Read Sony CDX-805 Service Manual online
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Pin No.
Pin Name
I/O
Function
49
SI
I
Input of serial data signal from SONY bus interface (IC302)
50
SO
O
Output of serial data signal to SONY bus interface (IC302)
51
SCLK
O
Output of subcode Q data reading clock signal to CXD2530Q (IC101)
52
SUBQ
I
Input of subcode Q data signal from CXD2530Q (IC101)
53
–
–
Not used
54
C. OUT
I
Input of track counting signal
55
BUS. ON
I
Input of BUS ON control signal from SONY bus interface (IC302)
“H” : Bus on
56
A/D. SW
I
Input of digital/analog audio switching signal
“L” : Digital output
57
MCLK
I
Input of magazine eject completion detect switch (SW201)
“L” : Eject completed
58
ELV. F
O
Output of control signal to elevator motor drive (IC301)
59
–
–
Not used
60
MAG. SW
I
Input of magazine detection switch (SW202)
“L” : Magazine detected
61
BU. CHK
I
Input of backup detection
“H” : Backup on
62
W. UP
I
Input of Bus on or Eject key
63
SCOR
I
Input of subcode sync detect signal from CXD2530Q (IC101)
64
EJECT
I
Input of Eject key (SW301)
“H” : Eject on
65
CD. CLK
O
Output of serial data transfer clock signal to CXD2530Q (IC101) and CXD2522Q (IC401)
66
CD. XLT
O
Output of latch signal to CXD2530Q (IC101)
67
CD. DATA
O
Output of serial data signal to CXD2530Q (IC101) and CXD2522Q (IC401)
68
CD. ON
O
Output of servo power supply control signal
“H” : on
69
ELV. ON
O
Output of mechanical deck power supply control signal
“H” : on
70
ELV. R
O
Output of control signal to elevator motor drive (IC301)
71
–
–
Not used
72
VDD
–
Power supply
73
NC (VDD)
–
Connected to the power supply
74
BUSY
I
Input of Busy signal from CXP83413 (IC501)
75
RESET
O
“Request to reset” signal to CXP83413 (IC501)
76
REQ
I
“Request to send” signal from CXP83413 (IC501)
77
CCLK
O
Output of command clock signal to CXP83413 (IC501)
78
CSI
I
Input of command data from CXP83413 (IC501)
79
CSO
O
Output of command data to CXP83413 (IC501)
80
ADJ
I
Automatic adjustment selection
“H” : Automatic adjustment
“L” : Manual adjustment (Solder
across the BP202 terminal)
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