Pioneer CRT3557 Service Manual page 48

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