Chapter 2 Hardware
Audio Amplifier Board
The Audio Amplifier board receives audio input, amplifies, then distributes the sound channels to
the internal speakers through the Cabinet Controller Board.
Green Jack: Front L/R.
Figure 2-18 Audio Amplifier Board
Label Description
1 AMP Power In
2 Speaker Channels Out
3 3.5mm Jack In
Audio Amplifier Board Removal
Always observe proper ESD precautions and use an ESD wrist strap when working on
components inside the terminal.
To remove the audio amplifier board:
1. Open the main door and power off the cabinet.
2. Disconnect all connections from the audio amplifier board.
3. To remove the audio amplifier board and mounting plate, remove the two M4 nuts.
4. To remove the audio amplifier board only, remove the four M3 screws.
5. Remove the audio amplifier board from the cabinet.
44 Cobalt™ 27
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