Toshiba Satellite M40 Maintenance Manual - Page 185
Table C-13
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C.14 13 GND - 14 GND - 15 GND - 16 GND - JP5 Table C-13 Double USB Connector pin assignments (12-pin) Pin No. Signal name I/O Pin No. Signal Name I/O 1 +USB_VCCB I 2 USB20P2- I 3 USB20P2+ I 4 GND - 5 +USB_VCCA - 6 USB20P3- I 7 USB20P3+ - 8 GND - 9 GND I 10 GND - 11 GND - 12 GND I C.15 JP23 Table C-14 Single USB Connector pin assignments (4-pin) Pin No. Signal name I/O Pin No. Signal Name I/O 1 +USB_VCCC I 2 USB20P4- I/O 3 USB20P4+ I/O 4 GND - C.16 C-16 JP16 Table C-15 MDC Connector pin assignments (30-pin) Pin No. Signal name I/O Pin No. Signal Name I/O 1 NC - 2 NC - 3 GND - 4 NC I 5 NC - 6 NC - 7 NC - 8 GND - 9 NC - 10 +5VS_MDC I 11 NC - 12 NC - 13 NC - 14 NC - 15 GND - 16 +3VS_MDC_R I 17 +3V_MDC I 18 NC - 19 GND - 20 GND - 21 +3VS_MDC I 22 AC97_SYNC O [CONFIDENTIAL] Satellite M40X Series Maintenance Manual