Sony TRINITRON PVM-9221ME Service Manual page 7

Color video monitor
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@ EXT SYNC (external sync)
IN connector (BNC type)
When this monitor operates on an external sync sig-
nal, connect the reference sync signal to this connec-
tor.
OUT connector (BNC type)
Loop-through output of the EXT SYNC IN connector.
Connect
to the external sync input of video equip-
ment to be synchronized with this monitor.
75 Q termination switch
When
only the EXT SYNC
IN connector is used (the
EXT
SYNC
OUT
connector
is not
used),
set this
switch to ON. When both the EXT SYNC IN and OUT
connectors are used together for a loop-through con-
nection, set the switch to OFF.
@ R/G/B BKG (background) controls
Used
for adjusting
the white balance
of the back-
ground.
@® R/G/B DRIVE controls
Used for adjusting the white balance
at the white
peak.
@ TALLY connector (4-pin DIN)
Connect to the tally output of a control console, spe-
cial-effects generator, etc. The tally lamp on the front
panel will be turned on or off by the connected con-
sole or special-effects generator.
@ AC IN socket
Connect the supplied ac power cord to this socket
and to a wall outlet.
| PVM-9221M
1-4. SYSTEM CONNECTIONS
CONNECTING A VTR OR CAMERA
Video
Video
VTR 4
camera 1
VTR2
camera 2
or
VIDEO
VIDEO
OUT
OUT
VIDEO B
ii
a
N
I A
T
a S B

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