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BackILLUM SPDT NKK Switch, single pole double throw | | | | S1 | 1 | Conn_01x07 | \*(optional) SIP socket, 2.54 mm, 1x7 | | | | | | | | | R31 | 5 | 2N3904 | 0.2A Ic, 40V Vce, Small Signal NPN Transistor, TO-92 KK254 Molex header | | | | | | Tayda | A-826 | | J3, J4, J5 | 3 | 22k | Resistor | | | | R23, R24, R25, R27 Switch, triple pole double throw Precision Timers, 555 compatible, PDIP-8"/>