Lemco
HDMOD-Q1 manual v1.0
5
button interface is locked. To unlock it, the user must press simultaneously the UP +
DOWN buttons for 5sec approximately.
3.2.3 Digital attenuator
The HDMOD-Q1 has an embedded digital attenuator. The user is able to select
between three different attenuation steps as follows:
1.
0 dB attenuation (Output level: 90dbμV) SSD will display: “
00
”
2.
10 dB attenuation (Output level: 80dbμV) SSD will display: “
10
”
3.
25 dB attenuation (Output level: 65dbμV) SSD will display: “
25
”
3.2.4 HDCP ON/OFF function
By pressing the “Channel / Profile” button for more than 5sec the user enables the
HDCP ON/OFF function. The SSD will display this status as follows:
1.
H1 : Indicating that the HDCP is ON
2.
H0 : Indicating that the HDCP is OFF
Using the Up/Down buttons the user is able to select one of the above status to
enable/disable the HDCP function. The HDMOD-Q1 will exit from the current
functionality after being idle for more than 2-3sec.
3.2.5 USB interface for advance programming
The HDMOD-Q1 provides a USB interface with the appropriate software for
advanced programming. For more information please read Appendix A.
3.3 BLOCK DIAGRAM
