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Kenwood KTC-V500E Service Manual

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TV TUNER
KTC-V500E/N/P
SERVICE MANUAL
The following reference numbers with accessory parts are the same reference numbers
used on EXPLODED VIEW and PARTS LIST.
6
X2
DC1
9
5
8
© 2002-1 PRINTED IN KOREA
B51-7884-00 (K) 3397

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Summary of Contents for Kenwood KTC-V500E

  • Page 1 TV TUNER KTC-V500E/N/P SERVICE MANUAL © 2002-1 PRINTED IN KOREA B51-7884-00 (K) 3397 The following reference numbers with accessory parts are the same reference numbers used on EXPLODED VIEW and PARTS LIST.
  • Page 2 14.4V 21.7MHz Q701 Q702 IC301 8V AVR A 8V Q703 DEMODULATOR P. ON 8V AVR V 8V FM/AM IC701 DC/DC IC504 +30V IC502 REGULATOR NOISE SOUND (L/R) Q704 CANCELLER 5V AVR A 5V Q705 5V AVR V 5V KTC-V500E/N/P (E/K/M)

  • Page 3: Component Description

    KTC-V500E/N/P COMPONENT DESCRIPTION ELECTRIC UNIT (X25-928x-xx) REF. FUNCTION OPERATION IC200 TV VIF/CHROMA Detects VIF, and processes chroma. IC202 VIDEO AMPLIFIER Amplifies G and B signals up to 6dB at 75 ohms. IC203 VIDEO AMPLIFIER Amplifies SYNC and R signals up to 6dB at 75 ohms.

  • Page 4: Microcomputer's Terminal Description

    KTC-V500E/N/P MICROCOMPUTER'S TERMINAL DESCRIPTION (X25-) IC800 : SYSTEM u-COM PORT PORT NAME FUNCTION OPERATING CONDITION Diversity adjustment mode (Test mode). "H" : Adjustment mode on (Diversity forced off). O IF switch (When state of PAL-D). "H" : DK area. IF switch (Group 3 when state of PAL-I).
  • Page 5 KTC-V500E/N/P ADJUSTMENT X25 Circuit Adjustment Specification (K : For North American Markets) Item djustment method / Adjustment value Conditions 1. Video detection coil 1. Turn VR301 [RF-AGC] fully to the right. No ANT signal adjustment 2. Apply DC2.0V to TP [IF AGC] (IC300 pin36).
  • Page 6 KTC-V500E/N/P ADJUSTMENT X25 Circuit Adjustment Specification (M : For the Other Markets) Item Adjustment method/Adjustment value Conditions No ANT signal 1. Video detection co il 1. Turn VR301 [RF-AGC] fully to the right. If the waveform is clipped, adjustment 2. Apply DC2.0V to TP [IF AGC] (IC300 pin36).
  • Page 7 PC BOARD(Component side view) SYNTHESIZER UNIT X25-928x-xx (J74-1339-12) C521 SYNTHESIZER UNIT (X25-928x-xx) IC504 Ref.No. Address J100 IC200 R521 C506 IC202 C527 IC203 SMET.ACC P100 Q309 Q500 CN300 IC300 C300 R523 IC301 R512 L300 IC400 C509 SMET C532 X300 L701 IC401 R510 IC502 C701...
  • Page 8 PC BOARD(Foil side view) SYNTHESIZER UNIT X25-928x-xx (J74-1339-12) SYNTHESIZER UNIT (X25-928x-xx) Ref.No. Address R350 R515 Q101 C531 W302 C339 Q103 C507 C530 C338 Q201 R520 R346 R708 Q202 R519 R342 R518 C340 Q203 Q706 R341 C712 R338 Q204 C511 R351 C309 R321 R307...
  • Page 9 ELECTRIC UNIT (X25-928x-xx) J100 C701 B.U. DETECTION C530 C531 (E) TYPE ONLY 2200u16 VIDEO VIDEO 2200P 2200P AMPLIFIER AMPLIFIER IC202 IC203 D709 V+5V C241 C236 C238 C232 Q706 C704 C700 R706 R707 220u6.3 220u6.3 220u6.3 330u6.3 D702 R517 C532 C508 0.01 0.01 B OUT...
  • Page 10 For DESTINATION continued protection against risk of fire, replace only with A100 C515 CF102 CF301 (E) TYPE same type and rating fuse(s). To reduce the risk of electric KTC-V500E (E) W02-3191-15 0.015 E40-9706-05 ONLY Q201 0.022 L72-0766-05 L72-0707-05...

  • Page 11: Exploded View

    KTC-V500E/N/P EXPLODED VIEW :N89-3006-46 M3x6 :N30-3006-46 (X25-) A100 (X25-) (X25-) J100 (X25-) (X25-) X25-928 (X25-) KTC-V500 Parts with exploded numbers larger than 700 are not supplied.

  • Page 12: Parts List

    CHIP C 0.22UF C240 CK73GB1H103K CHIP C 0.010UF ✽ H54-2468-03 ITEM CARTON CASE (KTC-V500P) C241 CE04NW0J221M ELECTRO 220UF 6.3WV ✽ H54-2469-03 ITEM CARTON CASE (KTC-V500E) C242 CK73GB1A224K CHIP C 0.22UF C300 CE04NW1C470M ELECTRO 47UF 16WV J21-3801-04 MOUNTING HARDWARE C301 CK73GB1C104K CHIP C 0.10UF...
  • Page 13 CHIP R 3.3K J 1/10W ✽ RK73GB2A681J C804 CK73GB1C104K CHIP C 0.10UF R102 CHIP R J 1/10W E1 : KTC-V500E E : Europe K : North America M : Other Areas K : KTC-V500N indicates safety critical components. M1 : KTC-V500P...
  • Page 14 1/10W R700 RK73GB2A153J CHIP R 1/10W R310 RK73GB2A682J CHIP R 6.8K 1/10W R701 R92-3209-05 SMALL-RD 1/2W E1 : KTC-V500E E : Europe K : North America M : Other Areas K : KTC-V500N M1 : KTC-V500P indicates safety critical components.
  • Page 15 D709,710 MA3056WA ZENER DIODE IC200 TDA8842H ANALOGUE IC IC202,203 NJM2267V ANALOGUE IC IC203 NJM2267V ANALOGUE IC E1 : KTC-V500E E : Europe K : North America M : Other Areas K : KTC-V500N indicates safety critical components. M1 : KTC-V500P...

  • Page 16: Specifications

    Size (Width x Height x Depth) 50mm x 15mm x 452mm Weight 300g (x2) KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice. KENWOOD CORPORATION 14-6, Dogenzaka 1-chome, Shibuya-ku, Tokyo, 150-8501 Japan KENWOOD SERVICE CORPORATION KENWOOD ELECTRONICS ITALIA S.p.A.

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