Genlock web page – Grass Valley 8977AP-4B User Manual
Page 49
8977AP-4B/4U — Instruction Manual
49
Remote Configuration
Genlock Web Page
) is present on 8977AP controls
when an 8900GEN-SM submodule is installed on the module.
Refer to the 8900GEN-SM Installation Manual available online for complete
details for configuring the 8900GEN-SM submodule.
This web page provides reporting status for the following genlock status
items:
•
Genlock
– reports status of Genlock function as
Enabled
or
Freerun
.
•
Status
– reports whether the reference input is
Locked
or
Not Locked
.
•
Firmware Version
– reports the firmware version of the 8900GEN-SM sub-
module installed on this 8977AP module.
•
Hardware Revision
– reports the hardware revision of the 8900GEN-SM
submodule installed on this 8977AP module.
•
Ref Input Standard
– reports the reference input standard as detected by
the 8900GEN-SM submodule that is connected to the Genlock BNC on
the rear module.
The input standards are NTSC, PAL, 1080i/59.94, 720p/59.94, 1080i/50,
720p/50, 1080p/24, 1080sF/24, AES 48K, AES 96K, Word Clock 48K, or
Work Clock 96K.
•
Output Bus Frame Rate
– reports the frame rate being output on the frame
bus.
Note
The Output Bus Frame Rate is always reported as an SD frame rate for all
input reference standards including audio.
•
Output Bus
– reports the reference bus (Ref Bus 1 or Ref Bus 2) being
output from the submodule.
Genlock Control
The Genlock submodule may be configured with the following controls:
•
Genlock
– select one of the radio buttons to
Enable
or
Freerun
(not locked
to external reference).
•
I
nput Standard Selection
– use this control to set the input standard needed
for the reference input.
•
Loop Bandwidth
– set the loop bandwidth to
Low Jitter
or
Fast Lock
depending on the type of reference input.
For example, if
Low Jitter
is selected and the Status is still
Invalid
after one
minute has passed, the input reference has excessive wander that
cannot be tracked in
Low Jitter
mode. Switch to
Fast Lock
and verify Status
is Locked after about 10 seconds.
Use
this
link