Sony HCD-SR4W Service Manual page 87

QQ
3 7 63 1515 0
Pin No. Pin Name
53 MUTE DSD
54
55
56 TRAY IN
57 TRAY OUT
58 GFS DVD
59 MUTE CD
60 MUTE 2D
61
62
63
64
65
66
67
68
69
70
71 GFS CD
72 SCLK CD
TE
L 13942296513
73
74 FOK CD
75 LOCK CD
76
77 SACD/DVD
78
79
80
81
82 SDCLK RF
83 SDATA RF
84
85
86
87
88
89 to 96 A0 to A7
97
98
99 EEP WP
www
100 EEP CLK
.
http://www.xiaoyu163.com
I/O
O Muting on/off control signal output to the DSD decoder
SQCK O Subcode Q data reading clock signal output to the digital signal processor
VSS — Ground terminal (digital system)
I Disc tray in detection signal input terminal
I Disc tray out detection signal input terminal
I Guard frame sync signal input from the DVD decoder
O Muting on/off control signal output to the digital signal processor
O Muting on/off control signal output to the motor/coil driver
SLED I Sled motor servo drive PWM signal input terminal
FG I Spindle motor control signal input
SP ON O Muting on/off control signal output to the motor/coil driver
JIT I Jitter signal input
TE I Tracking error signal input from the DVD/CD RF amplifier
PI I Pull in signal input from the DVD/CD RF amplifier
FE I Focus error signal input from the DVD/CD RF amplifier
AVSS — Ground terminal (for A/D converter)
AVREF I Reference voltage input terminal (for A/D converter)
AVDD — Power supply terminal (+3.3V) (for A/D converter)
I Guard frame sync signal input from the digital signal processor
O SENSE serial data reading clock signal output to the digital signal processor
TSD-M O Thermal shut down signal output to the motor/coil driver
I Focus OK signal input from the digital signal processor
I GFS is sampled by 460 Hz
LDSEL O Laser diode selection signal output
O SACD/DVD selection signal output
I2C SIO I/O Communication data bus with the DVD system processor and system controller
Communication data reading clock signal input or transfer clock signal output
IIC-CLK I/O
with the DVD system processor and system controller
RXD I Serial data input from the RS-232C (for check)
TXD O Serial data output to the RS-232C (for check)
O Serial data transfer clock signal output to the DVD/CD RF amplifier
I/O Two-way data bus with the DVD/CD RF amplifier
XWR O Write strobe signal output to the DVD decoder
XRD O Read strobe signal output to the DVD decoder
(PWE) — Not used
VDD — Power supply terminal (+3.3V) (digital system)
VSS — Ground terminal (digital system)
O Address signal output to the DVD decoder
A8 O Motor/coil driver power save control signal output terminal
XDRST O Reset signal output to the digital signal processor
O Write protect signal output to the EEPROM
I Clock signal output to the EEPROM
x ao
y
i
http://www.xiaoyu163.com
8
Q Q
3 6 7 1 3
"H" input when GFS is "H"
u163
.
2 9 9 4 2 8
Description
"H": muting on
Not used
Not used
"H": muting on
"H": muting on
1 5 0 5 8 2 9 9 4
"L": DVD, "H": SACD
Not used
"L": reset
m
co
HCD-SR4W
9 9
"H": muting on
2 8 9 9
87