Sony NW-A1000, Service Manual

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44
NW-A1000
Pin No. Pin Name I/O Description
42 VCCIO0 -
Power supply terminal (+3V) (for I/O)
43 CRD_MUTE1 O
Headphone/cradle selection signal output for audio output "L": headphone, "H": cradle
44 RESET_TSB O
TSB reset signal output terminal Not used
45 HP_LINE_SEL O
Headphone/cradle selection signal output for audio output to the audio amplifier
"L": cradle, "H": headphone
46 XGSEN_PWR_CTL O
Standby signal output to the G-sensor "L": standby mode
47 KEY_LED1 O
LED drive signal output for key illumination "H": LED on
48 D33_MODE O +3.3V regulator on/off control signal output terminal Not used
49 LCD_SO I
Serial data input from the EL module Not used
50 NC -
Not used
51 VCC -
Power supply terminal (+1.8V) (for core)
52 NC -
Not used
53
DC_OUT_CTL
O
Power on/off control signal output for cradle "H": power on
54 AF_DCIN_DET I
AC adaptor connection detection signal input from the power control
"L": AC adaptor is connected
55 SPI_CS2 I Chip select signal input for serial control from the main system controller
56 SUSPEND O
Power on/off control signal output at suspend mode "H": power on
57 SPI_CS1 I
Chip select signal input for serial control from the main system controller
58 JACK_DET I
Cradle jack detection signal input terminal "L": cradle jack is detected
59 VCCIO1 -
Power supply terminal (+3V) (for I/O)
60 GNDIO1 -
Ground terminal (for I/O)
61 XCHG_STAT1 I
Charge state signal input terminal
62 GPIO5 I Not used
63 XCHG_STAT2 I
Charge state signal input from the power control
64 SPI_CS0 I
Chip select signal input for serial control from the main system controller
65 DEN_SCK0 O Serial data transfer clock signal output to the sub system controller
66 PLD_BEEP O
Beep signal output to the audio amplifier
67 GND -
Ground terminal
68 TMS I Mode selection signal input terminal (for JTAG)
69 VCCIO1 -
Power supply terminal (+3V) (for I/O)
70 MILTI_SCK I
Serial data transfer clock signal input from the main system controller
71 CRADLE_SO I Serial data input from the cradle
72 TSB_SO I
TSB serial data input from the main system controller
73 DEN_SO0 I
Serial data input from the sub system controller
74 TSB_RW I TSB read/write control signal input from the main system controller
75 NC -
Not used
76 GNDIO1 -
Ground terminal (for I/O)
77 ADP_DET I AC adaptor/USB identification signal input terminal "L": USB, "H": AC adaptor
78 DEN_LRCKI O
L/R sampling clock signal output to the sub system controller
79 NC -
Not used
80 DEN_BCKI O
Bit clock signal output to the sub system controller
81, 82 NC -
Not used
83 VCCIO1 -
Power supply terminal (+3V) (for I/O)
84 SCLK2 I
Bit clock signal input from the main system controller
85 XRST I Reset signal input from the power control "L": reset
86 DEN_XRDE I
Ready/busy selection signal input from the sub system controller "L": ready, "H": busy
87 DENDE_SERQ I
Interrupt request signal input from the main system controller
88
WAKEUP_DENDE
I Wake-up signal input from the main system controller