Model
3720A
Table
3-1
Replaceable
Parts
(continued)
Ref Desig
Part
HP
No
TQ Description Mf r Mfr Part
No
R
K3
F.
4
R5
K6
K7
R8
K9
R10
R11
K12
R13
R14
K15
Kl6
R17
R18
K
19
R20
R2
1
K
22
R23
R24
K25
H
2 6
K27
51
52
s3
54
55
S6
2100-2757
0
37
0-
1007
2130-2751
0370-1007
2100-3236
0370- 1003
5040-0421
2
100- 3237
0370-1007
2100-3238
2100-3239
0370-1099
2100-297.1
03 70-1 099
2 10 0-2 7 57
0370-1007
2
100-2
758
1490-0048
0590-0043
2100-2757
0370- 1007
2100-2750
1490-0848
0
590-
00
4 3
2100-2757
21OG-1530
06Y 8-3457
0698-3 162
0
757-0728
075 7-0290
0
757-0290
0698-31 62
0757-0280
0
75 7-0290
o
75
7-OZRO
o
75 7-
ozeo
0
7
5-7- 04 2 4
0698-5490
0698-5490
o
6
9
a
-
5
l,
90
3101-0038
3100-0640
0370- 16 10
3101-0044
5040-3017
3190-0644
0370-0929
3100-3044
0370-0929
3100-0644
2
2
2
82
2
137
3
5
1
K VAH 5K OHM 20% 2W LIN #INTENSITY#
KNOB POINTER
K
VAR
1M
OH4
20%
Zri
LIN #STOHAGE TIME
KNUR POINTER
R VAR 5M OHM
10%
LIN #FOCUS#
KNOJ RND
COVER INSULATINL POTENTIOMETER
K
VAK
1M
OHM LIN
t
SW
SPST #S4#
KNOB POINTER
R
VAR 1K OHM
+SW
SPST #S20# #GAIN#
R VAR DUAL 10K OHM
t
SW
SPST #S11#
#INTERPOLATION#
KNOB POINTER
K
VAR
2.5K OHM
10%
1W
+
SW
DPST #S21#
#PfKSISTENCE#
#MARKER#
KNOB POINTER
R VAR 5K OHM 20'1; 2W LIN #VERT SHIFT#
KNOB POINTER
R VAR 2.5K OHM 20% 2H LIN #CAL-VEKTY
BUSHING POTENTIOMETER
PILLAR
R VAR 5K OHM 204:
2U
LIN #HORIZ SHIFT#
KNOH POIVTEK
K VAK 2.5K OHM 20%
2H
LIN #CAI-HORIZ#
BUSHING POTENTIOMETER
PI
LLAR
R
VAR 5K OHM
2OX
2H
LIN #TRACF ALIGN#
R VAR 2OOK OHM 30%
1/5W
LIN
#ASTIC#
K
FXD 316K OHM
1X
l/0d #C1#
K
FXD 4,6.4K OHM
1%
1/8H #C2#
R
FXO 6.19K OHM
1%
1/8W
#C3#
R FXD 619 OHM
1K
1/4W #C4#
R FXD 6.19K UHY
1%
1/8W
#C5#
R
FXU
6.19K OHM
1%
118H
#Cb#
K
FXD 46.4K OHM
1%
1/8W #C7#
R FXD 1K OHM
1%
l/8N
K
FXD 1K
OHM
1%
1/8N
R
FXD IK
OHY
14 1/8W
K FXO 1.1K OHM
lb.
1/8Y
R FXO
2K
OHM
1%
1/8M
R FXD
2K
OHM
11;
l/dH
R FXD 2K
OHM
lb
1/BM
Svr
TGL DPDT #LINE#
Sw
LVK
1
SECTION 3T #SCALE FACTOKW
KNOB LVR LILIVE DLK
SW
PUSHRUTTON SPST #ERASE#
PUSHBUTTUN
PAdT
Of
R4
KNOB LEVER
KNlO9 LEVER
SW
LVR
1
SECTION 31 #SPECTKUM#
Sw
LVK
1
SECTION
3T
#INPUT#
Sw
LVR
1
SECTION
3T
#DATA#
71450 551
14493 0370- 1003
71450 551
14493 0370-1003
11236
551
14493 0370-1003
28480
01121
GS
14493 0370-1003
01121
GS
01121 70
20480
20846 TYPE53
28480
71450 551
14493 0370-1003
71450
551
E0007
E0007
71450 551
14493 0370-1003
71450
551
E0007
E0007
71450 551
71450
70
19701 MF4C
19701 HF4C
75042 CEA
-0
-0
19701 MF52CT-0
75042 CEA
75042 CEA
19701
MF4CT-0
75042 CEAT-0
75042 CEAT-0
75042 CEAT-0
19701 MF4CT-0
91637 CMF-L/t0-32T-2
91637 CMF-1/10-32T-2
91637 CMF-1/10-321-2
04009 83054-H
81073 39-LNO
76054 184
14493
E0007
76854 LA4
14493 0370-0929
E0007
14493 0370-0929
76854
184
~~~~ ~
Abbreviations are listed in the introduction
to
this section
3-6
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