User`s manual

40 ULTECH DV2000 User’s Manual
1.44 or 120MB
Floppy Drive
Optional
Hard Drive
Serial
Digital
Video In
Serial
Digital
Video Out
1
2
Upstream Data
Decoder
Digital
Mixer
Cable
Equalizer/
Deserializer
Waveform,
Text,
& Graphics
Generator
Serializer,
Cable
Driver
Error Detection
and Handling
Processor,
Output
Error Detection
and Handling
Processor,
Input
LTC
Decoder
Time
Code
In
Mini-DIN
Digital Video Encoder/Overlay ISA Plug-in Card
BNC
BNC
Alpha
Channel
I
S
A
B
A
C
K
P
L
A
N
E
To
ISA
Back-
plane
To
ISA
Back-
plane
Optional
Ethernet
ISA Plug-in
Card
Optional
Multi-Modem
ISA Plug-in
Card
ISA Plug-in
Card
For Future
Requirements
Digital
Video
Monitor In
Composite
Video Out
Cable
Equalizer/
Deserializer
GPI In #1
Caption Monitor/On-screen Display ISA Plug-in Card
Digital Video
-to-
Analog
Converter
Closed
Caption
Decoder
On-Screen
Display
Generator
S-Video Out
BNC
BNC
Mini-DIN
GPI
Interface
GPI In #2
Front Panel
Keys/LED’s
Com Port 1
Com Port 2
Optional USB
CPU ISA Plug-in Card
VGA Monitor
(not required)
Fig. 6-1. Block diagram