Rear Door Sensor - Panasonic KX-MB2230JT Service Manual

6.12.12. Rear door Sensor

The sensor detects whether the rear cover is open or close.
When the rear cover is close, the input signal of IC300-P26pin becomes high level.
When the rear cover is open, the input signal of IC300-P26pin becomes low level.
Cover close
Cover open
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KX-MB2230JT/ KX-MB2270JT/ KX-MB2515JT/ KX-MB2545JT/ KX-MB2575JT/ DP-MB310JT
Signal (IC300-P26pin)
High
Low