Digitus DC-44400 User Manual Download Page 2

 

10. Port 2 LED: This is the PORT 2 LED while in general 

mode. This LED blinks when selected. 
G LED: While in RGB Skew selection mode, and while 
in G selection mode, the LED is lit. 

11. Port 3 LED: LED for PORT 3 while in general mode. 

LED blinks when selected. 
B LED: While in RGB SKEW adjust mode outputting to 
B adjust mode, the LED will be lit. 
*While in DC-44400, this LED will not light up in 
general mode, but will light up in adjust mode. 

12. Port 4 LED 

 

REAR VIEW 

 

DC-44400 

 

DC-45400 

 

1. VGA Output 
2. RJ-45 Input 
3. Audio Output 
4. Power Jack 

 
 

 

 
 
 
 
 
 
 
 
 
 
 

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Installation 

1. Connect the VGA-Extender or AV-Extender local unit 

RJ-45 output connector and DC-44400/DC-45400 RJ-45 
Input connect with CAT.5 cables. 

2. Connect the DC-44400/DC-45400 VGA output 

connector with HD-15 male to male cable from monitor. 

3. Connect the DC-44400/DC-45400 audio output 

connector with audio cable from audio amplifier. 

4. EQ and GAIN compensates the loss caused by the 

length of the cable, and the VGA output can be 
connected to a monitor to view the image quality. 

Note:

 Excessive EQ and GAIN compensation may cause 

incorrect decoding, abnormal display, or no display at all.   
 

Operation 

General Mode: 

  After turning on the power, the power LED and locked 

LED will light up, the Port 1 LED will blink, and the rest 
of the LEDs will be off. 

  When a Port's selection key is selected, the 

corresponding LED will blink; the Lock key also can be 
used to operate adjust mode, while the remaining keys 
are non-functional. 

A. Adjust Mode: 

In normal mode, after selecting Port 1, 2, 3 or 4, press the 
Lock key to enter Port adjustment mode. Once the 
adjustment is complete, press the Lock key again to exit 
Port adjustment mode. Next, save the port adjustment 
data and return to normal mode. 

  Press the Lock key. All of the LEDs will shut off except 

for the Power LED. Enter adjust mode. 

  Pressing the EQ up/down button will adjust the 

definition, while pressing both buttons at once returns to 
zero. 

  Pressing the GAIN up/down button will adjust the 

brightness, while pressing both buttons at once returns 
to zero. 

  Press the SELECTOR button to choose R, B or G 

SKEW adjustment. The selected R, G or B LED will light 
up. 

  A lit R LED indicates that pressing the SKEW up/down 

button will adjust the delay time for R. Pressing both 
buttons as once returns to zero. 

 

 
 

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  When the G LED is on, it indicates that pressing the 

SKEW up/down button will adjust the delay time for G.   
Pressing both buttons and the same time returns to 
zero. 

  When the B LED is lit, it indicates that the SKEW 

up/down button adjusts the delay time for B. Pressing 
both buttons at the same time returns to zero. 

  Press the LOCK key when the adjustment is complete. 

The Locked LED will light up. Exist adjustment mode, 
return to general mode, and save post-adjustment data.   

Note:

 

1. Pressing the EQ up/down button increases or decreases 

voltage by 33mV, to a maximum of 1V. 

2. Pressing the Gain up/down button increases or decreases the 

voltage by 33mV, to a maximum of 1V. 

3. Pressing the RGB SKEW up/down button increases or 

decreases delay time by 2ns, to a maximum delay of 64ns. 

 

Wiring Information & Coding 

Conductor 

Identification 

RJ45 Pin 

Assignment 

Color Code for 

Conductor 

Pair 1 

5 White-Blue 
4 Blue 

Pair 2 

1 White-Orange 
2 Orange 

Pair 3 

3 White-Green 
6 Green 

Pair 4 

7 White-Brown 
8 Brown 

 

 

 

 

 

Trademarks: 

All the companies, brand names, and product names 
referred to this manual are the trademarks or registered 
trademarks belonging to their respective companies.   

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