C-6 [CONFIDENTIAL] Satellite M70 Series Maintenance Manual
C.3 JP23
Table C-3 HDD I/F pin assignments (44-pin)
Pin No. Signal name I/O Pin No. Signal Name I/O
1 GND 2 A+
3 A- 4 GND
5 B- 6 B+
7 GND 8 VCC3.3
9 VCC3.3 10 VCC3.3
11 GND 12 GND
13 GND 14 VCC5
15 VCC5 16 VCC5
17 GND 18 NC
19 GND 20 NC
21 NC 22 NC -