Johnson Systems DMX 6-PORT MERGER User Manual
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3. TECHPORT
Enable or disable the USB Tech Port used to monitor DMX via a PC.
A USB Tech Port is provided on all DMX 6-PORT MERGER models. For models
DMX-6PM-XLR, DMX-6PM-TB, DMX-6PM-RJ45, DMX-6PM-XLR-RM, DMX-6PM-
TB-RM and DMX-6PM-RJ45-RM, the Tech Port is located on the front panel of the
enclosure. For models DMX-6PIM and DMX-6PIM-FM, the Tech Port is located on the
DMX-6PM controller board.
When using the Tech Port to monitor DMX via a PC, be sure to read and follow the
instructions included in the USB Tech Port Operation section starting on page 19 of
this manual.
DISABLED
Press EXECUTE to toggle the Tech Port from DISABLED to ENABLED.
ENABLED
Press EXECUTE to toggle the Tech Port from ENABLED to DISABLED.
Any change in the configuration is automatically saved.
4. RTIME
View the total run time of the microcontroller.
The run time counter keeps track of the total time the microcontroller is powered up.
The maximum time is 99999 hours, 59 minutes, 59 seconds, or about 11.4 years.
System operation is not effected when the maximum run time is reached and can be
reset to zero at the factory.
RTIME SS
Shows the number of seconds (SS) of run time.
HHHHH:MM
Shows the number of hours (HHHHH) and minutes (MM) of run time.
5. HARD-KEY
View the microcontroller’s unique eight-character hard-key code.
The DMX 6-PORT MERGER may be shipped with an invalid hard-key code of
00000000. A valid hard-key must be entered before the run time (RTIME) counter
reaches 2160 hours/90 days. If the run time expires without a valid hard-key the
LCD display will show a runtime counter error (RTC ERR!) and the DMX output
port transmits all zero level data, rendering it useless until a valid hard-key code
is entered. This feature can help to ensure full and timely payments for product
distributors.
HARD-KEY
A dash (-) between HARD and KEY represents a valid hard-key.
HARD KEY
A blank space between HARD and KEY represents an invalid hard-key.
XXXXXXXX
Shows the unique eight-character hard-key code (XXXXXXXX).
DISABLED
This menu is disabled to help prevent inadvertent changes.
DISABLED
Follow the procedure below to enable the menu and modify the hard-key.
ENABLED
Press and hold MENU ( ) and MENU ( ) at the same time for 4-5 seconds.
XXXXXXXX
The cursor ( _ ) indicates the hard-key character being modified.
XXXXXXXX
Press MENU ( ) to modify the hard-key character.
XXXXXXXX
Press EXECUTE to advance within the menu, to the next hard-key character.
XXXXXXXX
Press ESCAPE to back up within the menu, to previous hard-key character.
XXXXXXXX
Repeat until all characters are modified to the desired (valid) hard-key code.
Press ESCAPE to exit the menu and save the desired hard-key code.
Press RESET to exit the menu without saving.
The menu will automatically timeout after 2 minutes of inactivity and save.
NOTE: Be sure to record and file the hard-key code for future reference.
6. SERIAL#
View the microcontroller’s unique eight-character silicone serial number.
XXXXXXXX
Shows the unique eight-character serial number.
7. VERSION#
View the microcontroller’s software version.
VER X.X
Shows the microcontroller’s software version.