Sony CDP-CX333ES Service Manual page 50

Pin No. Pin Name
44 ADIO
45 AVSS0
46 IGEN
47 AVDD0
48 ASYO
49 ASYI
50 BIAS
51 RFAC
52 AVSS3
53 CLTV
54 FILO
55 FILI
56 PCO
57 AVDD3
58 VSS
59 VDD
60 DOUT
61 LRCK
62 PCMD
63 BCK
64 EMPH
65 XVDD
66 XTAI
67 XTAO
68 XVSS
69 AVDD1
70 AOUT1
71 AIN1
72 LOUT1
73 AVSS1
74 AVSS2
75 LOUT2
76 AIN2
77 AOUT2
78 AVDD2
79 RMUT
80 LMUT
50
I/O
O
Monitor output of the A/D converter input signal Not used (open)
—
Ground terminal (digital system)
I
Stabilized current input for operational amplifiers
—
Power supply terminal (+5V) (digital system)
O
Playback EFM full-swing output terminal
I
Playback EFM asymmetry comparator voltage input terminal
I Playback EFM asymmetry circuit constant current input terminal
I
EFM signal input from the CXA2568M (IC103)
—
Ground terminal (digital system)
I
Internal VCO control voltage input of the playback master PLL
O
Filter output for master clock of the playback master PLL
I
Filter input for master clock of the playback master PLL
O
Phase comparison output for master clock of the playback EFM master PLL
— Power supply terminal (+5V) (digital system)
—
Ground terminal (digital system)
—
Power supply terminal (+5V) (digital system)
O
Digital audio signal output to the DIGITAL OUT OPTICAL (IC901)
O L/R sampling clock signal (44.1 kHz) output to the D/A converter (IC201)
O
D/A interface serial data output to the D/A converter (IC201)
O
Bit clock signal (2.8224 MHz) output to the D/A converter (IC201)
O De-emphasis control signal output terminal Not used (open)
—
Power supply terminal (+5V) (crystal oscillator system) Not used (open)
I
System clock input terminal (16.9344 MHz)
O
System clock output terminal (16.9344 MHz) Not used (open)
— Ground terminal (crystal oscillator system) Not used (open)
—
Power supply terminal (+5V) (analog system)
O
L-ch analog audio signal output terminal Not used (open)
I
L-ch operational amplifiers input terminal Not used (open)
O
L-ch line output terminal Not used (open)
—
Ground terminal (analog system)
—
Ground terminal (analog system)
O R-ch line output terminal Not used (open)
I
R-ch operational amplifiers input terminal Not used (open)
O
R-ch analog audio signal output terminal Not used (open)
—
Power supply terminal (+5V) (analog system)
O R-ch line muting on/off control signal output terminal Not used (open)
O
L-ch line muting on/off control signal output terminal Not used (open)
Description