Sony SCD-XB790, Руководство по обслуживанию

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59
SCD-XB790
Pin No. Pin Name I/O Description
53 FLOUT O Serial data output to the fluorescent indicator tube driver
54 FLCLK O
Serial data transfer clock signal output to the fluorescent indicator tube driver
55 VSS —
Ground terminal (digital system)
56 FLCS O
Chip select signal output to the fluorescent indicator tube driver
57 LED DRV O
LED drive signal output of the multi-channel indicator “H”: LED on
58 GFS DVD I
Guard frame sync signal input from the SACD decoder
59 SP ERR I
Spindle motor backward voltage input terminal
60 to 62 KEY0 to KEY2 I Key input terminal (A/D input)
63 KEY3 I
Key input terminal (A/D input) Not used
64 JITTER I
Jitter signal input
65 TE I Tracking error signal input from the SACD/CD RF amplifier
66 PI I
Pull in signal input from the SACD/CD RF amplifier
67 FE I
Focus error signal input from the SACD/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
MUTE CD
O
Muting on/off control signal output to the digital signal processor “H”: muting on
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 — O
Not used
77 CLK RF O Serial data transfer clock signal output to the SACD/CD RF amplifier
78 EEPSIO I/O
Two-way data bus with the EEPROM
79 EEPSCL O
Clock signal output to the EEPROM
80 RXD I
Not used
81 TXD O
Not used
82 RM I
Remote control signal input
83 DATA RF I/O
Two-way data bus with the SACD/CD RF amplifier
84 XWR O Write strobe signal output to the SACD decoder and programmable logic device
85 XRD O
Read strobe signal output to the SACD decoder and programmable logic device
86 NC —
Not used
87 VDD — Power supply terminal (+3.3V) (digital system)
88 VSS —
Ground terminal (digital system)
89 A0 O
Address signal output to the SACD decoder and programmable logic device
90 to 96 A1 to A7 O Address signal output to the SACD decoder
97 INIT DF O
Reset signal output to the digital filter “L”: reset
98 LATCH DF O
Serial data latch pulse signal output to the digital filter
99 A1OUT O Output terminal of sircs remote control signal from CONTROL A1 II Not used
100 LD ON O
Laser diode on/off control signal output to the SACD/CD RF amplifier
“L”: laser diode off, “H”: laser diode on
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