Furuno LH-5000 Operator's Manual page 25

1 Front Microphone Connector
2 Speaker
3 ALL Key
4 Intercom Selector Keys (IC1-IC6)
5 Listen Volume Control/Power On-Off
6 AFT Key
7 Hailer Volume Control
8 Fog Key
9 Down Key
10 Up Key
11 Both Key
12 LCD
13 Forward Key
14 Menu Key
15 Enter Key
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