Sony HCD-GNX600 Service Manual page 55

Pin No. Pin Name
49 AVSS3
50 CLTV
51 FILO
52 FILI
53 PCO
54 AVDD5
55 DDVROUT
56 DDVRSEN
57 AVSS5
58 DDCR
59 NC
60 BCKI
61 PCMDI
62 LRCKl
63 LRCK
64 VSS
65 PCMD
66 BCK
67 VDD
68 EMPH
69 EMPHI
70 IOVDD2
71 DOUT
72 TEST
73 TEST1
74 IOVSS2
75 NC
76 XVSS
77 XTAO
78 XTAI
79 XVDD
80 AVDD1
81 AOUT1
82 VREFL
83 AVSS1
84 AVSS2
85 VREFR
86 AOUT2
87 AVDD2
88 NC
89 IOVDD0
90 RMUT
91 LMUT
92 NC
93 XTSL
94 IOVSS0
95 XTACN
96 SQSO
97 SQCK
98 SBSO
I/O Description
– Ground terminal
I Multiplier VCO1 control voltage input
O Master PLL (slave = digital PLL) filter signal output
I Master PLL filter signal input
O Master PLL charge pump signal output
– Power supply terminal (+3.3V)
O DC/DC converter output (+2.5V)
I DC/DC converter output voltage monitor signal input
– Ground terminal
I DC/DC converter reset signal input
– Not used (Open)
I D/A interface bit clock input
I D/A interface serial data input
I D/A interface LR clock input
O D/A interface LR clock output f = Fs
– Ground terminal
O D/A interface serial data output
O D/A interface bit clock output
– Power supply terminal (+2.5V)
O High when the playback disc has emphasis, low it has not
I High when de-emphasis is ON, low when input OFF
– Power supply terminal (+3.3V)
O Digital Out signal output
I Test terminal (Connected to ground)
I Test terminal (Connected to ground)
– Ground terminal
– Not used (Open)
– Ground terminal
O Crystal oscillation circuit signal output
I Crystal oscillation circuit signal input
– Power supply terminal (+2.5V)
– Power supply terminal (+3.3V)
O L-ch analog signal output
O L-ch reference voltage output
– Ground terminal
– Ground terminal
O R-ch reference voltage output
O R-ch analog signal output
– Power supply terminal (+3.3V)
– Not used (Open)
– Power supply terminal (+3.3V)
O Not used (Open)
O Not used (Open)
– Not used (Open)
I Crystal selection signal input (Pull down)
– Ground terminal
I Oscillation circuit control signal input ("H": self-oscillation, "L": oscillation stop)
O Not used (Open)
I SQSO readout clock input (Connected to +VDD(+3.3V))
O Not used (Open)
HCD-GNX600
55