Dell Latitude 7210 2-in-1, Руководство по обслуживанию, Страница: 85 / 89

Troubleshooting
Enhanced Pre-boot System Assessment -
eDiags2.0
The eDiags2.0 is a diagnostic utility available on the tablet. This utility includes a series of tests for a tablet's hardware. Customers can run
these tests even if the computer lacks any media (hard drive, CD drive, etc.). If an eDiags2.0 -tested component fails, the system displays
an error code and generates a beep code.
Features:
• Graphical User Interface.
• Automatic Default Operation- runs test on all devices, allowing a user to interrupt and select any device.
• Checks the Master Boot Record for readiness to boot into a full OS environment.
• Tablet panel test.
• Video card.
• Battery test.
• Charger test.
• Primary battery.
• Multiprocessor cache test.
Running the ePSA Diagnostic Utility
About this task
NOTE: The following steps can be used to run the ePSA diagnostic utility in DOS mode without using an external
keyboard.
Steps
1. Power on the system.
2. Before the Dell Logo is displayed, immediately press the
Volume Up button to get the Boot Menu .
3. Scroll down the Diagnostics and then press the Volume Down button to select.
4. The tablet will begin running the ePSA utility.
System diagnostic lights
Battery-status light
Indicates the power and battery-charge status.
Solid white — Power adapter is connected and the battery has more than 5 percent charge.
Amber — Computer is running on battery and the battery has less than 5 percent charge.
Off
• Power adapter is connected and the battery is fully charged.
• Computer is running on battery and the battery has more than 5 percent charge.
• Computer is in sleep state, hibernation, or turned off.
The power and battery-status light blinks amber along with beep codes indicating failures.
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Troubleshooting 85