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TX-28/25/21MD4F Service Manual
Safety
Service Support
Specifications Service and repair of
Block Diagrams
this product is
Parts List supported by
Panasonic's LUCI
Service interface.
Information

Adjustments This interface provides a
link between the TV and
Schematic Diagrams a standard PC to allow a
Self Check
number of diagnostic
and control functions to
Service Hints be performed.
Mechanical
View For more details contact
your local Panasonic
Disassembly company.

Location of PCB Views
Controls

Waveforms BACK EXIT
Audio Control

Power supply Video



BACK




E - Schematics H - Schematic
E - PCB Y - PCBs
Y - Schematics


BACK
BACK
ORDER No. SM-98012




Colour Television

TX-28MD4F
TX-25MD4F
TX-21MD4F
EURO4 Chassis
SPECIFICATIONS TECHNISCHE DATEN
(Information in brackets { } refer to TX-25MD4F, [ ] TX-21MD4F) (Werte in klammern gelten { } nur fur TX-25MD4F, [ ] TX-21MD4F)
Power Source: 220-240V AC, 50Hz Netzpannung: 220-240V AC, 50Hz
Power Consumption: 85W [71W] Leistungsaufnahme: 85W [71W]
Aerial Impedance: 75 unbalanced, Coaxial Type Antennenimpedanz: 75 asymmetrisch, Koaxial-Typ
Standby Power Consumption: 1,8W Standby Leistungsaufnahme: 1,8W
Receiving System: PAL-B/G H, I, D/K, PAL-525/60 Empfangssystem: PAL-B/G H, I, D/K, PAL-525/60
SECAM B/G, D/K, L/L' SECAM B/G, D/K, L/L'
M.NTSC M.NTSC
NTSC (AV only) NTSC (nur AV Eingang)
Receiving Channels: Empfangsbereiche:
VHF E2-E12 VHF H1-H2 (ITALY) VHF E2-E12 VHF H1-H2 (ITALY)
VHF A-H (ITALY) VHF R1-R2 VHF A-H (ITALY) VHF R1-R2
VHF R3-R5 VHF R6-R12 VHF R3-R5 VHF R6-R12
UHF E21-E69 CATV (S01-S05) UHF E21-E69 CATV (S01-S05)
CATV S1-S10 (M1-M10) CATV S11-S20 (U1-U10) CATV S1-S10 (M1-M10) CATV S11-S20 (U1-U10)
CATV S21-S41 (HYPERBAND) CATV S21-S41 (HYPERBAND)
Intermediate Frequency: Zwischenfrequenz:
Video 38,9MHz, 34MHz Video 38,9MHz, 34MHz
Sound 33,4MHz, 33,16MHz, 32,4MHz Sound 33,4MHz, 33,16MHz, 32,4MHz
32,66MHz, 40,4MHz, 32,9 MHz 32,66MHz, 40,4MHz, 32,9 MHz
Colour 34,47MHz (PAL) Colour 34,47MHz (PAL)
34,5MHz, 34,65MHz (SECAM) 34,5MHz, 34,65MHz (SECAM)
Video/Audio Terminals: Video/Audio Anschl