+12V1
CR928
+12V1
R928
4.99K
R929
2.00K
FLAT
6.2V
C836
.1UF
+12V1
VR936
C835
10UF
R835
47.5
DIFFERENCE AMPLIFIER
D1
<4>
E1
SIGNAL_+
R1036
750.0
LF CMR
C1134
4700PF
R1033
250
1
5
1
21
3
891
81
6
15
1
7
1
4
7
42
U935
H2243
+12V1
-12V1
R1134
487.0
R1032
887.0 LOWPASS
6.2V
1
TP936
C932
.1UF
C931
10UF
+12V1
-12V1
R932
47.5
R939
2.00K
R933
604.0
VR931 C941
200PF
12
13
14
U1046D
MC34084
C1042
214PF
C947
200PF
R943
2.00K R1041
2.00K
R1042
2.00K
C1041
170PF
3
2
1
4
1
1
U1046A
MC34084
C1047
253PF
C1046
125PF
+12V1
-12V1
R1043
2.00K
R1046
2.00K
RESP
LP TRANS
10
9
8
U1046C
MC34084
R1050
5K
C951
300PF
5
6
7
U1046B
MC34084
C948
47PF
R1048
499.0
LP FILTER
GAIN
F3
<7>
2
R754
250
SEL_FLAT
+12V1
-12V1
R924
187.0K
R915
30.1K
R753
1.87K
R819
49.9K
Q925
CR915
A5
<6>
SIGNAL
+12V1
R752
4.99K
CR751
F3
<7>
OFFSET
CHROMA
SEL_LOWPASS
+12V1
-12V1
CR828
R750
49.9K R751
30.1K
R749
187.0K
R730
4.87K
R732
500
R729
2.00K
Q748
J828
CONNECTS
TO J574
<25>
A6
VECTORSCOPE
BOARD
D3
+12V1
1
2
J828
3
3
2
18
6
7
4
U827
LM6361
C826
.1UF
CHROMA
+12V1
+12V1
R827
100.0
BP 1
BP 2
L731
56UH
C829
33PF
C930
2-18PF
C831
2-18PF
R831
121.0K
R832
267.0
1
4
2
5
3
6
T835
CHROMA
AUX
OUT
C832
.1UF
1
2
P931
1
2
J931
CAL
R1137
50
+12V1
R1034
475.0
R935
1.00K
R1031
2.49K
R931
75.0
R930
75.0
GAIN
<4>
SIGNAL_-
AUX & PIX OUT
B5
<12>
J147-31
/WLS_FIELD
C929
1UF
+12V1
+12V1
R1030
22.1K
R938
2.49K
Q1032 LUMINANCE
OUT
PANEL
REAR
PIX MON
1
2
P932
R942
453.0
1
2
J932
LUM
TRANS
RESP
LUM
TRANS
RESP L947
22-80UH
C848
36PF
C950
200PF
L951
22-80UH
L831
56UH
C830
15PF
C945
430PF
C946
240PF C852
62PF
R852
825.0
GAIN
CHROMA
A5
<6>
NC
R828
5K
CHR_SIG
-12V1
R830
267.0
R829
2.00K
R826
2.00K
F3
<7>
SEL_CHROM
CR722 R727
30.1K
R726
49.9K
R748
909.0
LUM GAIN
LUM
OFFSET
R747
100
-12V1
R728
187.0K
Q729 +12V1
R743
1K
R744
4.53K
+12V1
CR743
R738
4.99K
F3
<7>
C842
.1UF
SEL_LUM
+12V1
-12V1
CR736
R739
2.00K
R741
30.1K
R740
49.9K
R745
187.0K
Q741
9
1
1
10
U840D
CA3083
1
4
1
2
13 U840E
CA3083
+12V1
+12V1
+12V1
R842
9.09K
R843
5.11K
R841
221.0
CR735
DIFF STEP
1
1
5
16
5
U840A
CA3083
2
4
3 U840B
CA3083
7
8
6
U840C
CA3083
C838
1000PF
+12V1
+12V1
R836
100.0
R838
15.0K
B2
<12>
J130-19
5LUMINANCE
+12V1
R846
2.00K
R847
1.00K
R848
100.0
R849
2.00K
Q847
J147-13
B4
<12>
R940
121.0
1781
15PF
10PF
27PF
4
PIX_SIG
+12V1
R937
75.0
R941
4.02K
Q937
Q939
1780REF
C829
C830
33PF
15PF
C848 36PF
AUX
IN
1
2
P920
F3
<7>
SEL_AUX_VIDEO
+12V1
-12V1
R919
82.5
R918
825.0
R916
30.1K
R818
49.9K
1
2
J920
C918
2.2PF
C922
.1UF
+12V1
+12V1
R917
4.64K
C844
270PF
-12V1
R742
4.12K
CURSOR
C845
51PF
-12V1
-12V1
R839
3.74K
F3
<7>
C837
10PF
SEL_DIFFSTEP
-12V1
-12V1
R837
6.49K
R845
6.19K
R746
1.00K
CR840
6
TP740
+12V1
-12V1
R735
30.1K
R734
49.9K
R736
187.0K
Q735
CR738
SEE ELECTRICAL PARTS LIST
PARTS WITHIN BOX
HAVE BEEN CHANGED
SIGNAL
+12V1
-12V1
R821
187.0K
R723
4.99K
R403
10.0
R721
698.0
CR721
Q723
DEMOD
F3
<7>
B2
J130-15
<12>

8

TP304
C303
270PF
SEL_ALT_DEMOD
ALT_DEMOD
+12V1
R820
30.1K
R302
806.0
R722
49.9K
CR302
CURSOR GAIN
B2
H4
INPUT
R1017
250
C1028
1000PF
+12V1
+12V1
-12V1
R920
187.0K
R1026
4.99K
R1027
1.00K
R1022
887.0
R1014
30.1K
R1015
49.9K
Q923
CR914
CR1031

7

<12>
J130-22
<7>

R-Y

C825
200PF
CURS_SIG
CURS_SEL
+12V1
+12V1
-12V1
R823
187.0K
R921
4.99K
R824
1.00K
R825
1.00K
R822
30.1K
R922
49.9K
Q823
CR824
F3
<7>
J130-28
B3
<12>
SEL_VEC_R-Y
VEC_R-Y
+12V1
R1025
64.9K
Q922
Q1022
AUXILIARY
INPUT
-12V1
R925
187.0K
R926
20.0K
R927
20.0K
Q926
REAR
PANEL
1780R–SERIES
-12V1
DIFFERENCE AMP & VIDEO FILTERS <5>
IN REAR OF MANUAL
PART OF A2 WAVEFORM BOARD