Sony HDCU-900 Series Installation And Maintenance Manual page 26

1-5. Settings of Switches and Controls on Boards
. S802 (625/525 SEL)
When S804 on the DPR-163 board is set to LOCAL,
select the number of lines per one frame of the MAIN
OUTPUT signal (SD).
625 : 625 lines
525 : 525 lines
Factory setting : 525
. S803
Not used.
. S804 (DOWN CONVERTER MODE SEL)
Select the sample rate when downconverting the HD
signal to the SD-SDI signal.
422YC : 4 : 2 : 2 (Y/R-Y/B-Y)
444YC : 4 : 4 : 4 (Y/R-Y/B-Y)
444RGB : 4 : 4 : 4 (R/G/B)
4 : 2 : 2 signal of four systems are output from the
SERIAL OUTPUT 1, 2, 3 and 4 connectors on the DIF-
102 during 4 : 2 : 2 output.
They are divided into two systems and is output; The 4 :
2 : 2 signal is output from the SERIAL OUTPUT 1 and 2
connectors on the DIF-102 board and the 0 : 2 : 2 signal
is output from the SERIAL OUTPUT 3 and 4 connectors
on the DIF-102 board.
Factory setting : 422YC
. S805 (ASPECT REMOTE/LOCAL)
Set whether the aspect ratio of the SD signal is selected
using MSU.
REMOTE : Set using MSU
LOCAL : Set using the switch on the RC-86 board.
Factory setting : REMOTE
. S806 (ASPECT SEL)
This switch is valid when S805 on the RC-86 board is
set to LOCAL. Select the aspect ratio to downconvert
from HD signal to SD signal. (Also used for the analog
output of the HKCU-901.)
SQ (squeeze) : The signal is output to the SD OUT
in the 16 : 9 as it is.
LB (letter box) : The picture (13 : 9, 14 : 9, 16 : 9)
having the aspect ratio selected by
S813 on the RC-86 board is inserted
into the picture of 4 : 3 as it is, and
the signal is output to the SD OUT.
(Top and bottom are blanked and the
right and left most ends are cut when
the screen is 13 : 9, 14 : 9.)
EC (edge-crop) : The right and left most ends are cut
and the picture of 4 : 3 aspect ratio is
output to the SD OUT.
Factory setting : SQ
1-18 (E)
. S807 (EC POSITION SEL)
This switch is valid when S805 on the RC-86 board is
set to LOCAL.
When S806 on the RC-86 board is set to EC, select the
cutting position.
CENTER : Isolates the center.
HORIZONTAL : Changes the horizontal cutting
position with S808 on the RC-86
board.
Factory setting : CENTER
. S808 (EC POSITION ADJ)
This switch is valid when S805 on the RC-86 board is
set to LOCAL.
When S807 on the RC-86 board is set to HORIZON-
TAL, adjust the cutting position.
The cutting position moves left.
The cutting position moves right.
. S809 (RET ASPECT SEL)
When S814 on the RC-86 board is set to LOC, select the
aspect ratio of the RETURN VIDEO signal. (This switch
is also used to set RET1 to 4 of the HKCU-901.)
S809-1, -2 : RET1
S809-3, -4 : RET2
S809-5, -6 : RET3
S809-7, -8 : RET4
S809-1, -3, -5, -7 S809-2, -4, -6, -8
ON ON
ON OFF
OFF ON
OFF OFF
*1 Letter box : The HD video signal of 16 : 9 is inserted into the picture
frame of 4 : 3 as it is and converted to the SD signal. (The
black level is inserted into the top and bottom of the
picture.)
Squeeze : The HD video signal of 16 : 9 is converted to the SD
signal as it is.
Edge-crop : Video signal as large as 4 : 3 is cut from the HD video
signal and is converted to the SD signal.
Factory setting : Squeeze
S807 S808
HORIZONTAL LEFT
HORIZONTAL RIGHT
Aspect ratio
Letter box *1
Squeeze *1
_
*1
Edge-crop
HDCU-900 IMM