BK Precision 467 User Manual

T?re Modet
461
CRT Restorer/Analyzer
has
been
designed to
evaluate all
Black
and White
and
Color
television
pieture
tubes
with a
high
degree
of
accur-
acy by using
just
one simple
test.
firis tester
utilizes
solid-state
digital
multiplexing
circuits which
will test the three
guns
in
rapid fire
sequence
for
emission, tracking,
leakage, focus,
iltd
life
tests.
The
tester also
provides
improved
rejuve-
nation
circuits
which call
remove
shorts,
clean
and
balance the
guns,
and
restore the emission
capabili-
ties
of the
cathode
for
each
gun independently.
Adapters
are
provided
to
directly test all
common
TV
picture
tubes.
Refer to
the
Set-Up
Chart
for
the
correct adapter
number and test
voltage
to use.
Tests Performed
Restore F\rnctions
Meters
Meter Indications
Emission
Restoring
Current
Ileater Voltage
Gl
Bias Voltage
Power
Line Voltage
Emission
Leakage
Tracking
(Color
Tubes)
Life
Focus
Continuity
Short
Removal
Gun
Cleaning
and
Balancing
Cathode Rejuvenation
Three,2-l/2",
D'Arsonval
Movement
0-2
ma.
0-2 Scale
0-15 Volts
30-100 Volts
100-130
Volts
DESCRIPTION
SPECIFICATIONS
REASSEMBLY
Test Voltages
Heater
Gl
Bias
G2
Supply
Power Requirements
Fhses
(Internal)
Heater
Supply
High
Voltage Supply
Size
Weight
INSTRUCTIONS
0-7
@
2.0 Amps
7
-14
@
600 Milliamps
Neg.
(-)
30 to Nes.
(-)
100
Volts DC
Normal, 0-350
Volts
DC
High,
180-530
Volts
DC
117 Volts AC,
60
Hz,
40 lVatts
3/10 Amp, 3AG
Sto-Blo
3/8 Amp, 3AG Slo-BIo
L3-L/2"
x
10"
xs-3/4"
10
lbs
DISASSEMBLY
To
Remove
f
rom
Case
1.
Remove
four
screws holding
rubber feet from
bottom of
case.
2.
Remove
one screw and washer
from
front of
case
(below
lid catch).
3.
Lift chassis upward and remove from
case.
To
Remove
Printed C ircuit Board Assembly
1.
Remove
all
knobs
from front
panel.
2. Remove
retaining
nuts
and
washers
from
the Red
G2
and
Blue
G2 controls,
and the Function
switch.
3. Remove one
screw from
right
front side
of front
panel
cover.
4.
Partially remove the front
panel
cover and
disconnect wires
from
each
meter.
5.
Remove
neon bulbs
Nl thru N8 from
lens
caps.
Remove front
panel
cover.
Remove two
screws holding
line
cord
and
output
cable
assembly bracket to
chassis.
Remove four
screws holding
printed
board to
chassis.
Partially remove
printed
board
from
chassis
far
enough
to remove
cable connectors A and
B from
printed
board.
10. Remove
printed
board assembly from
chassis.
6.
1.
8.
9.
1.
2.
Place
front
panel
cover
in
front of
chassis
in
its
proper position.
Position
printed
board assembly
against botlom
of
chassis
and
connect
meter
leads
to their re-
spective
meter. Make sure
positive (+)
lead and
negative
(-)
are
connected
properly
to the
meter.
Refer to schematic
(Fig.
3)
and
printed
board
layout
(Fig.
2) to
determine
correct
lead
identifi-
cation.
3. Position front
panel
cover onto
chassis
ard
re-
place
retaining
nuts
and
washers on Red
G2
and
Blue
G2
controls and tighten.

BK Precision 467 Specifications

General

Brand	BK Precision
Model	467
Category	Measuring Instruments
Language	English