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Appendices Apx.C Pin Assignments
C-32 TECRA M1 Maintenance Manual (960-436)
Sound Board
C.33 PJ3000 System board interface connector (30-pin)
Table C-33 System board interface connector (30-pin)
Pin No. Signal Name I/O Pin No. Signal Name I/O
1 A-GND - 2 FIR-GND -
3 LOUTL -PXP O 4 FIR-GND -
5 LOUTR -PXP O 6 IRRX-P3N O
7 A-GND - 8 IRTX-P3P I
9 HPOUTL-PXP O 10 P3V -
11 HPOUTR-PXP O 12 P3V -
13 A-GND - 14 IRMODE-P3P I
15 MICIN-PXP O 16 GND -
17 A-GND - 18 GND -
19 AGCL-PXP I 20 BTSWON-S3P O
21 AGCR-PXP I 22 S3V -
23 VREF1-P2V - 24 SND-P5V -
25 A4R7-P4V - 26 SNDMUT-S3N O
27 A4R7-P4V - 28 SPKEN-P5P O
29 A4R7-P4V - 30 A-GND -
C.34 PJ3001 Internal Microphone connector (2-pin)
Table C-34 Internal Microphone connector (2-pin)
Pin No. Signal Name I/O Pin No. Signal Name I/O
1 VREF1-P2V I 2 A-GND -
C.35 PJ3002 External Microphone connector (6-pin)
Table C-35 External Microphone connector (6-pin)
Pin No. Signal Name I/O Pin No. Signal Name I/O
1 A-GND - 2 MICIN-PXP I
3 VREF1-P2V I 4 NC -
5 NC - 6 MICIN-PXP I