HP 435B Service Manual

Manual
C han ges
C H
A N
G
E A
Se
r ial P re f ix or Nu m b er
2005A, 2041U
2238 Α
7-3 . Manual C
h ange Instructions
SECTIO N V II
M A NU A L CHA NG ES
Ta b le 7-1 . Manual Ch anges
b y Serial Nu m b er
Add t h e f o ll o win g ca p ac i to r s on t h e Α 4
A
sse
mbly (ce n te r of sc h e m at i c) :
C36 100 pF b etwee n pin s 3 a nd 2 of U 2 .
C42 0 .01 μ F fr o m pin 7 o f U 2 to g r o und 3 ( δ ) .
C43 0 .01 μ F fr o m pin 7 o f U 3 to g r o und 3 ( δ ) .
C44 0 .01 μ F fr o m pin 4 o f U 2 to g
r
o
und 3 ( δ ) .
C45 0 .01 μ F fr o m pin 4 of U 3 to g r o
und
3 ( δ ) .
C48 100 pF b et w ee n pin
s 2 a nd 3 o f U 3 .
M a k e Manual C h a n ges
Β , Α
Add t h e f o ll o win g ca p ac i to rs on t h e Α 4 A sse mbly (
l
e
f t s id e o f sc h e m at i c) :
C31 0 .01 μ F b et w ee n pins 5 a nd 6 of U 4 B .
C32 0 .01 μ F fr o m pin 3 of U 1 to -12 v o l ts .
C33 0 .1 μ F fr o m pin 4 o f U 1 to +12 vo l ts .
C38 100 pF b et w ee n pin s 2 a nd 3 of U 1 .

.
C50 0 .01 μ F fr o m pin 7 of U 1 to g r o und
1 ( δ ) .
M
o d e
l
435
Β
7-1 . I N T R OD U CTIO
N

li ste d opp
os i te y o ur in st rum e n t's ser
i
a
l numb e r o r
Thi s sect i o n co n ta in s in st ru ct
i
o
n
s
f o r bac kd atin g

p
refi x .
t hi s m a nu a l for HP
M
o
d
e
l
435
Β Po w er M ete r s t h at
h a v e ser i a l numb e r pre fi xes t
h
at a
r e l o w er t h a n

If y o
ur in st rum e n t's se ri a l numb e
r
o
r pr ef i x i s n ot
t h e pr e fi x li ste d on t h e t i t
l
e p age .

li ste d on
t h e t i t l e p age o f t hi s m a nu a
l o r in T a bl e
7-1, i t m ay
b e d oc um e n te d in α y e
ll
ow
MANUAL
7-2 . M A NU A L C H A N G E S

C HAN G
E S s uppl e m e n t . F o r a ddi t
i
o n a
l imp o r ta n t
inf o rm at
i o n a bo u t ser i a l numb er co v e
r age, r efe r to
To ada p t t hi s m a nu a
l
to y o
ur in st rum e n t, r efer to

IN S
TRUMENT S CO VERED
BY MANUAL in
T a bl e 7-1 a nd m a
k
e all
o f t h e m a nu a l c han ges

Sect
i o n Ι .
T a
bl
e
6-2 :
Add
t
h e f o ll o win g ca p ac i to r s :
A 4C31-33,
40-47 a nd 50 0160-3879 C D 7 C APA C IT O
R-FXD .01 μ F ±20% 100 VD
CC ER 28480 0160-3879 .
A 4C34-37, 48-49 0160-3877 CD 5 C APA C IT O
R-FXD 100 pF ±20% ο 200 VD CC
ER 284800160-3877 .
A 4C38 0160-4306 CD 7 C APA C IT O R-FXD 100 pF
±10% ο 100 VD CC ER 51959
0805C 101 Κ 3 Ρ .
Se rvi ce S
h eet 2 (sc h e m at i c) :
On t
h
e
J 1
a
nd J 5 Conn ecto r A sse mbli es ( l ef t s id eof se rvi ce
s h eet) a dd α ca p ac i to
r fr o m eac h pin (C, D, Ε ,
L)
to g
r
o
und .

HP 435B Specifications

General

Brand	HP
Model	435B
Category	Measuring Instruments
Language	English