2021: E82152 Schematic

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October 26, 2023 Subject: Engineering Schematic E82152 – 2021 Release Prepared By: Engineering Documentation Team

This indicates that the plastic and fiberglass substrates meet the UL 94 standard for safety. It guarantees the board will self-extinguish within 10 seconds when exposed to an open flame.

Power enters via the DC-IN jack or a USB-C Power Delivery controller. The schematic shows back-to-back N-Channel isolation MOSFETs governed by a charging IC (such as an Intersil/Renesas or Texas Instruments series chip). If these MOSFETs fail to gate open, the board will show absolute zero sign of power. 2. Always-On (Standby) Subsystem e82152 schematic 2021

In older schematics, the current sense shunt (R25) was on the high side (+24V rail). In the , R25 (0.01Ω, 3W) has been moved to the low side (between load and GND). This allows the LM2902 to measure current without requiring a level-shifter. Consequence: The output load can no longer share an external ground with the control logic.

Since the number identifies the board manufacturer rather than the circuit design, finding a schematic requires identifying the actual motherboard model Go to product viewer dialog for this item. host device 1. Identifying Your Specific Schematic

UL (Underwriters Laboratories) file number registered to Gold Circuit Electronics Ltd , a manufacturer of printed circuit boards (PCBs). UL Product iQ Always scan downloaded PDF and ZIP files with

| Component Type | Primary Function | Example Compatibility (not exhaustive) | | :--- | :--- | :--- | | | Manages all touch input, converting physical contact into digital signals for the OS. | ASUS ZenBook series (likely UX360, UX461, etc.) | | Power/Charging Port Board | Houses the laptop's internal DC power jack. Connects the external charger to the motherboard, providing stable and secure power delivery. | ASUS ROG G701VI / G701VIK | | USB / Audio I/O Board | Manages USB ports and the audio jack (headphone/mic) on the side or front of the laptop. | ASUS K53 series (K53S, K53SD, K53SV) |

Because this number only identifies who manufactured the physical board and not the electrical design or layout, you cannot find a specific "E82152" schematic or boardview.

To find a usable 2021 schematic for repair purposes, you must locate the , which is usually printed elsewhere on the PCB. Common platforms that use E82152-labeled boards include: Asus K52 Series: Often uses the K52JR or K52JT mainboard . Power enters via the DC-IN jack or a

Usually the first page, showing how the CPU, RAM, and Power ICs connect. Power Rails: Search for (Always On) or to troubleshoot power-on issues. Component IDs: Labels like (Power Unit/IC), (Power Resistor), and

This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. E82152 for GOLD CIRCUIT ELECTRONICS LTD | UL Solutions