Sony NV-U74, Service Manual

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NV-U74
40
Pin No. Pin Name I/O Description
C16 GPS_1PPS I Precise positioning service signal input from the GPS controller
C17 MNAND_DAT3 I/O Two-way data bus with the NAND fl ash memory
C18 XCRADLE_ON I
Cradle detaching/attaching detection signal input terminal “L”: cradle is attached
Fixed at “L” in this set
C19 BTRTS O Flow control signal output terminal Not used
C20 USBC_N I/O Two-way USB client data (-) bus with the USB controller
C21 BTRXD I Serial data input terminal Not used
C22 BTTXD O Serial data output terminal Not used
C23 USBHPWR1 O Compulsion battery interception signal output terminal Not used
C24 CIF_DD2 I Input terminal for the setting Not used
D1, D2 MA17, MA21 O Address signal output to the SD-RAM and NOR fl ash memory
D3 VCC_CORE - Power supply terminal (+1.5V)
D4 MA23 O Address signal output to the SD-RAM
D5 VSS_MEM - Ground terminal
D6 MA25 O Address signal output terminal Not used
D7, D8 VSS_CORE - Ground terminal
D9 VSS_MEM - Ground terminal
D10 VSS_CORE - Ground terminal
D11 VSS_IO - Ground terminal
D12 VSS_CORE - Ground terminal
D13 VOICE_SW I Voice switch input terminal Not used
D14 SP1_XMUTE O Speaker muting on/off control signal output to the power ampli fi er “L”: muting on
D15 VSS_IO - Ground terminal
D16 SSPTXD O Serial data output terminal Not used
D17 MNAND_DAT1 I/O Two-way data bus with the NAND fl ash memory
D18 VSS_IO - Ground terminal
D19 FFTXD O Serial data output to the GPS controller
D20 SCL O I2C clock signal output terminal Not used
D21 VSS_CORE - Ground terminal
D22 USBHPEN1 I Serial data input terminal Not used
D23 USBH_N1 I/O Two-way USB host data (-) bus with the memory stick controller
D24 CIF_DD1 I Input terminal for the setting
E1 MA13 O Address signal output to the SD-RAM and NOR fl ash memory
E2 VCC_MEM - Power supply terminal (+3V)
E3, E4 MA19, MA20 O Address signal output to the SD-RAM and NOR fl ash memory
E21 USB_ID I USB ID detection signal input from the USB connector
E22 USBH_P1 I/O Two-way USB host data (+) bus with the memory stick controller
E23 UIO I/O Not used
E24 VCC_USIM - Power supply terminal (+3V)
F1 VCC_MEM - Power supply terminal (+3V)
F2, F3 MA14, MA16 O Address signal output to the SD-RAM and NOR fl ash memory
F4 VSS_MEM - Ground terminal
F21 VSS_IO - Ground terminal
F22 XGPS_RESET O Reset signal output to the GPS controller “L”: reset
F23 GPS_RAM_CLEAR O RAM clear signal output to the GPS controller
F24 VCC_CORE - Power supply terminal (+1.5V)
G1 MA8 O Address signal output to the NOR fl ash memory
G2 to G4 MA11, MA12, MA15 O Address signal output to the SD-RAM and NOR fl ash memory
G21 VSS_CORE - Ground terminal
G22 to
G24
LDD1, LDD2, LDD0 O RGB (blue) signal output to the liquid crystal display
H1 VCC_MEM - Power supply terminal (+3V)
H2 MA9 O Address signal output to the NOR fl ash memory
H3 MA10 O Address signal output to the SD-RAM and NOR fl ash memory
H4 VSS_MEM - Ground terminal
H21 VSS_IO - Ground terminal