File name tx28_25_21md4.pdfTX-28/25/21MD4 Service Manual
Safety Specifications Parts List
Service Information
Service Support Block Diagrams Service and repair of this product is supported by Panasonic's LUCI interface. This interface provides a link between the TV and a standard PC to allow a number of diagnostic and control functions to be performed. For more details contact your local Panasonic company. PCB Views
Adjustments Self Check Service Hints
Mechanical View
Schematic Diagrams
Disassembly
Location of Controls
Waveforms Supplementary Information
BACK
EXIT
Audio Power supply
Control Video
BACK
E - PCB
Y - PCBs
E - Schematics
H - Schematic
Y - Schematics
BACK BACK
ORDER No. SM-98017
Colour Television
TX-28MD4 TX-25MD4 TX-21MD4
EURO4 Chassis
SPECIFICATIONS
(Information in brackets { } refers to model TX-25MD4) (Information in brackets [ ] refers to model TX-21MD4) Power Source: 220-240V AC, 50Hz Power Consumption: Aerial Impedance: Stand-by Power Consumption: Receiving System: 85W [71W] 75 unbalanced, Coaxial Type AV2 OUT AV2 IN Video (21 pin) Audio (21 pin) S-Video IN (21-pin) 1V p-p 75 500mV rms 10k Y: 1V p-p 75 C:0.3V p-p 75
1,8W PAL I, PAL 525/60 M.NTSC NTSC (AV only) UHF E21 - E69
AV3 IN
Video (21 pin) 1Vp-p 75 Audio (21 pin) 500mV rms 1k Selectable output (21 pin) Audio (RCAx2) 500mV rms 10k Video (RCAx1) 1V p-p 75 28,5kV ±1kV {28,2kV ±1kV} [28kV ±1kV] A66ECF50X41 66cm {A59ECF50X41 59cm} [A51ECQ51X01 51cm] 2 x 15W (Music Power) 8 Impedance 8 Impedance 3,5 mm Remote Control 2 x R6 (UM3) Batteries TV Stand
High Voltage: Picture Tube:
Receiving Channels:
Audio Output: Intermediate Frequency: Video Audio Colour Video/Audio Terminals: AUDIO MONITOR OUT AV1 IN 39,5MHz 33,5MHz, 32,95MHz 35,07MHz (PAL) Headphones: Accessories supplied :
Audio (RCAx2) 500mV rms 1k Video (21 pin) 1V p-p 75 Audio (21 pin) 500mV rms 10k RGB (21 pin) Video (21 pin) Audio (21 pin) 1V p-p 75 500mV rms 1k
Dimensions: Height: Width: Depth: Net weight:
580 mm 666 mm 472 mm 31kg
{531 mm} {601 mm} {439 mm} {25kg}
[478 mm] [525 mm] [480 mm] [22kg]
AV1 OUT
Specifications are subject to change without notice. Weights and dimensions shown are approximate. NOTE: This Service Manual should be used in conjunction with the EURO4 Technical guide.
Panasonic CS ( U.K. ) Ltd. WILLOUGHBY ROAD, BRACKNELL, BERKS., RG12 8FT.
3DQDVRQLF
CONTENTS
SAFETY PRECAUTIONS...2 SERVICE HINTS ...3 SERVICE POSITION...4 ADJUSTMENT PROCEDURE... |