Product Data Sheet / Brochure

Table Of Contents
Technical Reference
32
2.2.4.10 Consumer Electronics Control (CEC) Header
The board contains two mutually-exclusive methods for controlling HDMI CEC devices:
External CEC adaptor connected via CEC connector (item J in Figure 12; pinout in Table 19)
Onboard CEC control from the embedded controller via HDMI cable and BIOS setup. Expected
behavior is provided in Table 25 below.
Table 25. HDMI CEC expected behavior
Activity
Current Status
Action
Expected Behavior
PC
1,2
TV
3
Wake On TV Off Off TV on PC on
Standby by TV On On TV Standby PC sleep or power off
4
Auto Turn Off TV (S0 -> S5) On On PC Shutdown TV standby
3
Auto Turn On TV (S5 -> S0) Off Off PC On TV on
3
Auto Turn Off TV (S0 -> S3) On On PC Sleep TV standby
3
Auto Turn On TV (S3 -> S0) Off Off PC On TV on
3
Notes:
1. HDMI CEC Control enabled in BIOS Setup and in TV setup, if necessary. Please consult your TV’s documentation.
2. Fast Boot and Deep S4/S5 disabled in BIOS Setup.
3. Results seen with Panasonic LED TV VIERA TH-40A400W. Other TVs may have different results due to variable implementations of
CEC features.
4. PC power off behavior dependent upon power button setting in operating system.
5. If using external CEC adaptor, onboard CEC control must be disabled in BIOS Setup.
NOTE
CEC Connector is Aces part number 50273-0047C-002, 1.25 mm pitch header, surface mount,
vertical, lead-free, 4 circuits.
2.2.4.11 RGB LED
The board supports an RGB LED which is connected through Item C shown in Figure 12. The RGB
LED is configurable within the BIOS under the Power tab within Advanced settings. Table 21 lists
the signal names of the RGB LED connector. Table 26 lists the available settings for the RGB LED
within BIOS.
Table 26. RGB LED Options
BIOS Option Possible Configurations
RGB LED Color
Yellow, cyan, magenta, blue, red, green and white.
RGB LED Brightness
0%, 50% 100%
RGB LED Activity Indicator None, Power indicator, HDD Activity or Software defined
For information about
Refer to
HDMI CEC technology
http://www.hdmi.org/pdf/whitepaper/DesigningCECintoYourNextH
DMIProduct.pdf