Read Panasonic KX-MB2110RUW / KX-MB2130RUW / KX-MB2170RUW / KX-MB2117RUB / KX-MB2137RUB / KX-MB2177RUB Service Manual online
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KX-MB2110RUW/ KX-MB2130RUW/ KX-MB2170RUW/ KX-MB2117RUB/ KX-MB2137RUB/ KX-MB2177RUB
6.12.9.
Front Cover SW
The switch detect whether the Front cover is open or closed.
When the Front cover is closed, the switches turn ON, and the input signal of IC300-AA24pin becomes a low level.
When the Front cover is open, the switches turns OFF, and the input signal of IC300-AA24pin becomes a high level.
When the Front cover is closed, the switches turn ON, and the input signal of IC300-AA24pin becomes a low level.
When the Front cover is open, the switches turns OFF, and the input signal of IC300-AA24pin becomes a high level.
6.12.10. HOOK SW
The switch detect whether the Handset is put or not.
When the Handset is put on the set, the input signal of IC300-A25pin becomes High level.
When the Handset is not put on the set, the input signal of IC300-A25pin becomes Low level.
When the Handset is put on the set, the input signal of IC300-A25pin becomes High level.
When the Handset is not put on the set, the input signal of IC300-A25pin becomes Low level.
Switch
Signal (IC300-AA24pin)
Open
OFF
High level
Close
ON
Low level
Handset
Switch
Signal (IC300-A25pin)
put
OFF
High level
not put
ON
Low level
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