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Service Manual
SPECIFICATIONS
Power Source:
220-240V a.c., 50Hz
Power Consumption:
50W
Stand-by Power
Consumption:
0,9W
Aerial Impedance:
75Ω unbalanced, Coaxial Type
Receiving System:
PAL-I, B/G, D/K,
SECAM B/G, D/K, L/L'
M.NTSC (AV only),
PAL 525/60 (AV only)
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, 33,9MHz
Sound
33,4MHz (B/G), 33,16MHz (A2)
33,05MHz (NICAM B/G,D/K,L)
32,4MHz (D/K),32,66MHz (CZ STEREO)
40,4MHz (L'), 39,75MHz (L'NICAM)
Colour
34,47MHz (PAL)
34,5MHz, 34,65MHz (SECAM)
38,3MHz, 38,15MHz (SECAM L')
Terminals:
AV1 IN
Video (21 pin)
Audio (21 pin)
RGB (21 pin)
AV1 OUT
Video (21 pin)
Audio (21 pin)
AV2 FRONT
High Voltage:
Picture Tube:
Audio Output:
Headphones:
Accessories
supplied :
Dimensions:
Height:
Width:
Depth:
Net weight:
1V p-p 75Ω
500mV rms 10kΩ
0,7V p-p 75Ω
1V p-p 75Ω
Specifications are subject to change without notice.
500mV rms 1kΩ
Weights and dimensions shown are approximate.
ORDER No. PCZ0409020C2
Colour Television
TX-21AP2D
TX-21AP2F
TX-21AP2P
TX-21AP2D/B
TX-21AP2P/B
GP3L Chassis
Audio (RCAx2)
500mV rms 10kΩ
Video (RCAx1)
1V p-p 75Ω
26,0kV ± 1kV
A51ERF135X71
51cm
2x5W RMS, 2x10W MPO,
8Ω impedance
8Ω Impedance
Remote Control
2 x R6 (UM3) Batteries
471mm
524mm
472mm
22kg
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Table of Contents
Related Manuals for Kenwood TX-21AP2D
Summary of Contents for Kenwood TX-21AP2D
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Page 1: Service Manual
ORDER No. PCZ0409020C2 Service Manual Colour Television TX-21AP2D TX-21AP2F TX-21AP2P TX-21AP2D/B TX-21AP2P/B GP3L Chassis SPECIFICATIONS Power Source: 220-240V a.c., 50Hz AV2 FRONT Audio (RCAx2) 500mV rms 10kΩ Video (RCAx1) 1V p-p 75Ω Power Consumption: High Voltage: 26,0kV ± 1kV Stand-by Power... -
Page 2: Table Of Contents
CONTENTS SAFETY PRECAUTIONS ................................. 2 SERVICE HINTS ..................................3 ADJUSTMENT PROCEDURE AND SELF-CHECK ........................4 WAVEFORM PATTERN TABLE............................... 5 ALIGNMENT SETTINGS ................................6 BLOCK DIAGRAMS.................................. 7 PARTS LOCATION................................. 10 REPLACEMENT PARTS LIST..............................11 SCHEMATIC DIAGRAMS............................... 18 CONDUCTOR VIEWS ................................21 SAFETY PRECAUTION GENERAL GUIDE LINES It is advisable to insert an isolation transformer in the... -
Page 3: Service Hints
SERVICE HINTS How to remove the rear cover 1.Remove the 5 screws as shown in Fig.2. SCREWS SCREWS Fig. 2 LOCATION OF CONTROLS L-Board Focus D-Board Screen Fig. 3... -
Page 4: Adjustment Procedure And Self-Check
(-/v) button on the customer controls at the front the TV set. To exit Self Check, switch off the TV set at the power button. TX-21AP2D TX-21AP2F TX-21AP2P... -
Page 5: Waveform Pattern Table
WAVEFORM PATERN TABLE CONDITIONS: Contrast: MAX, Brightness: MID, Colour: MID, Sharpness: MID... -
Page 6: Alignment Settings
ALIGNMENT SETTINGS (The figures below are nominal and used for representative purposes only.) To access Service Mode select program position 99 and set sharpness to minimum. Press “MUTE” button on remote control and at the same time press the "∨" button on the customer controls at the front of the TV, this will place the TV set into Service Mode1. -
Page 7: Block Diagrams
JK3201 L OUT P L OUT M R OUT M R OUT P VIDEO IN VIDEO OUT R IN G IN B IN SC1_IN_R SC1_IN_L SC2_IN_R L IN SC2_IN_L L OUT SC2_OUT_L R IN SC2_OUT_R R OUT B IN G IN B OUT R IN G OUT... - Page 8 POWER BUS Degauss Mains In coil...
- Page 9 SERVICE/TEST SDA_SW1 SCL_SW1 SDA_SW2 SCL_SW2 SERVICE XTAL SLOW1 XTAL...
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Page 10: Parts Location
PARTS LOCATION NOTE: The numbers on the exploded view below refer to the exploded view section of the Replacement Parts List. -
Page 11: 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 12 Cct Ref Parts Number Description Cct Ref Parts Number Description D603 1SS355TE-17 DIODE Q2003 BC847B TRANSISTOR D670 1SS133T-77 DIODE Q2101 BC857B TRANSISTOR D801 AU02AV0 DIODE Q2102 BC857B TRANSISTOR D802 AU02AV0 DIODE Q2103 BC857B TRANSISTOR D803 RBV-408LF-B DIODE Q2306 BC847B TRANSISTOR D810 SARS01LF-F7 DIODE...
- Page 13 Cct Ref Parts Number Description Cct Ref Parts Number Description R405 ERJ6GEYJ471V S.M.CARB 0.1W 470 Ω CRYSTALS R406 ERDS2TJ1R5T CARBON 0.25W 1R5 Ω X601 TSSA010 CRYSTAL R407 ERG3SJS221H METAL 220 Ω X2101 4730007158 CRYSTAL R413 ERJ6GEYJ162V .125W 1K6 Ω RESISTORS R416 ERX1SJ2R7P METAL...
- Page 14 Cct Ref Parts Number Description Cct Ref Parts Number Description R651 ERDS2TJ101T CARBON 0.25W 100 Ω R1115 ERJ6GEYJ101Z .125W 100 Ω R652 ERJ6GEYJ101Z .125W 100 Ω R1116 ERJ6GEYJ101Z .125W 100 Ω R653 ERJ6GEYJ101Z .125W 100 Ω R1117 ERJ6GEYJ101Z .125W 100 Ω R654 ERJ6GEYJ750V S.M.CARB...
- Page 15 Cct Ref Parts Number Description Cct Ref Parts Number Description R3133 ERJ6GEYJ101Z .125W 100 Ω C601 ECEA1CKA101B ELECT 100µF R3134 ERDS1TJ151T CARBON 0.5W 150 Ω C602 ECJ2FB1H104K S.M.CAP 100nF R3135 ERDS1TJ151T CARBON 0.5W 150 Ω C603 ECJ2VB1H472K S.M.CAP 4.7nF R3140 ERJ6GEY0R00Z S.M.CARB 0 Ω...
- Page 16 Cct Ref Parts Number Description Cct Ref Parts Number Description C877 F2A1C101A180 ELECT 100µF C2150 F2A1E1010056 ELECT 100µF C879 ECQV1H104JL3 FILM 0.1µF C2151 ECJ2VC1H222J S.M.CAP 2.2nF C880 F2A1C101A180 ELECT 100µF C2152 ECJ2VC1H222J S.M.CAP 2.2nF C881 F2A1C101A180 ELECT 100µF C2307 ECA1HM2R2B ELECT 2.2µF C882...
- Page 17 Cct Ref Parts Number Description Cct Ref Parts Number Description INSTRUCTION BOOKS DIFFERENCES FOR MODEL TX--21AP2D TQB0E0047M-M BULGARIAN TQB0E0047N-M ROMANIAN EXPLODED VIEW TQB0E0047P-M POLISH TQB0E0047Q-M HUNGARIAN TBX0E80200-2 5-KEY BUTTON TQB0E0047R-M CZECH TKP0E10401 AV COVER TQB0E0047U-M ENGLISH TKU0E0135 BACK COVER TQB0E0047W-M SLOVAKIAN TKY0E0142 CABINET...
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Page 18: Schematic Diagrams
SCHEMATIC DIAGRAMS FOR MODELS TX-21AP2D, TX-21AP2D/B, TX-21AP2F, TX-21AP2P, TX-21AP2P/B (GP3L CHASSIS) IMPORTANT SAFETY NOTICE Components identified by mark have special characteristics important for safety. When replacing any of these components, use only manufacturers' specified parts. NOTE RESISTOR All resistors are carbon ¼W resistor, unless marked otherwise. -
Page 21: Conductor Views
CONDUCTOR VIEWS FOR MODELS TX-21AP2D, TX-21AP2F, TX-21AP2P, TX-21AP2D/B, TX-21AP2P/B D-BOARD TNP0ED005 TRAN’S D2380 D869 Q1100 D2381 D870 Q1101 D3141 D872 Q1102 D3142 D880 Q1103 D402 D883 Q2003 D405 D885 Q202 D507 Q2101 D511 IC’S Q2102 D512 IC1062 F7 Q2103 D513... - Page 22 L-BOARD TNP0EL005 TRAN’S IC’S Q369 IC351 DIODES TP’S D354 TPL1 D355 TPL2 D356 TPL3 D360 TPL4 D361 TPL5 D362 TPL6 D363 TPL7 D365 D375...