Pioneer HTV-C1 Service Manual
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Pioneer HTV-C1 Service Manual

Pioneer HTV-C1 Service Manual

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CONTROL CENTER
HTV-C1
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
Type
HTV-C1
AUXJ
ACXJ
• This product is a system component.
For the system composition, refer to the service manual RRV1957 for HTV-A1/KUCXJ.
• This product does not operate normally by itself. Please connect it to the AMPLIFIER HTV-A1/
KUCXJ, for adjustment and operation inspection. Otherwise damage may result.
Hometheater System
HTV-1
(service manual RRV1968)
CONTENTS
1. SAFETY INFORMATION ...................................... 2
3. SCHEMATIC DIAGRAM ....................................... 6
4. PCB CONNECTION DIAGRAM .......................... 12
5. PCB PARTS LIST ............................................... 16
6. ADJUSTMENT .................................................... 17
PIONEER ELECTRONIC CORPORATION
PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 501 Orchard Road, #10-00 Wheelock Place, Singapore 238880
c
PIONEER ELECTRONIC CORPORATION 1998
Power Requirement
AC26V power supplied from other system component
AC26V power supplied from other system component
Control Center
(This manual)
Powered Subwoofer
HTV-SW1 (service manual RRV1969)
4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
SURROUND MODE
VOLUME
STANDBY/ON
DISPLAY
INPUT
Amplifier
HTV-A1 (service manual RRV1957)
7. GENERAL INFORMATION ................................ 18
7.1 PARTS .......................................................... 18
7.1.1 IC ........................................................... 18
7.1.2 DISPLAY ................................................ 19
7.2 TEST MODE ................................................. 20
7.3 BLOCK DIAGRAM ........................................ 21
T - IZY MAY 1998 Printed in Japan
ORDER NO.
RRV1960
Remarks

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  • Page 1: Table Of Contents

    PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 501 Orchard Road, #10-00 Wheelock Place, Singapore 238880 PIONEER ELECTRONIC CORPORATION 1998...

  • Page 2: Safety Information

    The use of a substitute replacement component which does Leakage 0.5mA current Device not have the same safety characteristics as the PIONEER tester under recommended replacement one, shown in the parts list in test this Service Manual, may create shock, fire, or other hazards.

  • Page 3: Exploded Views And Parts List

    HTV-C1 2. EXPLODED VIEWS AND PARTS LIST • NOTES: Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List. • mark found on some component parts indicates the importance of the safety factor of the part.
  • Page 4 HTV-C1 2.2 MAIN SECTION Note : Grille Assy is adhered with the woodworking bond to the Rear Case. Put a square-bar screwdriver and so on in the two gaps under the (BOTTOM VIEW) Grille, and pry it opens when it is removed.
  • Page 5 HTV-C1 • MAIN SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. DISPLAY Assy AWU7070 Lens AAK7551 MAIN Assy AWU7071 Grille Assy AAS7001 TERMINAL Assy AWU7072 Rear Case AMC7025 19P FFC/30V ADD7092 Sub Panel AMD7003 Cable Assy 4P...

  • Page 6: Schematic Diagram

    HTV-C1 3. SCHEMATIC DIAGRAM 3.1 OVERALL WIRING DIAGRAM DISPLAY ASSY (AWU7070)
  • Page 7 HTV-C1 Note : When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or "PCB PARTS LIST". TERMINAL ASSY (AWU7072) MAIN ASSY (AWU7071) Voltages of MAIN Assy IC3001 (CXD2724Q) FROM AMPLIFIER CONDITION SURROUND MODE (HTV-A1) No. Pin Name...
  • Page 8 HTV-C1 3.2 MAIN AND TERMINAL ASSEMBLIES CN5001 DOLBY VIRTUAL DECODER 5.0V SIGNAL ROUTE : AUDIO SIGNAL ROUTE INPUT LENEL DETECTOR Waveforms CN3001-Pin7 (SCK) 0.5 V/div 50mS/sec CN3001-Pin8 (RVDT) 0.5 V/div 50mS/sec – GND – GND INPUT SELECT INPUT 1 , INPUT2 0.0V...
  • Page 9 HTV-C1 Waveforms JA4001-Pin4 (DATA) 0.5 V/div 1mS/sec JA4001-Pin2 (LCK) 0.5 V/div 1mS/sec JA4001-Pin1 (CLK) 0.5 V/div 1mS/sec JA4001-Pin1 (CLK) 0.5 V/div 1mS/sec – GND – GND – GND – GND BALANCED OUT 4.8V MAIN ASSY POWER SUPPLY (AWU7071) 13.2V FRONT -13.2V...
  • Page 10 HTV-C1 3.3 DISPLAY ASSY REMOCON SENS. DISPLAY ASSY (AWU7070) -28V 5.0V ∗ INDICATOR ∗ About a voltage of IC5001-pin 22 (LEVEL IN) This terminal is the terminal watching the level of the input signal to make the Auto standby mode function.
  • Page 11 HTV-C1 Waveforms IC5001-Pin45 (P1) 1V/div 2mS/sec GND – IC5001-Pin62 (1G) 1V/div 2mS/sec GND –...

  • Page 12: Pcb Connection Diagram

    HTV-C1 4. PCB CONNECTION DIAGRAM 4.1 MAIN, TERMINAL AND DISPLAY ASSEMBLIES MAIN ASSY SW AMP UNIT TERMINAL ASSY FRONT SPEAKER (ANP7252-B) IC501–IC503 Q501 Q502 IC504–IC507 Q505 SIDE A...
  • Page 13 HTV-C1 NOTE FOR PCB DIAGRAMS : 1. Part numbers in PCB diagrams match those in the schematic 3. The parts mounted on this PCB include all necessary parts for diagrams. several destinations. 2. A comparison between the main parts of PCB and schematic For further information for respective destinations, be sure to diagrams is shown below.
  • Page 14 HTV-C1 MAIN ASSY TERMINAL ASSY (ANP7252-B) Q504 Q507 IC4001 IC4002 SIDE B IC3501 IC2002 IC3001 IC2501 Q2032 Q2031 IC2001...
  • Page 15 HTV-C1 DISPLAY ASSY (ANP7252-B) IC5001 Q5002 Q5004 SIDE B...

  • Page 16: Pcb Parts List

    HTV-C1 Mark No. Description Part No. Mark No. Description Part No. 5. PCB PARTS LIST • NOTES: Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List. • mark found on some component parts indicates the importance of the safety factor of the part.

  • Page 17: Adjustment

    HTV-C1 Mark No. Description Part No. Mark No. Description Part No. 6. ADJUSTMENT TERMINAL ASSY There is no information to be shown in this chapter. OTHERS CN203 4P PLUG KM250NA4L KN201 SCREW PLATE VNE1948 DISPLAY ASSY SEMICONDUCTORS IC5001 PDG221A Q5001,Q5004...

  • Page 18: General Information

    HTV-C1 7. GENERAL INFORMATION 7.1 PARTS 7.1.1 IC • The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams. BA05ST (MAIN ASSY : IC507) • Regulator IC • •...

  • Page 19: Display

    HTV-C1 7.1.2 DISPLAY AAV7052 (DISPLAY ASSY : V5001) • FL TUBE PATTERN AREA • Pin Connection NOTE 1) F1,F2 -------------- Filament 2) NP ------------------No pin 3) NX ------------------ No extend pin 4) DL ------------------ Datum Line 5) 1G - 9G ----------- Grid •...

  • Page 20: Test Mode

    AC socket. 7.2.2 SINGLE OPERATION METHOD Short-circuit HTV system doesn't move if it is not the combination of HTV-C1 and HTV-A1 fundamentally. AC26V is added to the sub-transformer (T2) when the HTV-C1 is separate and you must diagnose it. (All the functions can't be validated.)

  • Page 21: Block Diagram

    HTV-C1 7.3 BLOCK DIAGRAM HTV-C1/AUXJ,ACXJ CONTROL CENTER BU4066BCF NJM4558MD NJM4558MD NJM4558MD CXD2724Q NJM4558MD GP1U28X PDG221A AAV7052 DEC143EK ATT7025 BA05ST NJM7805FA NJM7806FA NJM7906FA 2SB1237X...
  • Page 22 HTV-C1 HTV-A1/KUCXJ (Refer to the service manual AMPLIFIER RRV1957 for HTV-A1/KUCXJ)

  • Page 23: Panel Facilities And Specifications

    HTV-C1 8. PANEL FACILITIES AND SPECIFICATIONS Control Center SURROUND MODE VOLUME DISPLAY INPUT STANDBY/ON 11 12 14 15 16 17 3 VOLUME SURROUND MODE DISPLAY INPUT STANDBY/ON - INPUT indicator STANDBY/ON switch When the INPUT 1 terminal is selected, “1” is illuminated; when the Turns the power ON/OFF (Standby).
  • Page 24 HTV-C1 Remote Control Unit PRESET RECALL CU-HTV001 SOURCE CHANNEL STANDBY/ON TV FUNC. VOLUME VOLUME ENTER TV/VCR GUIDE MENU CH.ENTER SOURCE CONTROL MUTING SUR.MODE SOUND SYSTEM CONTROL PRESET DISPLAY LEVEL VOLUME STANDBY/ON INPUT PRE-PROGRAMMED REMOTE CONTROL UNIT PRE-PROGRAMMED REMOTE CONTROL UNIT...
  • Page 25 HTV-C1 7 SPECIFICATIONS Input (Sensitivity/Impedance) INPUT 1, 2 ............200 mV/22 kΩ Manufactured under license from the Dolby Laboratories. Speaker Section DOLBY and the double-D symbol are trademarks of Dolby Front L/R .............. 8.7 cm cone type Laboratories. Miscellaneous Dimensions Control center ......

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