HP High-Definition LCD TV Service Manual 11
I/O Connectors
Name Description
HDMI Digital High Definition Input Video Input Connector with HDCP — Type A
• HDMI 1 (with HDMI audio in L and R)
• HDMI 2
• HDMI 3
Audio L and R must be set to PCM at the source across HDMI.
VGA VGA monitor input with audio L/R (line in)
Audio Output
• Digital (Optical) in Dolby Digital or PCM format) (S/PDIF)
• Audio Output L and R stereo analog (RCA)
ANT/Cable in (RF input) 75-ohm unbalanced, F-type for VHF/UHF/CATV in
Component High Definition Input
• 1: Y, Pb, and Pr, and audio L and R
• 2: Y, Pb, and Pr, and audio L and R
Serial RS-232 Serial input (Commercial use only)
Standard Definition Input
• AV Input 1: S-Vid, Video, and Audio L and R
• AV Input 2: S-Vid, Video, and Audio L and R
Service Port USB (For firmware upgrade use)
Factory Preset Display Modes
Preset Pixel format
Horizontal
frequency
(kHz)
Horizontal
polarity
Vertical
frequency
(Hz)
Vertical
polarity
Pixel Clk
(MHz) Source
1 640 x 480 31.469 – 59.940 – 25.175 VGA
2 640 x 480 37.500 – 75.000 – 31.500 VESA
3 720 x 400 31.469 – 70.087 + 28.322 VGA
4 800 x 600 37.879 + 60.317 + 40.000 VESA
5 800 x 600 46.875 + 75.000 + 49.500 VESA
6 1024 x 768 48.363 – 60.004 – 65.000 VESA
7 1024 x 768 56.476 – 70.069 – 75.000 VESA
8 1024 x 768 60.023 – 75.029 – 78.750 VESA
9 1280 x 768 47.396 + 59.995 – 68.250 VESA
10 1280 x 1024 63.981 + 60.020 + 108.000 VESA
11 1366 x 768 47.712 + 60.015 + 85.500 VESA
12 1920 x 1080 65.000 + 30.000 + 74.250 EIA