Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Solar Sensor: Testing and Inspection








INSPECTION

1. Ignition "ON"
2. Emit intensive light toward photo sensor using a lamp, and check the output voltage change between terminal 2 and 1.
3. Check the output voltage change between terminal 3 and GND.
4. The voltage will rise with higher intensive light and reduce with lower intensive light.