Acer Aspire E5-772 14276-1M Schematics & Boardview

Acer Aspire E5-772 14276-1M schematics, boardview, bitmap, and PCB layout files are available for laptop repair technicians working on board-level diagnostics, power rail tracing, and component-level fault finding. These files provide the reference data needed to follow the power-on sequence, locate failed components, and verify voltages against the designed values.

Acer Aspire E5-772 14276-1M Hardware Solutions

Acer Aspire E5-772 14276-1M No Power and Dead Board Solution

this device completely dead, no power light, and no standby voltage diagnosis.

Acer Aspire E5-772 14276-1M DC Jack and Charging Port Solution

this device DC jack replacement, adapter detection, and charging port faults.

Acer Aspire E5-772 14276-1M Charging IC and Battery Solution

this device battery not charging, charging IC faults, and battery detection circuits.

Acer Aspire E5-772 14276-1M Power Sequence Solution

this device S5 to S3 to S0 power-on sequence, enable signals, and power good lines.

Acer Aspire E5-772 14276-1M EC Embedded Controller Solution

this device EC chip faults, EC firmware, and power button signal tracing.

Acer Aspire E5-772 14276-1M CPU Core Voltage and VRM Solution

this device VCCIN rail, CPU VRM circuit, and core voltage not generating.

Acer Aspire E5-772 14276-1M RAM and DDR Voltage Solution

this device no boot with RAM installed, DDR VTT and VREF rails, and slot repair.

Acer Aspire E5-772 14276-1M PCH and Chipset Solution

this device PCH faults, chipset reballing, and platform clock issues.

Acer Aspire E5-772 14276-1M LCD Display and eDP Solution

this device no display, eDP and LVDS signal tracing, and panel connector faults.

Acer Aspire E5-772 14276-1M LCD Backlight Solution

this device dim screen, backlight driver circuit, and LED boost converter repair.

Acer Aspire E5-772 14276-1M Graphics and GPU Solution

this device GPU faults, dedicated graphics power rails, and external monitor output.

Acer Aspire E5-772 14276-1M Keyboard and Touchpad Solution

this device keyboard not working, touchpad faults, and FPC connector repair.

Acer Aspire E5-772 14276-1M USB and Type-C Port Solution

this device USB ports not detecting, Type-C circuit, and port power faults.

Acer Aspire E5-772 14276-1M Audio Codec and Speaker Solution

this device no sound, audio codec faults, and speaker amplifier circuits.

Acer Aspire E5-772 14276-1M WiFi Bluetooth and M.2 Solution

this device wireless card not detected, M.2 slot power, and antenna circuits.

Acer Aspire E5-772 14276-1M LAN and Ethernet Solution

this device Ethernet port not working, LAN controller, and magnetics faults.

Acer Aspire E5-772 14276-1M SSD NVMe and SATA Solution

this device drive not detected, NVMe and SATA slot power rails, and data lines.

Acer Aspire E5-772 14276-1M Fan and Thermal Shutdown Solution

this device fan not spinning, thermal sensor faults, and overheating shutdown.

Acer Aspire E5-772 14276-1M RTC and CMOS Battery Solution

this device time reset, RTC circuit, and CMOS battery voltage faults.

Acer Aspire E5-772 14276-1M Webcam and Card Reader Solution

this device webcam not detected and SD card reader circuit repair.

Acer Aspire E5-772 14276-1M Component Names and Test Points

Identify this device motherboard components, reference designators, and test points.

Motherboard Diagram and Circuit Information

The power distribution on this board is designed to bring up the always-on rails in a specific order. The EC releases the power-good chain, and the VRM generates VCCIN. The 3V and 5V always-on rails are powered up simultaneously, and the power-good signals are used to indicate the availability of the rails.

Schematics File

The schematics file provides a detailed diagram of the board's electrical connections, allowing technicians to plan repairs and diagnose faults. By following the power-on sequence from the adapter to the CPU, technicians can trace always-on rails, enable lines, and power-good signals to identify the component behind a shorted or missing rail.

• Follow the power-on sequence from the adapter to the CPU
• Trace always-on rails, enable lines, and power-good signals
• Identify the component behind a shorted or missing rail
• Check EC, PCH, and clock connections against the design
• Plan component-level repairs using pinout and net data

Boardview and Bitmap

The boardview and PCB layout files provide a visual representation of the board's physical layout, allowing technicians to quickly locate components and trace nets. By referencing the schematic with the physical layout, technicians can pinpoint the location of a component on the board and plan repairs.

• Find any component by reference designator in seconds
• See which side of the board a part sits on
• Trace a net to every pad it touches
• Cross-reference the schematic with the physical layout

Common Faults on This Board

This board often presents with faults such as no power, no display, not charging, or dead after liquid damage. In each case, the board-level repair technician must diagnose the root cause of the fault and perform the necessary repairs to restore functionality.

Why These Files Matter

The availability of these files is crucial for accurate and efficient repair. By providing detailed information about the board's electrical connections and physical layout, these files enable technicians to diagnose and repair faults quickly and effectively, reducing the time and cost of repair.

Acer Aspire E5-772 14276-1M