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Appendices Appendix C Pin Assignments
SN Board
C.25 PJ9510 SN board interface connector (40-pin)
Table C-25 SN board interface connector (40-pin)
Pin No. Signal Name I/O Pin No. Signal Name I/O
1 SND-P5V - 2 SND-P5V -
3 SND-P5V - 4 SND-P5V -
5 ATBEEP-E3P I 6 SND-GND -
7 SND-GND - 8 SND-GND -
9 SND-GND - 10 AMPSD-S3N I
11 SNDMUT-S3N I 12 SPKON-P3N I
13 GND - 14 X14SND-P3P I
15 P3V - 16 DINL-PXP I
17 DINL-PXN I 18 DINR-PXP I
19 DINR-PXN I 20 DOUTL-PXP O
21 DOUTL-PXN O 22 DOUTR-PXP O
23 DOUTR-PXN O 24 GND -
25 X97BCK-P3P O 26 GND -
27 M97IN1-P3P O 28 M97SY1-P3P O
29 M97OT1-P3P O 30 M97RS1-S3N O
31 CD-GND - 32 CDAUDR-PXP O
33 CDAUDL-PXP O 34 VOLBYP-P3N I
35 BTIFOF-S3N I 36 BTMDL-P3N O
37 BTRST-S3N I 38 USBP4-S3P I/O
39 USBP4-S3N I/O 40 BT-P3V -
C.26 PJ4400 Bluetooth interface connector (20-pin)
Table C-26 Bluetooth interface connector (20-pin)
Pin No. Signal Name I/O Pin No. Signal Name I/O
1 GND - 2 NC -
3 BTMDL-P3N I 4 NC -
5 NC - 6 NC -
7 NC - 8 BTRST-S3P O
9 NC - 10 NC -
11 GND - 12 NC -
13 BTIFOF-S3N O 14 NC -
15 NC - 16 USBP4-E3P I/O
17 USBP4-E3N I/O 18 NC -
19 NC - 20 BT-P3V -
C-24 TECRA M2 Maintenance Manual (960-468)