Advertisement
Specifications
RGB multi connector (25-pin, male)
10
1
IBM select
H (5 V): IBM mode
L:3 Bit TTL
2
Audio select
H (5 V or open): Audio inputs from #13
L (less than 0.4 V): Audio inputs from the LINE AUDIO IN jacks
3
Video input
When the high state is selected at #9:
(composite video signal)
1 Vp-p, 75 ohm terminated (Negative polarity sync),with the
H. sync or composite sync
SUPERIMPOSE switch set to ON
1.2-4 Vp-p, 75 ohm terminated (Negative or Positive), with the
SUPERIMPOSE switch set to OFF
When the low state is selected at #9: TTL level
4
Blue input
Positive polarity
When the high state is selected at #9:
5
Green input
Analog signal (0.7 Vp-p, 75 ohm terminated, non sync
1 Vp-p, 75 ohm terminated, with sync on G signal)
6
Red input
When the low state is selected at #9:
Digital signal (TTL level)
7
NC
8
NC
9
Analog/digital mode select
H (open): Analog signal (0.7 Vp-p)
L (ground): Digital signal (TTL level)
10
RGB B/NORMAL mode select | H (3 V to 12 V): Signal input from the 25 pin D-sub
(Function switch)
L (less than 2 V): Composite video inputs from LINE or Y/C
input impedance more than 22 kilo ohms
11
V. sync
TTL level
12
Blanking input
When the high state is selected at #9:
H (1 V to 3 V): RGB input from the 25 pin D-sub
L (less than 0.4 V): Composite or Y/C video inputs, 75 ohm terminated
(Rapid switch)
When the low state is selected at #9:
H (5 V or open): RGB input from the 25 pin D-sub
L (ground): Composite video input from LINE VIDEO IN
13
Audio input
Input level -5 dBs (normal), input impedance more than 47 kilo ohms
14
EXT/INT video select
Functions with the SUPERIMPOSE switch set to ON.
H (open): Sync signal input from #3
L (ground): Sync signal input from LINE or Y/ C
15
Video input return
16
Blue input return
f
47
Green input return
18
Red input return
19
Ground
20
Video output
Output level 1.0 Vp-p, within sync 0.3 Vp-p output impedance 75 ohm
{composite sync output)
Advertisement
