Pioneer VSX-839 RDS THX Receiver Amplifier (Faulty/Spare-parts)-sold

Want to sell Pioneer VSX-839 RDS
Need to repair or for spare parts.
Problem : Amplifier can on but after couple sec, the protection circuit is enabled.
I don't know the root cause, and lazy to send for repair.

Spec :
Power output: 100 watts per channel into 8Ω (stereo)
Surround output: 100W (front), 100W (center), 100W (rear)
Frequency response: 5Hz to 100kHz
Total harmonic distortion: 1%
Input sensitivity: 4.7mV (MM), 335mV (line)
Signal to noise ratio: 80dB (MM), 97dB (line)
Output: 335mV (line)
Speaker load impedance: 6Ω to 16Ω
Digital inputs: coaxial, optical
Video Connections: composite, SVHS
Dimensions: 420 x 173 x 463mm
Weight: 16.2kg
Accessories: Come with original remote control

Asking Price : sold
Please whatsapp : 016-2186342
Location : Penang / Bandar Baharu, Kedah.