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Pioneer KEX8547ZT-91/EW Service Manual
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Pioneer KEX8547ZT-91/EW Service Manual

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3 7 63 1515 0
RECEIVER ASSY, RADIO
KEX-M8547
KEX-M8547
KEX-M8647
KEX-M8647
TE
L 13942296513
VEHICLE
LAND CRUISER PRADO
LAND CRUISER PRADO
LAND CRUISER PRADO
LAND CRUISER PRADO
www
For details, refer to "Important symbols for good services".
.
PIONEER CORPORATION
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
PIONEER CORPORATION 2004
http://www.xiaoyu163.com
PRODUCED
DESTINATION
EUROPE
August 2004
EUROPE
August 2004
EUROPE
August 2004
EUROPE
August 2004
x
ao
u163
y
i
4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
http://www.xiaoyu163.com
2 9
8
TOYOTA
KEX-M8547
ZT/EW
KEX-M8547ZT/EW
ZT-91
/EW
ZT
/EW
ZT-91
/EW
Q Q
3
6 7
1 3
1 5
OEM PARTS No.
AFTER
86120-60461
86120-60461
86120-60451
86120-60451
co
.
9 4
2 8
ORDER NO.
CRT3321
ZT
0 5
8
2 9
9 4
2 8
ID No.
PIONEER MODEL No.
P3745
KEX-M8547ZT/EW
P3745
KEX-M8547ZT-91/EW
P3746
KEX-M8647ZT/EW
P3746
KEX-M8647ZT-91/EW
m
K-ZZA. JULY 2004 printed in Japan
9 9
/EW
9 9

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  • Page 1 PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan 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 PIONEER CORPORATION 2004 K-ZZA.
  • Page 2 http://www.xiaoyu163.com This service manual should be used together with the following manual(s): 3 7 63 1515 0 Model No. Order No. Mech.Module Remarks CX-1011 CRT2406 Cassette Mech. Module : Mech. Description, Disassembly Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation. "Dolby"...

  • Page 3: Safety Information

    http://www.xiaoyu163.com SAFETY INFORMATION 3 7 63 1515 0 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.

  • Page 4: Table Of Contents

    http://www.xiaoyu163.com CONTENTS SAFETY INFORMATION ............................. 3 3 7 63 1515 0 1. SPECIFICATIONS ............................5 2. EXPLODED VIEWS AND PARTS LIST ......................6 2.1 EXTERIOR..............................6 2.2 CASSETTE MECHANISM MODULE......................8 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ..................10 3.1 BLOCK DIAGRAM ........................... 10 3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)................

  • Page 5: Specifications

    http://www.xiaoyu163.com 1. SPECIFICATIONS 3 7 63 1515 0 General Power source ..13.2 V(10.5V - 16.0V allowable) Backup current....Less than 0.3 mA Grounding system .

  • Page 6: Exploded Views And Parts List

    http://www.xiaoyu163.com 2. EXPLODED VIEWS AND PARTS LIST 3 7 63 1515 0 OTES : • Parts marked by " * " are generally unavailable because they are not in our Master Spare Parts List. • Screw adjacent to mark on the product are used for disassembly. •...
  • Page 7 http://www.xiaoyu163.com (1) EXTERIOR SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. 3 7 63 1515 0 Button See Contrast table(2) Screw BMZ30P050FTC Button See Contrast table(2) Screw BSZ26P060FTC Button See Contrast table(2) Upper Case CNB3080 Button See Contrast table(2) Front Frame...

  • Page 8: Cassette Mechanism Module

    http://www.xiaoyu163.com 2.2 CASSETTE MECHANISM MODULE 3 7 63 1515 0 For grease application, refer to the service manual for CX-1011 (CRT2406). L 13942296513 u163 KEX-M8547ZT/EW http://www.xiaoyu163.com...
  • Page 9 http://www.xiaoyu163.com CASSETTE MECHANISM MODULE SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. 3 7 63 1515 0 Head Base Unit EXA1611 Screw BSZ20P040FTC Washer CBF1037 Lever Unit EXA1587 Washer CBG1003 Gear Unit EXA1596 Screw EBA1028 Motor Unit(M2) EXA1660 Screw...

  • Page 10: Block Diagram And Schematic Diagram

    http://www.xiaoyu163.com 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 BLOCK DIAGRAM 3 7 63 1515 0 MAIN UNIT FM/AM TUNER UNIT FM/AM 1ST IF 10.7MHz MPXREF 41kHz AMRF T51 Q51 CF51 CF52 CF53 AMDET AMANT L ch IC 2 FM MPX CN501 ANTENNA Q401...
  • Page 11 http://www.xiaoyu163.com 3 7 63 1515 0 AUDIO SELECTOR TUNER MIXING AMP FOR AMP UNBALANCE TO BALANCE CN801 SYSTEM MUTE IC401 Q204 Q205 IC202 IC203 IC204 NJM2068MD TC4052BF NJM2068MD NJM2068MD ILL- ILL+ LANL Q401 Q402 Q403 Q406 AUDIO SELECTOR UNBALANCE TO BALANCE FOR RSA SYSTEM MUTE Q304...

  • Page 12: Overall Connection Diagram(Guide Page)

    http://www.xiaoyu163.com 3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE) 3 7 63 1515 0 Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or "ELECTRICAL PARTS LIST". Large size SCH diagram FM/AM TUNER UNIT Guide page RDS MUTE Detailed page L 13942296513...
  • Page 13 http://www.xiaoyu163.com 3 7 63 1515 0 MAIN UNIT BALANCE TO UNBALANCE TUNER MIXING AMP SYSTEM MUTE FM:-9.5dBs AM:-13.4dBs TAPE:-7.5dBs (AMP) AUDIO SELECTOR UNBALANCE TO BALANCE FOR AMP UNBALANCE TO BALANCE AUDIO SELECTOR FOR RSA SYSTEM MUTE FM:-9.5dBs AM:-13.4dBs TAPE:-7.5dBs (RSA) L 13942296513 VDD 5V HARD MUTE...
  • Page 14 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 KEX-M8547ZT/EW http://www.xiaoyu163.com...
  • Page 15 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 KEX-M8547ZT/EW http://www.xiaoyu163.com...
  • Page 16 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 KEX-M8547ZT/EW http://www.xiaoyu163.com...
  • Page 17 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 KEX-M8547ZT/EW http://www.xiaoyu163.com...

  • Page 18: Keyboard Unit

    http://www.xiaoyu163.com 3.3 KEYBOARD UNIT 3 7 63 1515 0 R:KEX-M8647ZT/EW L 13942296513 L:KEX-M8547ZT/EW CN804 u163 KEX-M8547ZT/EW http://www.xiaoyu163.com...
  • Page 19 http://www.xiaoyu163.com 3 7 63 1515 0 KEYBOARD UNIT L 13942296513 S905 S906 TAPE TAPE S907 S908 DISC DISC S909 SEEK S910 SEEK TRACK PROG PROG TRACK DISC DISC S911 S912 SEEK SEEK TRACK TRACK PROG PROG DISC DISC u163 KEX-M8547ZT/EW http://www.xiaoyu163.com...

  • Page 20: Cassette Mechanism Module

    http://www.xiaoyu163.com 3.4 CASSETTE MECHANISM MODULE 3 7 63 1515 0 DECK UNIT CN252 VR302 CCP1280 33K(B) R260 R258 C253 390P Rev-L R283 0R0 R256 C254 390P Rev-R MSGV(R) NFI(L) R284 0R0 R403 RIN(L) MAOUT C271 R291 C404 R01 IC251 Fwd-R R282 0R0 1/50 MSDET...
  • Page 21 http://www.xiaoyu163.com 3 7 63 1515 0 M1 MOTOR UNIT (MAIN MOTOR) EXA1618 CN255 Q101 CN256 EGN1004 CN253 L102 L101 Q271 2SC4116 R277 R375 0R0 70 s S103 220K MODE S102 R373 0R0 load LOAD R275 S101 ESG1007x3 C405 R033 SENSOR UNIT R404 270K CN254...

  • Page 22: Pcb Connection Diagram

    http://www.xiaoyu163.com 4. PCB CONNECTION DIAGRAM 4.1 MAIN UNIT 3 7 63 1515 0 NOTE FOR PCB DIAGRAMS MAIN UNIT 1.The parts mounted on this PCB include all necessary parts for several destination. For further information for respective destinations, be sure FM TUNER UN to check with the schematic dia- gram.
  • Page 23 http://www.xiaoyu163.com 3 7 63 1515 0 SIDE A M TUNER UNIT CAR HARNESS CAR HARNESS CAR HARNESS L 13942296513 u163 CN901 FRONT CN251 KEX-M8547ZT/EW http://www.xiaoyu163.com...
  • Page 24 http://www.xiaoyu163.com 3 7 63 1515 0 MAIN UNIT L 13942296513 u163 KEX-M8547ZT/EW http://www.xiaoyu163.com...
  • Page 25 http://www.xiaoyu163.com 3 7 63 1515 0 SIDE B L 13942296513 u163 KEX-M8547ZT/EW http://www.xiaoyu163.com...

  • Page 26: Keyboard Unit(Kex-M8547Zt/Ew)

    http://www.xiaoyu163.com 4.2 KEYBOARD UNIT(KEX-M8547ZT/EW) 3 7 63 1515 0 SIDE A SIDE B KEYBOARD UNIT KEYBOARD UNIT CN804 > L 13942296513 > u163 KEX-M8547ZT/EW http://www.xiaoyu163.com...

  • Page 27: Keyboard Unit(Kex-M8647Zt/Ew)

    http://www.xiaoyu163.com 4.3 KEYBOARD UNIT(KEX-M8647ZT/EW) 3 7 63 1515 0 SIDE A SIDE B KEYBOARD UNIT KEYBOARD UNIT CN804 > L 13942296513 > u163 KEX-M8547ZT/EW http://www.xiaoyu163.com...

  • Page 28: B 4.4 Cassette Mechanism Module

    http://www.xiaoyu163.com 4.4 CASSETTE MECHANISM MODULE 3 7 63 1515 0 DECK UNIT SIDE A CN353 CN251 C321 C271 L 13942296513 DECK UNIT SIDE B HEAD ASSY IC,Q VR302 CN254 CN255 CN253 CN252 IC253 IC251 Q351 Q352 VR301 u163 CN256 KEX-M8547ZT/EW http://www.xiaoyu163.com...
  • Page 29 http://www.xiaoyu163.com 3 7 63 1515 0 SENSOR UNIT S101 LOAD S103 70µs S102 MODE L101 CN256 L102 Q101 REEL SENSE CN253 L 13942296513 u163 KEX-M8547ZT/EW http://www.xiaoyu163.com...

  • Page 30: Electrical Parts List

    http://www.xiaoyu163.com 5. ELECTRICAL PARTS LIST 3 7 63 1515 0 NOTE: 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..
  • Page 31 http://www.xiaoyu163.com Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. D 473 Diode MPG06G-6415G50 L 514 Inductor CTF1473 3 7 63 1515 0 D 474 Diode 1SS355 L 561 Inductor CTF1473 D 475 Diode 1SS355 L 601 Inductor LCTA100J3225 D 497...
  • Page 32 http://www.xiaoyu163.com Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. R 155 RS1/16S101J R 241 RS1/16S222J 3 7 63 1515 0 R 156 RS1/16S101J R 243 RS1/10S103J R 157 RS1/16S104J R 244 RS1/10S103J R 158 RS1/16S104J R 245 RS1/10S103J R 161 RS1/16S683J...
  • Page 33 http://www.xiaoyu163.com Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. R 429 RS1/16S823J R 566 RS1/16S222J 3 7 63 1515 0 R 430 RS1/16S823J R 567 RS1/16S822J R 431 RS1/16S473J R 568 RS1/16S222J R 432 RS1/16S473J R 569 RS1/16S164J R 433 RS1/16S101J...
  • Page 34 http://www.xiaoyu163.com Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. R 659 RS1/16S102J R 840 RS1/4S1R5J 3 7 63 1515 0 R 660 RS1/16S102J R 841 RS1/4S1R5J R 661 RS1/16S102J R 844 RS1/16S471J R 662 RS1/16S102J R 846 RS1/16S105J R 663 RS1/16S102J...
  • Page 35 http://www.xiaoyu163.com Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. 3 7 63 1515 0 C 152 CKSRYB103K50 C 261 CCSRCH471J50 C 153 CKSYB106K6R3 C 262 CEJQ4R7M35 C 154 CKSRYB105K10 C 263 CKSRYB473K50 C 155 CKSRYB102K50 C 281 CKSRYB182K50 C 156 CKSQYB225K10...
  • Page 36 http://www.xiaoyu163.com Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. 3 7 63 1515 0 C 510 CKSYB106K6R3 C 701 CKSRYB103K50 C 511 CKSRYB472K50 C 703 CCSRCH221J50 C 512 CEV100M16 C 704 CCSRCH221J50 C 513 CKSRYB102K50 C 801 CKSRYB102K50 C 514 CKSQYB225K10...
  • Page 37 http://www.xiaoyu163.com Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. R 913 RS1/16S5R6J CAPACITORS 3 7 63 1515 0 R 914 RS1/16S3R3J C 251 CKSRYB391K50 C 252 CKSRYB391K50 C 253 CKSRYB391K50 Unit Number:EWM1031 C 254 CKSRYB391K50 Unit Name:Deck Unit C 255 CKSRYB103K50 C 256...

  • Page 38: Adjustment

    http://www.xiaoyu163.com 6. ADJUSTMENT 6.1 JIG CONNECTION DIAGRAM 3 7 63 1515 0 - Connection Diagram TOYOTA EMV SYSTEM MODEL KEX-M8547ZT/EW(L) KEX-M8647ZT/EW(R) EMV(DENSO) GGD1304 GGD1346 Bullet connector (To DC Regulated Power Supply) GM-9127ZT-02/EW(L) GM-9427ZT-02/WL(R) Bullet connector (To DC Regulated Power Supply) NAVI ECU(A/W) L 13942296513 GGD1240...

  • Page 39: Cassette And Audio Adjustment

    http://www.xiaoyu163.com 6.2 CASSETTE AND AUDIO ADJUSTMENT 3 7 63 1515 0 -Connection Diagram BACK UP +13.2V DC Regulated Power Supply MAIN UNIT Extension Cord GGD1121 DECK UNIT VR302 VR301 Pin2 Pin3 VR561 L 13942296513 CN251 L-CH R-CH Meter DOLBY B NR ADJUSTMENT Test Tape Adjustment Point Adjustment Method...
  • Page 40 http://www.xiaoyu163.com 3 7 63 1515 0 AM NOISE CANCELER ADJUSTMENT Connection: Output KEX-M8406ZT KEX-M8547ZT/EW 2-signal pad AM dummy Noise meter KEX-M8647ZT/EW KEX-M9406ZT Pulse generator (equivalent to HP8011A) Setting of the pulse generator. (setting of superimposed pulse) Pulse width :50µsec 4Vp-p(EMF) Pulse intervals :5msec 50us Pulse voltage :4Vp-p...

  • Page 41: Self-Diagnosis Function

    http://www.xiaoyu163.com 6.3 SELF-DIAGNOSIS FUNCTION 3 7 63 1515 0 L 13942296513 u163 KEX-M8547ZT/EW http://www.xiaoyu163.com...
  • Page 42 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 KEX-M8547ZT/EW http://www.xiaoyu163.com...
  • Page 43 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 KEX-M8547ZT/EW http://www.xiaoyu163.com...
  • Page 44 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 KEX-M8547ZT/EW http://www.xiaoyu163.com...

  • Page 45: General Information

    http://www.xiaoyu163.com 7. GENERAL INFORMATION 7.1 DIAGNOSIS 3 7 63 1515 0 7.1.1 DISASSEMBLY Removing the Upper Case (not shown) 1. Remove the Case. Cassette Mechanism Module Removing the Cassette Mechanism Module (Fig.1) Remove the four screws and then remove the Cassette Mechanism Module. Removing the Grille Assy (Fig.1) Remove the two screws and then remove the Grille Assy.

  • Page 46: Connector Function Description

    http://www.xiaoyu163.com 7.1.2 CONNECTOR FUNCTION DESCRIPTION 3 7 63 1515 0 MUTE L- R+ SGND (SLD) L+ R+ MUTE TX+ NC ILL+ BU (AMP+B) GND L- NC NC TX- ILL- ANT+B (BU) (ACC) (GND) CMP- CMP+ RSL- RSL+ RSR- RSR+ (SLD) L 13942296513 u163 KEX-M8547ZT/EW...

  • Page 47: Trouble-Shooting

    http://www.xiaoyu163.com 7.1.3 TROUBLE-SHOOTING 3 7 63 1515 0 Is B-UP ON? Check +B bsens terminal (Check a power supply.) Pin 75(IC601) Turn on ACC Is ACC ON? asens terminal (Check a power supply.) Pin 73(IC601) Check illumination circuit? Does illumination come on? ISENS terminal Pin 2(IC601) Is PWR-ON enabled?
  • Page 48 http://www.xiaoyu163.com 7.2 IC 3 7 63 1515 0 Pin Functions(PD5945A) Pin No. Pin Name Function and Operation SYSPWR Power supply control output ISENS Illumination sense input KISYU Model input LAMP Lamp power supply control(D/A) output sysmute@ System mute output for RSE sysmute System mute output RSEMUTE...
  • Page 49 http://www.xiaoyu163.com Pin No. Pin Name Function and Operation 3 7 63 1515 0 ROMDT ROM correction data output ROMCLK ROM correction clock output ROMCS ROM correction chip select output TEST Test mode input Power supply(2.7-5.5V) input ENC1+ VOL encoder input + GND input ENC1- VOL encoder input -...
  • Page 50 http://www.xiaoyu163.com - FM/AM Tuner Unit 3 7 63 1515 0 FM/AM 1ST IF 10.7MHz MPXREF 41kHz AMRF T51 Q51 CF51 CF52 CF53 AMDET AMANT L ch IC 2 FM MPX R ch AMIN ANT ADJ COMP MIXER, IF AMP, DET. LDET FMANT RFGND...

  • Page 51: Explanation

    7.3 EXPLANATION 7.3.1 SYSTEM BLOCK DIAGRAM 3 7 63 1515 0 +B, ACC KEX-M8547ZT/EW AVC-LAN KEX-M8647ZT/EW +B, ACC SPEAKER AMPLIFIER 1DIN AVC-LAN HEAD UNIT OTHER MAKERS PIONEER AVC-LAN CD-CH PIONEER L 13942296513 u163 KEX-M8547ZT/EW http://www.xiaoyu163.com...

  • Page 52: Operational Flow Chart

    http://www.xiaoyu163.com 7.3.2 OPERATIONAL FLOW CHART 3 7 63 1515 0 Power ON VCC=5V Pin 16, 62 bsens Pin 75 bsens=L asens Pin 73 asens=L SWVDD←H Pin 11 L 13942296513 IPPW←H Pin 22 SYSPWR←H Pin 1 Source keys operative Source ON Completes power-on operation.

  • Page 53: Cleaning

    http://www.xiaoyu163.com 7.4 CLEANING 3 7 63 1515 0 Before shipping out the product, be sure to clean the following portions by using the prescribed cleaning tools: Portions to be cleaned Cleaning tools Cassette heads Pinch rollers Cleaning paper : GED-008 Capstans L 13942296513 u163...

  • Page 54: Operations

    http://www.xiaoyu163.com 8. OPERATIONS 3 7 63 1515 0 KEX-M8547 ZT/EW KEX-M8547 ZT/EW L 13942296513 KEX-M8547 ZT/EW u163 KEX-M8547ZT/EW http://www.xiaoyu163.com...
  • Page 55 http://www.xiaoyu163.com 3 7 63 1515 0 KEX-M8647 ZT/EW KEX-M8647 ZT/EW L 13942296513 KEX-M8647 ZT/EW u163 KEX-M8547ZT/EW http://www.xiaoyu163.com...
  • Page 56 http://www.xiaoyu163.com - Jigs List 3 7 63 1515 0 Name Jig No. Remarks Extension cord GGD1169 Adjustment Extension cord GGD1240 Adjustment Extension cord GGD1304 Adjustment Extension cord GGD1346 Adjustment Extension cord GGD1121 Cassette mechanism module adjustment Test tape NCT-150 Cassette mechanism module adjustment Cleaning paper GED-008 Cleaning cassette heads, pinch rollers and capstans...

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