This is the UL File Number for HannStar. It is traceable back to the manufacturer. If you search the UL database, E89382 confirms the board was produced by HannStar’s facilities.
Bottom line: If you are repairing an Acer Aspire Z series AIO, an older HP Pavilion Slimline, or a generic embedded system, you are likely holding a Hannstar MV-4.
Check these sites (manually look – no direct links):
Use the power supply/PWM ICs to reverse-engineer:
Common ICs on that board:
Check donor board photos – Search eBay or AliExpress for “Hannstar J MV-4 board” – high-res photos often reveal component values and traces.
The HannStar J MV-4 94V-0 E89382 schematic is a detailed map essential for board-level repair. The most common points of failure on this specific board model typically revolve around the CPU VRM MOSFETs and the Super I/O power sequencing logic. Access to the PDF allows a technician to move beyond simple parts swapping and perform precise voltage and signal tracing.
Note on Sourcing: As this is an OEM board, the schematic PDF is rarely found on the manufacturer's public website. It is typically sourced from third-party electronics repair databases or specialized technician forums. Ensure the file matches the specific revision printed on the board (e.g., Rev 1.0 vs 2.0) for accurate trace mapping.
The Hannstar J MV-4 94V-0 (E89382) is not a specific motherboard model but rather a specification mark found on PCBs manufactured by HannStar Display Corp. The "94V-0" label refers to the board's UL (Underwriters Laboratories) flammability rating, while "E89382" is HannStar’s specific registration code. Core Identification for Schematics
To find a correct schematic PDF, you must identify the laptop chassis or platform model, as HannStar manufactures boards for various brands like Acer, ASUS, Lenovo, and HP. Common platforms using this board material include:
Acer Aspire 3680 / 5570: Often uses the Quanta ZR1 platform. Lenovo Y510: Uses board revision E89382.
Asus A52F / X202E: Specific ASUS revisions often bear these marks. Technical Specifications
While the specific features depend on the laptop manufacturer, boards marked Hannstar J MV-4 typically share these common traits:
CPU Support: Often found with Intel Core 2 Duo (Socket P) or Intel Core i3 processors. RAM: Typically supports DDR2 or DDR3 SODIMM slots.
Graphics: Integrated solutions such as the Intel GMA X3100 or dedicated ATI/AMD chips.
Power Management: Complex voltage regulation sequences providing 5V, 3.3V, 1.5V, and 1V to various components. Where to Find Schematic PDFs
If you are troubleshooting a repair, look for the motherboard's true platform code (e.g., "Quanta ZR1" or "DAZQSAMB6F1"). You can often find these schematics on community repositories: Hannstar J Mv 4 Motherboard Schema
If you want, give me the exact full PCB silkscreen (e.g., "JMV-4 REV: X.X" or the laptop model) and I’ll search for available schematic PDFs or boardviews.
Hannstar J MV-4 94V-0 E89382 is not a specific motherboard model, but rather a set of PCB manufacturing markings found on boards used by various laptop brands like Acer, Lenovo, and HP Hannstar J MV-4 identifies the PCB manufacturer and material type. is a UL flammability rating. is Hannstar's UL file number. Where to Find the Schematic PDF
Because these markings appear on many different designs, you must find the OEM motherboard model number
(often printed in white ink elsewhere on the board) to locate the correct schematic. Common models using this PCB include: Acer Aspire Series : Found in models like the Aspire 5745 Aspire E5-571 : Used in the IdeaPad Y510 : Found in some You can check document repositories like
for potential matches, though these often require a specific board code (e.g., "DA0EL2MB6D0") for full accuracy. General Technical Specifications
Depending on the specific laptop model, boards with these markings typically feature: : Support ranges from older Intel Core 2 Duo (Socket P) to 4th Gen Intel Core (Haswell). 2 DDR2 or DDR3L SODIMM slots supporting up to 16GB depending on the revision : Integrated Intel HD Graphics (e.g., 4400/4600) or discrete options like NVIDIA GeForce 820M Replacement Parts Used boards are frequently available on AliExpress , typically priced between $13 and $100
depending on the specific model and whether a CPU is included. Can you find any other identifiers
on the board, such as a string starting with "DA0..." or "6050A...", to help narrow down the exact schematic? E89382 hannstar j mv 4 94v 0-AliExpress
The Hannstar J MV-4 94V-0 E89382 is a widely manufactured PCB base used by various laptop brands, including Lenovo, Acer, HP, and Medion. Because Hannstar is the PCB manufacturer rather than the circuit designer, the specific schematic you need often depends on the laptop model or the ODM (Original Design Manufacturer) code printed elsewhere on the board. Schematic & Technical Documents
You can find related schematic diagrams and board files on technical archive platforms:
Scribd Archives: Detailed Schematic Guides and Block Diagrams for the MV-4 series.
OSF Repositories: A downloadable PDF Schematic specifically for the E89382.
Specialised Repositories: The Laptop Repair Forum provides repair guides and boardview files for this specific board code. Common Laptop Compatibility
This board is frequently identified in the following models: E89382-Motherboard-Schematic-Pdf-52.pdf - OSF Hannstar J Mv-4 94v-0 E89382 Motherboard Schematic Pdf
16 Feb 2021 — OSF | E89382-Motherboard-Schematic-Pdf-52. pdf. OSF
Hannstar J Mv-4 94v-0 Schematic Diagram: Read/Download - Scribd
The HannStar J MV-4 94V-0 E89382 designation typically refers to the manufacturer and type of the PCB material (the "raw" circuit board) rather than the actual motherboard model or platform design. HannStar is a large manufacturer of printed circuit boards used by many laptop brands, including Lenovo, ASUS, Acer, and Medion.
To find the correct schematic, you must identify the platform model printed elsewhere on the board. Common platforms using this specific HannStar PCB include: ASUS K51 / K61 (Revision 2.1) Lenovo IdeaPad Y510 Acer Aspire 3680 / 5570 (Platform: Quanta ZR1) Quanta FM6 (Used in Dell Studio 1435/1535) Schematic Technical Summary
If you are working with the version used in the Lenovo Y510 or Dell Studio series, the typical technical specifications found in the schematic include:
Processor Support: Intel Core 2 Duo (Socket P / 478 pins) with Front Side Bus (FSB) speeds of 800 MHz or 1066 MHz. Memory: Two DDR2 SODIMM slots supporting up to 4 GB of RAM.
Graphics: Integrated Intel GMA X3100 or discrete ATI M82S chipset with GDDR2 memory.
Connectivity: Realtek Fast Ethernet (10/100 Mbps) and Ricoh R5C833 card reader controllers. Where to Find the Schematic PDF
Since "MV-4 94V-0" is a generic board type, ensure you search for the platform name (e.g., "Quanta ZR1 schematic") for the most accurate results. You can find technical documentation and potential downloads on these community sites: Scribd: Hosts various revisions like the Quanta FM6.
OSF (Open Science Framework): Offers a specific E89382 motherboard schematic file for download.
Badcaps.net: A reliable forum where technicians share schematics based on the specific 4-digit code (e.g., 0737 or 0823) found near the HannStar logo.
Can you check the motherboard for a 4-digit date code or a platform name (like "Quanta" or "Compal") so I can help you find the exact revision you need? E89382-Motherboard-Schematic-Pdf-52.pdf - OSF
The search for "Hannstar J Mv-4 94v-0 E89382" refers to markings on a printed circuit board (PCB) rather than a specific motherboard model. HannStar is the manufacturer of the raw board material (textile/fiberglass), and MV-4 94V-0 indicates the fire-resistance rating and board type. To find an accurate schematic, you must locate the actual board manufacturer's model number (e.g., Quanta, Compal, or Wistron), which is usually printed elsewhere on the motherboard. Common Laptops Using This PCB
This specific board material is found in various laptop brands. Depending on your device, the schematic you likely need is for one of the following models:
Lenovo: Used in models like the IdeaPad Y510, Z575, and B575e. ASUS: Found in the K51, K61, and U35JC series.
Medion: Often associated with Medion laptops using an Intel Core i3-2367M CPU.
Dell: A version is used in the Dell Studio 1435/1535 (specifically the Quanta FM6 board). Potential Schematic Sources
While "E89382" is a popular search term, most specialized repair databases catalog the file under the laptop model or the internal manufacturer code (e.g., DABU1MB16 for some Toshiba models using this board). E89382-Motherboard-Schematic-Pdf-52.pdf - OSF OSF | E89382-Motherboard-Schematic-Pdf-52. pdf.
In the late 2000s, the Hannstar J MV-4 94V-0 E89382 motherboard became a workhorse behind the scenes for major manufacturers like
. Its schematic, often traded among repair technicians on forums like DIY Laptop Repair
, holds the key to reviving aging machines from the budget and mid-range laptop era. The Technical Heart of the Story
The "J MV-4" was more than just a component; it was a compact ecosystem designed to bridge the gap between Intel chipsets and everyday portable computing. Integrated Powerhouse : It typically supported Intel Core i3
or Pentium processors and featured two memory slots for DDR3 RAM. Connectivity Hub : The board included essential ports such as
, and a Realtek Fast Ethernet controller for 10/100 Mbps networking. Expansion Options : Some variations, like those found in Acer Aspire notebooks, even included discrete graphics options like the NVIDIA GeForce 820M A Technician's Journey
For many enthusiasts, the story of this motherboard is one of troubleshooting and persistence. Common repair tales involve: E89382 Hannstar MV-4 94V-0 Schematics | PDF - Scribd
The markings Hannstar J MV-4 94V-0 E89382 do not represent a specific motherboard model or a schematic. Instead, they are generic raw printed circuit board (PCB) certifications.
💡 The Golden Rule of Board Repair: You cannot find a schematic using Hannstar or 94V-0 markings. You must find the actual engineer code stamped on the board. 🔍 Decoding Your Motherboard Markings
The text printed on your motherboard reveals properties of the raw fiberglass board, not the electronic circuit design: HannStar J: The manufacturer of the raw PCB laminate. MV-4: The specific PCB material model used by HannStar.
94V-0: The UL (Underwriters Laboratories) flammability rating, meaning the plastic will self-extinguish within 10 seconds. E89382: HannStar's specific UL file registration number. 🛠️ How to Find Your True Schematic This is the UL File Number for HannStar
To locate the exact PDF schematic or Boardview file for your repair, look past the HannStar logo and find the ODM (Original Design Manufacturer) code printed in white or gold silk-screen paint.
Look on your board for text layouts resembling these common manufacturer formats: Format: LA-XXXXP or LA-XXXX (e.g., LA-7912P, LA-A991P).
Where to look: Usually near the RAM slots or edge of the board.
Format: DA0XXXXMBX or DAOXXXXMBX (e.g., DA0R53MB6E0, DA0U83MB6E0).
Where to look: Look for the signature "DA0" or "DAO" prefix. 3. Wistron
Format: A 5 to 6 digit code followed by a project name (e.g., 48.4IE01.011 or 12204-1). Where to look: Usually written in very small white text. 4. Foxconn / Inventec / Pegatron Foxconn: Look for names like CHICAGO_HR_HPC.
Inventec: Look for a 13-digit number starting with 6050A (e.g., 6050A2548101-MB-A02). 📥 Where to Download the Schematic
Once you identify the actual board model (like LA-7912P), do not click on generic Google search results claiming to have the "E89382 PDF". Those are often automated spam sites.
Instead, look for your specific board code on dedicated technician databases: Use community forums like Badcaps or VLab.
Check specialized Telegram schematic databases like the Schematics Archive Channel.
Search for the specific board code on document hosts like Scribd.
What is the brand and model of the laptop or computer you are working on? If you can reply with any other codes printed on the board, I can help you identify the exact schematic you need. schematics|boardviews| ARCHIVE – Telegram
Understanding the Hannstar J Mv-4 94v-0 E89382 Motherboard Finding a specific schematic for a motherboard like the Hannstar J Mv-4 94v-0 E89382 can be a challenge because these identifiers often refer to the PCB manufacturer and material standards rather than the specific laptop or computer model. What do these markings mean?
When you look at the board, the printed text provides clues about its origin:
Hannstar J: This refers to HannStar Display Corporation, a major Taiwanese manufacturer of printed circuit boards (PCBs) and displays. They produce boards for many major brands like Dell, HP, ASUS, and Acer.
94V-0: This is a UL (Underwriters Laboratories) flammability rating. It indicates that the plastic materials on the board are self-extinguishing within a specific timeframe.
MV-4: This is a specific PCB material type or manufacturing standard used by Hannstar.
E89382: This is the UL certification number specifically assigned to Hannstar. If you search this number in the UL database, it confirms the manufacturer but not the specific electronic design of the board. Identifying Your Specific Board
Because "MV-4 94V-0" is found on thousands of different motherboard models, you cannot find a schematic using these numbers alone. To find the correct Schematic PDF, you need the OEM Model Number.
Look for other markings on the board, usually silkscreened in white or etched into the green/blue solder mask. Common examples include: DA0LZ5MB6G0 (Quanta model numbers) LA-9104P (Compal model numbers) 6-71-W2400-D03 (Clevo model numbers) How to Locate the Schematic PDF
Once you find the specific OEM model number (e.g., "Compal LA-XXXX"), you can search for the technical documentation:
Repair Forums: Sites like BadCaps.net or VinaFix are goldmines for technicians. Users often upload schematics and boardview files for specific laptop models.
Boardview Software: If you are performing hardware repairs (like tracing a short circuit), a Boardview file (.cad, .brd, or .fz) is often more useful than a PDF schematic as it shows the physical layout of components.
Search Queries: Use the model number + "schematic" or "service manual." For example: "Compal LA-5891P schematic PDF." Common Uses for the Schematic
Technicians seek these documents for several critical repair steps:
Power Rail Tracing: Identifying where 19V, 5V, or 3.3V rails are failing.
Component Identification: Finding the exact values of burnt resistors or capacitors that are no longer readable.
BIOS Pinouts: Identifying the correct pins for flashing a corrupted BIOS chip.
Hannstar J MV-4 94V-0 E89382 refers to a specific type of printed circuit board (PCB) substrate often found in older laptops like the Lenovo IdeaPad Y510 and various Medion laptop models . It is important to note that "J MV-4 94V-0" Check these sites (manually look – no direct links):
is actually a manufacturing safety rating and material standard (flammability) rather than a specific motherboard model number, which is why it appears on many different boards. Key Features and Specifications
While the exact configuration varies by the laptop model it resides in, typical features for this motherboard series (particularly the Lenovo Y510 variant) include: Processor Support : Accommodates Intel Core 2 Duo processors using Socket P (478 pins) with Front Side Bus (FSB) speeds of 800 MHz or 1066 MHz. Memory Capabilities : Features two DDR2 SODIMM slots
supporting up to 4 GB of RAM at speeds of 667 MHz or 800 MHz. Integrated Graphics : Often equipped with the Intel Graphics Media Accelerator X3100
, which shares up to 358 MB of system memory and supports DirectX 9.0c. Expansion Slots : Includes a PCI Express x16 slot
capable of supporting a discrete graphics card with a maximum power draw of 35W. Connectivity & Ports : Realtek Fast Ethernet (10/100 Mbps) and Broadcom 802.11b/g wireless LAN.
: Usually features four USB 2.0 ports, HDMI, VGA, an RJ-45 port, and a Ricoh 5-in-1 card reader Storage Interfaces : Features a standard SATA interface
for 2.5-inch hard drives or SSDs (up to 500 GB) and an IDE interface for optical drives. Schematic Resources
For repair and troubleshooting, you can find the schematic PDF through several technical document platforms:
hosts multiple versions of the E89382 Hannstar MV-4 schematics. OSF (Open Science Framework) provides a direct link to a 4-page schematic PDF block diagrams and power sequences for related notebook models. boardview file to help with a physical repair? E89382-Motherboard-Schematic-Pdf-52.pdf - OSF
Finding a schematic for the Hannstar J MV-4 94V-0 E89382 can be tricky because these markings often identify the printed circuit board (PCB) raw material, not the actual laptop model or motherboard design platform.
Below is a guide to help you find the correct PDF for your repair. 🔍 Identifying Your True Motherboard Model
The markings "Hannstar J MV-4" and "E89382" are standard safety certifications (UL) used by many manufacturers. To find a specific schematic, look for a "Platform" or "Project" code on the board, which usually looks like: Quanta: ZR1, DA0ZR1MB6D0 Compal: LA-XXXXP (e.g., LA-5891P) Wistron: JE50-CP, 48.4IE01.011 Common Models Using These Markings
If you see these Hannstar numbers, your motherboard is likely from one of these popular laptops: Lenovo IdeaPad: Y510, Z510, or Z575 Acer Aspire: 3680 (often identified as Quanta ZR1) Medion: Various laptop models Dell Latitude: N4030 📂 Download Sources for Schematics
If you are certain about the board markings, you can find various versions of the diagrams on these platforms:
OSF (Open Science Framework): Has a hosted E89382 Motherboard Schematic PDF that is frequently cited in repair communities.
Scribd: Offers several documents, including a Hannstar J MV-4 94V-0 Schematic Guide and specific power card schematics.
Google Drive / Docs: A common community-shared link for this board can be found at this document link.
💡 Tip: Always check for a sticker on the RAM slots or near the CPU; this often contains the exact part number (e.g., a "FRU" number for Lenovo) which is much more effective for searching. 🛠️ Repair Troubleshooting Steps
If you have the schematic but are struggling to find a fault, focus on these "Always-On" power rails first: +3VLP / +5VLP: Low-power standby voltages.
+3VALW / +5VALW: "Always-on" voltages that power the Super I/O and BIOS chip.
Charging IC: Often a BQ or ISL series chip; if the 19V doesn't pass the first two MOSFETs, the board will stay dead.
If you can tell me the laptop brand and model (e.g., Lenovo IdeaPad Z510) or the specific issue (e.g., no power, not charging), I can help you find the exact component to check. E89382-Motherboard-Schematic-Pdf-52.pdf - OSF
I understand you're looking for the schematic PDF for a HannStar J MV-4 94V-0 E89382 board. However, I need to provide some important context:
Finding this specific schematic is very difficult because:
What you can try:
Look for similar HannStar LCD controller boards – many use common reference designs (TSUMV59, TSUM series, etc.)
If you can find the brand and model of the complete monitor/TV this board came from, I may be able to help you locate the service manual. Could you provide that information?
I’m unable to provide a direct PDF file or a direct download link for the Hannstar J Mv-4 94v-0 E89382 schematic, as sharing copyrighted service manuals without permission would violate policies. However, I can give you a solid, actionable path to find it yourself.
First, clarify what you actually have:
94v-0 is a flammability rating, not a model number.
E89382 is a UL recognition number for the PCB manufacturer.
The actual board is likely a HannStar J MV-4 (often used in older LCD monitors/TVs, e.g., Hanns.G or HP monitors).
Once you have the PDF, you can diagnose these known issues with the Hannstar MV-4 board: