NEC NP4001 - Manual (Page 136)

8. Specifications
124
p Pin Assignments of Mini D-Sub 15 Pin Input Connector
Signal Levels
Video signal: 0.7Vp-p (Analog)
Sync signal:
TTL level
P
IN
N
UMBER
RGB S
IGNAL
(A
NALOG
) YC
B
C
R
S
IGNAL
1. Red Cr
2. Green or Sync on Green Y
3. Blue Cb
4. Ground
5. Ground
6. Red Ground Cr Ground
7. Green Ground Y Ground
8. Blue Ground Cb Ground
9. No Connection
10. Sync Signal Ground
11. No Connection
12. Bi-directional DATA (SDA)
13. Horizontal Sync or Composite
Sync
14. Vertical Sync
15. Data Clock