Grass Valley EFP1685 - Manuel (Page 183)

Chapter 3 - 1685/1686 Channel Control Unit 183
CCU1686
THOMSON EFP1685/CCU1686
User manual
B1685902AC
September 2000
3.2.2 - Front panel
SHORT CABLE
SYNC. FAIL.
SYNC. OUT
RETURN
VIDEO IN
R OUT
G OUT
B OUT
PAL
ENCODER
STEREO
INTERCOM
VIDEO
4-2-2
ENCODER
fl H
fl S C
fl S C / H
0
G E N
L O C K
R E M O T E
C H R O M A
L E V E L
APCM
O N A I R
1 2
O N L I N E
S T A T U S
MCP
CCU
NUMBER
RCP
1
AUX
C A M B U S Y
R C P M C P
O N F A I L
I O
TRIAX
PRG
ENG
CAM
PROD
CALL
CAM
ENG
CAM
OFF
CCU
POWER
CAMERA
POWER
P O W E R
M A I N S
C A M E R A C C U
- 3 0 V
+ 1 2 V
T R I A X
O P E N
O V E R
L O A D
C A M
O F F
U N D E R
L O A D
F A I L
+ 3 0 0 V
F A I L
+ 1 2 V
C A M
O N
SHORT CABLE
SYNC. FAIL.
SYNC. OUT
RETURN
VIDEO IN
R OUT
G OUT
B OUT
TRIAX
Indication of short connection ca-
ble between the camera head and
the channel control unit.
With a long cable (> 300 m typeB),
the TelePrompter video is no lon-
ger available on the camera head.
No signal obtained from channel V
indication.
This may be due to:
• power off: the camera head,
• disconnection of the camera
head
↔ channel control unit in-
terconnection cable.
Test Point for sync signal extracted
from V video (V p/p = 9 V Zout =
300 0hms).
Test Point for outside video signal
applied to the back of the channel
control unit (Zout = 75 Ohms).
R, G, B video signal Test Points,
non-synchronized demodulated
(V p/p = 0.7 V/75 Ohms).
Ground test point