Sony NWZA816P Service Manual - Page 31

NW-A805/A806/A808/NWZ-A815/A816/A818 MAIN BOARD IC601 MC-10051F1-FAE-A (SYSTEM CONTROLLER, POWER CONTROL, LCD DRIVER, NAND FLASH INTERFACE, MS INTERFACE, SD-RAM INTERFACE) Pin No. A1 to A3 A4 A5 A6 to A10 A11 to A13 Pin Name NC NAND_WEZ IO_B NC GND I/O Description - Not used O Write enable signal output to the NAND flash memory - Not used - Not used - Ground terminal A14 to A16 A17 A18 A19 A20 A21 NC VCCVBUS NC IO_A VDD_L0 AB0_A8 - Not used - Power supply terminal (USB power supply) - Not used - Not used - Power supply terminal O Address signal output to the USB controller A22 to A26, B1, NC B2 - Not used B3 NAND_CEZ2 O Chip enable signal output to the NAND flash memory B4 NAND_DA0 I/O Serial date input/output with the NAND flash memory B5 IO_B - Not used B6 KEY_AD1 I Key input terminal (A/D input) B7, B8 ADIN6, ADIN8 - Not used B9 ADVCC - Power supply terminal B10 CPEN - Not used B11, B12 GND - Ground terminal B13 SWGND - Ground terminal B14 NC - Not used B15 SWADP2 - Not used B16 GND - Ground terminal B17 VCCADP - Power supply terminal B18 NC - Not used B19 IO_A - Not used B20 VDD_L0 - Power supply terminal B21 to NC B26, C1 - Not used C2, C3 C4 C5 C6 C7 C8 C9 C10 C11 C12 C13 NAND_CEZ1, NAND_CEZ3 NAND_DA1 IO_B KEY_AD0 ADIN5 CRD_AD ADGND NC GND NC GND O Chip enable signal output to the NAND flash memory I/O Serial date input/output with the NAND flash memory - Not used I Key input terminal (A/D input) - Not used I Terminal for peropherals distinction of WM-port - Ground terminal - Not used - Ground terminal - Not used - Ground terminal 31