Kenwood KAC6202 free download

File name Kenwood-KAC6202 caramp.pdf

POWER AMPLIFIER KAC-6202 SERVICE MANUAL © 2005-5 PRINTED IN JAPAN B53-0286-00 (N) 1708 KAC-6202 (E type,M type) Stereo/Bridgeable Powe Amplifie MAXIMUMPOWER Connecting cord assy (E30-6145-05) KAC-6202 (K type) Stereo/Bridgeable Powe Amplifie 190mm Accessory (W01-1607-05) Fuse (F52-0014-05) Screw set (N99-1587-05) This product uses Lead Free solder. KAC-6202 BLOCK DIAGRAM X09-590 RCA Lch +6dB LINE IN ISOLATION AMP Rch SW ST/MONO Lch SPEAKER IN Rch 6dB -27 6dB 0dB(LPF:+6dB) 26dB +6dB PHASE INVERT HPF SW HPF/OFF/LPF INPUT LPF(+6dB) R LPF(+6dB) MUTE P. AMP OUTPUT HPF L COMPONENTS DESCRIPTION AUDIO UNIT (X09-5900-10) Ref. No. IC1 IC2 IC3 IC4 IC5,6 IC7 Q1,2 Q3~6 Q7,8 Q201,202 Q203~206 Q207~210 Q211,212 Q213,214 Q215~218 Q219~222 Q223~226 Q501,502 Q601,602 Q603,604 Q605 Q606 Q607,608 Application / Function Buffer amplifier Isolation amplifier Buffer amplifier Reversal buffer amplifier HPF/LPF DC/DC converter Switching Drive transistor Switching FET For muting Differential amplifying transistor Differential amplifying transistor Current mirror load Temperature compensating transistor Over current protection Power amplification Power amplification Constant voltage stabilization Switching Switching Switching Switching Drive transistor Operation / Condition / Compatibility +6dB, low-impedance conversion Common mode noise filtering +6dB,Rch reversal +6dB, reversal amplifier Fitter with variable cutoff Oscillation and control of DC/DC converter Transistor for ON/OFF control of latter step driver FET driver for the latter steps Switching FET for the secondary power supply Transistor for muting B-class step Transistor for first step differentiation amplification Transistor for second step differentiation amplification Current mirror load of second step differentiation For prevention of thermal-runaway of the final transistor Transistor protection against excess current First step of Darlington power amplification Second step of Darlington power amplification Transistor for constant voltage stabilization Transistor for mute ON/OFF control for B-class step Transistor for mute control for B-class step Transistor for DC protection circuit latch For DC protection latch ON control For DC protection circuit driving 2 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 secon