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3.7.7. Genlock input
BNC connector for genlock signal input, with direct loop through. 75 ohm termination can
be switched on/off by software setting. LED indicators show genlock status as described
in Table 3-9.
LED
Info: Voltages over 5 Volts or negative to signal ground could damage the genlock circuit!
Never plug cables in genlock connector that may pass such voltages.
!
3.7.8. Alarm output
BNC output connector for SMPTE 269M alarm signaling. The router handles different
error levels. Only the three highest level errors trigger the alarm output and the CPU
alarm LED.
Page 32 / 137
Label
Description
Lights if the switcher is locked to genlock source. Switching
LOCKED
will be done frame locked.
Lights when the incoming genlock signal matches a signal
STD
standard in the genlock table.
-
Not used
75 Ω
Lights if the 75 ohm termination is enabled.
VIDEO
Genlock
TTL
source
TEST
SOURCE
Table 3-9. Genlock LED indicators
Figure 3-4. Genlock connector and indicators
Figure 3-5. Alarm connector
Tri-level or Bi-level video sync (BNC)
TTL signal (BNC)
Test input (DVI)
Any DVI source routed to the preview output
Figure 3-6. Alarm output circuit
Section 3. Controls and connections
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