USER MANUAL 
SDX-4P 
EXTEND QUAD DVI-D, QUAD RS232, 
USB KEYBOARD, MOUSE AND AUDIO 
UP TO 400 FEET OVER FOUR 
CAT5/5E/6 CABLE 
VIDEO   
Format  (4) DVI-D Single Link 
Maximum Pixel Clock  165 MHz 
Input Interface (TX)  (4) DVI-D 29-pin (Female) 
Output Interface (RX)  (4) DVI-D 29-pin (Female) 
Resolution  Up to 1920x1200 @60Hz 
and  
3840x2160 @30Hz 
DDC  5 volts p-p (TTL) 
Input Equalization  Automatic 
DVI-D Cable Max Length  Up to 20 ft. 
Output DVI-D Cable Length  Up to 20 ft. 
RS232   
Input Interface  (2) DB9 (Female) 
Output Interface  (2) DB9 (Male) 
Speed  Up to 115 Kbps 
OTHER   
Power  Internal 100-240 VAC/5VDC4A 
@20W 
Dimensions  17 in W x 1.7 in H  x 3.2 in D 
Weight  4 lbs. 
Operating 
Temp. 
0-55 °C   (32-131°F) 
Storage Temp.  -20-85 °C (-4-185 °F) 
Humidity  Up to 95% 
Signal Type  Stereo Audio 
Bandwidth  15MHz, 0dB 
Impedance  100 Ohm 
Connector   3.5 mm jack, Female 
AUDIO 
TECHNICAL SPECIFICATIONS 
SUPER RANGE HDBaseT  
QUAD DVI-D, DUAL RS232,  
AUDIO, AND USB 
KEYBOARD AND MOUSE  
EXTENDER 
USB   
Signal Type   USB 1.1 (Keyboard and 
Mouse Only) 
Input Interface (TX)  (1) USB Type B (Female) 
Output Interface (RX)  (2) USB Type A (Female) 
RECEIVE ON DB9 MALE 
PIN #  NAME  DESCRIPTION 
2  RxD  Receive Data on DB9 Male 
3  TxD  Transmit Data on DB9 Male 
5  SGND  Ground 
PIN #  NAME  DESCRIPTION 
2  TxD  Transmit Data on DB9 Female 
3  RxD  Receive Data on DB9 Female 
5  SGND  Ground 
TRANSMIT ON DB9 FEMALE 
PREPARING AND CONNECTING SYSTEM 
CAT5 CABLE 
Following is the wiring standard for terminating CAT 5 
cable using RJ-45 connector: 
 
Pair 1    Pins 1 & 2 
Pair 2    Pins 3 & 6 
Pair 3    Pins 4 & 5 
Pair 4    Pins 7 & 8 
Connectors:   RJ-45 
Capacitance:   14 pf/ft (46.2 pf/m) 
Conductor Gauge:   24 AWG 
Impedance:   100 +/- 15 ohms 
800.AVI.2131 
Tel: (818) 503-6200 Fax: (818) 503-6208 
11651 Vanowen St. North Hollywood, CA 91605  
SmartAVI.com 
Designed and Manufactured in the USA