820-1889 Schematic PDF
Part of 820-1889
2 schematics for 820-1889 are indexed here. The board is used in the Apple A1181 and Apple M42B. Board revisions: A.
Schematic files 2
FileSizeRevAddedSource
LB# 820 1889 ''Board View'' file & schematic diagram project M42
SchematicBoardview
2.7 MB
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Laptops that use 820-1889
- Apple A1181
- Apple M42B
- Apple MacBook M42B
What these files are for
A schematic is the circuit diagram of the main board: power rails, power-up sequence, component values and net names. It is the reference for measuring voltages and tracing a fault.
Tools to open these files
| Format | What it is | Open with |
|---|---|---|
| PDF schematic | any PDF reader; Sumatra PDF and Foxit handle large schematics well | |
| .rar | RAR archive | 7-Zip or WinRAR |
| .zip | ZIP archive | 7-Zip, WinRAR or the built-in Windows extractor |