Pioneer CRT3557, Service Manual

Page: 48 / 58

DEH-P3800MP/XU/UC
60
1 2 3 4
1 2 3 4
C
D
F
A
B
E
36 73
108
1
* UPD63763CGJ
72
109 144
37
Pin No. Pin Name I/O Function and Operation
70
71
72
73-88
89-99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120,121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
we
oe
(
cas
)
D.GND
RDB0-15
RA0-10
D.VDD
FD+
FD-
TD+
TD-
SD+
SD-
MD+
MD-
REFOUTSV
AD.VDD
EFM
ASY
ATEST
RFI
AD.GND
AGCO
C3T
AGCI
RFO
EQ2,1
RF2-
RF-
A.GND
A
C
B
D
F
E
VREFIN
A.VDD
REFOUT
REFC
FE-
FEO
ADIN
TE-
TEO
TE2
TEC
LD
PD
D.GND
O
O
I/O
O
O
O
O
O
O
O
O
O
O
O
I
O
I
O
O
I
O
I
I
I
I
I
I
I
I
I
I
O
I
I
O
I
I
O
O
I
O
I
Output of DRAM
we
Output of DRAM
oe
(
cas
)
Ground for digital circuits
Input/output of DRAM data0-15
Output of DRAM address0-10
Power supply for digital circuits
Output of focus drive PWM +
Output of focus drive PWM -
Output of tracking drive PWM +
Output of tracking drive PWM -
Output of thread drive PWM +
Output of thread drive PWM -
Output of spindle drive PWM +
Output of spindle drive PWM -
REFOUT for servo
Power supply for ADC
Output of EFM signals
Input of asymmetry
Analog tests
Input of RF
Ground for the analog system
Output of RF
Connection to the capacitor for detecting 3T
Input of AGC
Output of RF(AGC)
Equalizer 2, 1
Reversal input of RF2
Reversal input of RF
Ground for the analog system
Input of A
Input of C
Input of B
Input of D
Input of F
Input of E
Input of reference voltage
Power supply for the analog system
Output of reference voltage
Connected to the capacitor for output of REFOUT
Reversal input of FE
Output of FE
Input of FE, TE A/D converter
Reversal input of TE
Output of TE
TE2
TEC
Output of LD
Input of PD
Ground for digital circuits