Extron electronics MAV Plus Series - Reset Button; External Sync (MAV Plus Video Models)

Installation, cont’d
CrossPoint / MAV Matrix Switchers • Installation
2-18
Reset button
j
Reset button — The Reset button initiates four levels of reset to
thematrixswitcher.Pressandholdthebuttonwhiletheswitcher
is running or while you power up the switcher for different reset
levels.
See“RearpanelOperations”inchapter3,“Operation”,fordetails.
• Events (mode 3) reset — Hold Reset for 3 seconds then release and push
again to toggle events monitoring on and off.
• IP settings (mode 4) reset—HoldResetfor6secondsthenreleaseand
pushagaintoresettheswitcher’sIPfunctions.
N
IP settings reset does not replace any user-installed firmware.
• Absolute (mode 5) reset — Hold Reset for 9 seconds then release and
push again to restore the switcher to the default factory conditions.
• Hard reset — Hold Reset while powering up the switcher to restore the
switcher to the default factory conditions.
N
Hard reset does not clear the current configuration.
External sync (MAV Plus video models)
TheMAVPlusswitcherswitchesbetweeninputsduringtheverticalinterval
period,resultinginglitch-freevideoswitching.TheMAVswitchercanusean
external signal to synchronize switching during the vertical interval. Without the
external sync locking feature, switching between inputs can result in a brief rolling
(sync loss) or a brief change in the picture size.
k
Ext(ernal) Sync connector — Connect an external sync signal to this BNC
connection for genlocking the video signal in broadcast or other sync-critical
applications.
Figure2-22showsabasicexternalsyncconguration.TheExtSyncconnector
receives the timing signal. A tee connector on the connector allows the
signal to be passed on to another video device, if required. Terminate the tee
connector if desired.
POWER
12V
0.5A MAX
LR
1
4
3
2
1
6
5
PAL
NTSC
BLACKBURST
BLACKBURST/
COLORBAR
-10dBV
+4dBu
1 2 3
ON
1 KHZ AUDIO
BBG 6 A
BLACK BURST/COLOR BAR
/AUDIO GENERATOR
EXT
SYNC
ETHERNET
REMOTE
RS232/RS-422
LINK
ACT
Te rminate cable or
connect to another device.
Connect to
MAV Plus AV 3232.
Tee-connector
OUT
Extron
MAV Plus 3232
Matrix Switcher
RESET
Extron
BBG 6 A
Black Burst Color Bar
Audio Generator
Figure 2-22 — Simple external sync connection example
RESET
LAN