information
- Appendix B. Accessibility and ergonomic information
- Appendix C. Compliance information
- Appendix D. Notices and trademarks
Features and specifications
Hardware configuration
1. Right-click the Start button to open the Start context menu.
2. Click Device Manager. Type the administrator password or provide
confirmation if prompted.
Electrical input
• Input voltage: From 100 V ac to 240 V ac
• Input frequency: 50/60 Hz
Adaptability for power supply
• Mainland China: 220 V±22 V, 50 Hz±1 Hz
• Adaptive voltage positioning: 90 V to 264 V, 50/60 Hz
• With voltage selection switch: 90 V to 264 V, 50 Hz±1 Hz
Microprocessor
To view the microprocessor information of your computer, right-click the Start
button and then click System.
Memory Double data rate 4 (DDR4) small outline dual in-line memory module (SODIMM)
Storage device
• 2.5-inch form factor, 7-mm (0.28-inch) height storage drive
• M.2 solid-state drive
• Intel
®
Optane™ memory*
To know the storage drive capacity of your computer, right-click the Start button
and then click Disk Management.
Note: The storage drive capacity indicated by the system is less than the nominal
capacity.
Display features
• Color display with Thin Film Transistor (TFT) technology
• Color display with Wide Viewing Angle (WVA)
• Display size:
– 609.6 mm (24 inches)
– 685.8 mm (27 inches)
• Display resolution:
– 1920 x 1080 pixels (24 inches)
– 2560 x 1440 pixels (27 inches)
• Multi-touch technology*
• The integrated graphics card supports the following:
– HDMI 1.4 in connector
– HDMI 1.4 out connector
• The optional discrete graphics card provides an enhanced video experience
and extended capabilities.
Audio features
• The integrated audio card supports the following:
– Combo audio jack
– Integrated microphones
– Internal speakers
• The optional discrete audio card provides an enhanced audio experience and
extended capabilities.
8 IdeaCentre A540 Series User Guide