Sony SS-CM90 Service Manual page 94

Pin No. Pin Name
95 PLCKO
96 to 103 ADO0 to ADO7
104 VSS
105 VSSA4
106 VCO
107, 108 R1, R2
109 VDDA4 3.3V
110 VSSA3
111 INP
112 INM
113 to 115 FR3 to FR1
116 Y
117 VDDA3 3.3V
118 VREF
119 BIAS
120 VDDA2 3.3V
121 VSSA2
122 AOUT
123 IREF
124 VSSD2
125 VDDD2 3.3V
126 VRT
127 VDDA1 3.3V
128 RFIN2
129 NMIX
130 VSSA1
131 RFIN1
132 VRB
133 VSSD1
134 VDDD1 3.3V
135 ADC0
136 ADC1
137 ADC2
138 VDDA0 3.3V
139 ADC3
140 ADC4
141 VSSA0
142, 143 ADC5, ADC6
144 ADC7
145 VDDD0 3.3V
146 VSSD0
147 VRBA
148 VSSA0
149 TESTAA
150 VDDA0 3.3V
I/O
O Not used
O
Not used
—
Ground terminal (for digital system)
—
Ground terminal (for analog system)
I VCO control signal input
I
VCO outside resistance signal input
—
Power supply terminal (+3.3V) (for analog system)
—
Ground terminal (for analog system)
I OP amp positive input terminal
I
OP amp negative input terminal
I
Feedback resistance signal
O
OP amp output terminal
— Power supply terminal (+3.3V) (for analog system)
I
Reference voltage input terminal (for D/A converter)
I
Bias input terminal (for D/A converter)
—
Power supply terminal (+3.3V) (for analog system)
— Ground terminal (for analog system)
O
D/A converter output terminal (for D/A converter)
I
Reference current input terminal (for D/A converter)
—
Ground terminal (for D/A converter)
—
Power supply terminal (+3.3V) (for D/A converter)
I
A/D converter reference input terminal
—
Power supply terminal (+3.3V) (for analog system)
I
RF signal input from the RF amp
—
RF signal input terminal Not used
—
Ground terminal (for analog system)
I
RF signal input from the RF amp
I
A/D converter reference input terminal
—
Ground terminal (for A/D converter)
—
Power supply terminal (+3.3V) (for A/D converter)
I
Tracking error signal input from the RF amp
I
Focusing error signal input from the RF amp
I
Pull-in signal input from the RF amp
—
Power supply terminal (+3.3V) (for analog system)
I
Tracking coil drive signal input from the coil drive
I Spindle motor drive signal input from the motor drive
—
Ground terminal (for analog system)
I
A/D converter input terminal
I
Monitor signal input from the RF amp
— Power supply terminal (+3.3V) (for A/D converter)
—
Ground terminal (for A/D converter)
I
A/D converter reference input terminal
—
Ground terminal (for analog system)
O ASW output terminal Not used
—
Power supply terminal (+3.3V) (for analog system)
Description
HCD-M90
93