Sony HCD-FR1 Service Manual page 127

Pin No. Pin Name
167 XTAL
168 VSS
169 XTL2
170 XTL1
171 VDD
172 to 176 D0 to D4
I/O
I 33.8688 MHz clock signal input terminal
— Ground terminal (digital system)
O System clock output terminal (33.8688 MHz)
I System clock input terminal (33.8688 MHz)
— Power supply terminal (+3.3V) (digital system)
I/O Two-way data bus with the mechanism controller
HCD-FR1/FR8/FR9
Description
47