DHC-FLX9W, HCD-FLX9W - Sony Audio Service Manual (repair manual). Page 114

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114
HCD-FLX9W
Pin No.
Pin Name
I/O
Description
52
SQSO
I
Subcode Q data input from the digital signal processor
53
MUTE DSD
O
Muting on/off control signal output to the DSD decoder    “H”: muting on
54
SQCK
O
Subcode Q data reading clock signal output to the digital signal processor
55
VSS
Ground terminal (digital system)
56
TRAY IN
I
Disc tray in detection signal input terminal    Not used
57
TRAY OUT
I
Disc tray out detection signal input terminal    Not used
58
GFS DVD
I
Guard frame sync signal input from the DVD decoder
59
MUTE CD
O
Muting on/off control signal output to the digital signal processor    “H”: muting on
60
MUTE 2D
O
Muting on/off control signal output to the motor/coil driver    “H”: muting on
61
SLED
I
Sled motor servo drive PWM signal input terminal
62
FG
I
Spindle motor control signal input
63
SP ON
O
Muting on/off control signal output to the motor/coil driver    “H”: muting on
64
JIT
I
Jitter signal input
65
TE
I
Tracking error signal input from the DVD/CD RF amplifier
66
PI
I
Pull in signal input from the DVD/CD RF amplifier
67
FE
I
Focus error signal input from the DVD/CD RF amplifier
68
AVSS
Ground terminal (for A/D converter)
69
AVREF
I
Reference voltage input terminal (for A/D converter)
70
AVDD
Power supply terminal (+3.3V) (for A/D converter)
71
GFS CD
I
Guard frame sync signal input from the digital signal processor
72
SCLK CD
O
SENSE serial data reading clock signal output to the digital signal processor
73
TSD
O
Thermal shut down signal output to the motor/coil driver
74
FOK CD
I
Focus OK signal input from the digital signal processor
75
LOCK CD
I
GFS is sampled by 460 Hz    “H” input when GFS is “H”
76
LDSEL
O
Laser diode selection signal output
77
SACD/DVD
O
SACD/DVD selection signal output    “L”: DVD, “H”: SACD
78
I2C SIO
I/O
Communication data bus with the DVD system processor and system controller
79
I2C SCL
I/O
Communication data reading clock signal input or transfer clock signal output with the DVD 
system processor and system controller
80
RXD
I
Serial data input from the RS-232C (for check)
81
TXD
O
Serial data output to the RS-232C (for check)
82
SDCLK RF
O
Serial data transfer clock signal output to the DVD/CD RF amplifier
83
SDATA RF
I/O
Two-way data bus with the DVD/CD RF amplifier
84
XWR
O
Write strobe signal output to the DVD decoder
85
XRD
O
Read strobe signal output to the DVD decoder
86
(PWE)
Not used
87
VDD
Power supply terminal (+3.3V)  (digital system)
88
VSS
Ground terminal (digital system)
89 to 96
A0 to A7
O
Address signal output to the DVD decoder
97
DSAVE
O
Motor/coil driver power save control signal output terminal    Not used
98
XDRST
O
Reset signal output to the digital signal processor and DSD decoder    “L”: reset
99
EEP WP
O
Write protect signal output to the EEPROM
100
EEP CLK
O
Clock signal output to the EEPROM
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