Grass Valley EFP1685 - Manuel (Page 168)

168 Chapter 3 - 1685/1686 Channel Control Unit
CCU1685
B1685902AC
September 2000
THOMSON EFP1685/CCU1686
User manual
3.1.1.4 - "ANALOG I/O" section
NOTE : Videos with connection to probe must be terminated with 75 Ohms.
RET1
IN OUT
No. 1 return video
input with "Connec-
tion to probe". 2 Sockets
Type: BNC50-EFDPEI-Y3
P/N: T9001518 Level: 1V/75 Ohms with sync
signal.
RET2
IN OUT
No. 2 return video
input with "Connec-
tion to probe". 2 Sockets
Type: BNC50-EFDPEI-Y3
P/N: T9001518 Level: 1 V/75 Ohms with sync
signal.
PROMTER
IN OUT
TelePrompter video
input with "Connec-
tion to probe". 2 Sockets
Type: BNC50-EFDPEI-Y3
P/N: T9001518 Level: 1 V/75 Ohms with sync
signal.
Input/Output of video signal
for TelePrompTer monitor on
camera head.
NOTE: This input is reserved
for heavy and light "SPORT-
CAM" version cameras.
MIX VIDEO 2 Sockets
Type: BNC50-EFDPEI-Y3
P/N: T9001518
IN
Video input for
mixing with one of
the 4 "RET" videos. The "IN" video is loaded on 75
Ohms in the channel control
unit.
OUT
Camera Y video
output (with sync
signal).
Level: 1 V/75
Ohms.
The "MIX OUT" video is pro-
vided for connection to the
"MIX IN" video after phase
alignment, if necessary, so as
to obtain the camera video
mixed with the "RET" video
selected in the viewfinder
("EXT SEL" and V/F swit-
ches on lefthand side of
CA85).
GEN-LOCK
IN OUT
GEN LOCK video
input with "Connec-
tion to probe". 2 Sockets
Type: BNC50-EFDPEI-Y3
P/N: T9001518 Input/Output of external enco-
ded video signal intended for
equipment control.
SYNC.OUT Sync signal output. Socket
Type: BNC50-EFDPEI-Y3
P/N: T9001518 Mixed output of negative pola-
rity and amplitude
2 V/75 Ohms for synchronisa-
tion of RGB monitor or test
equipment.
RET VIDEO
or
MIX VIDEO
TO CAM
INFO
MIX VIDEO
FROM CAM
SELECT
RET VIDEO
FROM CAM
RET 1
RET 2
RET 3
RET 4
VIDEO
MIX IN
FROM
REAR PANEL
"VIDEO" PCB
VIDEO
MIX OUT
R
G
B
FROM CAM
Y