Sony HCD-C990 Service Manual - Page 104
Sony HCD-C990 - Compact Audio And Video System Manual
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Page 104 highlights
HCD-C770/C990 Pin No. 91 92 Pin Name POWER-SW SIRCS 93 WAKE 94 RDS-CLK 95 AV-SEL0 96 AV-SEL1 97 DF-SW 98 DF-SYNC 99 DF-RST 100 I2HLP I/O Description I System power on/off control signal input "H": power on I Remote control signal input I System wake up signal input by pressing any key on the front panel or remote commander or disc insert detect sensor I RDS serial data transfer clock signal input from the RDS decoder (Used for the AEP model) O Audio/video selection signal output O Audio/video selection signal output O selection signal output to the digital audio processor O Sync signal output to the digital audio processor O Reset signal output for the digital audio processor "L": reset Not used I/O Busy signal input/output for the I2C bus 104
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