Sony CDX-L300 Service Manual page 20

CDX-L300/L460X
Pin No. Pin Name
53 P.ON
54 X SO
55 X SI
56 X SCK
57 RFOK
58 X RST
59 ACC IN
60 AO
61 STB
62 XEN
63 L SW
64 PH1
20
I/O
O System power supply control output
O CD DSP IC serial data output
I CD DSP IC serial data input
O CD DSP IC serial clock output
I CD servo IC RFOK signal input
O CD DSP IC reset control output
I Accessory power supply detection input
O CD servo IC command/pallameter discrimination signal output
O CD servo IC data strobe signal output
O CD DSP IC X'tal control output
I Limit switch detection input
I PH1 detection input (Not used in this set)
Pin Description