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Popular Toshiba 14DL74 Manual Pages
Service Manual - Page 1
SERVICE MANUAL
FILE NO. 050-200414
LCD TELEVISION
14DL74 / 20DL74
DOCUMENT CREATED IN JAPAN, May, 2004
Service Manual - Page 2
...WARNINGS ...3 SERVICE SAFETY PRECAUTIONS ...4
Examples of Marks...4 HANDLING THE LCD MODULE ...5
Safety Precautions ...5 Precautions for Handling the LCD Module...5 LOCATION OF CONTROLS ...6 TV Front ...6 TV Rear...6 Remote Control ...7 LAYOUT......37 KEYPAD BOARD...38 CHASSIS AND CABINET REPLACEMENT PARTS LIST 39 14DL74 ...39 20DL74 ...40 SPECIFICATIONS ...41 14/20DL74 LCD TV Specifications ...41
2
Service Manual - Page 3
...replacement parts specified for the particular model when making repairs. In some cases, alternating current is also impressed in products have these same characteristics.
After a repair has been completed, reassemble all disassembled parts...servicing with the original scheme. Do not allow internal wiring to avoid electrical shock when replacing parts...voltage.
Any error in
CAUTION ...
Service Manual - Page 4
... is indicated inside the or nearby illustrations or text.
The actual meaning of operational error.
* Physical damage means major damage to a product defect after the service operation is indicated inside the > or nearby illustrations or text. The c indicates a forced action (an action that the power plug must be observed.
WARNING
Indicates a ...
Service Manual - Page 5
...the module because any type of time.
8. Do not store the LCD module below the temperature conditions described in the specifications. If this fluid. Also, never touch this does not remove ... caution when handling the polarized screen because it appropriately and fasten at all four corners of the LCD module are sharp, so use a wrist ground or anchor ground.
7. Such actions can adversely...
Service Manual - Page 6
LOCATION OF CONTROLS
TV Front
VOLUME -/+ TV/VIDEO
Headphones Jack
TV Rear
AV1
Audio (R) Audio (L)
Video S-Video
PR PB Y
Power Jack
Channel / Power button
Blue LED Indicator (Power On)
Red LED Indicator (Stand by)
Audio Output (R) Audio Output (L)
Audio (R) Audio (L) Video S-Video
AV2
ANT In
6
Service Manual - Page 7
...between picture modes: USER, DYNAMIC, MILD, and THEATER. CH S/T Press S to go back to set the sleep timer.
7 Press T to advance one of these connectors. Press again to raise the ...NEWS, and HALL. POWER turns the TV on and off . TV selects TV antenna as the input signal. Remote Control
The illustration shown displays the Remote Control Buttons. to toggle the display information on and ...
Service Manual - Page 8
LAYOUT OF MAJOR BOARDS
Key/control board Main board Inverter board
Light receiving board
8
Service Manual - Page 20
... have special characteristics important for safety and should be replaced with types identical to be replaced only with identical parts only.
4. All resistors are ceramic 50V, unless otherwise noted as the following marks.
+ Electolytic capacitor
M
Mylar capacitor
3. Before replacing any of the receiver through improper servicing. Waveforms are nominal values and may vary ±...
Service Manual - Page 39
... types identical to include the Model number and Description.
14DL74
Safety Location No. The mounting position of replacements is to be sure to those in the original circuit or specified in the parts list designate components which have special characteristics important for safety and should be replaced only with originals. TOSHIBA SN Parts No. (GOLANA) Description
U001...
Service Manual - Page 41
....)
Owner's Manual
Design and specifications are manufactured using an extremely high level of precision technology; SPECIFICATIONS
14 / 20DL74 LCD TV Specifications
Television System Power Source Power Consumption Display Audio Power Speaker Type Video/Audio Terminals
Dimensions
Weight Supplied Accessories
NTSC standard
120V AC, 60 Hz DC 19V / 3.4A (TV input)
14DL74: 42W (average...
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