Sony Walkman NW-HD1 Service Manual page 36

NW-HD1
Pin No. Pin Name
120 PD2/DPLS
121 PD3/DMNS
122 PD4/TXDPLS
123 PD5/TXDMNS
124 PD6/TXENL
125 PD7/SUSPEND
126 VBUS
127 VDIOUS
128 UDM
129 UDP
130 TRON
131 AVSDA
132 VREFER
133 AOUTR
134 AOUTL
135 VREFL
136 AVDDA
137 XTAL
138 EXTAL
139 AVDMO
140 AVSOSC
141 TX
142 ETX
143 AVDUO
144 AVSPLL
145 AVDPLL
146 PQ0/PGMTR0
147 PQ1/PGMTR1
148 PQ2/PGMTR2
149 PQ3/PGMTR3
150 PQ4
151 PQ5
152 PQ6
153 PQ7
154 DVSS8
155 VDIO7
156 PR0
157 to 161 PR1 to PR5
162 PR6
163 PR7
164 DVSS9
165 VDIOMS
166 MSDIO
167 MSBS
168 MSSCLK
36
I/O
O
Test terminal for debug Not used
O Test terminal for debug Not used
O
Test terminal for debug Not used
O
Test terminal for debug Not used
O
Test terminal for debug Not used
O
Test terminal for debug Not used
I
Not used
—
Power supply terminal (for USB transceiver) Not used
I/O
Not used
I/O
Not used
O
Not used
—
Ground terminal (for internal D/A converter)
O
Reference voltage output terminal (R-ch)
O
Analog audio signal output to the headphone amplifier (R-ch)
O
Analog audio signal output to the headphone amplifier (L-ch)
O
Reference voltage output terminal (L-ch)
—
Power supply terminal (+2.4V) (for internal D/A converter)
O
Main system clock output terminal (22.5792 MHz)
I
Main system clock input terminal (22.5792 MHz)
—
Power supply terminal (+2.4V) (for main system clock oscillator)
— Ground terminal (for main and sub system clock oscillator)
O
Sub system clock output terminal (16 MHz)
I
Sub system clock input terminal (16 MHz)
—
Power supply terminal (+2.4V) (for sub system clock oscillator)
— Ground terminal (for PLL)
—
Power supply terminal (+3.3V) (for PLL analog system)
O
Sleep signal output to the power control
O
Starting factor clear signal output to the power control
I Charge progress signal input from the charge control
I
Charge completion signal input from the charge control
I
Power good signal input from the power switch
O
Sleep signal output to the multi interface
O Reset signal output to the sub system controller
O
Reset signal output to the multi interface
—
Ground terminal
—
Power supply terminal (+1.8V) (for I/O interface)
O Battery voltage monitor on/off control signal output terminal
—
Not used
O
Headphone/line selection signal output to the headphone amplifier
O
Muting on/off control signal output to the headphone amplifier
— Ground terminal
—
Power supply terminal (+3.3V) (for memory stick interface) Not used
I/O
Two-way data bus with the memory stick interface Not used
O
Bus state signal output to the memory stick interface Not used
O Clock signal output to the memory stick interface Not used
Description