Sony CDP-XE270 Service Manual page 23

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
I/O
O
Output terminal for the test Not used (open)
—
Ground terminal (digital system)
I Stabilized current input for operational amplifiers
—
Power supply terminal (+5V) (digital system)
O
EFM full-swing output terminal
I
Asymmetry comparator voltage input terminal
I Asymmetry circuit constant current input terminal
I
EFM signal input from the CXA2581N (IC131)
—
Ground terminal (digital system)
I
Internal VCO control voltage input
O Filter output for master PLL
I
Filter input for master PLL
O
Charge pump output for 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 (IC651)
O
D/A interface L/R sampling clock signal (44.1 kHz) output terminal Not used (open)
O D/A interface serial data output terminal Not used (open)
O
D/A interface bit clock signal (2.8224 MHz) output terminal Not used (open)
"H" is output when playback disc is emphasis on
O
"L" is output when playback disc is emphasis off Not used (open)
—
Power supply terminal (+5V) (crystal oscillator system)
I
System clock input terminal (16.9344 MHz)
O
System clock output terminal (16.9344 MHz)
—
Ground terminal (crystal oscillator system)
—
Power supply terminal (+5V) (analog system)
O
L-ch analog audio signal output
I
L-ch operational amplifiers input
O
L-ch line output
—
Ground terminal (analog system)
—
Ground terminal (analog system)
O
R-ch line output
I
R-ch operational amplifiers input
O
R-ch analog audio signal output
—
Power supply terminal (+5V) (analog system)
O
R-ch line muting on/off control signal output "L": line muting on
O
L-ch line muting on/off control signal output "L": line muting on
CDP-XE270/XE370
Description
23