BK Precision 467 User Manual

D38
R22
s3, s4,
s5,
sg
4.
Replace
screw on front
right
side of
chassis.
5.
Insert
neon bulbs
Nl
thru
NB
into
their
proper
lens cap. Refer to the
schematic
(F.ig.
3)
and
printed
board Iayout
(Fig.
2) to determine
correct
placement
of bulbs.
6.
Replace
connectors
A
and B onto
printed
board.
7.
Place
printed
board
onto
chassis and replace re-
taining
nut
and washer on Function switch
and
tighten.
CALIBRATION
Heater
Voltage
l.
Connect
Adapter
No.
3 to output
cable.
2.
Connect
an AC
voltmeter to
pins
I
and 14
of
adapter.
3.
Set voltmeter
to the lO-volt
range.
4.
Connect AC line cord of
tester
into 11.7
VAC
outlet and
set
Function
control
to the SET-UP
position.
.
5. Set
HTR Range
switch
to the 4-?
volt
position.
t2
sll
N7 N2
N6
N3
Fig. l.
Rear
View
of
Front Panel
-
Parts Location.
Replace
two
screws
holding
line
cord
and
output
cable to
chassis.
Replace
four
screws
holding
printed
board
to
chassis.
Replace
all
knobs on
front
panel
controls.
Lower chassis
into
case and
replace
screw
and
washer on front
of case and four
screws
and
rubber
feet
on bottom
of case.
ADJUSTMENTS
6.
Adjust HTR
control to read
exactly
6.3
volts on
external AC
voltmeter.
7. Adjust
HTR
Cal control
(R16)
on
printed
board
(see
Fig.
2 tor
location)
so that
HTR
voltmeter
on tester
(nea/gSzW)
indicates
exacily 6.3
volts.
Tracking
Range
1.
Connect
Adapter
No. 3 to output
cable.
2.
Connect
a 100K, l/2
Watt resistor
between pins
2
and
13
of adapter.
3
8.
9.
10.
11.

BK Precision 467 Specifications

General

Brand	BK Precision
Model	467
Category	Measuring Instruments
Language	English