Schematic Diagrams Note
NOTE
1. RESISTOR
All resistors are carbon ¼W resistor, unless marked otherwise.
Unit of resistance is OHM (
) (k=1,000, M=1,000,000)
2. CAPACITORS
All capacitors are ceramic 50V unless marked otherwise.
Unit of capacitance is
F unless otherwise stated.
3. COIL
Unit of inductance is
H, unless otherwise stated.
4. TEST
POINT
Test Point Position
5. EARTH
SYMBOL
Chassis Earth (Cold)
Line Earth (Hot)
6. VOLTAGE
MEASUREMENT
Voltage is measured by a D.C. voltmeter.
Measurement conditions are as follows:
Power source 220V-240V AC, 50/60 Hz
Receiving Signal Colour Bar signal (RF)
All customer controls Maximum position
7.
Indicates the Video signal path
Indicates the Audio signal path
These schematic diagrams are the latest at time of printing and are subject to change without notice.
REMARKS
a. Do not touch the hot part, or the hot and cold parts at the same time, as you are liable to a shock hazard.
b. Do not short circuit the hot and cold circuits as electrical components may be damaged.
c.
Do not connect an instrument, such as an oscilloscope, to the hot and cold circuits simultaneously as this may cause
fuse failure. Connect the earth of the instruments to the earth connection of the circuit being measured.
d. Make sure to disconnect the power plug before removing the chassis.
NOTE
1. The Power Supply Circuit contains a circuit area, which uses a separate power supply to isolate the earth connection.
The circuit is defined by HOT and COLD indications in the schematic diagram. All circuits, except the Power Circuit, are
COLD.
IMPORTANT SAFETY NOTICE
Components identified by mark have special characteristics
important for safety. When replacing any of these components, use
only manufacturers' specified parts.
78
Содержание TX50DX800E
Страница 32: ...Parts Location 1 3 6 7 44 13 12 26 Note Pedestal assembly is assembled with special screws with glue 11 14 4 32...
Страница 33: ...Parts Location 37 21 22 16 15 25 45 9 39 23 38 8 40 24 27 19 18 42 5 17 43 10 20 K PCB 41 33...
Страница 34: ...Location of Lead Wiring 48 A02A A16 A12 JK8705 A10 P1 WIFI K10 CON5 2 47 P3 P2 BT 36 35 CNV2 CNV1 A15 34...
Страница 37: ...Location of Gaskets HDMI and USB connectors GA05 GA03 GA02 GA04 Cut side 37...
Страница 38: ...Packing Structure 46 TV SET 29 32 28 33 31 34 30 38...