Sony HCD-SR4W Service Manual page 89

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Pin No. Pin Name
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
TE
L 13942296513
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
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I/O
IGEN I Stabilized current input for operational amplifiers
AVDD0 — Power supply terminal (+3.3V) (analog system)
ASYO O EFM full-swing output terminal
ASYI I Asymmetry comparator voltage input terminal
RFAC I EFM signal input from the DVD/CD RF amplifier
AVSS1 — Ground terminal (analog system)
CLTV I Internal VCO control voltage input terminal
FILO O Filter output for master PLL
FILI I Filter input for master PLL
PCO O Charge pump output for master PLL
AVDD1 — Power supply terminal (+3.3V) (analog system)
BIAS I Asymmetry circuit constant current input terminal
VCTL I VCO control voltage input terminal for the wideband EFM PLL
V16M O VCO oscillation output terminal for the wideband EFM PLL
VPCO O Charge pump output terminal for the wideband EFM PLL
DVDD2 — Power supply terminal (+3.3V) (digital system)
ASYE I Asymmetry circuit on/off control signal input terminal
Digital out on/off control signal input from the mechanism controller
MD2 I
"L": digital out off, "H": digital out on
DOUT O Digital audio signal output to the digital audio interface IC
LRCK O L/R sampling clock signal (44.1 kHz) output to the DVD decoder
PCMD O Serial data output to the DVD decoder
BCLK O Bit clock signal (2.8224 MHz) output to the DVD decoder
"L" is output when playback disc is emphasis off
EMPH O
"H" is output when playback disc is emphasis on
Input terminal for the system clock frequency setting
XTSL I
"L": 16.9344 MHz, "H": 33.8688MHz
DVSS2 — Ground terminal (digital system)
XTAI I System clock input terminal (33.8688 MHz)
XTAO O System clock output terminal (33.8688 MHz)
SOUT O Serial data output terminal
SOCK O Serial data reading clock signal output terminal
XOLT O Serial data latch pulse signal output terminal
SQSO O Subcode Q data output to the mechanism controller
SQCK I Subcode Q data reading clock signal input from the mechanism controller
SCSY I Input terminal for resynchronism of guard subcode sync (S0+S1)
SBSO O Subcode serial data output to the DVD decoder
EXCK I Subcode serial data reading clock signal input to the DVD decoder
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8
Q Q
3 6 7 1 3
Not used
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2 9 9 4 2 8
Description
Not used
Not used
"L": off, "H": on Not used
1 5 0 5 8 2 9 9 4
Not used
Not used
Not used
Not used
m
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HCD-SR4W
9 9
Not used
2 8 9 9
Not used
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