HP Lab Series User Manual

'
(
·~·
llodel
6209B
Page
-3-
CHARGE
8:
-The
preregul.&tor
circuit
has
been
revised
to
•
eliminate
turn-on
overshoot.
The
revised
por-
tion
ot
the
circuit
is
shown
in
the
next
column.
i'be
required
parts
list
changes
are
as
·follows:
(a)
Change R102
to
20
ohms,
5",
•
•
1/2
W,
HP
P/N
0686-2005; (b)
Add
R105,
100
"obms,
51,
1/2
W,
0686-1015;
(c)
Add
Rl06,
3
k,
5",
1
W,
0689-3025;
(d)
Add
C27,
0.01
uF,
800
V,
0160-
4569
; (
e)
Change
CR21
to
HP
P
/H
1901-0460;
(f)
Add
CR36,
HP
P/N
1901-0033.
ERRATA:
Tor
all
instruments
delivered
on
or
after
.July
1,
1978,
change
the
BP
P/N
for
fusehold-
er
from
1400-0084
to
fuseholder
body
'2110-0564 and
tusehdlder
carrier
2110-0565.
Change
the
BP
P/N
for
tuseholder
nut
from
2950-0038
to
2110-0569.
If
old
fUseholder
·
:must
be
replaced
for
any
reason,
replace
com-
:plete
fuseholder
and
nut
with
new
fuseholder
parts.
Do
not
replace
new
parts
with
old
:parts.
On
page
3-5,
Figure
3-9,
ground
(GND}
should
be
connected
to
the
minus
terminal
. ( - )
,
not
the
plus
(
+)
.
This
applies
to
both
two and
three
unit
diagrams •
CHANGE
9:
In
the
parts
list,
change
the
HP
P/N
for
the
binding
posts
and
associated
hardware
to
the
following:
Red
binding
post,
qty
2:
1510-0091
~erminal
lug,
qty
2:
0360-0042
Lockwasher,
qty
2:
2190-0056
Nut,
qty
2:
2500-0001
Black
binding
post,
qty
1:
1510-0107
Terminal
lug,
qty
1:
0360-1190
llut,
qty
3:
2950-0144
CHANGE
10:
In
the
replaceable
parts
list,
change
switch
Sl
to
HP
P/N
3101-2424.
On
the
Schematic
diagram
change
Sl
to
show
two
switch
sec-
tions,
one
which
breaks
the
AC
Line
(as
shown),
the
other
breaks
the
ACC
Line.
CHANGE
11:
In
the
replaceable
parts
list
and
on
the
schematic,
change
R16
to
var.
ww
20
k
ten-
turn
HP
P/N 2100-1867
qty
1.
Also
delete:
Xnob
BP
P/N
0370-0101
and
Knob
HP
P/N
0370-0179.
Add:
Knob
round
HP
P/N
0370-0137
.qty
1.
This
change
eliminates
Option
009
be-
-Cause
Option
009
is
now
standard
equipment.
CHANGE
12:
In
the
replaceable
parts
list,
change
R19
to
1
.M
ohm
1~,
1/8
W,
HP
P/N
0757-0344
and
VR2
to
6.2
V,
~'
HP
P/N
1902-0509.
CHANGE
13:
In
the
replaceable
parts
list,
page
6-5, un-
der
Ll,
add
inductor
L2,
0.6uh,
BP
P/N
9170-0894,
qtyl.
On
the
schematic
L2
is
added
between
the
emitter
lead
of
PNP
transistor
QlO
and
the
cathode
end
of
CR
32.
CHANGE
14:
In
the
replaceable
parts
list,
page
6-6,
change
R41
to
12.lK,
lJ,
1/8W
HP
P/N
0757-0444
and
R42
to
6.81K,
1~,
1/BW,
BP
P/W
0757-0439.
Also,
change
R41
and
R42
on
the
Schematic
Diagram,
Figure
7-2
to
the
new
values.
ERRATA:
In
the
replaceable
parts
list,page
6-8
change
Barrier
Strip
to
BP
P/N
0360-2185.
CHANGE
15:
In
the
replaceable
parts
list,
page
6-8, add
the
following
mechanical
assembly•
Barrier
Strip
Guard
Assembly,
HP
P/H
5060-2862,
TQ
1.
CHANGE
16:
In
the
replaceable
parts
list·,
page
6-7
under
Miscellaneous
add
washer-flat,
non-metallic,
BP
P/'B
3050-0003,
'l'Q
1,
(ref.
T3).
This
washer
is
located
under
the
head
of
the
screw
attaching
T3
to
the
main
board.
ERRATA:
On
page
3-3
add
the
following
warning
to
paragraph
3-22.
WARNING
When
the
power
supply
is
remote
programmed
with
a
voltage
source,
the
programming
volt-
age
will
appear
at
the
output
terminals
when
the
AC
input
power
is
turned
off.
Therefore,
do
NOT
contact
the
output
terminals.
The'
front
panel
meters
will
not
indicate
the
presence
of
this
voltage.
ERRATA:
In
the
replaceable
parts
list,
page
6-7
change
VR3
to
voltage
suppresser,
VR=38.10V,
BV=42.3V
to
51.7V@
IT=lMA,
HP
P/N
0837-0289,
TQ
1.

HP Lab Series Specifications

General

Brand	HP
Model	Lab Series
Category	Power Supply
Language	English