Sony HCD-C990 Service Manual - Page 100

Sony HCD-C990 - Compact Audio And Video System Manual

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Page 100 highlights

HCD-C770/C990 Pin No. Pin Name I/O 61 PHREFI I 62 PHREFO O 63 ZDFL O 64 DSAL O 65 ZDFR O 66 DSAR O 67 VDDSD0 - 68 ZDFC O 69 DSAC O 70 ZDFLFE O 71 DSALFE O 72 VSDSD1 - 73 ZDFLS O 74 DSALS O 75 ZDFRS O 76 DSARS O 77 VDDSD - 78, 79 IOUT0, IOUT1 O 80 VSCB0 - 81, 82 IOUT2, IOUT3 O 83 VDCB0 - 84, 85 IOUT4, IOUT5 O 86 VSIOB0 - 87 IANCO O 88 IFULL I 89 IEMPTY I 90 VDIOB0 - 91 IFRM O 92 IOUTE O 93 IBCK O 94 VSCB1 - 95 IERR I 96 IANCI I 97 IPLAN I 98 IHOLD O 99 VDCB1 - 100 IVLD I 101 to 105 IDIN0 to IDIN4 I 106 VSIOB1 - 107 to 109 IDIN5 to IDIN7 I 110 VDIOB1 - 111 to 114 WAD0 to WAD3 I 115 TESTI I 116 VSCB2 - 117 to 120 WAD4 to WAD7 I 121 VDCB2 - Description Bit clock signal (2.8224 MHz) input terminal for DSD data output Not used Bit clock signal (2.8224 MHz) output to the digital audio processor Front L-ch Zero data flag detection signal output terminal Not used Front L-ch DSD data output to the digital audio processor Front R-ch Zero data flag detection signal output terminal Not used Front R-ch DSD data output to the digital audio processor Power supply terminal (+3.3V) (for DSD data output) Center zero data flag detection signal output terminal Not used Center DSD data output to the digital audio processor Woofer zero data flag detection signal output terminal Not used Woofer DSD data output to the digital audio processor Ground terminal (for DSD data output) Rear L-ch zero data flag detection signal output terminal Not used Rear L-ch DSD data output to the digital audio processor Rear R-ch zero data flag detection signal output terminal Not used Rear R-ch DSD data output to the digital audio processor Power supply terminal (+3.3V) (For DSD data output) Data output terminal for IEEE 1394 link chip interface Not used Ground terminal (for core) Data output terminal for IEEE 1394 link chip interface Not used Power supply terminal (+2.5V) (for core) Data output terminal for IEEE 1394 link chip interface Not used Ground terminal (for I/O) Transmission information data output terminal for IEEE 1394 link chip interface Not used Data transmission hold request signal input terminal for IEEE 1394 link chip interface Not used High speed transmission request signal input terminal for IEEE 1394 link chip interface Not used Power supply terminal (+3.3V) (for I/O) Frame reference signal output terminal for IEEE 1394 link chip interface Not used Enable signal output terminal for IEEE 1394 link chip interface Not used Data transmission clock signal output terminal for IEEE 1394 link chip interface Not used Ground terminal (for core) Not used Not used Not used Not used Power supply terminal (+2.5V) (for core) Not used Not used Ground terminal (for I/O) Not used Power supply terminal (+3.3V) (for I/O) External A/D data input terminal for PSP physical disc mark detection Not used Input terminal for the test (normally: fixed at "L") Ground terminal (for core) External A/D data input terminal for PSP physical disc mark detection Not used Power supply terminal (+2.5V) (for core) 100

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100
HCD-C770/C990
Pin No.
Pin Name
I/O
Description
61
PHREFI
I
Bit clock signal (2.8224 MHz) input terminal for DSD data output
Not used
62
PHREFO
O
Bit clock signal (2.8224 MHz) output to the digital audio processor
63
ZDFL
O
Front L-ch Zero data flag detection signal output terminal
Not used
64
DSAL
O
Front L-ch DSD data output to the digital audio processor
65
ZDFR
O
Front R-ch Zero data flag detection signal output terminal
Not used
66
DSAR
O
Front R-ch DSD data output to the digital audio processor
67
VDDSD0
—
Power supply terminal (+3.3V) (for DSD data output)
68
ZDFC
O
Center zero data flag detection signal output terminal
Not used
69
DSAC
O
Center DSD data output to the digital audio processor
70
ZDFLFE
O
Woofer zero data flag detection signal output terminal
Not used
71
DSALFE
O
Woofer DSD data output to the digital audio processor
72
VSDSD1
—
Ground terminal (for DSD data output)
73
ZDFLS
O
Rear L-ch zero data flag detection signal output terminal
Not used
74
DSALS
O
Rear L-ch DSD data output to the digital audio processor
75
ZDFRS
O
Rear R-ch zero data flag detection signal output terminal
Not used
76
DSARS
O
Rear R-ch DSD data output to the digital audio processor
77
VDDSD
—
Power supply terminal (+3.3V) (For DSD data output)
78, 79
IOUT0, IOUT1
O
Data output terminal for IEEE 1394 link chip interface
Not used
80
VSCB0
—
Ground terminal (for core)
81, 82
IOUT2, IOUT3
O
Data output terminal for IEEE 1394 link chip interface
Not used
83
VDCB0
—
Power supply terminal (+2.5V) (for core)
84, 85
IOUT4, IOUT5
O
Data output terminal for IEEE 1394 link chip interface
Not used
86
VSIOB0
—
Ground terminal (for I/O)
87
IANCO
O
Transmission information data output terminal for IEEE 1394 link chip interface
Not used
88
IFULL
I
Data transmission hold request signal input terminal for IEEE 1394 link chip interface
Not used
89
IEMPTY
I
High speed transmission request signal input terminal for IEEE 1394 link chip interface
Not used
90
VDIOB0
—
Power supply terminal (+3.3V) (for I/O)
91
IFRM
O
Frame reference signal output terminal for IEEE 1394 link chip interface
Not used
92
IOUTE
O
Enable signal output terminal for IEEE 1394 link chip interface
Not used
93
IBCK
O
Data transmission clock signal output terminal for IEEE 1394 link chip interface
Not used
94
VSCB1
—
Ground terminal (for core)
95
IERR
I
Not used
96
IANCI
I
Not used
97
IPLAN
I
Not used
98
IHOLD
O
Not used
99
VDCB1
—
Power supply terminal (+2.5V) (for core)
100
IVLD
I
Not used
101 to 105
IDIN0 to IDIN4
I
Not used
106
VSIOB1
—
Ground terminal (for I/O)
107 to 109
IDIN5 to IDIN7
I
Not used
110
VDIOB1
—
Power supply terminal (+3.3V) (for I/O)
111 to 114 WAD0 to WAD3
I
External A/D data input terminal for PSP physical disc mark detection
Not used
115
TESTI
I
Input terminal for the test (normally: fixed at “L”)
116
VSCB2
—
Ground terminal (for core)
117 to 120 WAD4 to WAD7
I
External A/D data input terminal for PSP physical disc mark detection
Not used
121
VDCB2
—
Power supply terminal (+2.5V) (for core)