7
7.2. Connection and Adjustment
7.2.1. External speaker connection
Follow the procedures below when connecting an external speaker (8Ω).
Step 1. Remove the AI-MS900's rear terminal cover and set the internal slide switch to the [EXT. SP] position.
Terminal cover
EXT.SP terminal
Microphone sensitivity control
Internal speaker volume control
Internal/External speaker selection switch
Step 2. Connect the speaker cable to EXT.SP terminal.
Speaker cable
7.2.2. Internal speaker volume and microphone sensitivity adjustment
The AI-MS900's internal speaker volume and microphone sensitivity can be adjusted by means of their
respective controls located under the terminal cover described above. Both controls are factory-preset to their
maximum positions.
Step 3. Replace the removed terminal cover in place.