4 Replacement Procedures 4.10 Sound/FIR Board
TECRA 9100 Maintenance Manual (960-347) 4-40
4.10 Sound/FIR Board
Removing the Sound/FIR Board
To remove the sound/FIR board, follow the steps below and refer to figures 4-25 and 4-26.
1. Disconnect the sound cables from PJ102 and PJ103 on the I/O board.
2. Remove two M2.5×4 screws securing the sound/FIR board.
3. Lift up the sound/FIR board.
M2.5×4 screws
PJ103
PJ102
Figure 4-25 Removing the sound/FIR board
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