Sony HCD-MD595 Service Manual page 87

Pin No. Pin Name
74 VCC3
75 A18
76 VSS3
77 to 85 A17 to A9
86 to 89 SEL3 to SEL0
90 WP
91 VCC4
92 A8
93 VSS4
94 to 101 A7 to A0
102 to 113 D15 to D4
114 CLIP SEL
115
I2CBUSY
116 DALOCK
117 LINE-MUTE
118 ADPDWN
119 to 122 D3 to D0
123 SPDIF-CUT
124 OPTSEL
125 to 129 —
130 VSS5
131
—
132 VCC5
133 OP-LEVEL
134 to 139
—
140 AVSS
141
—
142 VREF
143 AVCC
144
—
I/O
— Power supply terminal (+3.3V)
O
Address signal output to the flash memory (IC1002)
— Ground terminal
O
Address signal output to the flash memory (IC1002)
I Model destination setting input terminal
O
Writing protect signal output to the flash memory (IC1002)
— Power supply terminal (+3.3V)
O
Address signal output to the flash memory (IC1002)
— Ground terminal
O
Address signal output to the flash memory (IC1002)
I/O
Two-way data bus with the flash memory (IC1002)
O Not used (open)
I/O
Busy signal input/output for the IIC bus
I Lock signal input from the D/A converter (IC1006)
O
Audio line muting on/off control signal output
O Power down detection signal output to the A/D converter (IC1005)
I/O
Two-way data bus with the flash memory (IC1002)
O
MD/CD digital input selection signal output terminal Not used (open)
O
CD/optical digital input selection signal output to the digital signal selector (IC1008)
O Not used (open)
— Ground terminal
O
Not used (open)
— Power supply terminal (+3.3V)
I Optical pick-up voltage input from the automatic power control circuit
O
Not used (open)
— Ground terminal (for analog system )
O
Not used (open)
I Reference voltage (+3.3V) input terminal (for A/D converter)
— Power supply terminal (+3.3V) (for analog system )
O
Not used (open)
Description
87