Reference Sync Signals; Selecting Reference Sync Signal Depending On Operational Status; Connecting Reference Signals - Sony HDW-1800 Operation Manual

3-2 Reference Sync
Signals
This section describes how reference signals for the video
output signals and servo system are selected.
The output from the internal reference video signal
generator is supplied to the output video signal and servo
circuits as a reference signal.
3-2-1 Selecting Reference Sync
Signal Depending on Operational
Status
The reference sync signal selection switches automatically
between REF and INPUT depending on the menu settings
and the operating status of the unit, as shown in the
following table.
P03:VID Menu
PROC item
F2(REF VID) 309
setting setting
– EXT
REF AUTO1
INPUT
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3-2 Reference Sync Signals

Menu Unit's Reference
item 334 operational signal
setting a) setting
status
NORMAL EE REF
PB
EDIT
REC
INPUT EE INPUT
PB REF
EDIT
REC
NORMAL EE
PB
EDIT
REC INPUT
INPUT EE
PB REF
EDIT
REC INPUT
– EE
PB
EDIT
REC
P03:VID Menu Menu
PROC item item 334
F2(REF VID) 309 setting
setting setting
REF AUTO2 NORMAL EE
INPUT
INPUT –
a) EE: In E-E mode
PB: Playing back (normal playback, jog mode, shuttle mode, variable
speed mode and stop mode)
EDIT: Edit preset enabled
REC: Recording
Notes
• When there is no HDSDI signal input whereas INPUT is
selected, the unit synchronizes with the REF signal.
• When there is no REF signal input whereas REF is
selected, no external reference signal is used. In this
case, the unit synchronizes with the internally generated
reference signal.

3-2-2 Connecting Reference Signals

Connect reference signals as shown below, according to
the way in which the unit is to be used.
• Connections for recording from a switcher or
signal generator
REF. VIDEO
INPUT
HDW-1800/D1800
Unit's Reference
operational signal
a) setting
status
REF
PB
EDIT INPUT
REC
EE
PB REF
EDIT INPUT
REC
EE
PB
EDIT
REC
Reference signal
Switcher or signal generator
75Ω termination
HDSDI
switch: ON
INPUT