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Raspberry Pi Repair Reference

Pi CM4 - Rev 1.0

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Raspberry Pi Repair Reference

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Models
Models
- Pi 5
  Pi 5
  - Overview
  - Rev 1.1
    Rev 1.1
    
    Overview
    
    Test Points
    
    Worksheet
    
    Voltage Reference
  - Rev 1.0
    Rev 1.0
    
    Overview
    
    Test Points
    
    Worksheet
  - Components
  - PMIC
  - Troubleshooting
    Troubleshooting
    
    5V Power Flow
- Pi 500
  Pi 500
  - Overview
  - Rev 1.0
    Rev 1.0
    
    Overview
    
    Test Points
    
    Components
- Pi 4
  Pi 4
  - Overview
  - Model B
    Model B
    
    Overview
    
    Rev 1.5
    Rev 1.5
    
    Overview
    
    Test Points
    
    Worksheet
    
    Components
    
    Rev 1.4
    Rev 1.4
    
    Overview
    
    Components
    
    Test Points
    
    Rev 1.2
    Rev 1.2
    
    Overview
    
    Components
    
    Test Points
    
    Rev 1.1
    Rev 1.1
    
    Overview
    
    Components
    
    Test Points
    
    Worksheet
  - PMIC
    PMIC
    
    Overview
    
    MxL7704
    
    DA9090
- Pi 400
  Pi 400
  - Overview
  - Rev 1.0
    Rev 1.0
    
    Overview
    
    Test Points
- Pi 3
  Pi 3
  - Overview
  - 3B
    3B
    
    Overview
    
    Rev 1.2
    Rev 1.2
    
    Overview
    
    Test Points
  - 3B+
    3B+
    
    Overview
    
    Rev 1.3
    Rev 1.3
    
    Overview
    
    Components
    
    Test Points
    
    Worksheet
    
    Voltage Reference
  - 3A+
    3A+
    
    Overview
    
    Rev 1.0
    Rev 1.0
    
    Overview
    
    Test Points
- Pi 2
  Pi 2
  - Overview
  - Model B
    Model B
    
    Overview
    
    Rev 1.2
    Rev 1.2
    
    Overview
    
    Test Points
    
    Rev 1.1
    Rev 1.1
    
    Overview
    
    Test Points
- Pi Zero
  Pi Zero
  - Overview
  - Zero 2 W
    Zero 2 W
    
    Overview
    
    Rev 1.0
    Rev 1.0
    
    Overview
    
    Test Points
  - Zero W
    Zero W
    
    Overview
    
    Rev 1.1
    Rev 1.1
    
    Overview
    
    Test Points
  - Zero
    Zero
    
    Overview
    
    Rev 1.3
    Rev 1.3
    
    Overview
    
    Test Points
    
    Rev 1.2
    Rev 1.2
    
    Overview
    
    Test Points
Guides
Guides
- Updating EEProm
- Board Identification
About
Disclaimer
Disclosure
Contributing
Help
Help

Pi CM4 - Rev 1.0¶

Board-level repair reference for the Raspberry Pi Compute Module 4, PCB revision 1.0 (initial release).

Identification¶

Revision codes: See board identification guide
Release: October 2019
SoC: BCM2711 (Quad-core Cortex-A72 @ 1.5GHz)
Wireless variant: CM4S adds CYW43455 WiFi/BT module with u.FL antenna connector

Sections¶

Test Points - Test point map and expected readings
Components - Key ICs and components

Want to help fill in this page? See Contributing.

Disclaimer: Information provided "as is" with no guarantee of accuracy. Board-level repair involves risk — you accept full responsibility for any outcomes. Not professional repair advice. Full disclaimer.