Salim Badakhshan
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Iphone iPad 5th Gen 820-00725 Schematic
Technical Specifications
Technical Summary
This Apple motherboard is identified as MLB_A revision, with board number 820-00725 and drawing number 051-01800. The PCB is designated PCB1. The platform is based on the GRAPE: CUMULUS CPU architecture. The MLB identifier is J71S, and the schematic was engineered and released on 2016-08-19. The document includes comprehensive power management sections covering MAUI, ANGEL, and external switches, along with SOC power domains for CPU, GPU, IO, DDR, SRAM, and fixed rails. Additional subsystems documented include the L81 audio codec, speaker amplifiers, NAND storage, camera and display interfaces, WiFi/BT module, and sensor support for hall, compass, and MESA.
Technician FAQ
Q: What is the board number and drawing number for this Apple motherboard?
A: The board number is 820-00725 and the drawing number is 051-01800.
Q: What is the MLB identifier and revision for this motherboard?
A: The MLB identifier is J71S and the revision is MLB_A.
Q: What CPU platform is used on this motherboard?
A: The CPU platform is GRAPE: CUMULUS.
Technical data structured and organized by Dr-Bios.com, based on original schematic source analysis.
Technical Specifications
| Parameter | Value |
|---|---|
| Brand | Apple |
| Board Number | 820-00725 |
| PCB Number | PCB1 |
| Drawing Number | 051-01800 |
| Date | 2016-08-19 |
| Revision | MLB_A |
| MLB Identifier | J71S |
| CPU Platform | GRAPE: CUMULUS |
Technical Summary
This Apple motherboard is identified as MLB_A revision, with board number 820-00725 and drawing number 051-01800. The PCB is designated PCB1. The platform is based on the GRAPE: CUMULUS CPU architecture. The MLB identifier is J71S, and the schematic was engineered and released on 2016-08-19. The document includes comprehensive power management sections covering MAUI, ANGEL, and external switches, along with SOC power domains for CPU, GPU, IO, DDR, SRAM, and fixed rails. Additional subsystems documented include the L81 audio codec, speaker amplifiers, NAND storage, camera and display interfaces, WiFi/BT module, and sensor support for hall, compass, and MESA.
Technician FAQ
Q: What is the board number and drawing number for this Apple motherboard?
A: The board number is 820-00725 and the drawing number is 051-01800.
Q: What is the MLB identifier and revision for this motherboard?
A: The MLB identifier is J71S and the revision is MLB_A.
Q: What CPU platform is used on this motherboard?
A: The CPU platform is GRAPE: CUMULUS.
Technical data structured and organized by Dr-Bios.com, based on original schematic source analysis.
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