Sony NW-MS9 Service Manual page 33

Pin No. Pin Name
113 USB XDET
114 VBUS XON
115 VBUS INT
116 USB XDREQ
117 USB XINT
118 XHOLD
119 XTEST
120 DSP CCLK
121 USB TRON
122 MS PWR
123 HP BEEP
124 LCD XCS
125 SAM INT
126
SSAM2 USB XINT
127 MS EJ
128 VSSCORE
129 AVSS
130 AVCC
131 to 133 AD12 to AD10
134 VBUS MONI
135 BATT MONI
136 to 140 AD7 to AD3
141 KEY2
142 AD1
143 AOUT
144 VDDAD
145 VSSAD
146 VDDA
147 LF
148 VSSA
149 VDDCORE
150 XTO
151 XTI
152 VSSCORE
153 VSSIO2
154 CUDATAI
155 CUCLKI
156 S RA
157 VDDIO2
158 CUDATAO
159 CUCLKO
160 S RB
161 VSSIO2
162 VDDIO2
163 to 170 FRIO0 to FRIO7
I/O
I
Not used (open)
I
Not used (open)
I
USB connect detection signal input from the voltage detector (IC9003)
I
Not used (fixed at "L")
I
Not used (fixed at "L")
I
System hold signal input from the HOLD switch of console unit
I Input terminal for the test mode setting "L": test mode, normally fixed at "H"
I
Not used (fixed at "H")
I Not used (fixed at "L")
O
Power on/off control signal output to a memory stick
O Beep sound control signal output to the headphone amplifier (IC3200)
O
Chip select signal output for liquid crystal display drive to the console unit
I
Interrupt request signal input from the CXD1859GA (IC8000)
I
Not used (fixed at "L")
I
Not used (fixed at "L")
—
Ground terminal
—
Ground terminal (for analog system)
— Power supply terminal (+2.8V) (for analog system)
I
Not used (fixed at "L")
I USB power voltage monitor input terminal (A/D input) Not used (fixed at "L")
I
Battery voltage monitor input terminal (A/D input) Not used (fixed at "L")
I Not used (fixed at "L")
Key input terminal (A/D input) S2203 to S2205, S7001, S7002 (MEGA BASS, MENU,
I
DISPLAY, VOLUME+, VOLUME–) keys input
I
Not used (fixed at "L")
O Not used (open)
—
Power supply terminal (+2.8V) (for A/D converter)
—
Ground terminal (for A/D converter)
—
Power supply terminal (+1.8V)
—
Low-pass filter connecting terminal
—
Ground terminal
—
Power supply terminal (+1.8V)
O
System clock output terminal (22.5792MHz)
I
System clock input terminal (22.5792MHz)
— Ground terminal
—
Ground terminal
I Not used (fixed at "L")
I
Not used (fixed at "L")
I
Not used (fixed at "L")
—
Power supply terminal (+2.8V)
O
Not used (open)
O
Not used (open)
O
Not used (open)
—
Ground terminal
—
Power supply terminal (+2.8V)
I/O Not used (open)
Description
NW-MS9
33