KAC-6202
COMPONENTS DESCRIPTION
Ref. No. Q609 Q610~614 Q615 D1 D4~7 D8,9 D101~103 D201 D202,203 D204,205 D206~211 D501 D601 D602,606 D603 D604 D605 D607 D608~612 Application / Function Switching Switching Switching Circuit protection diode Switching Rectifying diode Static protection diode Switching Operation stabilizer diode Current mirror load Switching Indicator LED Bias diode Switching Level shifter Switching Switching Level shifter Switching Operation / Condition / Compatibility For PULL-DOWN of DC/DC converter 2 pin Transistor for power supply circuit ON/OFF control Transistor for mute ON/OFF control for latter steps For circuit protection at reverse connection of power supply cord Backflow prevention diode Rectification on the secondary power supply side For circuit protection against static Backflow prevention diode Contains thermal fluctuation of transistor Vbe of second step differentiation Current mirror circuit load Backflow prevention diode Indicator for behavior visual check Backflow prevention diode Backflow prevention diode For DC protection circuit bias For turning operation off at P-CON momentary power down For turning off operation at BATT excess voltage and for circuit protection For bias of the mute control circuit Backflow prevention diode
ADJUSTMENT
No. 1 Item IDLE CURRENT Alignment point VR3 (Lch) VR4 (Rch) Method Connect a DC voltmeter between emitter resister Align for 2.5mV Note After Power on 5 minutes
