Sony HCD-RG55, Руководство по обслуживанию, Страница: 69 / 74

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Pin No. Pin Name I/O Description
80 CD U/D SW I CD BU up/down switch signal input
81 STEREO I Stereo tuning signal input
82 TUNED I Tuning a frequency signal input
83
TAPE PHOTO
I A deck photo sensor singanl input
SENSOR-A
84
TAPE PHOTO
I B deck photo sensor singanl input
SENSOR-B
85 REMCON IN I Data input from the remote control receiver
86 VR ENCODER B I Volume signal input from the rotary encoder
87 VR ENCODER A I Volume signal input from the rotary encoder
88 CD OPEN I CD tray open switch signal input
89 VSS — Ground pin
90 VDD — Power supply pin (+5 V)
91 PT8300-A LATCH O Latch signal output to the I/O expander
92 PT8300-B LATCH O Latch signal output to the I/O expander Not used. (open)
93 LC72131 CE O Chip enable signal output to the PLL tuner IC
94 M61519 CLOCK O Clock output to the sound processor
95
LC72131,PT8300-AB,
O Data output to the PLL tuner IC, the I/O expander and the sound processor
M61519 DATA
96 LC72131 DATA IN I Data input from the the PLL tuner IC
97
LC72131,PT8300
O Clock output to the PLL tuner IC and the I/O expander
CLK
98 COIN O CD command data signal output
99 SQOUT I CD subcode Q signal input
100 SQCK O CD command clock signal output
HCD-RG55/RG55S