NAD 7400 Receiver

grey heavy receiver from the monitor series, with remote control (also for other NAD components), digital display, station keys, tuner section with bandwidth switching, 2 x 120 Watt, phono MM+MC, 2 x tape, 2 x high level, tone control with 3-way switchable input frequencies, pre/power stage separable, switchable soft clipping, power stage mono bridgeable, loudness function, 2 pairs of LS connections, etc. DEFECT! Sold to hobbyists. Exact error description is not available.