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Model 1331A/Option
H72
HEWLETT~
PACKARD
Table
1.
Replaceable
Parts
Action
Ref.
Desig.
HP Part No.
TQ
Description
Assemblies with
Mounted
Parts
(Modify parts list for standard
Al board as shown)
Add
AlC43
0121-0060
2
C: Var Cer
2 - 8
pF
Add
AlC44
.
0121-0060
C: Var Cer 2 -
8
pF
Change
AlR3 to
0757-0044
R:
fxd metflm
33.l
k ohms 1
%
1 /2W
Change
AlR33 to
0757-0044
R:
fxd metflm
33
.
l k ohms 1
%
1 /2W
Add
AlR200
0757-0855
2
R:
fxd metflm 68.l k ohms 1
%
1 /2W
Add
A1R201
0757-0855
R:
fxd metflm 68.l k ohms 1
%
1 /2W
(Modify
parts
list for standard
A2 board as shown)
Change
A2Rl5
to
0757-0460
R:
fxd metflm
61.9
k
ohms
1%
l/8W
(Modify
parts list for standard
A4
board
as shown)
Add
A4C8
0160-3443
1
C:
f
xd cer
0.1
µF 200 wVdc
Add
A4CR4
thru
A4CR7
1901-0040
4
CR:
Si
30
V
max.,
VRM,
50
mA
Add
A4Q8
1854-0071
1
Q:
Si npn, PD-300 mW, FT-200
MHz
Add
A4R37
thru
A4R39
0757-0283
3
R:
fxd metflm 2000
ohms,
1%
l/8W
Add
A4Sl
0490-0932
S:
Relay,
reed,
0.25 A
28 V
cont.,
12 V
coil .
.
HEWLETT-PACKARD COMPANY
1900 GARDEN OF THE GODS ROAD, COLORADO
SPRINGS,
COLORADO
,
U
.
S.
A
.
r.w0
Ii
0f
n
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