3-35
CrossPoint 300 Matrix Switchers • Operation
Performing a system reset from the front panel
The front panel reset is identical to the rear panel system reset (see Performing a
system reset from the rear panel on page 3-37) and to the
Esc
ZXXX
SIS command
(see chapter 4, Programmer’s Guide). A system reset:
•
Clears all ties and presets
•
Clears all video and audio mutes
•
HVA switchers —
Sets all input audio levels to unity gain (+0 dB)
Reset the switcher to the factory default settings by pressing and holding the
RGBHV button and Audio button while you apply AC power to the switcher
(figure 3-57).
System reset does not replace user-installed firmware upgrades.
Power
RGBHV AUDIO
I/O
Press and hold the RGBHV and Audio
buttons while you apply power to the switcher.
The switcher’s LEDs and then go dark.
Continue to hold the RGBHV and Audio buttons until all input and output
LEDs return to the unlit state and the RGBHV and Audio LEDs turn on.
Release the RGBHV and Audio buttons.
Figure 3-57 — System reset
Selecting the RS-232/RS-422 protocol and baud rate
The matrix switcher can support either RS-232 or RS-422 serial communication
protocol, and operate at 9600, 19200, 38400, and 115200 baud rates. The settings of
these variables can be viewed and changed from the front panel.
View and configure the switcher’s serial communications settings as follows:
1
.
To enter Serial Port Configuration mode, simultaneously press and hold all
Control buttons (Enter, Preset, View, and Esc) (figure 3-58).
ENTER PRESET VIEW
ESC
RGBHV AUDIO
CONTROL
ENTER PRESET VIEW
ESC
CONTROL
I/O
All Control LEDs light with one flashing.
Both I/O LEDs light with one flashing.
The flashing Control LED indicates the baud rate as follows:
Enter — 9600
Preset — 19200
View — 38400
Esc — 115200
The flashing I/O LED indicates the protocol as follows:
RGBHV — RS-232
Audio — RS-422
In this example, the port is set to RS-232 at 9600 baud.
Press and hold the Enter, Preset, View, and Esc buttons.
= Blinking LED
= Lit LED,
Figure 3-58 — RS-232/RS-422 and baud rate display
im Vertrieb von
CAMBOARD Electronics
www.camboard.de
Tel. 07131 911201
Fax 07131 911203
