Hi, About a year ago, I had very sloppy sound from my BM1600M (basically the same as the 1400M). I replaced all the Electrolytic caps, with Vishay BCE (the descendant of the original Philips) units - they even look almost identical with the blue colour, and the loudspeaker volume slider caps with Panasonic ECG Metallized Propylene caps (labeled WF185J