apple a1398 820-00138 051-00330 schematic
apple a1398=1=820-00138 051-00330.pdf
Technical Specifications
Technical Summary
This Apple Inc. motherboard schematic, dated 08/06/2014, carries the drawing number X425 and is identified as the MLB (Main Logic Board) for the X305 CPU platform. The document is marked as Revision A and is designated as PROTO1. The schematic includes detailed support for DDR3 SDRAM memory, Thunderbolt host and connector circuitry, USB 3.0 connectors, an SSD connector, a camera subsystem, and audio jack and speaker sections. Power delivery is managed through CPU VR12.5 VCC regulation, a PBus supply and battery charger, and multiple power supply stages including 5V/3.3V, 1.05V, and 1.35V DDR3L rails. The board also features an eDP display connector, LCD/KBD backlight driver, and RIO connectors.
Technician FAQ
Q: What is the drawing number and MLB identifier for this motherboard?
A: The drawing number and MLB identifier is X425.
Q: What is the CPU platform used on this motherboard?
A: The CPU platform is X305.
Q: What is the revision and date of this schematic?
A: The schematic is Revision A, dated 08/06/2014, and is designated as PROTO1.
Technical data structured and organized by Dr-Bios.com, based on original schematic source analysis.
apple a1398=1=820-00138 051-00330.pdf
Technical Specifications
| Parameter | Value |
|---|---|
| Brand | Apple Inc. |
| Motherboard Manufacturer | Apple Inc. |
| Drawing Number | X425 |
| Date | 08/06/2014 |
| Revision | A |
| CPU Platform | X305 |
| MLB Identifier | X425 |
Technical Summary
This Apple Inc. motherboard schematic, dated 08/06/2014, carries the drawing number X425 and is identified as the MLB (Main Logic Board) for the X305 CPU platform. The document is marked as Revision A and is designated as PROTO1. The schematic includes detailed support for DDR3 SDRAM memory, Thunderbolt host and connector circuitry, USB 3.0 connectors, an SSD connector, a camera subsystem, and audio jack and speaker sections. Power delivery is managed through CPU VR12.5 VCC regulation, a PBus supply and battery charger, and multiple power supply stages including 5V/3.3V, 1.05V, and 1.35V DDR3L rails. The board also features an eDP display connector, LCD/KBD backlight driver, and RIO connectors.
Technician FAQ
Q: What is the drawing number and MLB identifier for this motherboard?
A: The drawing number and MLB identifier is X425.
Q: What is the CPU platform used on this motherboard?
A: The CPU platform is X305.
Q: What is the revision and date of this schematic?
A: The schematic is Revision A, dated 08/06/2014, and is designated as PROTO1.
Technical data structured and organized by Dr-Bios.com, based on original schematic source analysis.
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