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TL074
PICTURE MONITOR SWEEPS<27>
E5
Q602
R601
10.0K
R604
20K
H_SYNC_A
R603
10.0K
4V P-P
C503
.01UF
R606
100K
6
5
7
U506B
TL074
2
3
1
4
1
1
U506A
+12V
-12V
R602
10.0K
R605
49.9K
R506
20.0K
R501
10.0K
~7V P-P
0V
<30>
E4
~
PIX_HORIZ
POST REGULATORS
~6V P-P
POS
0V
<30>
E2
PIX VERT
~
9
10
8
U506C
TL074
PIX_VERT
+12V
R406
20.0K
R405
49.9K
4V P-P
POS
PIX HORIZ
13
12
14
U506D
TL074
C401
.1UF
R407
100K
Q403
-12V
R403
392.0K
R502
750.0K
GAIN
PIX HORIZ
J885-30
<25>
A3
V_SYNC
-12V
R402
10.0K
PIX VERT
GAIN
X–Y INPUT AMPLIFIER
-12V
R404
500K
CR672
D-0066
C672
.1UF
CR671
D-0066
C673
10UF
W669
0 OHM
+15V IN
1
OUT
3
G
2
U764
7812
+12V
-12V
CR861
D-0066
CR860
D-0066
C761
10UF
W858
0 OHM
C861
.1UF
C605
.1UF
C208
.01UF
+12V+12V
-15V IN
2
OUT
3
G
1
U864
7912
E3
<30>
A3
13
12
14
U211D
TL074
XY_HORIZ
R314
10.0K
R313
39.2K
R215
4.32K
R213
200.0
X GAIN
J885-26
<25>
10
9
8
U211C
TL074
R113
10K
X_POSITION
R214
1.50K
J108
X INPUT GAIN
INSTALLED X GAIN HIGH
REMOVED X GAIN NORMAL
C305
100PF
C110
100PF
-X_IN
+X_IN
R304
2.00K
R306
10.0K
R307
10.0K
R109
2.00K
R110
20.0K
1
9
2
10
3
11
4
12
5
13
6
14
7
15
8
J100
-X_IN
C105
100PF
-Y_IN
+X_HIGH_GAIN_IN
R104
2.00K
R106
10.0K
R107
10.0K
12
J108
J885-32
<25>
3
2
1
4
1
1
U211A
TL074
Y_POSITION
+12V
R112
18.2K
R111
2.00K
A3
R311
10.0K
R212
8.66K
R310
39.2K
E2
C404
.1UF
C213
.01UF
-12V -12V
SEE ELECTRICAL PARTS LIST
PARTS WITHIN BOX
HAVE BEEN CHANGED
IN REAR OF MANUAL
<30>
6
5
7
U211B
TL074
XY_VERT
R309
4.32K
Y GAIN
R308
10K
-12V
R205
2.00K
R207
18.2K
R312
1.50K
J205
Y INPUT GAIN
INSTALLED Y GAIN HIGH
REMOVED Y GAIN NORMAL
C205
100PF
+Y_IN
+Y_HIGH_GAIN_IN
R204
2.00K
R206
20.0K
12
J205
NC
NC
NC
NC
NC
+Y_IN
+Y_HIGH_GAIN_IN
-Y_IN
+X_HIGH_GAIN_IN
+X_IN
INPUT
X-Y
PANEL
REAR
1780R–SERIES
X–Y INPUTS & PIX MONITOR <29>
PART OF A6 VECTORSCOPE BOARD