Sony CDX-M620 Service Manual page 26

CDX-M620/M670
Pin No. Pin Name
52 TE
53 CE
54 RFDC
55 ADIO
56 AVSSO
57 IGEN
58 AVDDO
59 ASYO
60 ASYI
61 RFAC
62 AVSS3
63 CLTV
64 FILO
65 FILI
66 PCO
67 AVDD3
68 BIAS
69 VCTL
70 V16M
71 VPCO
72 DVSS
73 MD2
74 DOUT
75 ASYE
76 DVDD
77 LRCK
78 LRCKI
79 PCMD
80 PCMD
81 BCK
82 BCKI
83 EMPH
84 EMPHI
85 XVDD
86 XTAI
87 XTAO
88 XVSS
89 AVDD1
90 AOUT1
91 AIN1
92 LOUT1
93 AVSS1
94 AVSS2
95 LOUT2
96 AIN2
97 AOUT2
98 AVDD2
99 RMUT
100 LMUT
26
I/O
I Tracking error signal input
I Center servo analog input
I RF signal input
O Test pin (Not used.)
— Analog ground
I Constant current input from OP amplifier.
— Analog ground
O EFM full-swing output ("L": VSS, "H": VDD)
I Asymmetry comparate voltage input
I EFM signal input
— Analog ground
I VCO control voltage input from master.
O Filter output for master PLL. (slave=digital PLL)
I Filter input from master PLL.
O Charge pump output for master PLL.
— Analog power supply pin
I Asymmetry circuit constant current input
I VCO2 control input from wideband EFM PLL.
O VCO2 oscillator output for wideband EFM PLL. (Not used.)
O Charge pump output for wideband EFM PLL. (Not used.)
— Digital ground
I Digital out ON/OFF control input ("L": OFF, "H": ON)
O Digital out output
I Asymmetry circuit ON/OFF input ("L": OFF, "H": ON)
— Digital power supply pin
O D/A interface LR clock output (f=Fs)
I D/A interface LR clock input
O D/A interface serial data output (2's COMP, MSB fast)
I D/A interface serial data input (2's COMP, MSB fast)
O D/A interface bit clock output
I D/A interface bit clock input
O Emphasis ON/OFF signal output
I Emphasis ON/OFF signal input ("H": ON, "L": OFF)
— Power supply for master clock.
I X'tal oscillator input from master clock (16.9344 MHz).
O X'tal oscillator output for master clock (16.9344 MHz). (Not used.)
— Ground pin for master clock.
— Analog power supply pin
O Lch analog output (Not used.)
I Lch OP amplifier input (Not used.)
O Lch LINE output (Not used.)
— Analog ground
— Analog ground
O Rch LINE output (Not used.)
I Rch OP amplifier input (Not used.)
O Rch analog output (Not used.)
— Analog power supply pin
O Rch "0" detect Flug (Not used.)
O Lch "0" detect Flug (Not used.)
Pin Description