Pioneer AVX-P7700WES Service Manual

7 inch wide in-dash full motorized lcd color tv

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Service

Manual

7 INCH WIDE IN-DASH FULL MOTORIZED LCD COLOR TV

AVX-P7700W

- High voltage is generated in the inverter when the power is supplied to the system. To avoid an electric shock,

reconfirm that the power switch is set to OFF before starting operation.

CONTENTS

1. SAFETY INFORMATION ............................................2

2. EXPLODED VIEWS AND PARTS LIST .......................2

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ...12

4. PCB CONNECTION DIAGRAM ................................32

5. ELECTRICAL PARTS LIST ........................................48

6. ADJUSTMENT..........................................................57

PIONEER CORPORATION

PIONEER ELECTRONICS SERVICE INC.

PIONEER EUROPE N.V.

Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium

PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936

C PIONEER CORPORATION 2000

4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan

P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A.

7. GENERAL INFORMATION .......................................67

7.1 DISASSEMBLY ...................................................67

7.2 IC ........................................................................72

7.3 MECHANISM DESCRIPTION .............................76

8. OPERATIONS AND SPECIFICATIONS.....................79

K-ZZD. APR. 2000 Printed in Japan

ORDER NO.

CRT2509

Table of Contents

Summary of Contents for Pioneer AVX-P7700WES

Page 1: Table Of Contents
PIONEER ELECTRONICS SERVICE INC. P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A. PIONEER EUROPE N.V. Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936 C PIONEER CORPORATION 2000 K-ZZD. APR. 2000 Printed in Japan...
Page 2: Safety Information
AVX-P7700W 1. SAFETY INFORMATION This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair complex products such as those covered by this manual. Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty.
Page 3 AVX-P7700W NOTE: - Parts marked by “*” are generally unavailable because they are not in our Master Spare Parts List. ∇ mark on the product are used for disassembly. - Screws adjacent to - PACKING SECTION PARTS LIST Mark No. Description Part No.
Page 4 AVX-P7700W 2.2 EXTERIOR(1)
Page 5 AVX-P7700W - EXTERIOR(1) SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. 1 Cord Assy CDE6325 26 Connector(CN1071) CKS3124 2 Resistor RS1/2PMF102J 27 Connector(CN1201) CKS3192 3 Cap CNS1472 28 Connector(CN1751) CKS3529 4 Case CNB2307 29 Connector(CN1061) CKS3929 5 Insulator CNM5750...
Page 6 AVX-P7700W 2.3 EXTERIOR(2)
Page 7 AVX-P7700W - EXTERIOR(2) SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. 1 Screw BMZ20P035FMC 46 Guide CNV4570 2 Screw BSZ30P050FMC 47 Gear CNV4572 3 Chassis Unit CXB2503 48 Gear CNV4573 4 Switch(S1041) CSN1012 49 Gear CNV4574 5 Switch(S1021) CSN1025...
Page 8 AVX-P7700W Mark No. Description Part No. 91 Mother Unit CWM7194 92 Screw BMZ30P050FMC 93 Clamper CEF1009 94 Connector(CN911) CKM1281 95 Connector(CN752) CKS3133 96 Connector(CN751) CKS3134 97 Connector(CN702) CKS3774 98 Connector(CN701) CKS3808 99 Connector(CN761) CKS4067 100 Connector(CN762) CKS4131 101 Connector(CN763) CKS4367 102 Antenna Jack CKX1010 (CN491,492)
Page 9 AVX-P7700W 2.4 HIDEAWAY ASSY - HIDEAWAY ASSY SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. 1 Screw BSZ30P040FZK 6 Insulator CNM6725 2 Cord Assy CDE6332 7 Gasket CNM6924 3 TV Front End(FE4401) CWB1085 8 Hideaway Unit CWM7195 4 Chassis CNA2299...
Page 10 AVX-P7700W 2.5 LCD MODULE - LCD MODULE SECTION PARTS LIST Mark No. Description Part No. 1 Front Case NML558388FKO 2 Back Case NML558388BKO 3 Back Light Unit NML758388111 4 LCD Module CWX2497...
Page 11 AVX-P7700W...
Page 12: Block Diagram And Schematic Diagram
AVX-P7700W 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 BLOCK DIAGRAM MOTHER PCB CONNECTOR PCB ENCODER PCB INPUT PCB...
Page 13 AVX-P7700W MONITOR PCB KEYBOARD PCB MOTOR DRIVE PCB HIDEAWAY UNIT ANGLE SENSE PCB LIFT SENSE PCB ANGLE 0 PCB...
Page 14 AVX-P7700W 3.2 MOTHER PCB (MAIN SECTION), CONNECTOR PCB, INPUT PCB(GUIDE PAGE) Note: When ordering service parts, be sure to refer to “EXPLODED VIEWS AND PARTS LIST” or “ELECTRICAL PARTS LIST”. SOURCE SELECTOR IP-BUS BUFFER Large size SCH diagram Guide page MODE ISOLATOR Detailed page...
Page 15 AVX-P7700W (1/2)MOTHER PCB(MAIN SECTION) NOTE : Symbol indicates a resistor. Decimal points for resistor No differentiation is made between chip resistors and and capacitor fixed values discrete resistors. are expressed as : Symbol indicates a capacitor. ← No differentiation is made between chip capacitors and ←...
Page 16 AVX-P7700W INPUT PCB...
Page 17 AVX-P7700W CONNECTOR PCB...
Page 18 AVX-P7700W...
Page 19 AVX-P7700W...
Page 20 AVX-P7700W 3.3 MOTHER PCB(TRANSMITTER SECTION) (2/2)MOTHER PCB(TRANSMITTER SECTION)
Page 21 AVX-P7700W : AUDIO SIGNAL : FM SIGNAL : MPX SIGNAL : PILOT SIGNAL PILOT FMOUT...
Page 22 AVX-P7700W 3.4 MONITOR UNIT(GUIDE PAGE) MONITOR PCB SPEAKER CN1071 CN1061 MONITOR UNIT Consists of MONITOR PCB KEYBOARD PCB AUDIO SIGNAL R SIGNAL VCOM SIGNAL DC-DC CONVERTER RGB DECODER...
Page 23 AVX-P7700W KEYBOARD PCB CN1802...
Page 24 AVX-P7700W...
Page 25 AVX-P7700W...
Page 26 AVX-P7700W C-b D...
Page 27 AVX-P7700W...
Page 28 AVX-P7700W 3.5 ENCODER UNIT...
Page 29 AVX-P7700W E F G H I...
Page 30: Hideaway Unit
AVX-P7700W 3.6 HIDEAWAY UNIT HIDEAWAY UNIT TV DIVERSITY : IF SIGNAL : COMPOSITE VIDEO SIGNAL : AUDIO SIGNAL TV FRONT END ANT1 ANT2 ANT3 ANT4 ANTENNA SWITCH...
Page 31 AVX-P7700W TV5V REGULATOR DC-DC CONVERTOR IF/DETECTOR...
Page 32: Pcb Connection Diagram
AVX-P7700W 4. PCB CONNECTION DIAGRAM 4.1 MOTHER PCB MOTHER PCB NOTE FOR PCB DIAGRAMS IP-BUS IN IP-BUS OUT 1. The parts mounted on this PCB include all necessary parts for CN762 several destination. For further information for respective destinations, be sure to check with the schematic dia- gram.
Page 33 AVX-P7700W CN1001 SIDE A CORD ASSY CN1001 ANTENNA CABLE ANTENNA CABLE CN767 FRONT...
Page 34 AVX-P7700W MOTHER PCB AUXAL AUXAR...
Page 35 AVX-P7700W SIDE B TVAL VTX5 TXAL TXAR VTX9 TXMPXR TXMPXL TXVC FMOUT...
Page 36 AVX-P7700W 4.2 MONITOR PCB MONITOR PCB LCD MODULE...
Page 37 AVX-P7700W SIDE A CN1802 SPEAKER LCD MODULE CN1014...
Page 38 AVX-P7700W MONITOR PCB TP8V TP5V...
Page 39 AVX-P7700W SIDE B TP18V...
Page 40: Connector Pcb
AVX-P7700W 4.3 CONNECTOR PCB CONNECTOR PCB SIDE A CN2471 CN761 CONNECTOR PCB SIDE B...
Page 41 AVX-P7700W 4.4 KEYBOARD PCB SIDE A SIDE B...
Page 42 AVX-P7700W 4.5 ENCODER UNIT SIDE A ENCODER PCB CN1021 CN1061 CN1031 CN1951 CN1041 CN701 SIDE B ENCODER PCB...
Page 43 AVX-P7700W SIDE A MOTOR DRIVE PCB M1951 M1952 CN1051 SIDE B MOTOR DRIVE PCB...
Page 44 AVX-P7700W SIDE A SIDE B ANGLE SENSE PCB ANGLE SENSE PCB CN1021 LIFT SENSE PCB ANGLE 0 PCB CN1011 CN1013 G H I...
Page 45 AVX-P7700W 4.6 INPUT PCB SIDE A INPUT PCB CN764 AUDIO INPUT VIDEO INPUT SIDE B INPUT PCB...
Page 46 AVX-P7700W 4.7 HIDEAWAY UNIT HIDEAWAY UNIT CN763...
Page 47 AVX-P7700W HIDEAWAY UNIT ANTFIX VREF USSD TVV(CN2471 Pin 4)
Page 48: Electrical Parts List
AVX-P7700W 5. ELECTRICAL PARTS LIST NOTES: - Parts whose parts numbers are omitted are subject to being not supplied. - The part numbers shown below indicate chip components. Chip Resistor RS1/_S___J,RS1/__S___J Chip Capacitor (except for CQS..) CKS.., CCS.., CSZS..=====Circuit Symbol and No.===Part Name Part No.
Page 49 AVX-P7700W =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- Chip-Inductor LCTA2R2J3225 RS1/10S223J Inductor CTF1295 RS1/10S103J Relay CSR1020 RN1/10SE1001D Radiator 7.600MHz CSS1501 RS1/10S102J Radiator 6.290MHz CSS1451 RS1/10S473J Switch(MODE) CSH1053 RS1/10S223J Semi-fixed 1.5kΩ(B) CCP1339...
Page 50 AVX-P7700W =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- RS1/10S102J CAPACITORS RS1/10S223J RS1/10S101J CKSQYB105K10 RS1/10S101J CKSQYB105K10 RS1/10S223J CCSQCH221J50 CCSQCH221J50 RS1/10S102J CKSRYB103K50 RS1/10S102J RS1/10S223J CKSRYB103K50 RS1/10S101J CKSQYB103K50 RS1/10S181J CKSQYB103K50 CKSRYB103K50 RS1/10S181J CKSRYB103K50...
Page 51 AVX-P7700W =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- CKSRYB103K50 CKSQYF104Z25 CKSQYB103K50 CEV101M10 CEJA101M16 CKSQYB103K50 CKSQYF104Z25 100µF/25V CCH1316 CEJA101M16 CEHAR470M16 CKSQYF104Z25 CKSQYF104Z25 100µF/16V CCH1228 100µF/25V CCH1316 CEV1R0M50 100µF/16V CCH1228 CEV1R0M50 CKSQYB103K50...
Page 52 AVX-P7700W =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- CAPACITORS 1103 Diode SFPB-54V 1104 Diode 1SS250 1105 Diode UDZ18(B) 1001 CKSQYB104K16 1106 Diode DTZ16(C) 1951 CSZSC100M16 1341 Diode 1SS355 1953 CEHAT102M16...
Page 53 AVX-P7700W =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- EF 1601 EMI Filter CCG1067 1309 RS1/16S153J EF 1602 EMI Filter CCG1067 1312 RS1/16S303J EF 1603 EMI Filter CCG1067 1313 RS1/16S153J EF 1604...
Page 54 AVX-P7700W =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- 1447 RS1/16S103J 1114 15µF/12.5V CCH1225 1448 RS1/16S103J 1115 CKSQYF104Z50 1449 RS1/16S224J 1116 100µF/16V CCH1228 1450 RS1/16S514J 1117 CKSQYF104Z50 1452 RS1/16S101J 1118 CEV220M35...
Page 55 AVX-P7700W =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- 1403 CEV101M10 4403 Transistor DTA114EK 1404 CKSQYB102K50 4404 Transistor DTA114EK 1405 CCSRCH271J50 4405 Transistor 2SA1037K 1414 CCSRCH102J25 4451 Transistor 2SA1037K 1421 CSZST470M6R3...
Page 56 AVX-P7700W =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- 4466 RS1/10S622J 4455 CCSQCH220J50 4467 RS1/10S183J 4456 CKSQYB105K16 4470 RS1/10S822J 4457 CKSQYB473K50 4471 RS1/10S473J 4458 CKSQYB103K50 4472 RS1/10S682J 4460 CKSQYB103K50 4473 RS1/10S103J...
Page 57: Adjustment
AVX-P7700W 6. ADJUSTMENT Parking Brake 6.1 TV TUNER SECTION ADJUSTMENT BACK UP - Connection Diagram 14.4V DC Regulated Power Supply MOTHER PCB(SIDE A) HIDEAWAY UNIT(SIDE A) TC2401 L4452 VR4452 VR4453 VR402 VR401 VR403 FE4401 IC401 VR404 L471 VR405 TV ANTENNA 1 TV Dummy Antenna 62.5Ω...
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Page 61: Connection Diagram
AVX-P7700W 6.2 MONITOR SECTION ADJUSTMENT - Connection Diagram Oscilloscope Pin 35 Pin 29 Oscilloscope Pin32 MONITOR PCB(SIDE A) VR1307 VR1308 VR1309 VR1306 CN1751 Pin 30 VR1305 DC V VR1151 Pin 27 VR1304 Meter(7) Pin 41 VR1301 VR1303 IC1301 DC V Meter(9) Pin 5 VR1302...
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Page 67: General Information
AVX-P7700W 7. GENERAL INFORMATION 7.1 DISASSEMBLY - Removing the Display Assy - Removing the Case 1. Remove two screws D, screw E and the cover in this 1. Remove the screw A. order. 2. Insert a pair of tweezers in the holes marked with 2.
Page 68 AVX-P7700W - Removing the Angle Motor Section 1. Remove the two screws F. - Removing the Case 2. Remove the connector A before removing the angle 1. Remove the four screws K. motor section. 2. Remove the connector C before removing the case. - Removing the Position Motor Section - Removing the Grille Unit 1.
Page 69 AVX-P7700W - Removing the Mother PCB 1. Remove the screw M to take off the holder. 2. Remove the screw N. 3. Unsolder the tuner PCB the catches. 4. Straighten the nine catches marked with arrow to remove the mother PCB. Holder Mother PCB Solder...
Page 70 AVX-P7700W - Removing the Shield Case B - Removing the Y-TAB 1. Free the front engagements at three places and right- 1. Raise the reinforcement land section. hand side engagements at two places. 2. Raise the soldered section located in the center. 2.
Page 71 AVX-P7700W - Removing the X-PCB - Precautions 1. Release three catches on the frame. 1. Three frame catches hold the end faces of the PCB. 2. Pull out the pins from frame holes and remove the X- 2. Do not catch the PCB aslant to prevent the TAB from PCB.
Page 72 AVX-P7700W 7.2 IC - Pin Functions (PE5162A) Pin No. Pin Name Function and Operation RGBSEL Video input select output PWFL Back-light power control output MTRPW AV flap motor power control output AVSS A/D converter grounding potential EVOL Monitor speaker volume control output ATXLEV (OPEN) (Not used) AVREF1...
Page 73 AVX-P7700W Pin No. Pin Name Function and Operation IP-BUS data output IP-BUS data input PBSEN Parking brake detecting input ILMSEN Vehicle illumination sensor input RESET Resetting input REMIN Remote controller input BSENS Backup sensor input ASENS Acc sensor input DSEN Detach sensor input SWACPW Key power control output...
Page 74 AVX-P7700W - Pin Functions (PD5582A) Pin No. Pin Name Function and Operation OSC1 Pin for external connection of oscillation circuit for display OSC2 Pin for external connection of oscillation circuit for display Chip select input Serial clock input Serial data input Auto-clear input 7-10 P6-P9...
Page 75 AVX-P7700W BH1414K Vcc3 GND3 RF OSC PLL LPF OUT X'tal OSCILLATOR Shift register Program countor PLL LPF IN X'tal OSCILLATOR PLL PHASE DETECTOR Phase 1/19 Vcc2(PLL) Vcc2 detector OUTPUT PILOT SIGNAL OUTPUT GND2(PLL) GND2 1/50 MPX OUTPUT GND1 GND1 MUTE Vcc/2 Vcc1 Vcc1...
Page 76: Mechanism Description
AVX-P7700W 7.3 MECHANISM DESCRIPTION - Hardware Description - Electrical Conditions Drive Motor Sensor Signals Eject (position) motor Encoder Pulses Angle raising (angle) motor DEGPUL : Angle pulse sensor Sensor IOPUL : Eject pulse sensor Angle detection rotary encoder Sensor Signals Eject detection rotary encoder LIFT SW : Eject end sensor (At detecting time : L) Eject end detection switch (At detecting time : L)
Page 77 AVX-P7700W 4. When making settings for "setback ON", after the angle has reached to the prescribed position by the movement according to the above Paragraph 3, move the position motor toward the storing direction It hits mechanically at a low speed after waiting for about a second. When the motor returns, it will be stop mechanically and braking movement will be activated by the error It returns at a low speed...
Page 78 AVX-P7700W - Precautions 1. For angle position, addition and subtraction are repeated and the final position is stored for the next starting. 2. If the specified pulse is not available during operation, an abnormal operation will be detected and the position motor will stop at the position.
Page 79: Operations And Specifications
AVX-P7700W 8. OPERATIONS AND SPECIFICATIONS...
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