1914 SOC PINOUT

1 - J5p11, J7p1 (PnC related?)
2 - USB D+
3 - USB D-
4 - ~RESET
5 - VBUS (thru R24 and divider R7/R8)
6 - SDA
7 - SCL
8 - GND
9 - J8p5 (thru R1)
10 - J5p13
11 - GND
12 - TP16
13 - RSY
14 - LED Control
15 - RSX
16 - PK4, Headset Right Speaker (thru FB2)
17 - U2p1
18 - U5p3, Light Rumble
19 - J8p7
20 - J8p11
21 - B (thru R29)
22 - J8p8 (thru R2)
23 - SDA2
24 - SCL2
25 - J8p10
26 - J8p4 (thru R3)
27 - U2p2
28 - Q1p3, Headset
29 - GND
30 - PK4, Headset (thru R79)
31 - PK6, Headset Mic (thru R22, then FB3)
32 - PK2, Headset Left Speaker (thru FB1)
33 - GND
34 - 3.3v
35 - GND
36 - TP4
37 - TRG+ Enable (thru R38)
38 - PK3, Headset
39 - GND
40 - 3.3v
41 - GND
42 - GND (thru a trace, possibly -vRef?)
43 - TP3
44 - SW4 (not populated)
45 - GND
46 - AN+ Enable
47 - U4p4, Heavy Rumble
48 - U4p3, Heavy Rumble
49 - U4p1, LT Rumble
50 - U4p2, LT Rumble
51 - GND
52 - 3.3v
53 - 1.8v
54 - LT (thru R42)
55 - LSY
56 - GU
57 - LSX
58 - LSC (thru R16)
59 - U5p1, RT Rumble
60 - J1p6
61 - U5p2, RT Rumble
62 - U5p4, Light Rumble
63 - J1p4
64 - J1p3
65 - J1p5
66 - J1p7
67 - RT (thru R39)
68 - GND
69 - RSC (thru R21)