Do you have a question about the Sony CDP-M48 and is the answer not in the manual?
Lists material, wavelength, emission duration, and output of the laser diode.
Advises against disassembling the optical pick-up block and adjusting the APC circuit.
Identifies and describes the function of all front panel and remote controls.
Procedure for adjusting RF signal level, typically after replacing the optical pick-up.
Adjusts and checks the RF PLL free-run frequency.