| Port pin | I/O/X | Description |
| 64 (0) | I | |
| 65 (1) | I | |
| 66 (2) | O | |
| 67 (3) | I | |
| 68 (4) | I | Hold switch (LOCK Slide SW) |
| 69 (5) | O | HDD ON/OFF (ATA poweroff) |
| 70 (6) | O | |
| 71 (7) | O | |
| 72 (8) | I | |
| 73 (9) | I | |
| 74 (10) | I | |
| 75 (11) | I | |
| 76 (12) | O | |
| 77 (13) | O | |
| 78 (14) | O | |
| 79 (15) | I | |
| 80 (16) | O | ISP 1504 RESET (PHY) |
| 81 (17) | I | |
| 82 (18) | I | |
| 83 (19) | I | |
| 84 (20) | I | Battery Switch (slide switch) |
| 85 (21) | O | Analogue LDO Enable (WM8978 AVDD, SPKVDD) |
| 86 (22) | O | HEADPHONE MUTE (Turn on headphone jack output) |
| 87 (23) | O | |
| 88 (24) | O | |
| 89 (25) | O | |
| 90 (26) | X | |
| 91 (27) | X | |
| 92 (28) | X | |
| 93 (29) | X | |
| 94 (30) | X | |
| 95 (31) | X | |