Sony CDP-CX225, Service Manual

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Pin Name
DV
DD
ASYE
PSSL
WDCK
LRCK
DATA
BCLK
64DATA
64BCLK
64LRCK
GTOP
XUGF
XPLCK
GFS
PFCK
C2PO
XRAOF
MNT3
MNT2
MNT1
MNT0
XTAI
XTAO
XTSL
DVss
FSTI
FSTO
FSOF
C16M
MD2
DOUT
EMPH
WFCK
SCOR
SBSO
EXCK
SUBQ
SQCK
MUTE
SENS
Pin No.
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
I/O
–
I
I
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I
O
I
–
I
O
O
O
I
O
O
O
O
O
I
O
I
I
O
Function
Digital power supply
Asymmetry circuit ON/OFF (Connected to +5V)
Audio data output mode selection input (Connected to Ground)
48-bit slot D/A interface. Word clock. (Open)
48-bit slot D/A interface. LR clock.
DA 16 output when PSSL=1.48-bit slot serial data when PSSL=0
DA 15 output when PSSL=1.48-bit slot data when PSSL=0
DA 14 output when PSSL=1.64-bit slot data when PSSL=0 (Open)
DA 13 output when PSSL=1.64-bit slot data when PSSL=0 (Open)
DA 12 output when PSSL=1.64-bit slot data when PSSL=0 (Open)
DA 11 output when PSSL=1.GTOP output when PSSL=0 (Open)
DA 10 output when PSSL=1.XUGF output when PSSL=0 (Open)
DA 09 output when PSSL=1.XPLCK output when PSSL=0 (Open)
DA 08 output when PSSL=1.GFS output when PSSL=0 (Open)
DA 07 output when PSSL=1.RFCK output when PSSL=0 (Open)
DA 06 output when PSSL=1.C2PO output when PSSL=0 (Open)
DA 05 output when PSSL=1.XRA0F output when PSSL=0 (Open)
DA 04 output when PSSL=1.MNT3 output when PSSL=0 (Open)
DA 03 output when PSSL=1.MNT2 output when PSSL=0 (Open)
DA 02 output when PSSL=1.MNT1 output when PSSL=0 (Open)
DA 01 output when PSSL=1.MNT0 output when PSSL=0 (Open)
X'tal oscillator circuit input
X'tal oscillator circuit output (Open)
X'tal selection input pin (Connected to Ground)
Digital Ground
Clock input for digital servo block
2/3 divider output of pins 62, 63
1/4 divider output of pins 62, 63 (Open)
16.9344 MHz output (Open)
Digital-out ON/OFF control pin (Connected to +5V)
Digital-out output pin (Open)
Playback disc output in emphasis mode (Open)
WFCK output (Open)
Sub-code sync output
Sub-P through Sub-W serial output (Open)
Clock input for SBSO read-out (Connected to Ground via a 10 k
Ω
)
Sub-Q 80-bit output
Clock input for SQSO read-out
Muting selection pin
SENS output
• Abbreviation
WFCK: Wirte Frame Clock