Pioneer CDX-P1250 Service Manual - Page 36

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Pioneer CDX-P1250 Service Manual
CDX-P1250
Pin No.
Pin Name
52
PACK
53
TSO
54
TSI
tsck
55
56
TSTB
57
GND
58
TEST
59
ATEST
60
RFMODE
61
A.GND
62
FD
63
TD
64
SD
65
MD
66
DACO
67
FBAL
68
TBAL
69
TEVCA
70
A.VDD
71
EFM
72
ASY
73
C3T
74
RFI
75
AGCO
76
AGCI
77
RFO
78
EQ2
79
EQ1
80
RF-
81
A.GND
82
A
83
C
84
B
85
D
86
F
87
E
88
A.VDD
89
REFOUT
90
FE-
91
FEO
92
TE-
93
TEO
94
TE2
95
TEC
96
A.GND
97
PD
98
LD
99
PN
100
A.VDD
36
I/O
Function and Operation
O
CD-TEXT PACK synchronous signal
O
CD-TEXT data serial output
I
CD-TEXT control parameter serial input
I
CD-TEXT serial clock input
I
CD-TEXT parameter strobe signal input
Logic circuit GND
I
Test pin
I/O
Test pin
I
Use/not use select for internal RF amplifier
Analog circuit GND
O
Focus drive output
O
Tracking drive output
O
Sled drive output
O
Spindle drive output
O
DAC output for adjustment
O
DAC output for adjustment
O
DAC output for adjustment
O
DAC output for adjustment
Power supply terminal to analog circuit
O
EFM signal output
I
EFM comparator reference voltage input
3T detection capacitor additional pin
I
RF signal input for EFM data regulation
O
RF signal output of after gain adjustment
I
RF-AGC amplifier input
O
RF summing amplifier output
RF amplifier equalizer parts additional pin
RF amplifier equalizer parts additional pin
I
RF summing amplifier inverted input
Analog circuit GND
I
Photo detector A input
I
Photo detector C input
I
Photo detector B input
I
Photo detector D input
I
Photo detector F input
I
Photo detector E input
Positive power supply terminal to analog circuit
O
Reference electric potential output
I
Focus error amplifier inverted input
I/O
Focus error amplifier output
I
Tracking error amplifier inverted input
I/O
Tracking error amplifier output
I/O
Tracking error output of after amplification
I
Tracking comparator input
Analog circuit GND
I
PD detection signal input for LD output monitor
O
LD control current output
I
APC circuit control polarity set pin
Positive power supply terminal to analog circuit