JVC GY-HM100U Manual page 20

15/16. User 1/User 2 Button. Used to set special features for each user.
17. CH-1/CH-2 Audio Level Adjustment Knobs. Used to set the audio recording level. CH-1
knob is for audio Channel 1, and CH-2 knob is for audio Channel 2.
18. CH-1/CH-2 Audio Select Switches. Used to choose between auto and manual audio level
adjustment. Top switch is for CH-1, and bottom switch is for CH-2.
19. Input 1/Input 2 Audio Source Selection Switches. Used to select the signal input type for
audio Channels 1 & 2. Left switch is for Channel 1; Right switch is for Channel 2. Choose from
the following settings depending on the type of equipment connected to each Input jack:
Line: Use when connecting an audio device (mixer, DVD player, etc.) or other equipment to the Input
channel
Mic: Use when connecting a microphone to the Input channel
Mic + 48V: Use when connecting the supplied microphone to the Input channel. Also use when connecting
a microphone that requires a +48 V power supply (phantom Microphone).
20. CH-2 Input Switch. Used to specify which audio input (Input 1 or Input 2) gets output
through CH-2 (the Right audio channel). The audio from Input 1 ALWAYS gets output through
CH-1 (the Left audio channel). This switch determines if it also gets output through CH2.
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