Sony HCD-GX45 Service Manual page 24

HCD-GX45/RG440
Pin No. Pin Name
74 TUNER TUNED
75 TUNER STEREO
76 CD DRF
77 CD WRQ
78 CD NUMBER SENSOR
79 TAPE AMS IN
80 VR ENCODER A
81 VR ENCODER B
82 TAPE REEL A
83 TAPE REEL B
84 MODE SW IN
85 STREAM 1 LED
86 STREAM 2 LED/CD MUTE
87 STREAM 3 LED
STREAM 4 LED/
88
MECHA VCC
89 VSS2
90 VDD2
STREAM 5 LED/
91
TAPE SOL A
STREAM 6 LED/
92
TAPE SOL B
93 POWER LED
94 POWER RELAY
LC72121/M61529/
95
BU2099FV DO
96 LC72121 DI
97 LC72121/BU2099FV CLK
98 LC78646/LC78684 DO
99 LC78646/LC78684 DI
100 LC78646/LC78684 CLK
24
I/O
I Tuner tuning signal input from the tuner unit
I Tuner stereo signal input from the tuner unit
I CD DRF signal input
I CD WRQ signal input
I CD number sensor signal input
I Tape AMS signal input
I VR encoder (VR601) signal input
I VR encoder (VR601) signal input
I Tape reel A signal input
I Tape reel B signal input
I Mode switch signal input
O Stream LED drive signal output
O Stream LED drive signal output
O Stream LED drive signal output
O Stream LED drive signal output
— Ground pin
— Power supply pin (+3.3 V)
O Stream LED drive signal output
O Stream LED drive signal output
O POWER LED (LED614) drive signal output
O Power relay signal output
O Serial data signal output
I Serial data signal input
O Serial clock signal output
O Serial data signal output
I Serial data signal input
O Serial clock signal output
Pin Description