Often an ISL88739. If the laptop runs on battery but won't charge, or vice versa, this is the primary component to inspect.
Often integrated with AMD A6-7310 or A8-7410 APUs. Memory: Typically supports DDR3L SDRAM across two slots. Graphics: Uses Integrated AMD Radeon graphics. Top-Side Schematic Highlights
: Designed for AMD APUs (e.g., E1, E2, A4, A6, A8 series). Memory Type : Utilizes DDR3L RAM.
This article provides an exhaustive technical breakdown of the LAD711P Rev 10, focusing on its top-level schematic (Sheet 1 of typically 4-6). We will dissect the power stages, control logic, feedback loops, and protection circuits. If you are holding a failed board or tracing a short circuit, this guide is your roadmap.
Once +B+ or VIN stabilizes across the top layer of the motherboard, it feeds the standby Power Management IC (PMIC), often a chip like the or equivalent. This IC is responsible for generating the basic voltages required to wake up the system: lad711p rev 10 schematic top
Before injecting any voltage, measure resistance to ground on all large gray inductors (coils) across the top and bottom of the motherboard.
If you're working on a project or repair that involves the "LAD711P Rev 10 Schematic Top," here are some steps you might consider:
Usually a Renesas/Intersil chip (e.g., ISL series) regulating battery charging and input voltage ( +VINpositive cap V cap I cap N
Never attempt to measure voltages without referencing the top sheet—it tells you which ground to use. Often an ISL88739
If VBUS is low or zero, check RV1 for cracking and LF1 for open windings. Do not overlook the thermistor (NTC) in series with the live wire.
Diodes (Check for shorts in the protection circuits). R/C Series: Resistors and Capacitors. Safety and Precision
The "Rev 10" specification likely refers to a service bulletin or a specific revision of the manufacturer's schematic that addressed a common reliability issue.
Because the central AMD processor handles system control and graph rendering natively without structural reinforcement, micro-fractures under the BGA packaging can interrupt connection paths, halting the startup sequencing. Advanced Troubleshooting Guide: Signal Tracing Memory: Typically supports DDR3L SDRAM across two slots
series laptops. Understanding its schematic and top-side layout is essential for diagnosing power-on issues and display failures. Core System Architecture The board is based on the Intel Kabylake-U
: Essential for safely injecting a restricted current (typically 1V at 1A) directly into shorted voltage rails to identify components that are failing short-to-ground through thermal dissipation.
: The BDL50 LA-D704P r0.3 PDF covers identical charging, Super I/O, and buck-converter topologies, serving as a highly effective circuit alternative.
The top view shows the physical layout of USB ports, the HDMI output, and the RJ-45 Ethernet jack. Repair and Maintenance Resources