BrightSign LS322 Hardware - Manual (Page 8)

LS322, LS422 User Manual and Operations Guide
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All information provided in this reference manual applies to products under development. The characteristics and specifications of these products are subject to
change without notice. BrightSign assumes no obligation regarding future manufacturing unless otherwise agreed to in writing. © BrightSign LLC, 2015
HARDWARE INTERFACES
HDMI Output
The LS422 has a single HDMI connector that is compliant with HDMI 1.3 A/V standards. It is capable of outputting 1080i
and 720p video resolutions.
pin Description pin Description
1 TX2p 2 Ground
3 TX2n 4 TX1p
5 Ground 6 TX1n
7 TX0p 8 Ground
9 TX0n 10 TXCp
11 Ground 12 TXCn
13 CEC 14 NC
15 DDC SCL 16 DDC SDA
17 Ground 18 +5V DDC
19 HPD (Hot Plug Detect) --
3.5mm Stereo Connectors
The LS322 and LS422 have a 3.5mm stereo connector for variable analog audio output. The full-scale voltage output of
the audio is 2V RMS. The minimum load impedance of the audio connector is 32Ω.
The audio connector has the following pinout:
• Tip: Left audio
• Ring: Right audio
• Base: Ground for audio signal