
User Manual BDL3231/BDL4231
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3.2REAR VIEW
1.Power Switch
Press to switch power on/off.
2.AC In
Connect the supplied power cord to the wall outlet.
3.External Speaker
Connect to external speakers.
4.Speaker Switch Int./ Ext.
Press to switch speaker from internal or external.
5.PC Input: VGA input/ Audio input
Connect to VGA output of computer or
6.Component Video 1/ Component Video 2
7.AV Input: Video input/
Connect to video and audio output of an external device. Connect
8.Mono Speaker Out
Connect 1W/8Ω audio cable to the external speaker.
9.RS232
RS232 network connection input for the use of loop through function.
10.Service 2
Connect to a PC for updating software.
11. HDMI 1/HDMI 2
Connect to HDMI output of any AV device or connect to the DVI output of a PC.
(Using
12.Service 1
Connect to a PC for updating software.
13.SPDIF Out
Connect to the