Vcc installation, Rk3 rack kit, Video and power connections – Contemporary Research VCC User Manual
Page 2: Caption/control settings, Control port
RK3 Rack Kit
Mounting:
Use screws included with RK3 to bolt System Tool into one of 3 positions
Back of System Tool includes two pre-tapped 4-40 ¼” mounting holes
V
CC
Installation
Video and Power Connections
Video In:
Connect BNC composite NTSC video
Video Out:
Connect BNC composite NTSC video (input video plus captions)
DC Pwr:
Connect DC power supply, Green Pwr LED lights when DC power is active
Operation:
Video output should include captions, CC1 mode (default setting)
Caption/Control Settings
Caption/Control: 4-position DIP switch sets caption and control operation
Default setting is all switches off (up): CC1 caption type, Latching caption on/off control
1. Set Control Options by setting Switch 4 On, then Switch 1 On or Off.
2. Set Switch 4 to Off (Caption Mode)
3. Set Caption Options using switches 1 -3 for caption type CC1 - CC4 or TT1 - TT4
4. If you change Control Options, reset DIP switches to desired Caption Type
Control Port
Control Port:
Wire captive-screw terminal as shown above
Pin 1: GND
Pin 2: Captions On/Off Input, latching or toggling, closure to GND, max 50 mA
Latching mode: Closure turns captions off, release to turn captioning on
Toggling mode: Momentary contact toggles between captions on and off
Pin 3: Captions Output, On = logic level low, max 50 mA, Off = Logic high, 5V through 10K pull-up resistor
Pin 4: Video Detect Output, On = logic level low, max 50 mA, Off = Logic high, 5V through 10K pull-up resistor
Pin 5: 12 VDC input, electrically identical to Pwr In
11.5 to 16.5 VDC, 12 VDC typical (may be unregulated)
Contemporary Research 17630 Davenport, Suite 113 Dallas, Texas 75252
Phone: (972) 931-2728 Toll Free: (888) 972-2728 Fax: (972) 931-2765
Doc 5053-020 0507 © 2007, specifications subject to change without notice
1 2 3 4
Video In
Video Out
Caption/Control
Settings
5
2
4 3
1
Control Port
12 VDC Pwr In
100 mA max
Pwr
LED
Contemporary
Research
Closed Caption Decoder
CR System Tools
(
)
(
)
CC
VCC
DC Power
Control and Power
Video In
Video Out
1 GND
2 Captions On/Off Input
4 Video Detect Output
5 DC Power
Control Port Wiring
1 2 3 4
Mounting Holes
Mounting Holes
1 2 3 4
ON
CC1
1 2 3 4
ON
CC2
1 2 3 4
ON
CC3
1 2 3 4
ON
CC4
1 2 3 4
ON
TT1
1 2 3 4
ON
TT2
1 2 3 4
ON
TT3
1 2 3 4
ON
TT4
1 2 3
4
ON
Latching
4
ON
Toggling
1 2 3
1 2 3
4
ON
4
ON
Captions
1 2 3
Captions