This part is a kind of semiconductor called SA-DK10.

Function of this product has DVD Stereo System Service Manual.

Manufacturers : Panasonic

Image and pinout :

Some of the text within the PDF file :

ORDER NO. MD0105087C1 A6 DVD Stereo System SA-DK10 Colour (S)... Silver Type Area (P)... U.S.A. (PC)... Canada TAPE SECTION : AR2 MECHANISM SERIES CD SECTION : RAE0152Z-3 TRAVERSE DECK SERIES Specifications s AMPLIFIER SECTION Stereo mode power output THD 10% Total harmonic distortion LF 75 Hz HF 1 kHz Total stereo mode power LF 55Hz - 100 Hz HF 100Hz - 15 kHz Power output in Home Theater mode THD 10%, both channels driven Front LF 75 Hz HF 1 kHz Center 1 kHz Surround 1 kHz Total power output Input sensitivity AUX Input Impedance AUX s FM TUNER SECTION Frequency range 87.9 - 107.9 MHz (200 kHz steps) 87.5 - 108.0 MHz (100 kHz steps) Sensitivity S/N 26 dB 1.8 µV (IHF) 1.5 µV s Disc SECTION Disc DVD-Video 10 kΩ 250 mV 65 W per channel (8 Ω) 30 W per channel (6 Ω) 40 W (8 Ω) 35 [ ... ]

SA-DK10 PDF Datasheet Download