DNF Controls 2044CL_(-A, -O, -NX, -7, -8, -T, -P) - Manual (Page 39)

27.
A.
B.
a)
b)
c)
a)
b)
c)
TROUBLESHOOTING
ST400 TROUBLESHOOTING
Press [SHIFT] + [ENTER] keys to enter the self test mode. Pressing
any key will display it's key code number and light it's LED if there is one.
This will also test keyboard input if the PC type keyboard is attached. The
communication ports can be tested using a special loop-back connector
(D9M connector with pins 2 and 8 connected together and 3 and 7
connected together).
ST420 TROUBLESHOOTING
1) All Shotkeys are RED - No communication with the ST400.
2) All Shotkeys are DARK - No communication between the ST400 and
the Video Server.
3) Set the ST420 version to match the ST400:
On the ST420 V4.02, V4.03, V4.12, V4.13:
Press [SHIFT] + [STOP] + [PLAY].
The key that displays the current version is RED.
The ST420 displays:
“ST300/400 SELECT”
[ST300 V2.X]
[ST300 V3.X]
[ST400 2044CL-O]
[ST400 2044CL-L]
Press the [ST400 2044CL-L] key for communication with the
ST400.
On the ST420 V4.04, V4.14 and above:
Press [SHIFT] + [STOP] + [PLAY].
The key that displays the current version is RED.
The ST420 displays:
“ST300/400 SELECT”
[ST300 V2.X]
[ST300 V3.X]
[ST400 V4.X – V5.20]
[ST400 V5.30 and up]
Press a key that corresponds to the version of the ST400
that you are using.
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