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SPECIFICATIONS
Power Source:
220-240V a.c., 50Hz
Power Consumption:
39W
Stand-by Power
Consumption:
2.9W
Receiving System:
SECAM B/G (C MODELS)
SECAM L/L' (F MODELS)
PAL B/G , 525/60
M.NTSC
NTSC (AV only)
Receiving Channels:
VHF E2-E12
VHF H1-H2 (ITALY)
VHF A-H (ITALY)
VHF R1-R2
VHF R3-R5
VHF R6-R12
UHF E21-E69
CATV (S01-S05)
CATV S1-S10 (M1-M10) CATV S11-S20 (U1-U10)
CATV S21-S41 (HYPERBAND)
Intermediate Frequency:
Video/Audio
Video
38,9MHz, 34MHz
Audio
32,9MHz, 33,16MHz, 33,4MHz
40,4MHz, 32,4MHz (A2 STEREO)
33,05MHz, 34,05MHz (NICAM)
32,66MHz, 32,4MHz (CZECH STEREO)
Colour
34,47MHz (PAL)
34,5MHz, 34,65MHz (SECAM)
Colour Television
TX-14B4TC/14B4TF
TC-14B4RC/B
TC-14B4RF/B
TC-14B4RC
Z-185 Chassis
Terminals:
AV1 IN
Video (21 pin)
Audio (21 pin)
RGB (21 pin)
Audio (RCA x 1) 500mV rms 10kΩ
Video (RCA x 1) 1V p-p 75Ω
AV1 OUT
Video (21 pin)
Audio (21 pin)
Picture Tube:
A34EAC01X06 34cm
High Voltage:
26.5
Audio Output:
2.5W
(Music Power)
8Ω Impedance
Headphones:
8Ω Impedance
3.5mm
Accessories
supplied :
Remote Control
2 x R6 (UM3) Batteries
Dimensions:
Height:
342mm
Width:
366mm
Depth:
376mm
Net weight:
9.6kg
Specifications are subject to change without notice.
Weights and dimensions shown are approximate.
ORDER No. SM-02007
1V p-p 75Ω
500mV rms 10kΩ
1V p-p 75Ω
500mV rms 1kΩ
±
1kV
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Summary of Contents for Panasonic TX-14B4TC
- Page 1 ORDER No. SM-02007 Colour Television TX-14B4TC/14B4TF TC-14B4RC/B TC-14B4RF/B TC-14B4RC Z-185 Chassis SPECIFICATIONS Power Source: 220-240V a.c., 50Hz Terminals: Power Consumption: AV1 IN Video (21 pin) 1V p-p 75Ω Audio (21 pin) 500mV rms 10kΩ Stand-by Power RGB (21 pin) Consumption: 2.9W...
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Page 2: Table Of Contents
CONTENTS SAFETY PRECAUTIONS................................2 SERVICE HINTS ..................................3 ALIGNMENT PROCEDURE AND OPTION SETTINGS......................4 WAVEFORM PATTERN TABLE ...............................5 BLOCK DIAGRAMS ..................................6 PARTS LOCATION ...................................7 REPLACEMENT PARTS LIST ..............................8 SCHEMATIC DIAGRAMS ...............................16 CONDUCTOR VIEWS................................18 SAFETY PRECAUTIONS GENERAL GUIDE LINES It is advisable to insert an isolation transformer in the X-RADIATION WARNING a.c. -
Page 3: Service Hints
SERVICE HINTS How to remove the rear cover 1. Remove the 10 screws as shown in Fig.2. SCREWS SCREWS Fig.2. LOCATION OF CONTROLS Y-Board E-Board Focus Screen Fig.3. -
Page 4: Alignment Procedure And Option Settings
ALIGNMENT PROCEDURE AND OPTION SETTING Entering SERVICE mode Service mode is entered by selecting the “mute” remote key and local “down” simultaneously with the sharpness DAC set to Minimum and programme position 99 selected. Service mode 2 is selected by pressing the Recall remote key while in service mode 1. Service mode navigation - Up /Down remote keys :cycle through the service items available. - Page 5 CIRCUIT BLOCK DIAGRAM...
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Page 6: Parts Location
PARTS LOCATION NOTE: The numbers on the exploded view below refer to the mechanical section of the Replacement Parts List. -
Page 7: Replacement Parts List
REPLACEMENT PARTS LIST Important Safety Notice Components Identified by mark have special characteristics important for safety. * When replacing any of these components, use only manufacturers specified parts. In case of ordering these spare parts, please always add the complete Model-Type number to your order. - Page 8 Cct Ref Parts Number Description Cct Ref Parts Number Description R104 ERD25TJ104 CARBON 0.25W 100K R595 ERD25TJ473 CARBON 0.25W R105 ERD25TJ392 CARBON 0.25W R596 ERD25TJ302 CARBON 0,25W R106 ERD25TJ101 CARBON 0.25W R597 ERD25TJ153 CARBON 0.25W R107 ERD25TJ101 CARBON 0.25W R598 ERD25TJ153 CARBON 0.25W...
- Page 9 BATTERY COVER (REMOTE) C571 ECCR1H821J CERAMIC 820pF 4852071723 CABINET C577 ECCR1H561J CERAMIC 560pF PSMA1V5212 MODEL LABEL C585 ECCR1H222J CERAMIC 2.2nF 4855623201 PANASONIC BADGE C587 ECCR1H101J CERAMIC 100pF 4854943506 POWER BUTTON C588 ECCR1H101J CERAMIC 100pF EUR511380 REMOTE CONTROL C589 ECCR1H101J CERAMIC 100pF UV1316/A...
- Page 10 R450 RS02Y103JS METAL R591 ERD25TJ221 CARBON 0.25W R802 RS02Y753JS METAL EXPLODED VIEW R803 RS02Y473JS METAL 4852151400 BACK COVER R808 RS02Y821JS METAL UR51EC946-4 BATTERY COVER (REMOTE) R819 RX07C339JF RESISTOR 4852071721 CABINET R829 ERD25TJ153 CARBON 0.25W PSMA1V5312 MODEL LABEL 4855623201 PANASONIC BADGE...
- Page 11 BATTER COVER (REMOTE) R159 ERD25TJ222 CARBON 0.25W 4852071721 CABINET R160 ERD25TJ682 CARBON 0.25W PSMA1V5512 MODEL LABEL R161 ERD25TJ102 CARBON 0.25W 4855623201 PANASONIC BADGE R162 ERD25TJ473 CARBON 0.25W 4854943503 POWER BUTTON R163 ERD25TJ103 CARBON 0.25W EUR511380 REMOTE CONTROL R164 ERD25TJ101 CARBON 0.25W UV1316/A...
- Page 12 BACK COVER TQB8E3506FG- SWEDISH/NORWEGIAN UR51EC904A BATTERY COVER (REMOTE) TQB8E3506HJ FINNISH/PORTUGUESE 4852071723 CABINET TQB8E3506U-3 ENGLISH PMMA1V5L22 MODEL LABEL I.C.s 48556232SS01 PANASONIC BADGE I702 X24C-14B4TC EAROM* 4854943506 POWER BUTTON I703 KRT30 I.R. RECEIVER EUR511300 REMOTE CONTROL 485Y-14B4F Y P.C.B. FUSES MISCELLANEOUS COMPONENTS...
- Page 13 Cct Ref Parts Number Description Cct Ref Parts Number Description C153 CBXF1H104Z CERAMIC 100nF C154 ECEA1H479 ELECT 4.7µF C155 ECEA1H479 ELECT 4.7µF C156 ECEA1H479 ELECT 4.7µF C315 ECEA2A470 ELECT 100V 47pF C502 ECEA1H220 ELECT 22pF C522 ECEA1H479 ELECT 4.7µF C602 ECCR1H223J CERAMIC 22nF...
- Page 14 NOTES...
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Page 15: Schematic Diagrams
SCHEMATIC DIAGRAMS FOR MODELS TX-14B4TC/14B4TF TX-14B4RC/B TX-14B4RF/B TX-14B4RC (Z-185 CHASSIS) IMPORTANT SAFETY NOTICE Components identified by mark have special characteristics important for safety. When replacing any of these components, use only manufacturer's specified parts. NOTE RESISTOR All resistors are carbon ¼W resistor, unless marked otherwise. - Page 17 PRINTED CIRCUIT BOARD...