Barco 800 Series, Service Manual

Page: 31 / 42

B
90 00560
90
00569
OFF ON OFF (stand by)
R2
RHH
RHL
RVH
RVL
RXD C
Red
Red ground
Red primary
Red secondary
Red convergence coil horizontal high
Red convergence coil horizontal low
Red convergence coil vertical high
Red convergence coil vertical low
Receive data
-
computer
sc
SDA
1
2
3
5
6
Sand castle
Clock 12C
Data 12C communication
Scan fail
Scan fail node 1
Scan fail node 2
Scan fail node
3
Scan fail node 5
Scan fail node 6
T
TXD C Transmit data
-
computer
V BL Vertical blanking
V PAR Vertical parabola
VBL Vertical blanking
VDH B Vertical deflection high blue
VDH G Vertical deflection high green
VDH
R Vertical deflection high red
VDL B Vertical deflection low blue
VDL
G Vertical deflection low green
VDL R Vertical deflection low red
VF Vertical pulses
VID Video
VS Vertical sync
VS T Vertical sync from input
Y
Y Y-signal
Y Y-signal ground
+17
+
17M
+
17V supply voltage mains related
+ +
17 V supply voltage convergence
+
230
+
230V supply voltage
+30 +30 V supply voltage
mains related supply voltage to high
voltage transformer
V supply voltage mains related
SB +5V supply voltage stand by
+ +
9 V supply voltage
SB +9V supply voltage stand by
V supply voltage stand by
+FAN Supply voltage for fans
+
RGSB
+
RGSB switching voltage
+
S VID
+
S VID switching voltage
+
SH
swithing voltage
switching voltage
switching voltage
7
-1
supply voltage
-8 -8
V supply voltage
-9 SB -9V supply voltage stand by
-9SB -9 V supply voltage stand by
-SH Negative supply voltage for shift
Positive supply voltage for shift
-1
7
-1 7 V
ABBREVIATIONS 2
Date
:
28/09/90