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Motorola 14T3 Service Manual

Ts-114 chassis.
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SERVICE
GENERAL INFORMATION
RECEIVER MODEL BREAKDOWN
Chassis
Model
Type of Set
Used
14T3
Table, molded plastic: walnut
TS-114
CHASSIS - Television chassis TS-ll4 contains 20 tubes plus
a 14" rectangular picture tube,
The picture,
sound, and scanning circuits, together with a full-
wave rectifier, are contained on a single chassis.
TUNING RANGE -Channels 2' through 13
IF FREQUENCY -
Channels 2, 3, 4, 5, 6, 11, 12
&
13: sound- 21.9 me
picture - 26. 4 me
Channels 7, 8, 9
&
10: sound- 27.3 me
picture - 22. 8 me
ANTENNA- TA-6 "Bilt-In-Tenna".
Provision for connec-
tion of an external antenna.
ANTENNA IMPEDANCE - 300 ohms
POWER SUPPLY - 117 volts, • 60 cycle AC current only
POWER CONSUMPTION - 205 watts
AUDIO OUTPUT - 4 watts
4545 AUGUSTA BOULEVARD
CHASSIS
TS-114
MODEL
14T3
MANUAL
CHASSIS TUBE COMPLEMENT
Ref.
No.
Tube
Function
V-1
6CB6
RF Amplifier
V-2
l2AT7
Mixer -Oscillator
V-3
6AU6
lst IF Amplifier
V-4
6AU6
2nd IF Amplifi,er
V-5
6AG5
3rd IF Amplifier
V-6
6AL5
Video Detector
V-7
6AH6
Video Amplifier
V-8
6AU6
Audio Driver-Limiter
V-9
6AL5
Ratio Detector
V-10
6J5GT
Audio Amplifier
v
-11
6V6GT
Audio Output
v
-12
6SN7GT
lst
&
2nd Clippers
V-13
6SN7GT
Vertical Sweep Generator
V-14
6W6GT
Vertical Sweep Output
V-15
6AL5
Phase Detector
v
-16
6SN7GT
Horizontal Oscillator
v
-17
6BQ6GT
Horizontal Output
&
High Voltage
Generator
V-18
6W4GT
Damping· Diode
v
-19
1B3GT
High Voltage Rectifier
V-20
l4BP4
or 14CP4
Picture Tube: rectangular
v
-21
I
5U4G
Low Voltage Rectifier
HIGH
VOLTAGE WARNING
Operation of this receiver, outside its cabinet or with
covers removed, involves a shock hazard from the power
supplies.
No work should be attempted on this receiver by•
anyone not thoroughly familiar with the precautions neces-
sary when working on high voltage equipment.-
CATHODE
RAY PICTURE TUBE
H.
A NDLING PRECAUTIONS
Extreme care must be used in handling the picture tube.
This tube is highly evacuated and, d
u
p to its large size, is
subjected to a
considerable atmospheric pressure.
The
handler should wear safety goggles and gloves for protec-
tion.
Avoid nicking or scratching the glass by rough con-
tact with other objects.
Before removing glass tubes, discharge the capacitor
formed by the inner and outer aquadag coatings on the tube
by shorting the anode contact on the side of the tube to the
outer surface with a well insulated piece of wire,
CHICAGO 51', ILLINOIS
PART
NO.
54P701933
Price 15 Cents
PRINTED IN U.S. A.
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