回复：出9成新SIMAUDIO I-5功放
兄弟啊，I5有影院直通(Bypass)功能的，按住"Mute“键5秒钟，你的A4输入就成了直通，可作纯后级使用。
我从I5的说明书上看到的，回去试验成功：
5.3’s gain control section, allowing you to control the
The A4 input can be configured as a ‘pass-through’ which bypasses the i
gain setting via the connected source component’s own volume control – a home theater processor for example. In ‘pass-
5.3 will have no effect whatsoever when the A4 input is selected. To put the
through’ mode, adjusting the volume on the i
A4 input into ‘pass-through’ mode, simply press and hold down the “Mute” button for approximately 5 seconds; you don’t
have to be on the A4 setting to do this. To reconfigure the A4 input to function like the four (4) other inputs, repeat the
5.3 via the rear panel rocker switch will reset the the A4 to the
aforementioned procedure. As well, powering down the i
factory default ‘normal’ mode.
