Read Sony HCD-EC68P / HCD-EC78P / MHC-EC68PI / MHC-EC78PI Service Manual online
HCD-EC68P/EC78P
44
Pin No.
Pin Name
I/O
Description
61
DOUT (PO6)
O
Digital audio data output terminal Not used
62
AOUT (PO7)
O
Audio data output terminal Not used
63
BCK (PO8)
O
Bit clock signal output terminal Not used
64
LRCK (PO9)
O
L/R sampling clock signal output terminal Not used
65
AIN (PI4)
I
Digital audio data input terminal Not used
66
BCKi (PI5)
I
Bit clock signal input terminal Not used
67
LRCKi (PI6)
I
L/R sampling clock signal input terminal Not used
68
VDD1
-
Power supply terminal (+1.5 V)
69
VSS
-
Ground terminal
70
AWRC
-
Not used
71
PVDD3
-
Power supply terminal (+3.3 V)
72
PDO
O
Phase error margin signal between EFM signal and PLCK signal output terminal
73
TMAXS
O
TMAX detection signal output terminal Not used
74
TMAX
O
TMAX detection signal output terminal
75
LPFN
I
Inverted signal input from the operation amplifi er for PLL loop fi lter
76
LPFo
O
Signal output from the operation amplifi er for PLL loop fi lter
77
PVREF
I
Reference voltage (+1.65V) input terminal
78
VCOF
O
VCO fi lter output terminal
79
PVSS3
-
Ground terminal
80
SLCo
O
EFM slice level output terminal
81
RFi
I
RF signal input terminal
82
RFRPi
I
RF ripple signal input terminal
83
RFEQo
O
EFM slice level output terminal
84
VRo
O
Reference voltage (+1.65V) output terminal
85
RESiN
O
External resistor connection terminal
86
VMDiR
O
Reference voltage (+1.65V) output terminal for automatic power control circuit
87
TESTR
O
Low-pass fi lter terminal for RFEQO offset correction
88
AGCi
I
RF signal amplitude adjustment amplifi cation input terminal
89
RFo
O
RF signal generation amplifi cation output terminal
90
RVDD3
-
Power supply terminal (+3.3 V)
91
LDo
O
Laser diode on/off control signal output to the automatic power control circuit
"H": laser diode on
"H": laser diode on
92
MDi
I
Light amount monitor input from the laser diode of optical pick-up block
93
RVSS3
-
Ground terminal
94
FNi2 (C)
I
Main beam (C) input from the optical pick-up block
95
FNi1 (A)
I
Main beam (A) input from the optical pick-up block
96
FPi2 (D)
I
Main beam (D) input from the optical pick-up block
97
FPi1 (B)
I
Main beam (B) input from the optical pick-up block
98
TPi (F)
I
Sub beam (F) input from the optical pick-up block
99
TNPC
O
External capacitor connection terminal
100
TNi (E)
I
Sub beam (E) input from the optical pick-up block
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