thomann harley benton BA500H, User Manual

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1 ACTIVE/PASSIVE
Press this switch when connecting a passive bass guitar.
Release this switch when connecting an active bass guitar.
2 INPUT
1/4" TS phone socket for the input signal coming from your bass guitar.
3 POWER
This indicator lights up green when the unit is switched on and operational. It lights up red when the power amp is
clipping. If this happens, reduce the volume by turning the ‘MASTER’ control (17) down.
4 CLIP
This indicator lights up when the preamp is clipping. If this happens, reduce the input gain by turning the ‘GAIN’
control (5) down.
5 GAIN
Input gain control.
Components and functions
bass head
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