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EXTRON, Switchers

DXP 88

Control
IP, RS-232 (default TCP)
Encoding
ASCII
IP
TCP port 23
RS-232
9600 baud, 8N1
Line ending
CR
Roles
Switcher, DSP

Commands

25 commands
POWER2
CEC POWER ON \x1BO%o*"PwrOn"DCEC,DcecO%o*%E0%04*1
Ending: cr
CEC POWER OFF \x1BO%o*"PwrOff"DCEC,DcecO%o*%E0%36*1
Ending: cr
VOLUME3
VOLUME UP %o+V
Reply: Out%o Vol%vEnding: cr
VOLUME DOWN %o-V
Reply: Out%o Vol%vEnding: cr
VOLUME SET %o*%vV
Reply: Out%o Vol%vEnding: cr
MUTE4
MUTE ON %o*1Z
Reply: AMT%o*1Variables: X#=output numberEnding: cr
MUTE OFF %o*0Z
Reply: AMT%o*0Variables: X#=output numberEnding: cr
VIDEO MUTE ON %o*1B
Reply: VMT%o*1Variables: X@=output numberEnding: cr
VIDEO MUTE OFF %o*0B
Reply: VMT%o*0Variables: X@=output numberEnding: cr
INPUT4
INPUT 1 1
Variables: X#=output numberEnding: cr
INPUT 2 2
Variables: X#=output numberEnding: cr
INPUT 3 3
Variables: X#=output numberEnding: cr
INPUT 4 4
Variables: X#=output numberEnding: cr
ROUTING12
OUTPUT 1 1
Ending: cr
OUTPUT 2 2
Ending: cr
OUTPUT 3 3
Ending: cr
OUTPUT 4 4
Ending: cr
SEND IN TO OUT *
Variables: %n=input number, %o=output numberEnding: cr
OUT1 IN1 1*1!
Reply: Out1 In1 AllEnding: cr
OUT1 IN2 2*1!
Reply: Out1 In2 AllEnding: cr
OUT1 IN3 3*1!
Reply: Out1 In3 AllEnding: cr
OUT1 IN4 4*1!
Reply: Out1 In4 AllEnding: cr
AV SWITCH %n*%o!
Reply: Out%o In%n AllVariables: %n=input number, %o=output numberEnding: cr
AUDIO SWITCH %n*%o%
Reply: Out%o In%n AudVariables: %n=input number, %o=output numberEnding: cr
VIDEO SWITCH %n*%o$
Reply: Out%o In%n VidVariables: %n=input number, %o=output numberEnding: cr

Cheat sheet

driver.cheatSheet()

What it is

The DXP HD 4K PLUS Series and DXP DVI Pro/HDMI series are digital matrix switchers that route HDMI or DVI-D signals from multiple sources to display devices. They support resolutions up to 4K @ 60 Hz and are HDCP-compliant.

Specs

Resolution: up to 4K @ 60 Hz

Frame Rate: 60 Hz

Signal Type: HDMI 2.0b, HDR Deep Color up to 12-bit, 3D, HD lossless audio

Inputs: 8 HDMI

Outputs: 8 HDMI

Setup

First Use: Turn off power to all connected devices. Connect HDMI input and output devices. Connect control devices (RS-232, USB Config, LAN). Plug switcher into AC source. Turn on power to input/output devices. Select EDID files using the control software or web interface.

Control: RS-232: Use the front panel Config port (9600 baud, 8N1) or rear panel Remote port (configurable). LAN: Default IP 192.168.254.254. Control via web pages or PCS software.

Support

Tech Support Phone: USA: (714) 491-1500, +800.633.9876, +1.714.491.1500, +1.919.863.1794; Europe: +31.33.453.4040, +800.3987.6673; Asia: +65.6383.4400, +800.7339.8766; Japan: +81.3.3511.7655; China: +4000.EXTRON, +4000.398766, +86.21.3760.1568; Middle East: +971.4.2991800; India: 1800.3070.3777, +91-80 3055.3777; Korea: +82.2.3444.1571

Power Cycle: Remove all power cords from the equipment.

Factory Reset: Mode 1 (Firmware): Hold Reset button while powering up. Mode 5 (Absolute): While running, hold Reset for 9 seconds, release, then press momentarily. Resets IP to 192.168.254.254, subnet to 255.255.0.0.

About this driver

driver.source()

Confirm each command on your device before you rely on it. Provided as is, with no warranty. To correct something or ask for it to come down, write to info@ctrlbot.io. Licensed CC BY 4.0: credit CTRLbot and link back when you share it. Product page. Manufacturer site.

Revision
1
Updated
2026-11-05
Catalog date
2026-11-12
License
CC-BY-4.0