Extron Electronics MVX Plus 128 VGA A User Guide - Manual (Page 81)

4-3 MVX Plus 128 VGA A Matrix Switcher • Programmer’s Guide
PRELIMINAR
Y
Front panel Configuration port
N This port is hardwired for RS-232 only.
The optional 9-pin D to 2.5 mm mini jack TRS RS-232 cable, part #70-335-01
(figure 4-2) can be used for connection to the Configuration port.
6 feet
(1.8 m)
Part # 70-335-01
5
1
9
6
Sleeve (Gnd)
Ring
Tip
9-pin D Connection TRS Plug
Pin 2 Computer's RX line Tip
Pin 3 Computer's TX line Ring
Pin 5 Computer's signal ground Sleeve
Figure 4-2 — Optional 9-pin TRS RS-232 cable
N This port is independent of the rear panel Remote port and is not affected by
changes to the rear panel port’s protocol. This front panel port’s protocol can be
changed via SIS command control only. See the Command/Response table for IP
SIS commands, later in this chapter, to configure both ports under SIS control.