TL072
R311
301.0
+12VE
VIDEO
AMPLIFIER
C307
.001UF
CR307
R307
301.0
+12VE
+12VE
PANEL
REAR
CH-A
J8
L116
48NH
C218
.1UF
R114
37.4
1
CR212
D-0141
1
10
9
2
5
6
K213R115
1.00M
AC/DC
+12VE
C208
47UF
R203
6.2M
Q204
R223
6.19K
R211
20.0K
R209
121.0
R210
562.0K
R315
100.0
1
2
3
4
5
U217D
CA3046
+12VE
C313
56PF
Q315
R312
221.0
GAIN A
DC
R319
316.0
R323
50
C319
7.5PF
5.1V
2
VR223
D-0226
C222
.1UF
R320
100.0
8
6
7
U217A
CA3046
+12VE
P1322
SIG A
CONNECTS
TO J1322
<4>
A1
A2
WAVEFORM
BOARD
1
2
P1322
C519
36PF
L519
56UH
R322
47.5
R224
1.00K
R422
665.0
SIG_A
-12VE
RESTORER
Q408
Q-0190
2
3
6
57
4
U418
3080E
C520
450PF
C521
.001UF
C512
.47UF
C412
470PF
R410
7.5M
R418
665.0
R406
26.7K
-12VE
+12VE
Q320
Q-0198
R412
22M
C411
100PF
R316
604.0
R404
1.50K
R415
332.0
R411
301.0K
6
5
7
U308B
SLOW/FAST
+12VE
-12VE
CR224
D-0141
Q300
Q-0198
R317
750.0
R124
665.0
R123
5.62K
R303
332.0
3
2
1
8
4
U308A
TL072
1
4
12
1
3
U217C
CA3046
+12VE
+12VE
-12VE
-12VE
COMMON
R207
4.75K
R104
133.0
1
1
9
1
0
U217B
CA3046
GNDREF
L115
48NH
C103
.1UF
BNC BOARD
PART OF
A8A1
J7
NOTE: GROUNDED BY SCREW,
WHICH MAY BE
REMOVED FOR
FLOATING GROUND
C525
10UF
C221
10UF
C223
.1UF
C245
10UF
C247
.1UF
C424
.001UF
R219
10.0
R524
10.0
R243
10.0
+12V
-12V
+12V
MODE GND
R308
1.21K
+12VE
-12VE
+12VD
VIDEO
AMPLIFIER
CR331
D-0141
C230
.001UF
R302
1.50K
R309
4.02K
R337
100.0
R330
301.0
+12VD
+12VD
-12VE
Q338
Q-0719
R334
301.0
SAMPLE_PULSE
+12VD
-12VE
R405
118.0K
R421
1.50K
R523
7.50K
-12VE
-12VE
CKT #
22PF
22PF
36PF
36PF
1780R 1781R
C519
C541
+12VD
SIG B1
P1331
CONNECTS
TO J1331
A2
1
2
P1331
5.1V
C246
.1UF
VR247
D-0226
C541
36PF
R344
100.0
R345
47.5
8
6
7
U240A
CA3046
SIG_B1
GAIN B1
DC
RESTORER
R343
316.0
R347
50
-12VD
C343
7.5PF
Q440
R335
221.0
6
5
7
U331B
TL072
+12VD
C231
47UF
Q227
Q-1059
R226
6.2M
R232
121.0
R233
20.0K
R234
562.0K
R247
6.19K
1
2
3
4
5
U240D
CA3046
1
4
12
1
3
U240C
CA3046
+12VD
C336
56PF
1
10
9
2
5
6
K238
CR235
R132
1.00M
1
1
9
1
0
U240B
CA3046
AC/DC
+12VD
-12VD
L139
48NH
L138
48NH
C548
10UF
C448
.001UF
C242
.1UF
R131
37.4
R546
10.0
-12V
CH-B1
PANEL
REAR
J5
J6
BNC BOARD
PART OF
A8A1
C126
.1UF
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
J512
+12V
COMMON
MODE GND
R230
4.75K
R328
1.21K
R127
133.0
GNDREF
Q325
Q-0198
CR248
R148
665.0
R327
4.02K
R325
1.50K
R341
750.0
R326
332.0
R147
5.62K
3
2
1
8
4
U331A
TL072
+12VD
+12VD
-12VD
-12VD
C435
100PF
R435
22M
R438
332.0
R434
301.0K
R439
1.50K
R340
604.0
SLOW/FAST
-12VD
C436
470PF
R433
7.5M
C535
.47UF
Q431
Q-0190
2
3
6
57
4
U441
3080E
C542
450PF
C543
.001UF
R428
118.0K
R429
26.7K
R441
665.0
+12VD
L541
56UH
R446
665.0
R248
1.00K
-12VD
<4>
A2
WAVEFORM
BOARD
SEE ELECTRICAL PARTS LIST
PARTS WITHIN BOX
HAVE BEEN CHANGED
R545
7.50K
R444
1.50K
-12VD
-12VD
SAMPLE_PULSE
-12VD
-12VD
<2>
B4
<2>
B4
<2>
E5
<2>
E5
Q529
Q-0188
R531
18.2K
SAMPLE_PULSE
AC/DC
GNDREF
SLOW/FAST
-12V
C504
10UF
C505
10UF
R530
3.32K
R532
2.80K
CLAMP-
CLAMP+
SLOW/FAST
GNDREF
AC/DC
+12V
-12V
CONNECTS
TO J1406
<7>
D5
A2
WAVEFORM
BOARD
J512
1780R–SERIES
-12V
INPUT AMPLIFIERS A & B1 <1>
IN REAR OF MANUAL
PART OF A8 INPUT & BNC BOARD