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Pioneer AXM-P7050 Service Manual

Multi-channel processor controller unit.
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3 7 63 1515 0
Service
Manual
MULTI-CHANNEL PROCESSOR CONTROLLER UNIT
AXM-P7050
TE
L 13942296513
- Manufactured under license from Dolby Laboratories. "Dolby" and the double-D symbol are trademarks
of Dolby Laboratories.
www
For details, refer to "Important symbols for good services".
.
PIONEER CORPORATION
PIONEER ELECTRONICS (USA) INC.
PIONEER EUROPE NV
PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936
C PIONEER CORPORATION 2003
http://www.xiaoyu163.com
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u163
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4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A.
Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium
http://www.xiaoyu163.com
2 9
8
AXM-P7050/ES
Q Q
3
6 7
1 3
1 5
co
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9 4
2 8
ORDER NO.
CRT3103
ES
0 5
8
2 9
9 4
2 8
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K-ZZA. JUNE 2003 Printed in Japan
9 9
9 9

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Table of Contents

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   Summary of Contents for Pioneer AXM-P7050

  • Page 1 PIONEER ELECTRONICS (USA) INC. P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A. PIONEER EUROPE NV Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936 C PIONEER CORPORATION 2003 K-ZZA. JUNE 2003 Printed in Japan http://www.xiaoyu163.com...
  • Page 2: Safety Information

    (+) and (–) poles pointing in the proper direction. CAUTION u163 Danger of explosion if battery is incorrectly replaced. Replaced only with the same or equivalent type. AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 3 3 7 63 1515 0 L 13942296513 u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 4: Table Of Contents

    6.1 FREQUENCY CHECK FOR CLOCK ........................22 6.2 DISPLAY UNIT BRIGHT ADJUSTMENT ......................24 6.3 TEST MODE................................25 7. GENERAL INFORMATION ............................26 7.1 DIAGNOSIS ................................26 7.1.1 DISASSEMBLY ..............................26 7.1.2 CONNECTOR FUNCTION DESCRIPTION ....................28 7.2 IC ..................................29 L 13942296513 7.3 OPERATIONAL FLOW CHART...........................33 8. OPERATIONS ................................34 u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 5: Specifications

    1. SPECIFICATIONS 3 7 63 1515 0 L 13942296513 u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 6: Exploded Views And Parts List

    2. EXPLODED VIEWS AND PARTS LIST 3 7 63 1515 0 2.1 PACKING L 13942296513 u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 7: Http://www.xiaoyu163.com 6 7

    CEG1089 21 Sub Carton CHA3383 22 Carton CHG5118 23 Contain Box CHL5118 24 Remote Control Unit CXC1495 25 Polyethylene Bag CEG1116 26-1 Owner's Manual CRD3806 (English, Spanish, Traditional chinese) 26-2 Installation Manual CRD3808 (English, Spanish, Traditional chinese) u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 8: Exterior

    2.2 EXTERIOR 3 7 63 1515 0 L 13942296513 u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 9 19 Display Unit CWM8954 20 Cord(CN1801) CDE5834 21 Holder CND1354 22 Cushion CNM6633 L 13942296513 23 Spacer CNM7697 24 Spacer CNM7698 25 Spacer CNM8418 26 Holder CNV6910 27 OEL Unit MXS8017 28 Grille Unit CXC1750 29 IC(IC1810) TSOP1840SB3V u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 10: Block Diagram And Schematic Diagram

    FONT DATA REMOTE CONTROL SENSOR DPDT OEL CONTROLLER/ IC 1812 KEY CONTROLLER OEL UNIT IC 1801 KYDT KYDT IC1803 IC1804 KTDT PD5877A OEL DATA 4,16 TC7SET08FU Q1814 Q1813 IC 1809 NJM2360M u163 Q1807 Q1811 Q1812 Q1806 Q1808 SWDAVCC AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 11 3 7 63 1515 0 L 13942296513 u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 12: Overall Connection Diagram

    3 7 63 1515 0 Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or "ELECTRICAL PARTS LIST". 9.2V IP:+2.2dBs 13.7V SYSTEM L 13942296513 9.2V RCA:+7.8dBs SP:+12dBs 14.1V 9.2V u163 CN1801 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 13 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 0.022 R022 discrete capacitors. AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 14: Display Unit

    3.3 DISPLAY UNIT 3 7 63 1515 0 9.0V 16.6V 16.6V CN803 5V REGULATOR REMOTE CONTROL SENSOR 3.3V REGULATOR 4.9V 3.3V L 13942296513 Temperature i / voltage u Room temperature 26˚C 10.4V u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 15 3 7 63 1515 0 DISPLAY UNIT FONT ROM /ROMCS /RESET Vdd1 /NMI OEL CONTROLLER, KEY CONTROLLER L 13942296513 ure i / voltage u mperature 26˚C 10.4V u163 OEL UNIT AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 16: Pcb Connection Diagram

    4. PCB CONNECTION DIAGRAM 3 7 63 1515 0 4.1 CONTROL UNIT SIDE A CONTROL UNIT CORD ASSY AUX-OUT CN1801 L 13942296513 IP BUS CORD ASSY u163 AUX-IN AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 17 2.Viewpoint of PCB diagrams SIDE B include all necessary parts for Capacitor Connector several destination. For further information for SIDE A respective destinations, be sure to check with the schematic dia- SIDE B gram. P.C.Board Chip Part L 13942296513 u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 18: Display Unit

    4.2 DISPLAY UNIT 3 7 63 1515 0 DISPLAY UNIT SIDE A DISPLAY UNIT SIDE B OEL UNIT L 13942296513 OEL UNIT u163 CN803 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 19: Electrical Parts List

    RN1/16SE1102D Inductor LCTC2R2K1608 RN1/16SE3001D Inductor CTF1306 Inductor CTF1306 RN1/16SE3001D Inductor CTF1306 RN1/16SE3001D Inductor LCTA2R2J2520 RN1/16SE3001D RS1/16S103J Inductor CTF1306 RS1/16S103J Inductor CTF1306 Choke Coil 1.4mH CTH1129 RS1/16S473J Inductor LCTC2R2K1608 RS1/16S473J Radiator 12.58291MHz CSS1602 u163 RS1/16S102J RS1/16S102J Buzzer CPV1062 RS1/16S473J AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 20 CEAT101M10 RS1/16S473J CEJQ4R7M25 RS1/16S473J CEJQ4R7M25 RS1/16S473J CEAT101M10 RS1/16S473J CEAT101M10 RS1/16S473J CKSRYB222K50 RS1/16S0R0J CKSRYB222K50 RS1/16S473J CKSRYB103K50 RS1/16S473J CKSRYB103K50 RS1/16S101J CKSRYB103K50 RS1/16S561J CCSRCH120J50 RS1/16S103J CCSRCH120J50 RS1/16S102J CKSRYB105K10 RS1/16S472J CKSRYB105K10 RS1/16S472J CKSRYB102K50 RS1/16S153J CKSRYB103K50 RS1/16S104J u163 CKSRYB102K50 RS1/16S103J CKSRYB102K50 RS1/16S473J CKSRYB105K10 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 21 1843 CSZSR4R7M16 1815 RS1/16S222J 1844 10µF/16V CCH1442 1816 RS1/16S0R0J 1845 CKSRYB103K50 1846 CKSRYB103K50 1817 RS1/16S154J 1847 CKSRYB103K50 1819 RS1/16S473J 1820 RAB4C102J 1848 CKSRYB103K50 1822 RS1/16S223J 1823 RS1/16S222J 1824 RS1/16S103J u163 1825 RS1/16S393J 1827 RS1/16S683J 1830 RS1/16S392J 1833 RS1/16S473J AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 22: Adjustment

    6. ADJUSTMENT 3 7 63 1515 0 6.1 FREQUENCY CHECK FOR CLOCK - Adjustment Point +14.4V BACK UP DC Regulated Power Supply CONTROL UNIT(SIDE A) CN802 L 13942296513 CONTROL UNIT(SIDE B) u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 23 3 7 63 1515 0 FREQUENCY CHECK FOR CLOCK No. Specification Measuring Point Note (Adjustment Item) 12.58291MHz + 578Hz TP(PCL) 1. ACC, B.UP ON - 503Hz (Frequency Counter) 2. TP(TP612) : 5V L 13942296513 u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 24: Display Unit Bright Adjustment

    6.2 DISPLAY UNIT BRIGHT ADJUSTMENT 3 7 63 1515 0 - Adjustment Point DISPLAY UNIT(SIDE B) L 13942296513 u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 25: Test Mode

    When you press buttons on the remote control for each source, the test command will be sent out. • Service test mode (only for the AXM-P7050/ES) To enter this mode : Short the land TEST_1 on the pc board, then restart the unit. The pin 62 (TEST_1) of the IC804 will be shifted to H.
  • Page 26: General Information

    Remove the four screws and then remove the Case. Case Fig.1 Removing the Control Unit (Fig.2) Control Unit L 13942296513 Straighten the tabs at five locations indicated. Remove the two screws and then remove the Control Unit. Fig.2 u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 27 PCB, first, insert the Bosses on the PCB into the 2 holes in the flexible cable. Then, take the same procedures 2 and 3 as u163 that for the Cathode terminal to solder the cable pins. (Fig.3) Fig.5 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 28: Connector Function Description

    1. Lch - 1. BUS+ 2. Lch + 2. GND 3. Rch + 3. GND 4. Rch - 4. NC 5. BUS- SPEAKER IN 6. GND 7. BL+ 8. ASENB 9. BR+ 10. BR- 11. BL- IP-BUS IN u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 29 IC's marked by * are MOS type. Be careful in handling them because they are very Short-circuit liable to be damaged by electrostatic induction. Protection Circuit VOUT Voltage Regulator Voltage Detection Circuit Delay Circuit L 13942296513 * PE5380A u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 30 BSENS Backup sense input u163 ASENS ACC sense input 92-96 Not used FWSI Used to write the flash memory FWSO Used to write the flash memory FWSCK Used to write the flash memory KYDT GRILL : Data input AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 31 (GND) 63-69 A7-A1 Address bus 7bit-1bit Not used 71-86 D15-D0 Data bus 15bit-0bit Not used OELPW AVCC control 89-93 Not used AVss (Vss) Not used Vref (Vss) u163 AVcc (Vcc) 98,99 Not used FWRST Restart signal for self-rewriting AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 32 A0-A19 : Address input D0-D14 : Data output ce : Chip enable input oe : Output enable input byte/VPP : Mode switch/Program power supply VCC : Power supply VSS : GND byte/VPP NC : Not used D15/A-1 u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 33: Operational Flow Chart

    In case of the above signal, the communication Source keys with Grille microcomputer may fail. operative If the time interval is not 300msec, the oscillator may be defective. Source ON SYSPW←H Pin 31 Completes power-on operation. (After that, proceed to each source operation) u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 34: Operations

    3 7 63 1515 0 8. OPERATIONS L 13942296513 u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 35 3 7 63 1515 0 L 13942296513 u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 36 3 7 63 1515 0 L 13942296513 u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 37 3 7 63 1515 0 L 13942296513 u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 38 To electric terminal controlled by ignition switch (12 VDC) ON/OFF. 9.Yellow/black If you use a cellular telephone, connect it via the Audio Mute lead on the cellular telephone. If not, keep the Audio Mute lead free of any connections. u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 39 (sold separately) 10.Yellow 16.Black 22.Yellow 16.Black (FRONT VIDEO OUTPUT) 21.Optical cable (supplied with multi-channel processor) 23.If the connected car stereo or other equipment has both speaker output and RCA output, be sure to connect with RCA output. u163 AXM-P7050/ES http://www.xiaoyu163.com...
  • Page 40 9.Black (AVX-P7300DVD) (sold separately) 6.Blue 11.Optical cable 12.IP-BUS cable (supplied with multi-channel processor) (sold separately) 13.If the connected car stereo or other equipment has both speaker output and RCA output, be sure to connect with RCA output. u163 AXM-P7050/ES http://www.xiaoyu163.com...

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