PHOTOFACT*
Fold
er
MAGNAVOX
CT-214,
CT-218,
CHASSIS
CT-221
VOL.CONT
ON OFF
TRADE
MANUFACTURER
TYPE
TUBES
POWER
Alignment
Block
Circuit
Linearity
Parts
Parts
Parts
SW.
BRIGHTNESS
CONT.
HOLD
NAME Ilagnavox Chassis
SET
Twenty-three
Ilagnavox
Television
SUPPLY
105-125
Co.,
Volts,
Instructions
Diagram
Modifications
Adjustments
List
and
Description
List
(Tuner-Chassis
List
(Tuner-Chassis
18
18
Photographs
Cabinet-Rear View
Capacitor
Identification
Chassis-Top
23
View
3
Horizontal Sweep Compartment
HOWARD
"The listing
of any
available
case a recommendation,
as
to the
quality
parts have
Inc.,
by the
"Reproduction
and
been
compiled
manufacturers
or
suitability
use,
without
replacement
warranty
or
guaranty
of
such
from information
of the
particular type
express
replacement
permission,
VERT.
2131
Receiver
CT214,
60
cycle
HORIZ.
HOLD
CT218,
Bueter
Rd.,
AC
CONTRAST
CONT
CT221
Fort
Wayne,
RATING
2.0
INDEX
Page
6,7,8
Photographs (continued)
24 RF
16,17,18
CT214)
CT221)
22
15
12,21
23
W.
SAMS & CO., INC. • Indianapolis
part
herein
does
not
constitute
by
Howard
furnished
of
W.
part.
The
to
Howard
replacement port
of
editorial
in any
Sams & Co., Inc.,
numbers
of
these
W.
Sams & Co.,
listed.'*
or
pictorial con-
Tuner
RF
Tuner (Chassis
RF
Tuner (Chassis
Resistor
Trans.,
Identification
Schematic
Schematlc-RF
Schematlc-RF
Tube
Placement Chart
Voltage
tent,
in any
the
use of the
Sams & Co.,
ternational
Union
FINE
TUNING
Indiana
Amps,
(a)
117
Volts
(Chassis
CT214)
CT218)
CT221)
Identification
Inductor
and
Alignment
(Complete Receiver)
Tuner
(Chassis
Tuner (Chassis
and
Resistance
7,
manner,
is
prohibited.
information contained herein. Copyright
Inc., Indianapolis
Copyright Union.
(1910)
by
Howard
DATE
No
/,
Indiana,
All
rights
W.
Sams & Co., Inc."
5/49
4910-13
CHANNEL
SELECTOR
Page
14,19
4,9
CT214)
CT221)
Indiana
patent
liability
is
assumed with respect
1949
by
#62
Howard
in U. S. of
FOLDER
America
U.
S. of
America. Copyright under
reserved under Inter-American Copyright
Printed
SLT
11
10
22
15
20
13
13
5
2C
W.
to
</>
to
In-
THE
COOPERATION
RECEIVER
MAKES
A
PHOTOFACT STANDARD
IT
©
Howord
OF THE
POSSIBLE
W.
MANUFACTURER
TO
BRING
NOTATION
Sams & Co., Inc.
OF
YOU
THIS SERVICE
SCHEMATIC
1949
THIS
PAGE
2
ICK
L!iJ-p
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1, , 1/ii-J
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1'
HORJZ
CONTROL ' .
1
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_^
HORIZ.
(L23)
SPEED
(?^?)
w1t?F
/SiiT\
1
BORE
J
DRIVE
®
CT-221
CHASSIS
CT-218,
SISSVHO
dOl
MAGNAVOX
CT-214,
M3IA
CHASSIS
BOTTOM
VIEW-TRANS.,
INDUC"
PAGE
4
JCTOR
AND
ALIGNMENT IDENTIFICATION
PAGE
9
RF
TUNER-LEFT
SIDE
RF
TUNER-RIGHT
SIDE
PAGE
5
ANTENNA
.01MFD
1.
2.
.01MFD
.01MFD
3.
.01MFD
4.
horizontal
ANTENNA
1.
2.
which
SAKKES
Connect
RCA
General
ANTENNA
5.
6.
7.
8.
9.
10.
11.
12.
for
and
spurious
ANTENNA
13.
DUMMY
High
(Grid)
L.OW
High
(Grid)
Low
Use
frequency
DUMMY
.01MFD
High
(Grid)
Low
.01MFD
This
receiver
tuner
TARZIAN
the
or
GENERAL
Instrument tuner)
Set
.the
DUMMY
See
above
Connect
horizontal
To
inject
Gen.
Instr.
beats
DUMMY
See
listed
TO
SIGNAL
GENERATOR
COUPLING
side
to Pin 1
of
6BA6
side
to
chassis.
side
to Pin 1
of
6BA6
side
to
chassis.
modulated
deflection.
SWEEP
GENERATOR
COUPLING
side
to Pin 1
of
6BA6
side
to
chassis.
employs
is
being
TUNER: Remove
high
side
INSTR'.'MENT:
contrast
Instructions
the
control
SIGNAL
GENERATOR
COUPLING
.
»
"
•
"
"
"
»
syncronized
deflection.
signal
in
Tuner
.
SWEEP
GENERATOR
COUPLING
Instructions
above.
DISABLE
used,
construct a dummy
ALIGNMENT
HIGH VOLTAGE REMOVE HORIZONTAL OSCILLATOR TUBE
GENERATOR
(Vll
(V10
signal
(V10
one of
and
of the
signal
Inject
accessible
to
GENERATOR
FREQUENCY
sweep
Sarkes Tarzlan
GENERATOR
SOUND
IF
SIGNAL
FREQUENCY
21.25I1C
21.25MC
SOUND 1 ALIGNMENT USING
with
SWEEP
GENERATOR
FREQUENCY
21.25I1C
(450KC
Sweep)
three
inject signal
the
oscillator
generator
signal
approximately
SIGNAL
21.25MC
19.75I1C
27.25MC
21.8
MC
25.3
MC
22.3
MC
25.2
MC
23.4
MC
voltage
SWEEP
FREQUENCY
24MC
(10MC
Sweep)
ALIGNMENT
CHANNEL
Any
Any
BO^modulation
MARKER
GENERATOR
FREQUENCY
21.25MC
RF
tuners.
as
tube
across
through
hole
-3
CHANNEL
Any
»
»
»
"
•
«
»
OVERALL
from
tuner,
loop
mixer
MARKER
GENERATOR
FREQUENCY
19.75I1C
21.25MC
25.75HC
27.25MC
INSTRUCTIONS
USING
CONNECT
VTVM
Probe
to
Common
s.
f
"
DC
Probe
Meg.
to
to
Probe
Meg
to
to
FM
SIGNAL GENERATOR
and
CHANNEL
Any
IF
ALIGNMENT
To
inject
(V3)
and
coil
mixer
in side
CONNECT
VTVM
Probe
to
Common
assls.
"
»
«
»
"
»
"
IF
RESPONSE
generator
turns
as
shown
CHANNEL
Any
thru
thru
Point
450KC
and the low
to
1
Common
DC
1
Common
VIDEO
outlined.
to the
the
volts.
f
VIDEO
the
sweep
a few
tube
AM
SIGNAL
GENERATOR
ADJUST
Al,
Point
to
chas-
A3, A4
AS
.
Point
<$>.
chassis.
AS
..
<£>
chassis.
sweep.
CONNECT
SCOPE
Vert.
imp.
<K>
to
chassis.
top. to
<^
to
chassis.
the
-signal
Low
Low
to
point
side
Vert.
point
side
fashion a coil
grid
resistor
of
chassis.
ADJUST
Point
A7, A8
A9
A10
All
A12
A13
A14
A15
CHECK
to the
of
hookup
in
Figure
CONNECT
SCOPE
Vert.
top. to
point
<TJ)
Low
side
t5
chassis.
A2
AND
Use
A5,
Into
of
side
to
(point
Adjust
Adjust
horizontal
wire
5.
Remove
(V18)
FROM
AND
VTVM
Adjust
for
maximum
Adjust
for
reading
of the
much
sawtooth
Adjust
symmetry
A6
Adjust
stralghtness
per
over
pattern.
the
video
hookup
wire
chassis.
L for
for
,,
for
„
„
„
n
ii
zero
RCA
minimum
maximum
negative
side
quired
OSCILLOSCOPE
120%
ADJUST
Al, A2,
A3, A4
amplifier
around
the
the
oscillator
ADJUST
Check
Is
similar
slightly
and
SOCKET.
REMARKS
deflection.
"
reading. A positive
will
correct
adjustment,
fig.
point occurs
IF
be
setting.
repeat
voltage
In
REMARKS
for
maximum
as per
fig.
A5 for
maximum
of
crossover
2.
Adjust
Continue with
channel , determine
around
the
tuner
and
REMARKS
reading.
deflection.
rt
n
of the
mixer
tube.
For the
tube
REMARKS
to
-see
that
to
fig.
retouch
15 to
All,
obtain proper curve.
obtained
mixer
If A6 re-
steps
scope
for
amplitude
1.
amplitude
A6 so
at
center
Step
tube.
on
lines
cross-
point K lor
oscilloscope
RCA
to
prevent
response
3. If
pattern
necessary,
13,
13, 14,
and
either
3 & 4.
and
of the
5.
and
as
PA3E6
FIG.
FIG.
3
NOT
MORE
CAREFULLY
AT
CONNECT
PIN 4 WHICH
AT
OTHER
SHOWN.
RIGHT
PINS
THE
SOCKET.
COMPONENTS
BEND
ANGLE.
516
IS
GROUNDED
CONNECT
PINT
TO
AS
DUMMY
FIG.
5
MIXER
TUBE
SOUND
MARKER
2
THAN
20%
_}_
FIG.
VIDEO
MARKER
4
14.
15.
16.
17.
18.
19.
14.
15
16
17,
ANTENNA
Two
carbon
res.
Two
carbon
res.
ANTENNA
Two
carbon
res.
Two
carbon
res.
Two
res.
TW0125S
res.
ANTENNA
Two
carbon
res.
Two
carbon
res.
Two
carbon
res.
Two
carbon
res.
SINCE
THIS
ON
HAND
AND
UNLESS
To
DUMMY
125Si
THE
align
Across
minals
serted
erator
SIGNAL
ACROSS
Instruction
1252
DUMMY
Across
1252
minals.
125£
1252
carbon
carbon
Set
contrast control
to
ground with
DUMMY
1252
Across
minals
resistor
generator
125S
1252
1252
RECEIVER
FOLLOW
GENERATOR
SIGNAL
GENERATOR OUTPUT
oscillator
below.
SIGNAL
GENERATOR
COUPLING
antenna
with
in
each
lead
••
SWEEP
GENERATOR
COUPLING
antenna
1000MMF.
SWEEP
GENERATOR
COUPLING
antenna ter with
In
lead.
USES
THE
CORRESPONDING
HAS A
circuits,
ter-
1252
in-
gen-
.
ter-
to
1252
each
ONE OF
OSCILLATOR
set the
SIGNAL
GENERATOR
FREQUENCY
215 . 75MC
209.75MC
203 . 75MC
197.75MC
191.75MC
185.75MC
179.75MC
87.75I1C
81.75MC
71 . 75MC
65.75MC
59.75MC
RF
SWEEP
GENERATOR
FREQUENCY
213MC
(10MC
Sweep)
207MC
(10MC
Sweep
201MC
(10MC
Sweep)
195MC
(
10MC
Sweep)
189MC
done
Sweep)
183MC
(lone
Sweep)
177MC
dOMC
Sweep)
85MC
dOMC
Sweep)
79MC
(
10MC
Sweep)
69MC
(10MC
Sweep)
63MC
(10MC
Sweep)
57MC
(10MC
Sweep
RF
give
-1.5
SWEEP
GENERATOR
FREQUENCY
213MC
(10MC
Sweep
207MC
(10MC
Sweep)
201MC
(10MC
Sweep)
195MC
(10MC
Sweep)
189MC
(10MC
Sweep)
183MC
dOHC
Sweep)
177MC
(10MC
Sweep)
85MC
(10MC
Sweep)
7911C
(10MC
Sweep
69MC
(10MC
Sweep)
63MC
(
10MC
Sweep)
57MC
(10MC
Sweep)
THREE
RF
RF
AMP.
BALANCED
3002
TERMINALS.
ALIGNMENT
tine
CHANNEL
13
12
11
10
9
8
7
6
5
4
3
)
AMP &
volt
GENERATOR
FREQUENCY
)
)
2
MARKER
GENERATOR
FREQUENCY
211.25MC
215.75MC
205.25MC
209.75MC
199.25MC
203.75MC
193.25MC
197.75MC
187.25MC
191.75MC
181.25MC
185.75MC
175.25MC
179.75MC
83.25HC
87.75MC
77.25MC
81 . 75MC
67.25MC
71.75MC
61.25MC
65.75MC
55.25MC
59 . 75MC
MIXER
reading
MARKER
211.25MC
215.75MC
205.25MC
209.75MC
199.25MC
203 . 75MC
193.25MC
197.75MC
187.25MC
191.75MC
181.25MC
185 . 75MC
175.25MC
179.75MC
83 . 25MC
87.75MC
77.25MC
81 . 75MC
67.25MC
71 . 75MC
61.25MC
65.75MC
55.25MC
59 . 75MC
AMP i MIXER
TUNERS,
IT IS
AND
OUTPUT CONNECT A CARBON TERMINATING
CONNECT A 1252 CARBON
tuning
DC
ra
chassis.
NECESSARY
OSCILLATOR
CSARKES
control
CONNECT
VTVM
Probe
to
Common
Point
to
«
ALIGNMENT
CSARKES-TARZIAN
CHANNEL
13
12
11
Vert.
lOKffl
Low
sis.
TO
ALIGNMENTS
to the
CONNECT
SCOPE
Amp.
to
point<TO
side
RESISTOR
CHASSIS
mid-point
ADJUST
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A26
A27
to
TARZIAN
DETERMINE
OUTLINED
thru
chas
10
9
8
7
6
5
4
3
2
ALIGNMENT
CHANNEL
at the
13
12
11
10
9
8
7
6
5
4
3
2
CRCA
TUNER
Junction
CONNECT
SCOPE
Vert.
Amp.
10K2
to
Low
side
chassis.
CHASSIS
of
C603
thru
PoiPt<p>.
to
n
and
BELOW.
TO
EACH
CT-2I&J
of
its
Turn
fine
reaches
ting
Is
fine
tuning
adjust
and
negative
either
CHASSIS
ADJUST
A28,
A29
A30,
A31
CT-2143
R603.
ADJUST
A601,
A602,
A603,
A604
A605,
A606,
A607,
A608
THE
TYPE
TUNER
IN THE
RESISTOR
the
correct.
A16 for
side
CT-218)
Expand
4.
4
readjust
all
Adjust
response pattern
with
pairs
Check
fig.
on
adjustments
that channel. Recheck
high
Adjust
topped
Fig. 4 with
Keep
position.
Check
Fig.
on
channel. Recheck
band
(USUALLY
TERMINAL.
range
and
follow
REMARKS
tuning
control
zero
point
If
not,
control
to its
zero
reading. A positive
reading
of the
obtain
with
Check
Fig.
4. If
80%
readjust
check
Expand
obtain
with
Check
Fig.
channels.
Bypass
one
will
correct
or
compress
desired
markers
for
response
markers
A28,
all
channels
or
compress
desired
markers
for
response
4. If
markers
A30 and
the
converter plate
for
approximately flat
markers
above
in
same relative
for
response curve
4. If
markers
channel, make slight
of
band channels.
for
approximately flat
response pattern
markers above
slug
pairs
for
response curve
4. If
one
justment
markers
channel, make slight
of
A605,
channels.
the
reposition
REMARKS
pattern
above
pattern
above
REMARKS
A601,
in
RECEIVER
50
OHMS)
the
slightly.
It
oscillator
midpoint
be
obtained
setting.
coil
turns
as per
80%.
pattern
fall
below
and
A29.
Then
again.
coil
turns
as per
80%.
pattern
fall
below
A31.
Then
recheck
as per
Fig.
80%".
Keep slug
position.
as per
are
below
2, 3, and 4 on
all
other
as per
80%.
same relative
a s per
are
below
6, 7, 8 on
all
other
meter
set the
and
on
to
Fig.
as per
to
Fig.
as per
80%,
top
4
80%"
re-
80%
ad-
that
low
PAGE?
ALIGNMENT
INSTRUCTIONS
CCONTJ
Set
fine
DUMMY
ANTENNA
Two
1252
18.
carbon
res.
19
Twol252
carbon
res.
Twol25ffi
20.
carbon
res.
31
Two
1252
carbon
res.
2a
Wave
traps
encountered.
ence
is
at
imately
the
DUMMY
ANTENNA
Two
1252
14
15
16
17.
18
19,
20,
21
22.
Two
Across
carbon
minals
res.
Two
1252
carbon
res.
Two
1252
carbon
res.
Two
1252
carbon
res.
Two
1252
carbon
res.
Set
fine
DUMMY
ANTENNA
1252
carbon
res.
Two
1252
carbon
Check
to see
compromise
Wave traps A313
encountered. With
ence
is
at
approximately
tuning
control
SIGNAL
GENERATOR
COUPLING
Across
antenna
with
In
1258
each
lead.
terminals
resistor
generator
"
A623
and
A624
the
Adjust
1252
each
lead.
are
receiver
position.
ter-
With
maximum.
same
GENERATOR
COUPLING
antenna
with
resistor
generator
relative
SWEEP
In
tuning control
SIGNAL
GENERATOR
COUPLING
Across
antenna ter-
minals
with
that
the
1252
In
each
lead.
all
other channels
made
by
and
A314
the
receiver
same
adjusting A311
are
relative
resistor
generator
may be
maximum. Adjust A313
to the
SIGNAL
GENERATOR
FREQUENCY
215.75MC
209 . 75MC
203.75MC
197.75MC
191.75MC
185.75MC
179.75MC
87.75MC
81.75MC
71.75MC
65.75MC
59.75MC
used
A623
SWEEP
GENERATOR
FREQUENCY
213MC
(10MO
177MC
(10MC
183MC
(10MC
189MC
(10I1C
195MC
(10MC
201MC
(10MC
207MC
(10MC
85MC
(
10HC
79MC
(10MC
69MC
(10MC
63MC
(10HC
57MC
(10110
to the
SIGNAL
GENERATOR
FREQUENCY
215.75MC
87.75MC
used
OSCILLATOR
midpoint
lor
specific
tuned
to the
and
A624
Turn
RF AMP &
Sweep)
Sweep)
Sweep)
Sweep)
Sweep)
Sweep)
Sweep)
Sweep)
Sweep)
Sweep)
Sweep)
Sweep)
midpoint
are
for
specific
tuned
to the
and
A314
position.
ALIGNMENT C RCA
of
Its
tuning
CHANNEL
13
DC
Probe
@t
Common
chassis.
12
11
10
9
8
7
6
5
4
3
2
types
channel
for
minimum
one
core
1/2
MIXER ALIGNMENT
MARKER
GENERATOR
FREQUENCY
211.25MC
215.75MC
175.25MC
179.75MC
181.25MC
185.75MC
187.25MC
191.75MC
193.25MC
197.75MC
199.25MO
203.75MC
205.25MC
209.75MC
83 . 25MC
87.75MO
77.25MC
81.75MC
67.25I1C
71.75I1C
61.25MC
65.75I1C
55.25MC
59 . 75MC
OSCILLATOR
CHANNEL
of its
13
CHANNEL
ALIGNMENT
tuning
DC
Probe t o
<a^
Common
Chassis.
6
received well
for the
high
types
channel having
for
minimum Interference
Turn
one
range
CONNECT
VTVM
to
Point
to
"
of
Interference
having
the
Interference
turn,
13
Vert.
10K2
point
side
7
8
9
10
11
12
6
5
4
3
2
CGEN.INSTR.
range.
CONNECT
VTVM
Point
to
within
band
channels
of
interference
core
1/2
TUNER
CHASSIS
and
follow
ADJUST
A609,
A610
A611
A612
A613
A614
A615
A616
A617,
A618
A619
A620
A621
AK22
Interference,
In
adjust
the
CGEN.INSTR.
CONNECT
SCOPE
Amp.
resistor
<1u
Low
to
chassis.
ADJUST
A311
A312
the
limits
and
the
Interference
in the
turn,
adjust
CT-2I4J
Instructions
Turn
fine
meter
setting
fine
tuning
adjust
and
negative
either
the
slug
tion.
Adjust
Adjust
A618
In
Adjust
and
their
alignment
set
the
picture
other
for
CT. Z2I
ADJUST
A301,
thru
to
A302,
A303,
A304
A305,
A30S
A307,
A308,
A309,
A310
CT.
22IJ
Adjust
negative reading will
either
of the
fine
A312
for the low
and
their
alignment
set
picture
the
other
below.
REMARKS
tuning
control
reaches
zero
Is
correct.
control
A609 & A610
reading
side
of the
pairs
in the
for
zero
reading
for
zero
reading,
same
relative
for
zero
reading
will
fine
tuning
and
sound
minimum
)
for
side
fine
and
for
keeping
Interference.
Adjust
for
imately
to
80%
amplitude
RF
and
Mixer Trimmer
approximately
tion.
Adjust
rings
In
Fig.
4.
Check
response
12.
Slight
2, 3, 4, 5 and 6 may be
to
obtain
all
high
band
Adjust
for
Fig.
4.
Check
response
5.
Slight
10 may be
optimum
response
channels.
zero
reading. A positive
of the
tuning control.
band
will
tuning control until Interfer sound, keeping
minimum
slightly.
point,
the
If
not,
to its
for
correct
depend upon
control
response
Fig.
adjustments
optimum
response
adjustment
required
REMARKS
correct setting.
channels.
reposition
mid-point
zero. A positive
will
be
setting.
same
relative
as
outlined
keeping
position.
as
outlined
until
the
REMARKS
curve
4.
with
or
more.
same
relative
for
waveform
on
channels 8 thru
performance
channels.
curve
on
channels 2 thru
to
on all low
be
obtained
If
depend upon
the
Interference.
If
oscillator
obtained
A617,anfl
the
type
Interfer-
cores
approx-
approx-
markers
Keep
pairs
In
as
of
A301,
required
shown
of
A307,
obtain
on
not, some
the
cores
and
on
Keep
posi-
above.
above.
at
the
posi-
shown
on
In
8, 9,
band
and
type
at
PAGE
8
RF
TUNER-LEFT
SIDE
PAGE
10
RF
TUNER-RIGHT
SIDE
(R613)
RF
TUNER-LEFT
SIDE
RF
TUNER-RIGHT
SIDE
PAGE
I
CHASSIS
BOTTOM
VIEW-CA
PAGE
12
C58)(C65)
CAPACITOR
IDENTIFICATION
PAGE
21
Cap
8
Pin
7
Pin
6
Pin
470S2
Offl
no
392
39ffi
*2.8K2
22K2
*SOKQ
*10Kffi
*2.5K2
.22
02
180K2
1502
390
SKQ
»?.
Inf.
02
»2.5K2
02
100.0
1002
*3.5K2
100K2
*9K2
*10K2
02
.22
T8200
Offl
*220K2
02
T02
Inf.
02
t2202
*4802
T280K2
00
02
22
.22
T6K2
tfiOOQ
t02
Inf.
6K2
02
*500S2
12K2
Inf.
Inf.
02
9002
Inf.
*S62
MEASUREMENTS
RESISTANCE
AND
Pin S
«PKO
*S.5K2
*2.8K2
*1000ffl
4
Pin
READINGS
RESISTANCE
22
.22
3
Pin
02
00
2
Pin
1502
00
1
Pin
100K2
IMfif.
Tube
BARS
6BH6
1
2
Item
Cap
8
Pin
7
Pin
OV
ov
6
Pin
5VDC
90VDC
1
1
1
*2.5K2
.PO
02
02
.22
.22
Off
Tnf
392
392
.SKQ
n
17K2
15K2
g£4
6AG5
6AG5
3
4
5
svnr.
ov
n
ov
Rvnn
45VDC
§-
145VDC
1
no
6
«RK(?
.PS.
392
11K2
6AG5
ov
4SVDC
1
*3.5KO
*8KS2
.
1K6R
02
.22
T1002
*4.8K2
150SJ
.22
tll-ieg.
6SN7GT
6AG5
e
7
1.8VDCnv-75VDC
130VDC
02
*2.5K£2
*10K2
*3.SK2
Offi
02
02
02
.22
.22
2.5t1eK.
750KS
6AL5
9
VAC
S.3
OV
OV
.22
.22
02
02
02
500K2
22K2
02
6BA6
6AU6
6BA6
i
<
12
10
1.5VDC
1.5VDC
OV
DC
115VDC
112VDC
50V
T470K2
02
90K2
.22
02
*18002
.22
*2.5K2
02
.22
100K2
02
Inf.
200K2
ISHeK.
SK6GT
6AL5
6AT6
14
15
13
t21VDC
OV
-.3VDC
85VDC
tov
CV
•73VDC
T420KS2
TIMeg,
*?.KO
*17K2
PJ-lRf
T240K2
*400ffi
f?
U-feE.
tno
6.8K2
.
2Meg
P.Meg
.
.
2
n
1
*5002
tllfeK.
2.51-feK.
6SN7GT
6SN7GT
16
17
6.3VAC
OV
OV
6.3 VAC
T18VDC
t4.8VDC
OV
*362
T300K2
t82ffi
.22
T130K2
T280K2
T750KS2
Inf.
6SN7GT
6BG6G
20
18
19
a
T240VDC
OV
VAC
B.3
OV
T310VDC
tov
12
.22
Inf.
Inf.
Inf.
PIN
11
9002
Inf.
PIN
02
10
T280K2
Inf.
Inf.
*500£2
FIN
V20
Inf.
Inf.
Inf.
5V4G
1B3GT
21
T480VDC
OV
T400VDC
V22
12K2
SOOKfl
of
6 of V18
Pin 8 of
Pin
Pin 2
Inf.
OH
From
From
From
10BP4
5U4G
22
23
measured
Measured
'.'Measured
OVDC
31
-H5VDC
3R5VAC
volt-
to the
for
volts
7
11
at
maintained
voltage
Line
4.
1,000
20,000
at
of
are
measured
Voltage
AC
measurements
volt;
per
Voltage
ohms
DC
1.
minimum
both
given.
according
minimum.
at
are
vary
set
controls,
may
readings
service
controls
readings
of the
panels
readings.
age
ohms.
maximum
and
setting
Front
Where
5.
6.
com-
direc-
pin to
stated.
clockwise
socket
in a
otherwise
from
socket.
are
counted
of
unless
are
values
bottom
negative
on
numbers
tion
mon
Measured
2. Pin
3.
XOAVNOVW
SISSVKD
VOLTAGE
5
Pin
90VDC
ROVDC
1
1
4
Pin
U.3VAC
READINGS
VOLTAGE
6.3VAC
3
Pin
OV
nv
2
Pin
.9VDO
OV
5V.DC
Pin 1
.
svnc
,
-5
-
Tube
6BH6
fiAGS
1
2
Item
3
7svnn
i
fi 3v«n
nv
nv
v.svnn
i
find.
145VDC
ov
OV
6.3VAC
6.3VAC
OVovov
DC
6VDC
TV
.
-5
-5.
6AG5
6AG5
4
5
dfiVDC
d.svnn
3nvnn
i
1
i
80VDC
FWno.
-
nv
nv
Rvnn
ti
fi 3VAP
fi win
Rvnn
ti?nvnn
i
Rvnn
tnv
QJ£
-F,
6RM1T
BARS
fiAOS
8
6
7
DC
tov
ov
115VDC
135V
ovovnv
OV
OV
AC
AC
3,
3V
6.3VAC
6.
6.
-45VDC
OV
ov
DC
-45V
ov
ov
BBA6
6ALS
6BA6
9
10
1 1
-5.8VDC
50VDC
nv
6.3VAC
275VDO
AC
3V
t
6.3VAC
fi
OV
260VDC
pv^r
ov
-
OV
6.3VAC
2VDC
.
-
m
-.4VDC
nv
6AT6
6AU6
SiL5
RK6GT
14
12
13
15
16
130VDCT300VDC
DC
-.6V
10VDC
DC
50V
T
235VDG
-.2VEG
t
6SN7GT
T195VDC
T
-2VDC
DC
-1.3V
T330VDC
T
-44-vnc
t
t
T7.4VDC
tov
-ivno
T108VDC
t
6.3VAC
TOfiVCO
.svnr.
T
-i
nv
-2dVDC
6SK7GT
fi^GBr;
6S;\i7GT
17
18
20
19
12
6.3VAC
PIK
nv
OV
11
PIN
T400VDC
T430VDC
T430VDC
OV
iiRSVAO
ASURE
13
10
NOT
OV
PIN
230VDC
DO
«
nvnc
31
-70VDC
6 of V18
pin
VTVK
nv
ov
SV4G
ov
from
measure
with
1B3GT
5U4CJ
1DBP4
Taken
Measured
t
§
22
21
* Do not
23
I
>
0
CO
<£
CO
CD
O
m
•-.X
l/\-
\i
4'
-RESISTOR
IDENTIFICATION
PAGE
19
A
PHOTOFACT STANDARD
C)Howard
W.
NOTATION
Inc.
1949
SCHEMATIC
Soms & Co.,
PARTS LIST
AND
DESCRIPTIONS
bJ
b2
O
x
ITEM
No.
1/301
raos
V303
ITEM
No.
C301
eso£
C303
C304
C30E
csoe
C307
C3oe
C30S
C31C
C311
C31£
C312
C3K
C31E
C31t
USE
RF
Amp.
Illxer
Oscillator
RATING
VOL1
CAP.
8
8
1500
300
300
1.5
1.5
500
500
1500
4.7
4.7
500
1500
68
300
REPLACEMENT
STANDARD
REPLACEMENT
6JB
6J6
6J6
CAPACITORS
Fixed
Trimmer
Fixed
Trimmer
Bias
Filter
RF
Coupling
RF
Coupling
Neutralizing
Neutralizing
Filament
Bypass
RF
Bypass
Mixer
Grid
Osc.
Feedback
Osc.
Feedback
Filament
Bypass
Mixer
Decoupling
Fixed
Trimmer
IF
Coupling
TUBES
DATA
Filter
BASE
TYPE
7BF
7BF
7BF
IDENTIFICATION
ITEM
No.
R301
RoU2
R303
R304
RS05
RS06
R307
R308
R309
R310
R311
R312
R313
R314
ITEM
No.
L301
L302
L303
L304
L305
L306
L307
L308
L309
L310
RATINC
RESISTANCE
1502
1502
loooff.
10KS2
10002
loooa
56002
1
Meg
lOOOffi
10002
100K2
100KS
47!2
10002
USE
Interference Trap
Interference Trap
Ant. Input
RF
Low
Band
RF
High
Band
Mixer
Low
Band
Mixer
High
Band
Osc.
Low
Band
Osc.
High
Band
IF
Trans.
WATTS
^
X
i
•5
•£
2
|
I
-^
'2
±
Offl
Offl
OS
Offl
02
02
02
Offl
Offl
.22
PRI.
DC
Rt1
RF
Bias
RF1
RF
RF
Mixer
Mixer
Osc
Osc
Osc
Osc
Osc
Mixer
RES.
RESISTORS
Urid
Grid
Filter
Coll Shunt
Plate
Plate
Coll
Shunt
Grid
Plate
Plate
Grid
Grid
Cathode
Decoup.
COILS
SEC.
02
IDENTIFICATION
to
PAGE
15
ITEM
No.
VI
RF
Amp.
V2
Mixer
V3
Oscillator
V4
1st
V5
2nd
V6
3rd
V7
4tn
V8
Video
V9
DC
Rest.
V10
1st
Vll
2nd
V12
Llmiter
V13
Discriminator
V14
AF
Amp.
V15
Audio
V16
Sync . Amp . -Sync
V17
Vert.
V18
Hor.
V19
Hor.
V20
Damper
V21
HV
Rectifier
V22
LV
Rectifier
V23
Picture
RATING
ITEM
No.
CAP.
CIA
40
B
10
C
10
C2A
30
B
40
C
10
C3A
75
B
50
C4A
25
B
10
C
20
05A
30
B
30
C
10
06
680
C7
680
C8
680
C9
680
CIO
680
Cll
1.5
C12
4.7
CIS
.68
C14
25
015
1.5
C16
5000
017
1500
CIS
.3
019
680
C20
680
C21
680
C22
680
C23
270
C24
68
C25
1000
026
1000
C27
1000
028
270
43
029
030
1000
031
1000
C32
1000
CSS
270
034
1000
C35
1000
036
1000
C37
1000
038
270
C39
75
75
C40
C41
1000
042
270
043
5
044
10
C45
.05
046
.05
C47
.05
C48
.25
C49
1000
050
1000
.01
C51
CS2
1000
053
1000
054
1000
CSS
36
C56
1000
057
270
058
.01
CS9
.01
060
.003
USE
Video
Video
Video
Video
Amp.
-Sync
Clamper
Sound
Sound
Output
Clipper
-Osc.
Output
AFC-Hor.
Output
Tube
VOLT
475
475
475
475
475
475
475
50
475
475
50
475
475
475
500
500
500
500
400
600
600
400
600
500
400
400
600
IF
IF
IF
IF
IF
IF
-Vert
Osc.
Capacity
and
MAGNAVOX
PART
270021G14
270021015
270021G16
270021G12
270021013
250088046
250088G46
250088G46
250088045
250088G46
250088G46
250088G46
250088045
250088046
250088G46
250088046
250088046
250088G45
250159044
250088G46
2S0088G45
250088G44
250159G92
250151G24
250151G35
250151G35
2501S1G21
250088G46
250088G46
250151038
250088046
250088046
250088G46
250088043
2S0088G46
250159G87
250151027
2501S1G27
250151G43
MAGNAVOX
PART
6BH6
6AG5
6C4
6AG5
6AG5
6AGS
6AG5
6SN7GT
6AL5
6BA6
6BA6
6AU6
6AL5
6AT6
6K6GT
6SN7GT
6EN7GT
6SN7GT
6BG6G
5V4G
1B3GT
5U4G
10BP4
Paper
No.
TUBES
REPLACEMENT
No.
values
Capacitors,
AEROVOX
PART
AF44J4A
1468-001
1468-001
1468-001
1468-00025
1468-001
1468-001
1468-001
1468-00025
1468-001
1468-001
1468-001
1468-001
1468-00025
1468-
000075
1469-
000075
1468-001
1468-00025
1469-
000005
1468-00001
P488-05
P688-05
P688-05
P488-25
1468-001
1468-001
P688-01
1468-001
1468-001
1468-001
1468-00004
1468-001
P488-01
P488-01
P688-003
(SYLVANIA
DATA
STANDARD
REPLACEMENT
6BH6
SAGS
6C4
6AG5
6AG5
6AG5
6AG5
6SN7GT
6AL5
6BA6
6BA6
6AU6
6AL5
6AT6
6K6GT
6SN7GT
6SM7GT
6SN7GT
6BG6G
5V4G
1B3GT
5U4G
10BP4
given
in the
and in
REPLACEMENT
CORNELL-
DUBILIER
No.
PART
UP9CJ
UP9CJ
UP9BJ
UP8CJ
UP9CJ
1W5D1
1W5D1
1W5D1
5W5T25
1W5D1
1W5D1
1W5D1
5W5T25
1W5D1
1W5D1
1W5D1
1WSD1
5W5T25
5W5Q7
1W5D1
5W5T25
5R5V5
5W5Q1
GT4S5
GT6S5
GT6E5
GT4P25
1W5D1
1W5D1
GT6S1
1W5D1
1W5D1
1W5D1
5W5Q4
1W5D1
GT4S1
GT4S1
GT6D3
or
Equivalent)
RMA
BASE
TYPE
70M
7BD
6BG
7BD
7BD
7BD
7BD
8BD
6BT
7BK
7BK
7BK
6BT
7BT
73
8BD
8BD
8BD
5BT
5L
3C
5T
CAPACITORS
rating
column
mmfd.
for
Mica
DATA
ERIE
PART
No.
983
897
730
1065
897
No.
GP2K-750
GP2K-750
GP2K-750
GP2K-750
GP2K-750
NPOK-5
GP1K-25
GP2L-0015
NPOK-3
GP2K-750
GP2K-750
GP2K-750
GP2K-750
GP2K-250
GP2L-001
GP2L-001
GP2L-001
GP2K-250
GP2L-001
OP2L-001
OP2L-001
GP2K-250
GP2L-001
GP2L-001
GP2L-001
GP2L-001
GP2K-250
OP1K-75
NPOM-75
GP2L-001
GP2K-250
NPOK-5
GP1K-10
GP2L-001
GP2L-001
GP2-3S5-01
GP2L-001
GP2L-001
GP2L-001
GP1K-50
GP2L-001
GP2-335-01
GP2-335-01
GP2M-003
are in
and
SOLAR
PART
MW.5-21
MW.5-21
MW.5-21
MO.5-325
MW.5-21
MW.5-21
MW.5-21
MO.5-325
MW.5-21
MW.5-21
MW.5-21
MW.5-21
MO.5-325
MOS.5-47
MW.5-21
MO.5-325
MOS.5-55
MO.
ST-4-05
ST-6-05
ST-6-05
ST-4-25
MW.5-21
MW.5-21
ST-6-01
MW.5-21
MW.5-21
MW.5-21
MO.
MW.5-21
ST-4-01
ST-4-01
ST-6-003
mfd.
Ceramic
No.
5-41
5-44
for
Electrolytic
Capacitors.
SPRAGUE
PART
No.
TVL-40
TVL-55
TVL-18
TVL-38
TVL-55
1FM-21
1FM-21
1FM-21
1FM-325
1FM-21
1FM-21
1FM-21
1FM-325
1FM-21
1FM-21
1FM-21
1FM-21
1FM-32S
1FM-475
1FH-21
1FM-325
MS-55
MS-41
TM-15
TM-15
TM-15
TO
-2
1FH-21
1FI1-21
TM-11
1FM-21
1
FM-21
1FM-21
1FM-44
1FM-21
TM-11
TM-11
TH-23
NOTES
IDENTIFICATION
INSTALLATION
-
Filter
•
Decoupling
A
Vert.
Out
-
Filter
•
Filter
A
Decoupling
•
Filter
*
Vert.
Out.
•
Output
B
Filter
*
Output
-
Filter
•
Filter
A
Filter
RF
Coupling
RF
Cathode
RF
Screen
RF
Plate
RF
Bypass
RF
Coupling
"
"
"
"
" ' "
Osc.
Coupling
Mixer
Screen
Mixer
Plate
Osc.
Feedback
ti
11
RF
Bypass
Osc.
Fil.
AGO
Filter
IF
Coupling
Fixed
Trimmer
AGO
Filter
1st
Video
Decoupl
ing
IF
Coupling
Fixed
Trimmer
AGO
Filter
2nd
Video
Decoupling
IF
Coupling
AGO
Filter
3rd
Video
3rd
Video
Decoupling
IF
Coupling
4th
Video
Fixed
Trimmer
4th
Video
IF
Coupling
Fixed
Trimmer
Diode
Filter
Video
Coupling
u
Si
" "
Brightness
1st
S. IF
1st S. IF
2nd
S. IF
2nd S. IF
2nd S. IF
2nd
S. IF
Llmiter
Grid
Limiter
Decoupling
RF
Bypass
Audio
Coupling
AF
Plate
Bypass
CODES
AND
NOTES
Plate
Dec.
Cath.
Decoupling
Cath.
Byp.
Bypass
Bypass,
Decoupling
Bypass
Decoup.
Bypass
IF
Decoup.
IF
Decoup.
IF
Fil.
Bvp.
IF
Decouplinj
IF
Cath.
IF
Decoup.
Cont.
Byp.
Cath. Bypass
Decoupling
Grid
Filter
Cath.
Byp.
Screen
Byp.
Plate
Decoup.
Filter
Byp
Byp
ITEM
No.
C61
062
063
C64
C65
C66
067
C68
069
070
C71
072
C73
C74
075
076
077
078
079
C30
081
032
083
084
085
086
C87
088
089
C90
091
R1A
R2A
R3A
R4A
R5A
R6
R7
R8
R9A
R10A
ITEM
No.
Rll
R12
R13
R14
R15
R16
HI
R18
R19
R20
R21
R22
R23
R24
R25
R26
R27
R28
R29
R30
R31
R32
R33
R34
R35
R36
R37
RS8
R39
R40
R41
R42
R43
R44
R45
R46
R47
R48
R49
R50
R51
R52
R53
R54
R55
R56
R57
R58
No.
B
0
B
B
B
B
B
7
RATING
CAP.
.01
.005
.05
100
180
.002
.005
.005
4700
.1
.35
.03
.002
.02
.25
.05
180
2200
390
.25
.05
.03
.05
5
270
500
.£5
.05
.05
10000
120
*
Some
T
Not
used
RESIST-
ANCE
1
Meg.
Shaft
Switch
50K2
Shaft
1
Meg.
Shaft
50K2
Shaft
lOKffi
Shaft
302
SOffl
22002
50002
Shaft
2.5 Meg
RESISTANCE
1502
10K2
22K2
1502
47002
1
Meg.
47KSJ
22KB
4702
68002
10002
1502
lOKffl
392
lOOOffl
10002
lOOOffl
12K2
10K2
82K2
6.8
Meg.
10002
lOKffl
39fi
10002
1502
1502
47002
392
27002
10002
ISOffl
56002
10002
47002
1
Meg.
20002
1
Meg.
1002
SSOOffi
10K2
2.2
Meg.
150K2
1
Meg.
47K2
1002
22002
470K2
VOLT
600
6vjO
400
500
500
600
400
400
500
400
400
600
600
400
400
600
500
500
500
400
600
600
600
500
500
15000
400
400
400
300
500
mode
RATING
RATING
I'iAGNAVOX
PART
250151G38
250151G41
250151G24
250159G98
2S0159G83
250151G44
250151030
250151G30
S50161G24
250151022
250172G1
250151G36
250151G44
2S0151G26
250151021
250151G35
250159G85
250160G46
250159G89
2501
250151G35
250151036
250151G35
250159G91
250159G87
250173G1
250151G21
250129G15
250129015
Is
use
in
all
WATTS
i
i
i
2
"2
3
3
4
1
2
WATTS
4
^
i
i
\,
2
i
i
1
^
^
i
^
is
|
i
^
-^
i
-i.
±
i
X
^
•i
I
i
1
£
2
I
5
7?
I
\,
\
2
?
2
2
?
PARTS
No.
P688-01
P688-005
P488-05
1468-0001
P688-002
P688-005
P688-005
P488-1
P488-2S
P688-03
P688-002
P488-02
P488-25
P688-05
1469-0004
72G1
P488-25
P688-05
P688-03
P688-05
1468-
1468-0003
P488-25
P488-05
P488-05
1467-01
130IW
in
models.
REPLACEMENT
MAGNAVOX
PART
No.
220076G8
Not
Req.
Not
Req.
220076G7
Not
Req.
220076G12
Not
Req.
220076G11
Not
Req.
220076G6
Not
Req.
220076G10
2200
76G
9
22007601
22007603
Not.
Req.
220076G5
REPLACEMENT
MAGNAVOX
PART
No.
230084G52
230084G74
2S0084G45
230084G62
230084G62
230084G62
230084G75
230084G74
2S0084G85
230084036
2S0084062
230084G74
230084G45
230084G62
230084G52
230084G52
2S0084G70
230084G70
230084G67
230084G62
230084G52
230084G71
230084G13
230084G70
230084G31
230084G166
230084G31
230084G7
230085G171
230084G19
230084G33
230084G88
230084G31
230084G23
230084G7
230084G15
230084G29
LIST
AEROVOX
PART
ff\M
D13-137
A
41
A
Dll-137
A
A
Dll-116
A
W-30
W-3000
E
No.
000005
this
IRC
PART
Dll-123
D13-123
Dll-114
Ah
REPLACEME
CORNELL-
OUBILIER
PART
No.
GT6S1
GT6D5
GT4S5
5W5T1
GT6D2
GT6D5
GT6D5
GT4P1
GT4P25
GT6S3
GT6D2
GT4S2
GT4P2S
GT6S5
5R5T4
GT4P25
GT6SS
OT6S3
GT6S5
5W5V5
5W5T3
GT4P2S
GT4S5
GT4S5
IDS
SI
applicatl
DATA
No.
n-K
Not
SW-A
M-44
Not
H-61
Not
M-46
Not
M-27
Not
58-3
58-3
58-3
AM-1
KSSM-83
CLA
PAI
RE!
DATA
IRC
PART
No.
BTS-22K
BTS-47K
BTS-22K
BTS-1000
BTS-1000
BTS-1000
BTS-1000
BTS-12K
BTS-10K
BTS-82K
BTS-6.8
Mef
BTS-1000
BTS-1000
BTS-2700
BTS-1000
BTS-S600
BTS-1000
BTS-4700
BTS-1
Meg.
uTS-1
Meg.
BTS-3300-55!
BTS-1
OK
BTS-2.2
Meg
BTS-150K
BTS-1 Meg.
BTS-47K
BTS-2200
BTS-470K
PAGE
16
for
Electrolytic
mic
Capacitors.
SPRAGUE
PART
No.
TVL-40
TVL-55
TVL-18
TVL-38
1FM-21
1FM-21
1FM-21
1FM-32:
1FI1-21
1FM-21
1FI1-21
1FM-325
1FM-21
1FM-21
1FM-21
1F11-21
1FM-32!
1FM-47E
1FM-21
1FH-326
I1S-55
MS-41
TH-15
TM-15
TI1-15
TC-2
1FI1-21
1FM-21
TM-11
1FM-21
1FK-21
1FI1-21
1FM-44
1FH-21
TM-11
TM-11
TH-23
IDENTIFICATION
INSTALLATION
-
Filter
•
Decoupling
A
Vert.
-
Filter
•
Filter
*
Decoupling
-
Filter
i
Vert.
-
Output Decoupling
B
Filter
*
Output Cath.
-
Filter
•
Filter
i
Filter
RF
Coupling
RF
Cathode
RF
Screen
RF
Plate Decoupling
RF
Bypass
RF
Coupling
Osc. Coupling
Mixer Screen
Mixer
Osc. Feedback
RF
Bypass
Osc.
AGC
IF
Coupling
Fixed Trimmer
AGO
Filter
1st
Decoupl
IF
Coupling
Fixed
AGC
2nd
Decoupling
IF
Coupling
AGC
3rd
3rd
Video
Decoupling
IF
Coupling
4th
Video
Fixed
4th
Video
IF
Coupling
Fixed
Diode
Video
Brightness Cont.
1st
S. IF
1st S. IF
2nd
S. IF
2nd
S. IF
2nd S. IF
2nd S. IF
Limiter
Limlter
RF
Bypass
Audio
AF
Plate
CODES
AND
Out
Plate
Out.
Cath.
Bypass
Bypass*
Bypass
Plate Decoup.
Fil.
Bypass
Filter
Video
IF
Decoup.
Ing
Trimmer
Filter
Video
IF
Decoup.
Filter
Video
IF
Fil. Byp.
IF
Decoupliri
IF
Cath.
Trimmer
IF
Decoup.
Trimmer
Filter
Coupling
Cath.
Decoupling
Grid Filter
Cath.
Screen
Plate Decoup
Grid
Filter
Decoupling
Coupling
Bypass
NOTES
Byp.
Dec.
Byp
Byp
Byp.
Bypass
Byp.
Byp.
ITEM
No.
C64
C69
C70
C71
C72
C7S
C74
C75
080
C84
C85
C86
CS7
C88
C89
C91
R1A
R2A
R8
R9A
ITEM
No.
Rll
R12
R13
R14
R15
R16
R17
R18
R19
R20
R21
R22
R23
R24
R25
R26
R28
R29
R30
R31
R32
R33
R34
R35
R36
R37
R38
R39
R40
R41
R42
R43
R44
R45
R46
R47
R48
R49
R50
R51
R52
R53
R54
R55
R56
R57
R58
ITEM
No.
R4A
R5A
R6
R7
R10A
.002
180
3200
.25
*
Some mode
T
Not
RESIST-
ANCE
1
Meg.
B
Shaft
C
Switch
50KS2
Shaft
1
Meg.
Shaft
50KS?,
B
Shaft
10K2
B
Shaft
SOB
302
22002
50002
B
Shaft
2.5 Meg
RESISTANCE
isoa
ioKa
22KB
isoa
4700B
1
Meg.
47K2
22K2
4702
68002
10002
1502
10K2
392
10002
10002
10002
12K2
lOKffl
82K2
6.8
Meg.
1000B
10KB
392
10002
1502
1502
47002
392
27002
lOOOffl
1502
5600B
10002
47002
1
Meg.
20002
1
Meg.
1002"
33002
10K2
2.2
Meg.
150K2
1
Meg.
47K2
1002
22002
470K2
used
PARTS
1AGNAVOX
PART
No.
250151G38
250151G41
250151G24
2S01S9G98
250159G83
250151G44
250151G30
2S0151G30
250161G24
250151G22
250172G1
2501S1G36
250151G44
250151G26
250151G21
250151G35
250159G85
250160G46
250159G89
250172G1
250151G35
250151G36
2S0151G35
250159G91
250159G87
15017301
S0151G21
250129G15
250129G15
Is
use
120MMF
in
all
models.
MAGNAVOX
PART
220076G8
Not
Not
220076G7
Not
220076G12
Not
220076G11
Not
220076G6
Not
220076G10
220076G9
220076G1
220076G3
Not
220076GS
230084G70
230084G31
230084G166
230084G31
230084G7
230085G171
LIST
REPLACEMENT
No.
000005
this
IRC
PART
D13-137
A
41
Dll-123
A
Dll-137
A
D13-123
A
Dll-116
A
W-30
W-3000
Dll-114
E
BTS-6.8
BTS-1000
BTS-2700
BTS-1000
BTS-5600
bTS-1000
BTS-4700
BTS-1
BTS-1
BTS-3300-556
BTS-10K
BTS-2.2
BTS-150K
BTS-1 Meg.
BTS-47K
BTS-2200
BTS-470K
No.
BTS-22K
BTS-47K
BTS-22K
BTS-1000
BTS-1000
BTS-1000
BTS-12K
BTS-10K
BTS-82K
CORNELL.
DUBILIER
PART
GT6S1
GT6D5
GT4S5
5W5T1
GT6D2
GT6D5
GT6D5
GT4P1
GT4P25
GT6S3
GT6D2
CT4S2
GT4P25
GT6S5
5R5T4
GT4P25
GT6S5
GT6S3
GT6E5
5W5V5
5W5T3
GT4P25
GT4S5
GT4S5
1D3S1
application.
DATA
DATA
PART
AEROVOX
PART
P688-01
P688-005
P488-05
1468-0001
P688-002
P688-005
P688-005
P488-1
P488-25
P688-03
P688-002
P488-02
P488-25
P688-05
1469-0004
P488-25
P688-05
P688-03
P688-05
1468-
1468-0003
P488-25
P488-05
P488-05
1467-01
In
CONTROLS
REPLACEMENT
No.
Req.
Req.
Req.
Req.
Req.
Req.
Req.
REPLACEMENT
MAGNAVOX
PART
No.
230084G52
230084G74
230084045
230084062
230084G62
230084G62
230084G75
230084G74
230084G85
230084G36
230084G62
230084G74
230084G45
230084G62
230084G52
230084G52
230084G70
230084G70
230084G67
230084G62
230084G52
230084G71
230084G13
230084G19
230084G33
230084G88
230084G31
230084G23
230084G7
230084G1S
230084G29
AND
No.
GP2I1-002
GP2H-005
GP2M-005
GP2M-002
GP2K-300
CLAROSTAT
PART
No.
M-63-Z
Not
Req.
SW-A
M-44-S
hot
Req.
M-61-S
Not
Req.
M-46-Z
Not
Req.
M-27-S
Not
Req.
58-30C.TAP
58-30
58-3000
AM-19-S
KSS-3
M-83-S
RESISTORS
IRC
No.
Meg
Meg.
Meg.
Meg
DESCRIPTIONS
DATA
ERIE
PART
GP1K-100
NPOK-5
All
Br.-Grn.-br.
Br.-Blk.-Or.
Red-Red-Or.
Br.-Grn.-Br.
Yl.-Vi.-Red
Br.-Grn.-Grn.
Yl.-Vl.-Or.
Red-Red-Or.
Yl.-Vi.-Br.
Blue-Gray-Red
Br.-Blk.-Red
Br.-Grn.-Br.
Br.-Blk.-Or.
Or.-Whlte-Blk.
Br.-Blk.-Red
Br.-Blk.-Red
Br.-Blk.-Red
Br.-Red-Or.
Br.-Blk.-Or.
Gray-Red-Or.
Blue-Gray-Grn.
flr.-Blk.-Red
Br.-Blk.-Or.
Or.-Whlte-Blk.
Br.-Blk.-Red
Br.-Grn.-Br.
Br.
-Grn.-Br.
Yl.-Vl.-Red
Or.-White-Blk.
Red-Vl.-Red
Br.-Blk.-Red
Br.-Grn.-Br.
Grn.-Blue-Red
Br.-Blk.-Red
Yl.-Vl.-Red
Br.-Blk.-Grn.
Red-Blk.-Red
Br.-Blk.-Grn.
Br.-Blk.-Br.
Or.-Or.-Red
Br.-Blk.-Or.
Red-Red-Grn.
Br.-Grn.-Yl.
Br.-Blk.-Grn.
Yl.-Vl.-Or.
Br.-Blk.-Br.
Red-Red-Red
Yl.-Vi.-Yl.
SOLAR
No.
Volume control
Attach
Brightness control
Attach
Vert.
Hold
Attach
Horlz.
Attacht
Contrast c ontrol
Attach
Vert. Centering control tapped
Horiz.
Focus control
Vert. Linearity control
Attpchto
lieirht
resistors
SPRAGUE
PART
No.
PART
ST-6-01
ST-6-OOi
ST-4-05
MO.5-31
ST-6-002
ST-6-005
ST-6-OOS
ST-4-1
ST-4-25
ST-6-03
8T-6-00;
ST-4-02
ST-4-25
ST-6-05
MOS.5-34
ST-4-25
ST-6-05
ST-6-03
ST-6-05
110.5-55
ST-4-25
MPH-4-05
HPH-4-05
Mw.3-11
to
to R2A Per
to
Hold control
o R4A Per
to R5A Per
TM-11
TM-25
TM-15
1F.M-31
TM-22
TM-25
TM-25
TM-1
TC-2
TI1-13
TM-22
TH-12
TC-2
TM-15
HS-34
TC-2
TM-15
TM-13
TH-15
i'.S-b6
TC-2
TM-15
TK-15
1FM-11
INSTALLATION
R1A Per
control
R3A Per
No.
Instructions
Instructions
Instructions
Instructions
Instructions
Centering control
R9A Per
control
are ±
Instructions
IDENTIFICATION
20%
unless
RF
Decoupling
RF
Screen
RF
Grid
RF
Cathode
Mixer
Coil Shunt
Mixer
Grid
Mixer Screen
Osc.
Grid
OSC'.
Cathode
Osc. Plate
Mixer Decoupling
Decoupling
1st
Video
1st
Video
1st
Video
Bias
Network
2nd
Video
2nd
Video
2nd
Video
DecouplIrg
3rd
Video
3rd
Video
3rd
Video
3rd
Video
4th
Video
4th
Video
4th
Video
Video
Det.
1st
Video
1st
Video
2nd
Video
2nd
Video
Video
Amp.
Picture Tube
DC
Restorer Load
Picture Tube
DC
Restorer Load
IDENTIFICATION
INSTALLATION
Audio
Coupling
Output
Plate
Sync.
Coupling
Sync.
Coupling
Integrator
Vert.
Osc.
Vert. Discharge
Vert. Coupling
Vert.
Cent. Cont.
Hor.
Sync.
AFC
Filter
Hor.
AFC
Her.
Osc.
Hor.
Discharge
Hor. Coupling
Hor. Output
lior.
Output Screen
Damper Filter
AFC
Feedback
Hor. Cent. Cont.
liV
Filter
Contr.
Cont.
Line Filter
NOTES
CODES
otherwise
IF
Grid
IF
Cathode
IF
Decoupling
IF
Grid
IF
Cathode
IF
Decoupling
IF
Grid
IF
Cathode
IF
Plate
IF
Decoupling
IF
Cathode
IF
Plate
IF
Decoupling
Load
Amp.
Grid
Amp. Plate
Amp.
Grid
Amp.
Cathode
Plate
Grid
Bias
Filter
CODES
AND
Net.
Grid
Coupling
Plate
Grid
Cath.
(a)
15B
NOTES
Bypass
*
Byp.
Byp.
Cap.
Byp.
Bypass
stated.
Byp.
Byp
ITEM
No.
R59
R60
R61
R62
R63
R64
R65
R66
R67
R68
R69
R70
R71
R72
R73
R74
R75
R76
R77
R78
R79
R80
R81
R38
R83
R84
R85
R86
R87
R88
R89
R90
R91
R92
R93
R94
R95
R96
R97
R98
R99
R100
R101
RJOg
R103
R104
R105
R106
R107
R108
R109
R110
Rill
R112
R113
R114
R11S
R116
Rll?
Riia
ITEM
No.
ITEM
No.
ITEM
No.
RESISTANCE
1002
68002
22KS2
10002
22K2
10KS2
10K2
lOOKffl
100K2
22K2
15
Meg.
220K2
470KB
8202
1500S
1
Meg.
15K2
3.9
Meg.
68002
22KS
82002
82002
1
Meg.
100K2
4.7
Meg.
1.5
Meg.
3300S
2.2
Meg.
5602
10002
3302
1202
10402
33KS2
33KB
362
2202
2202
800B
560K2
180K2
150KB
82002
3.3
Meg.
270K8
120K2
30K2-38K2
10K2
100K2
10K2
120K2
150K2
432
1
Meg.
822
47002
56K8
560K2
1
Meg.
4.7
Meg.
# Set
11'/VAC
a>2.0A
DC
RESISTANCE
PRT.
1252
Tap
i>902
L702
H.OS2
Tap
ill
702
S702
142
622
3952
FIELD
PM
RES.
WATTS
slider
SEC.
1 I
750VCT
.
24AD(
6.2VAC
®
7.6A
02
6.72
4102
PRI.
at
SEC.
DC
1"
.222
PART
230084G7
230084G1
230084G1
230084G1
23008402
230084G1
230084G1
23008402
230084G2
230084G2
230084G2
23008509
23008402
230086G6
230086Q1
230084G3
230085G?
230084G1
230084G1
230084GE
230084-0'
230084Gr,
230084GJ
230084-GJ
230084GJ
230084GE
230084G1
230084GC23008SGE
230085GI
230086G1
240035G',
230086G!
230086G;
230084G]
230086G!
230086Q!
2400350!
S30090GS
230090G'
230090G!
230084G'
230084G'
230090G1
230084GS
230091G]
230084G-,
230092G]
230084G]
2300900;230084Gf
230084G]
23008405
230086G<
230086G1
230084GE
230084G!
230085GC230084GS
center
2
5VAC
©3A
TR/s
MAGNAVO
PART
320024G1
360541G1
RES.
N
No
TR
3,
DESCRIPTIONS
SOLAR
No.
PART
ti-01
)LS
Volume
Attach
Brightness
Attach
Vert.
Attach
Horiz.
Attacht o R4A
Contrast c ontrol
Attach
Vert.
Horiz.
Focus
Vert.
Att?c>ito
Helrht
resistors
•Grn.
•Blk.-Or.
-Red-Or.
-Grn.
•VI.-Red
-Grn.
-VI.-Or.
-Red-Or.
-VI.-Dr.
;-G
ray-Red
-Blk.-Red
-Grn.
-Blk.-Or.
•White-Elk.
-Blk.-Red
-Blk.-Red
-Blk.-Red
-Red-Or.
-Blk.-Or.
•-Red-Or.
i-Gray-Grn.
•Blk.-Red
•Blk.
-Whlte-Dlk.
•filk.-Red
•Grn.-nr.
-Grn.
•VI.-Red
•Whlte-Dlk.
-VI.-Red
-Blk.-Red
•Grn.-Br.
-Blue-Red
-Blk.-Red
VI.-Red
-Blk.-Grn.
•Blk.-Red
-Blk.-Grn.
•Blk.-Br.
Or.-Red
Blk.-Or.
Red-Grn.
3rn.-Yl.
Blk.-Grn.
VI.-Or.
Blk.-Br.
Red-Red
Vi.-Yl.
No.
ST-6-01
ET-6-005
ST-4-05
HO.5-31
ST-6-002
ST-6-005
ST-6-005
3T-4-1
6T-4-25
ST-6-03
ST-6-002
ST-4-02
ST-4-25
ST-6-05
I10S.5-34
ST-4-25
ST-6-05
ST-6-03
ST-6-05
110.5-55
ST-4-25
I'lPli-4-05
KPH-4-05
I1W.3-11
control
to R1A Per
to
R2A
Hild
control
to R3A
Hold
to R5A Per
Centering
Centering;
control
Linearity
R9A Per
control
are ± 20%
-Br.
-Br.
-Grn.
-Br.
-Or.
-Br.
Picture
DC
Picture Tube
DC
1st
1st
2nd
SPRAGUE
PART
No.
TI1-11
TM-25
TM-1S
1FK-31
TM-22
TH-25
TM-25
TM-1
TC-2
TT-1-13
TM-22
TK-12
TC-2
TM-15
HS-34
TC-2
TI'I-15
TM-13
TI-1-15
KS-55
1FM-32!
TC-2
Tl'l-15
TK-15
INSTALLATION
Instructions
control
Per
Instructions
Per
Instructions
control
Per
Instructions
Instructions
control
control
control
Instructions
IDENTIFICATION
RF
RF
RF
RF
Mixer
Mixer
Mixer
Osc. Grid
OsC'.
Osc. Plate
Mixer
Decoupling
1st
1st
1st
Bias
2nd
2nd
2nd
Decouplirg
3rd
3rd
3rd
3rd
4th
4th
4th
Video
1st
1st
2nd
2nd
Video
unless
Decoupling
Screen
Grid
Cathode
Coil
Grid
Screen
Cathode
Decoupling
Video
IF
Video
IF
Video
IF
Network
Video
IF
Video
IF
Video
IF
Video
IF
Video
IF
Video
IF
Video
IF
Video
IF
Video
IF
Video
IF
Det. Load
Video
Amp.
Video
Amp.
Video
Amp. Grid
Video
Amp. Cathode
Amp. Plate
Tube
Restorer Load
Restorer Load
Sound
IF'
Sound
IF
Sound
IF
Shunt
IDENTIFICATION
INSTALLATION
Audio
Coupling
Output
Sync.
Coupling
Sync.
Coupling
Integrator
Vert.
Osc.
Vert.
Discharge
Vert.
Coupling
Vert.
Cent.
Hor.
Sync.
AFC
Filter
AFC
Hor.
Hor.
Hor.
Coupling
Hor.
Hor.
Hor.
Damp
ir
AFC
Feedback
Hor. Cent. Cont. Byp.
HV
Filter
Contr. Cont. Bypass
Line Filter
Fixed
Trimmer
NOTES
tapped
CODES
otherwise
Grid
Cathode
Decoupling
Grid
Cathode
Decoupling
Grid
Cathode
Plate
Decoupling
Cathode
Plate
Decoupling
Grid
Plate
AND
Plate
Net.
Grid
Cont.
Coupling
Plate Byp.
Osc.
Grid Cap.
Discharge
Output
Catt:.
Output
Screen
Filter
{£)
15ft
CODES
NOTES
Bypass
*
Byp.
byp.
t
stated.
Grid
Bias
Filter
Cathode
Decoupling
Grid
Byp
ITEM
No.
R59
R60
R61
R62
R63
R64
R65
R66
R67
R68
R69
R70
R71
R72
R73
R74
R75
R76
R77
R78
R79
R80
R31
R82
R83
R84
R8S
R86
R87
R88
R89
R90
R91
R92
R93
R04
R95
R96
R97
R98
R99
R100
R101
RIO;
RIO:
R104
HI
R106
RIO1
R108
R109
R110
Rill
Rll
Rll
HI
Rll
R116
Rll
R118
ITEM
No.
T5
T6A
T7
ITEM
No.
ITEM
B
No.
SP2
05
14
L25ffi
i>90ffi
1702
1102
s)1702
6709.
142
62fi
3S52
RATING
RESISTANCE
1002
68002
22K2
1000S!
22KS
10KS!
lOKffl
100KS2
10GK2
22K2
15
Meg.
220K2
470K2
820S
15002
1
Meg.
15KH
3.9
Meg.
22KS2
82002
82002
1
Meg.
100K2
4.7
Meg.
1.5
Meg.
3300S
2 2
MeK
5602
10002
3302
1202
10402
33K2
33KS2
sea
2202
2202
8002
bdOK2
180K2
150K2
82002
3.3
Meg.
270K2
120K2
30K2-38KS2
10K2
100K2
10K2
120K2
150K2
432
1
Meg.
822
47002
56K2
560K2
I
Meg.
4.7
Meg.
#
Set
PRI.
117VAC
i)2.0A
DC
RESISTANCE
Tap.
Tap.
9.5K2
3.22
7
1/4"
WATTS
slider
SEC.
7SOVCT
g)
.24AD(
6.2VAC
S)
7.6A
1480S
7.52
02
6.72
SEC.
at
RATING
1 I
SEC. 2 SEC.
©3A
REPLACEMENT
MAGNAVOX
PART
No.
230084G7
230084G18
230084G18
230084013
230084G21
230084G19
230084G19
230084G25
230084G25
230084G21
230084G256
230085090
230084G29
230086G61
230086G14
230084031
230085G20
2300840105
230084G18
230084G21
2B0084G73
230084073
230084G231
230084025
230084G35
230084G32
230084G16
230084G33
230085G59
230085G13
230086G10
240035G7
230086G22
230086G22
230084G124
230086G9
230086G9
240035G8
230090G5
230090G4
230090G2
230084G73
230084G73
230090G1
230084G87
230091G1
230084G74
230092G1
230084G19
230090G3
230084G26
230084G126
230084G31
230086G49
230086G17
230084G83
230084G95
230085G31
230084G35
center point.
5VAC
TRANSFORMER
3
5VAC
® 2A
TRANSFORMER
MAGNAVOX
PART
No.
320025G1
320026G1
320024G1
TRANSFORMER
MAGNAVOX
PART
320027G1
MAGNAVOX
PART
No.
RESISTORS
DATA
IRC
PART
No.
BTS-6800
BTS-22K
BTS-1000
BTS-22K
BTA-10K
BTA-10K
BTS-100K
BTS-100K
BTS-22K
BTS-15
Meg.
BTA-220K
BTS-470K
BW-2-820
BT-2-1500
BTS-1 Meg.
BTA-15K
BTS-3.9
Meg.
BTS-6800
BTS-22K
BTS-8200
BTS-8200
BTS-1
Meg-5%
BTS-100K
BTS-4.7
BTS-1.5
Mep.
BTS-3300
BTS-2.2
Meg.
DTA-560
BTA-1000
BW-2-330
BW-2-1SO
DHA-lOOOif
BT-2-33K
BT-2-33K
bW-2-220
BW-2-220
AB-800
BTS-560K-5%
BTS-180K-5%
BTA-150K-5*
BTS-8200
BTS-3.3
BTA-270K
BTS-120K
BTS-10K
BTS-10K
BT-2-120K
BTS-1SOK
BT-2-4700
BTS-56K
BTS-560K
BTS-4.7
MAGNAVOX
PART
REPLACEMENT
STANCOR
PART
No.
A-812]
A-8117
A-9115
DY-1
STANCOR
PART
No.
REPLACEMENT
Br.-Blk.-Br.
Blue-Gray-Red
Red-Red-Or.
jr.-Blk.-Red
Red-Red-Or.
Br.-BIk.-Or.
Jr.-Blk.-Or.
Jr.-Blk.-Yl.
6r.-Blk.-Yl.
Red-Red-Or.
Br.-Grn.-Blue
Red-Red-Yl.
Y1.-V1.-Y1.
Gray-Red-Br.
Br.-Grn.-Red
Br.-Blk.-Grn.
Br.-Grn.-Or.
Or.-White-Grr,.
Blue-Gray-Red
Red-Red-Or.
Gray-Red-Red
Gray-Red-Red
Br.-Blk.-Grn.
i3r.-Blk.-Yl.
Meg.
Yl.-Vl.-Orn.
Br.-Grn.-Grn.
Or.-Or.-Red
Red-Red-Grn.
Grn.-Blue-Br.
Br.-Blk.-Red
Or.-Or.-Br.
Br.-Red-Br.
Or.-Or.-Or.
Or.-Or.-Or.
Or.-Blue-Blk.
Red-Red-Br.
Red-Red-Br.
Grn.-!lue-Yl.
Br.-Gray-Yl.
Br.-Grn.-Yl.
Gray-Red-Red
Meg.
Or.-Or.-Grn.
Red-Vi.-Yl.
Br.-Red-Yl.
Br.-Blk.-Or.
Br.-Blk.-Yl.
Br.-Blk.-Or.
Br.-Red-Yl.
Br.-Grn.-Yl.
Yl.-Or.-Blk.
Br.-Blk.-Grn.
Gray-Red-Blk.
Yl.-Vi.-Red
Grn.-Blue-Or.
Grn.-blue-Yl.
Br.
Meg.
Yl.-Vl.-Grn.
No.
(SWEEP
DATA
TBO-1
TFB-1
(AUDIO
REPLACEMENT
No.
SPEAKER
DATA
JENSEN
PART
No.
Blk.-Grn.
(POWER)
REPLACEMENT
STANCOR
PART
No.
CIRCUITS)
CHICAGO
PART
No.
OUTPUT)
DATA
CHICAGO
PART
No.
QUAM
PART
No.
IDENTIFICATION
2nd
Sound
2nd
Sound
2nd
Sound
2nd
Sound
Limiter Grid
Llmiter Decoupling
Llmiter
Disc.
De-emphasis
AF
Grid
AF
Plate
Output Grid
Output Cathode
Filter
Sync.
Sync.
Sync.
Sync. Clipper Cathode
Integrator
Vert.
Voltage
Vert. Osc. Plate
Vert,
Vert.
Vert.
Vert. Output Decoupling
Focus Coll Shunt
Series
Voltage Divider Tapped
Horlz.
Horiz.
Voltage
AFC
Filter
Voltaire
Horlz. Osc. Coll Shunt
Horiz. Osc. Grid
Filter
Horlz.
Feedback
Parasitic
Horlz. Output
Horiz. Output Cathode
Voltage
Filter
Feedback
HV
Filter
Bias
CODES
IF
Cathode
IF
Screen
IF
Coil Shunt
IF
Decoupling
Screen
Load
Amp. Grid
Amp. Plate
Amp. Clipper
Osc.
Bleeder
Grid
Divider
leaking
Output Grid
Output
Cathode
Focus Coll
AFC
Grid
AFC
Cathode
Divider
Divider
Osc.
Plate
Network
Suppressor
Grid
Dropping
Network
Network
DATA
CHICAGO
PART
No.
TP-365
MERIT
PART
No.
Hor.
Syncro-Gulde
Trans.
Vert. Block Osc.
Kor. Output
Vert. Output Trans.
Hor. Deflection Yoke
Vert.
"
Focus Coll
PART
MERIT
No,
INSTALLATION
A-2904
Grid
MERIT
PART
No.
Trans.
Trans.
"
NOTES
10*
10%
1056
10%
10*
1%
1C*
1C*
10%
10%
2
O
*z
Q
<
b2
x
00
_
PAGE
17
PARTS
ITEM
TOTAL
DIRECT
No.
CURRENT
LI
.240A
ITEM
ITEM
No.
Ml
M2
MS
M4
MS
USE
No.
Ant.
Input
L2
Ant.
Input
L3
Ant.
Input
L4
¥11.
Choke
L5
L6
1st
video
IF
Sound
L7
2nd
Video
3rd
Video
L8
L9
m.
Fil.
L10
4th
Video
Lll
LI
2
4th
Video
Cath.
L13
5th
Video
Peaking
L14
L15
Peaking
L16
Peaking
L17
Peaking
L18
Peaking
Peaking
L19
L20
1st
Sound
L21
2nd
Sound
L22
Sound Disc,
L23
Horlz.
L24
Horlz. Lin-
earity
RF
Tuner Assembly
Fuse
Video
Pushbutton Switch
Connector
Ion
Trap
RATINGS
B.C.
RESISTANCE
602
Oil
OS
02
OS
&
Trap
OS
IF
IF
Choke
Choke
os
Offi
IF
Coil
IF
7.52
7.5S2
7.52
52
4,82
42
IF
IF
M'MR.
Speed
45ffi
362
PART
NAME
Det. Crystal
LIST
DC
RES.
PRI.
02
.22
Offi
.2ffl
.2ffi
.22
.22
.12
.12
.12
.12
.la
.12
AND
INDUCTANCE
[0
CURRENT
1000^1
1.6Henry
HAGNAVOX
SEC.
360332G3
360332G5
360332G11
360332G11
360332G6
360332G4
360332G4
360332G9
360332G10
360332G7
360332G8
360332G8
360332G12
36033
360332G13
360334G1
MAGNAVOX
PART
700315G1
160192G1
180441G1
DESCRIPTIONS
FILTER
MAGNAVOX
PART
360340G1
REPLACEMENT
PART
No.
2G12
MISCELLANEOUS
No.
No.
COILS
(RCA
5
Sylvania
AC
Picture
CHOKE
REPLACEMENT
STANCOR
PART
No.
C-1703*
(RF-IF)
DATA
MEISSNER
PART
No.
Tuner)
Amp.
1N34
Interlock
Tube
Part
Wound
Wound
DATA
CHICAGO
PART
No.
of
Tuner Assembly
"
"
"
on
39K2
on
23K2
NOTES
(Continued)
No.
NOTES
INSTALLATION
*
Drill
mounting
NOTES
one
MERIT
PART
C-2991*
resistor
resistor
hole.
new
The
schematic
chassis
is
tuners used.
for
variations from
CT214A.
coll
L16. Also
was
120MMF
zontal
speed control.
not
used.
on
pate 2 conforms
Identical
This
and C91 was a
to the
The
following
this
chassis
the
horizontal speed coil
The
CT221A
changes have been made
schematic.
does
not
variable
fixed trimmer
HORIZONTAL
1. Set the
Z.
With a test pattern being received
3.
Turn
4.
Turn
horizontal
controls
to
approximately
Do not
force
the
control
at the
"Speed"
adjustment
the
"Drive"
obtained
and the
channel
selector
back again
to
turn
until picture
to the
"sync", reset
counter-clockwise.
"Drive"
(Bl)
3/4
tight adjustment
full
counter-clockwise
(B2)
until
adjustment
picture
original channel.
the
"syncs"
(Bl)
fills
switch
to an
"Lock" control adjustment (B3)
Turn
In.
CIRCUIT
to the
CT218A
and
CT214C
excopt
Incorporate
trimmer which
the
L23 was not
was the
C90 and
SPEED
"Speed" (B2)
turn
from
to
and the
picture
until
the
mask.
unused
If the
the
"Speed"
and
the
tight
determine this setting.
horizontal "Hold"
position,
"syncs"
best
linearity
channel
picture falls
adjustment (B2)
MODIFICATIONS
chassis.
video peaking
R118 were also
for the
which
used.
This
account
065
hori-
CT214B.
schematic
cathode bypass section
20MFD,
and
The
the
C5C is
on
CT214D,
150V
chassis.
negative
-85
volt line.
connected
AND LINEARITY
5.
After
"Lock"(B3)
position.
turn
in.
and
the
Is
6. If
then
1/4
the
"syncs" after
zontal
"Hold" control clockwise
picture begins
slightly
lock
in
rotation
syncronlzation cannot
"Speed"
(course sync frequency setting) until picture "syncs"
This
chassis
is
electrically Identical
page 2 except
CT218B,
capacitor
The
positive
terminal
In the
CT221B.
of
is
of C4 is
04B
is
circuit
for the
On
these chassis
04
Is
not
connected
terminal
returned
connected
where
tuner.
used. Instead a separate
between
is
connected
in
C4B was
ADJUSTMENTS
adjustments have been made above
the
signal
is
interrupted, turn
to the
to
drop
out
ot
"sync".
and
Interrupt
at
this point
of the
adjustment (B2)
the
which
horizontal
to its
signal.
Is
approximately
"Hold"
be
obtained,
The
control.
mid-setting
the
the
to
ground
parallel
removed.
point where
BacK
picture
set the
to the
Audio
output
to
chassis.
instead
with
so the
the
the
control
should
60%
horizontal
and
adjust
CT218A
output
cathode
of
C4A.
picture
hori-
the
of the
B4
In.
PAGE
18
TUBE
V23
I08P4
PICTURE
VIEW
TOP
CLAMPER
SYNC.
TUBE PLACEMENT CHART
Q
ru
o
Pi
V
PHOTOFACT STANDARD
©Howard
W.
Sams & Co.,
NOTATION
Inc.
SCHEMATIC
1949
ITEM
No.
V601
V602
V603
ITEM
No.
C601
C602
C603
C604
C605
C606
0607
C608
C609
0610
C611
C612
C613
C614
0615
0616
C617
C618
0619
USE
R.
F.
Amp.
Mixer
Oscillator
RATING
VOLT
CAP.
10
10
1500
270
270
1.5
1.5
.68
4.7
2.2
1500
22
1500
10
4.7
4.7
1500
1500
68
REPLACEMENT
TUBES
DATA
STANDARD
REPLACEMENT
6J6
6J6
6J6
CAPACITORS
Fixed
Trimmer
Fixed
Trimmer
RF
Bypass
RF
Coupling
RF
Coupling
Neutralizing
Neutralizing
RF
Coupling
RF
Coupling
RF
Coupling
RF
Decoupling
Fixed
Trimmer
Osc. Decoupling
Fixed
Trimmer
Osc.
Feedback
Osc. Feedback
Filament Bypass
Mixer
Decoupling
Fixed
Trimmer
PARTS
RMA
BASE
TYPE
7BF
7BF
7BF
IDENTIFICATION
LIST
AND
DESCRIPTIONS
RESISTORS
ITEM
No.
R601
R602
R60S
R604
R605
R606
R607
R608
R609
R610
R611
R612
R613
R614
ITEM
No.
L601
L602
L603
L604
L605
L606
RATING
RESISTANCE
1502
150S2
10002
47002
47002
10002
1
Meg.
lOKffl
1000S
150S
47002
472
100K2
LOOKS
USE
Ant . Input
Interference
Trap
Interfer-
ence
Trap
Filament
Choke
Mixer
Grid
Trap
1st.
Video
IF
and
Sound
Trap
WATTS
±
X
X
^
^
^
^
jj
^
^
|
^
*
PRI.
.2ffl
RF
RF
Bias
RF
RF
RF
Mixer Grid
Mixer Grid
Mixer
Decoupling
Osc.
Osc. Cathode
Osc.
Osc.
DC
RES.
oa
OS
oa
OS
OS
Grid
Grid
Plate
Plate
Decoupling
Grid
SEC.
Offl
Filter
Shunt
Decpupling
Plate
Grid
COILS
IDENTIFICATION
PAGE
22
VERT.
HORIZ. FOCUS VERT. HEIGHT
CENT.
CENT. LIN. DRIVE
HORIZ.
FREQ.
HORIZ.
LOCK
HORIZ
CABINET-REAR
VIEW
HORIZONTAL
SWEEP
COMPARTMENT
PAGE
23
1/2 V9
D.C.REST.
VI7
1/2
OUTPUT
A.F.AMP.
AUDIO
PULSES
SYNC
I.F.
I.F.
SOUND
SOUND
1st
2nd
LIMITER
VERT OUTPUT
OSC 1/2 V17
VERT
1/2VI
CLAMPER 1/2V
CLIPPER 1/2V1
AMP.
SYNC
SYNC
SYNC
OUTPUT
HOR
DAMPER
H.V.RECT
VI8
VI8
OSC 1/2
AFC 1/2
HOR.
HOR.
DIAGRAM
BLOCK
m
ro
MIXER
OSC
R.F.AMP
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