HP 435B Operating And Service Manual page 71

M
o
d
e
l
435Β
Se
rvi
ce
Test point symbols. Stars are numbe red or l ette red fo r easy correlation
Interconnection i
n
fo rm at i o
n
.
of sc hemat i c diagrams, proced ur es, and locato r illustrations.
Ci rcled letter
i
ndicates ci rcuit
Arrow connecting star to meas- Star
s
h
own connected to
pat h continues on anot h e r
ur ement po in t signifi es no circuit signifi es
m
easuri ng aid
sc hematic diagram . Look for
measurin g ai d provided. (metal post, circuit pad, etc.)
same ci rcled letter on service
p
rovi d ed .
sh eet i n dicated
b
y a dj acent
bold
n
u m
b
er (3, in this
exam
p
le).
P
lug-in connection i nf ormation.
Socket designation fo r Α2 assem
b
ly .
Numb er i
n dicates
Asse mbly na me _ \ Ι
I pi
n
o
f socket (XA2).
Stage na me
\ Α2 DC
R E
G
UL
AT O
R
ASSY ( 08708-60007)
ΧΑ2
Ι
S
ER I E S
00- RE G UL ATO R η
Ι
REFEREN( Ε
ΟΕ S ιGΝπτιΟΝ'L
ωιΓΝΙΝ
OUTLINED ----
AS τΕ +ιΒΕι F5 πRΓ
4BNRfv ι IiED
FUI ι DfSι GNniION IN
Ι (L1J0Ε% π 15ΕΑΒL, ΝιιιιθΕβ ,, βι OF ASSE σEL . Υ πι
947 Ι 2
ιτ , ια
ε
ι οΕ S Ι CΝατιοΝτ OF οτΝFα c σ.ΡοΝεΝΓτ ARE
ίπωΙΙι τε πτ τΝπ-Ν
Conductin g conn ection
to chassis or frame.
Dagger indi cates
circuit change . See
section VII.
Asterisk in dicates
f
acto ry
se l ecte d co mp onents . (See
section V) .
V
alu e selected
f
or best operation.
V
alu e show n i s average or most
co mm only se lected valu e.
W
ir e co lor code . Code used (MIL-STD -681)
i
s the
same as the
r
esistor co l o r code .
F
irst number
i de ntifies t he b ase co l or, second numb er
t
he wide r
str ip e, a n d the t hird numb er
t
h e narrower stripe.
E
xa mple:
947
de n otes whi te b
ase, ye ll ow
wide strip e, violet na rrow strip e.
Co nn ecto r sy mbo ls within
t
he
b
ord erlin es of cir cuit asse mb-
li es signify co nn ecti ons to the
asse mbly whi ch are separate fr om
th ose ma de thro ugh
t
he in tegr al
plug pa rt of
t
h e asse mbly.
F igure 8-5. Sc
h
ematic Diagram N otes (3 of 3)
ΧΑ2
7-0 3
REFEREN
C
E
D
E
SIG
N
ATIO
N
NO
PREF
IX Α2 ASSY
Α 2
C1
J3
Q1
ΧΑ 2 R 1
.Ι3 not mo unted
on assem
b
l y Α 2.
J 3
2
Α2
Non-plug-in
co nn ection
inform ation .
So l der point
na m e d.
R
eference desi gnators deleted
by cir cui t changes are
l
iste d
here.
Ι
L arge numb ers in lower right
co rn ers of schematic diagra m s
are service s h eet num be rs.
Th ey
a
re pr ov id ed for co n-
Li st of all the
r
e ference desig- ve nience in
t
rac in g in te r
nations on the di ag ram. co nnecti ons.
8- 7