Video Signal System; Input/Output Signal Selection; Signal Phase Adjustment; Aspect Ratio Setting For Down-Conversion - Sony HSCU300RF Service Manual

2-4.

Video Signal System

Video signals of this unit and the equipment used for a camera system were adjusted to the specified levels in the factory
shipping process.
Before starting operation, check the signal levels between equipment and adjust them, if necessary.
2-4-1.

Input/Output Signal Selection

Select a signal of the input/output connector on the rear panel according to the video system to be implemented.
2-4-2.

Signal Phase Adjustment

Adjust signal phases of the unit.
Before starting this adjustment, input the following sync signals to the unit and equipment used.
REFERENCE connector
Input the HD tri-level sync signal or black burst signal.
HD tri-level sync signal: 0.6 Vp-p
Black burst signal:
• NTSC: 0.286 Vp-p
• PAL: 0.3 Vp-p
Adjusting Sync Signal Phase
Note
Set the REAR DSUB I/F of the CCU CONFIGURATION menu (C14) to MIC REM.
Adjust the sync signal phase with S02: GENLOCK PHASE of the SYSTEM OPERATION menu so that the output
signal phase matches the phase of the reference signal. The phase can also be adjusted using the maintenance menu of
MSU-1000/1500.
2-4-3.

Aspect Ratio Setting for Down-Conversion

Note
Set the REAR DSUB I/F of the CCU CONFIGURATION menu (C14) to MIC REM.
With this unit, this system enables switching of aspect ratio in accordance with various systems for the HD-SD down-
conversion.
Set the aspect ratio with the MIC/WF REMOTE/TRUNK connector on the rear panel or with S05:SD ASPECT of the
SYSTEM OPERATION menu. It can also be set using the maintenance menu of MSU-1000/1500.
The following four aspect ratio modes are selectable in this system.
Squeeze
Edge crop
Letterbox
Semi-letterbox
HSCU300RF/HSCU300R
Converts the HD video signal to SD signal with an aspect ratio of 16 : 9 unchanged (16 : 9)
Crops 4 : 3 video part from the HD video signal and converts it to SD signal (4 : 3)
Fits the HD video signal with an aspect ratio of 16 : 9 into a 4 : 3 monitor frame and converts
it to SD signal (4 : 3) (Black level is inserted above and below the picture.)
Crops 15 : 9 (or 14 : 9 or 13 : 9) video part from the HD video signal, fits it into a 4 : 3 monitor
frame, and then converts it to SD signal (4 : 3) (Black level is inserted above and below the
picture.)
2-7