
4 Port HDM I Switcher
With Digital a nd Analogue Audio Ex tractor
AC-1707
User manual

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I. Introduction
This is a high performance 4x1 HDMI switcher with digital/analog audio outputs. It supports
HDCP repeater functions and fast switching between any of the four of HDMI input ports. The
system supports all 3D TV formats in addition to all HDTV formats up to 4Kx2K. Furthermore,
the remote control gives uses complete control over the selection of sources and makes the
device incredibly user friendly.
II. Features
Compliant with HDMI 1.4a, C TS 1.4a, DVI 1.0 & VESA DisplayPort 1.1a standards.
HDMI 1.4 support: 3D TV support, CEC1.4, HDCP repeater support.
Support 3D Video & 4Kx2K, 8, 10, 12 & 16 bits per color depth.
Audio support:
Dolby TrueHD &DTS-HD Master Audio 7.1CH
Full audio input and output support

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III. Package
HDM I 4x1 Switcher
5V DC Power Supply
Remote control
Operatio n Ma nua l
IV. Specifications
Freque nc y B a nd w id th 2.97Gbps
Input Ports 4 x HDM I Fe male input ports.
Output port 1 x HDMI Fema le port, 1x Toslink, 1 x 3.5mm stereo socket
HDMI Audio Output 2, 5.1, 7.1CH, Dolby 5.1, DTS5.1, D-TrueHD, DTS-HD
Power Supply DC 5V 1A
ESD Protection Human Body Model: ± 8kV (air-gap discharge) - ± 4kV (contact discharge)
Di mensio ns (mm) 164(D) x85 (W) x 25(H)

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V. Operation controls and Functions
Front Panel
ON/OFF: P ower on/off switc h .
IN1/2/3/4 LED: One LED will illuminate when a selected input is b eing used.
2.0/5.1/7.1 LED: One LED will illuminate when a selected audio format is being used. Or no
LEDs will illumina te w he n “ Auto” is se lect e d.
IR: Remote control receiver.
Audio Button: Press this button to select either 2.0CH, 5.1CH, 7.1CH or Auto audio output.
Input Button: Press this butto n to s elect the input source.

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Rear Panel
HDMI Inputs: These sockets connect to a HDMI source output i.e. from a DVD player, Game
console, etc.
HDMI Output: This socket connects to a HDTV or monitor with HDMI cable.
DC IN:
Plug the 5V DC power supply into the unit and connect the adaptor to an AC wall outlet.

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Left Panel
3.5mm Ste reo (Ana logue) Audio ou tput: This socket outputs the extracte d audio signal from
the selected HDMI source in analogue format; connect a 3.5mm plug to audio receiver.
Toslink (Digital) outp ut : This socket outputs the extrac ted aud io signa l in anal ogue format from
the selected HDMI source; connect a Toslink plug to audio rec eiver.

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VII. Remote control
IN1, IN2, IN3, IN4: Press any numbered ‘IN’put button, the corresponding
input will be selected.
: Press to cycle through availab le inputs .
2.0CH: Press this button to select the 2 channel (stere o) audio o utp ut mode .
5.1CH: Press this button to select the 5.1 channel audio output mode.
7.1CH: Press this button to select the 7.1 channel audio output mode.
Auto: Press this b utto n so the unit Auto configures audio output format.
IMPORTANT:
- Never attempt to open, repair or modify any part o f this unit or its access ories.
- Never get any part of the device or its accessories wet.
- Failure to adhere to t hese points will result in a void of war ranty.