Sony PMC-MD55 Service Manual page 184

Pin No. Pin Name
95 AU-CLK
96 B/L CONT
97 PA-STANDBY
98 AMUTE
99 CD
100 P-CON
I/O
O Serial data transfer clock signal output to the electrical volume (IC351)
Back light lamp (PL553 to PL555) drive signal output for the liquid crystal display (LCD500)
O
"L": lights down (standby), "H": lights up (power on)
O Power amp on/off control signal output "L": standby, "H": power on
O Audio muting on/off control signal output "H": muting on
Function select signal output for the CD playback signal "L": CD, "H": other function
O
O Power on/off control signal output "L": standby mode, "H": power on
Description
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