Charge the battery: The best way to charge the iPad battery is to connect iPad to a power outlet using the included cable and USB power adapter.

iPad may also charge slowly when you connect it to a USB 2.0 port on your computer. If your Mac or PC doesn’t provide enough power to charge iPad, a “Not Charging” message appears in the status bar.

Important: The iPad battery may drain instead of charge if iPad is connected to a computer that’s turned off or is in sleep or standby mode, to a USB hub, or to the USB port on a keyboard.

The battery icon in the upper-right corner of the status bar shows the battery level or charging status.

Not Charging

Charging

Charged

Display the percentage of battery charge: Go to Settings > General > Usage and turn on the setting under Battery Usage.

Important: If iPad is very low on power, it may display one of the following images, indicating that iPad needs to charge for up to twenty minutes before you can use it. If iPad is extremely low on power, the display may be blank for up to two minutes before one of the low-battery images appears.

or

Rechargeable batteries have a limited number of charge cycles and may eventually need to be replaced.

Replace the battery: The battery isn’t user accessible; it can be replaced only by an Apple Authorized Service Provider. See www.apple.com/batteries/replacements.html.

Chapter 3    Basics

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Apple MD536LL/A, ME215LL/A, ME035LL/A, ME033LL/A, MD542LL/A, MD543LL/A, MD531LL/A, MD538LL/A, MD535LL/A, MD539LL/A Not Charging
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MD539LL/A, MD543LL/A, ME216LL/A, MD533LL/A, ME215LL/A specifications

The Apple MD530LL/A is part of Apple’s renowned MacBook Air lineup, specifically released in mid-2013. Designed for portability and efficiency, this ultrabook has carved its niche as a popular choice among students, professionals, and everyday users who demand reliability in a lightweight form factor.

One of the standout features of the MD530LL/A is its breathtaking Retina display, featuring a resolution of 1440 x 900 pixels. This provides vibrant colors and sharp text, enhancing both productivity and media consumption. The display is housed in a sleek aluminum chassis, embodying Apple's signature aesthetic with a minimal design and high durability.

Powered by Intel’s 4th generation Core i5 processor, the MD530LL/A offers considerable performance for multitasking and processing-intensive applications. With a base clock speed of 1.3 GHz, it can boost up to 2.6 GHz with Turbo Boost, enabling users to handle everyday tasks effortlessly. It comes equipped with 4GB of LPDDR3 RAM, providing adequate memory for smooth performance across various applications.

Storage is another key aspect of the MacBook Air MD530LL/A, featuring a 128GB solid-state drive (SSD). This not only ensures rapid boot-up times but also provides quick access to files and applications, significantly enhancing user experience. The SSD technology contributes to overall system stability and data integrity, making it a reliable choice for users who often transport data.

Connectivity options are well-rounded: the MD530LL/A includes USB 3.0 ports, an HDMI port, Thunderbolt, and a headphone jack, giving users flexibility for a variety of peripherals and devices. Furthermore, it features built-in Wi-Fi and Bluetooth capabilities for easy wireless connections.

Battery life is another impressive characteristic of the MacBook Air, with up to 12 hours of usage on a single charge. This long-lasting battery performance is one of the key reasons users gravitate towards the MacBook Air, providing the freedom to work or enjoy media without constant worry about recharging.

The Apple MD530LL/A strikes an excellent balance between performance, portability, and battery life. With its powerful features and elegant design, it remains a viable option for those seeking a reliable laptop that meets everyday computing needs, making it a worthy investment even years after its initial release.
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