Pioneer KEX-M8186ZT-91/ES Service Manual Download Page 49

Page: 49 / 64

KEX-M8186ZT,M8186ZT-91

DC V
Meter(1)

VR51

MW/SW UNIT

T51

mV
Meter(2)

Pin 2(R)
Pin 1(GND)

FM UNIT

Pin 3(L)

FM UNIT

CN2

CN1

Pin2

FM FRONT END

VR103

VR102

VR101

R58

Center
Meter

Main
Antenna Jack

Antenna Plug

MW/SW SSG

FM SSG

Stereo
Modulator

Ω

-Z

15pF

Ω

(37.5

Ω

)

Antenna Plug

Dummy Antenna

Ω

(75

Ω

)

T203

T205

T204

T206

IC602

MW/SW UNIT

TUNER P.C.B

DECK UNIT

VR301(L)

VR302(R)

T52

IC601

VR650

mV Meter (1)

Oscilloscope (1)

Distortion
Meter

Ω

Lch +

Lch -

Rch +

Rch -

GM-8066ZT/UC

DC Regulated
Power Supply

BACK UP

ACC

GND

+13.2V

GND

T71

VR201

VR202

CN201

CN202

DC V
Meter(2)

Pin4

Pin10

Dummy Antenna

DC 5V

Pin3

Oscillo-
scope (2)

VR1

6.3 TUNER / AUDIO SECTION

Connection Diagram

NOTE:
Select C1 so that total capacity of 80pF is attained from
the direction of the receiver jack.
Z: Output impedance of SSG.

Summary of Contents for KEX-M8186ZT-91/ES

Page 1: ...AD UNIT Manufactured for TOYOTA by PIONEER ELECTRONIC CORPORATION ES300 Service Manual VEHICLE DESTINATION PRODUCED AFTER ID No TOYOTA PART No PIONEER MODEL No LEXUS ES300 MIDDLE EAST December 1998 P7510 86120 33230 KEX M8186ZT ES KEX M8186ZT 91 ES ...

Page 2: ... As for the structure and electrical system there is no difference between the KEX M8186ZT ES and KEX M8186ZT 91 ES Supplementary model is identical to the original except for the addition of following items Description Part No Polyethylene Bag CEG1026 Carton CHA2025 Contain Box CHD2025 Protector CHP1888 1889 CONTENTS 1 SAFETY INFORMATION 3 2 EXPLODED VIEWS AND PARTS LIST 4 3 SCHEMATIC DIAGRAM 8 4...

Page 3: ...ment 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 If you are not qualified to perform the repair of this product properly and safely you should not risk trying to do so and refer the repair to a qualified servic...

Page 4: ...4 KEX M8186ZT M8186ZT 91 2 EXPLODED VIEWS AND PARTS LIST 2 1 EXTERIOR ...

Page 5: ...4739 34 Button AM SW CAC5746 35 Button FM CAC5747 36 Button TAPE CAC4742 37 Button CD CAC4743 38 Holder CNV3645 39 Holder CNV3646 40 Holder CNV3647 41 Holder CNV3648 42 LCD Unit CWM6019 43 Keyboard Unit CWM6018 44 Knob Unit CXB4042 45 Spring CBL 108 46 Knob Unit CXB4043 47 Spring CBL 108 48 Grille Unit CXB2863 49 Door CAT1980 50 Spring CBH1371 51 Plug CN202 CKS1607 52 Plug CN201 CKS1615 53 Holder ...

Page 6: ...6 KEX M8186ZT M8186ZT 91 2 2 CASSETTE MECHANISM MODULE ...

Page 7: ... 43 Belt ENT1027 44 Gear ENV1422 45 Gear ENV1347 46 Gear ENV1423 47 Collar ENV1508 48 Gear ENV1350 49 Gear ENV1351 50 Gear ENV1354 51 Gear ENV1355 52 Gear ENV1357 53 Gear ENV1358 54 Gear ENV1359 55 Clamper ENV1360 56 Clamper ENV1361 57 Arm ENV1362 58 Gear ENV1363 59 Flywheel ENV1410 60 Head Assy HD1 EXA1364 61 Arm Unit EXA1276 62 Arm Unit EXA1277 63 Motor Unit M1 EXA1335 64 Motor Unit M2 EXA1279 6...

Page 8: ...MATIC DIAGRAM 3 1 OVERALL CONNECTION DIAGRAM GUIDE PAGE Note When ordering service parts be sure to refer to EXPLODED VIEWS AND PARTS LIST or ELECTRICAL PARTS LIST 4 5MHz A a A b A a A b A b A a Large size SCH diagram Guide page Detailed page A a A C C G I ...

Page 9: ...9 KEX M8186ZT M8186ZT 91 5 6 7 8 A B C D 5 6 7 8 MAIN P C B TUNER P C B MAIN UNIT A b A ...

Page 10: ...10 KEX M8186ZT M8186ZT 91 A 1 2 3 4 B C D 1 2 3 4 4 5MHz A a A b A a I C C A ...

Page 11: ...11 KEX M8186ZT M8186ZT 91 5 6 7 8 A B C D 5 6 7 8 A a A b A a G ...

Page 12: ...12 KEX M8186ZT M8186ZT 91 A 1 2 3 4 B C D 1 2 3 4 MAIN P C B TUNER P C B MAIN UNIT A a A b A b I ...

Page 13: ...13 KEX M8186ZT M8186ZT 91 5 6 7 8 A B C D 5 6 7 8 A a A b A b ...

Page 14: ...14 KEX M8186ZT M8186ZT 91 A 1 2 3 4 B C D 1 2 3 4 3 2 TUNER P C B MAIN P C B TUNER P C B B F E ...

Page 15: ...15 KEX M8186ZT M8186ZT 91 1 2 3 4 A B C D 1 2 3 4 KEYBOARD P C B VOLUME P C B D 3 3 KEYBOARD UNIT C C D ...

Page 16: ...16 KEX M8186ZT M8186ZT 91 A 1 2 3 4 B C D 1 2 3 4 E 3 4 MW SW UNIT E ...

Page 17: ...17 KEX M8186ZT M8186ZT 91 5 6 7 8 A B C D 5 6 7 8 MW SW TUNER E ...

Page 18: ...18 KEX M8186ZT M8186ZT 91 A 1 2 3 4 B C D 1 2 3 4 F 3 5 FM UNIT F ...

Page 19: ...19 KEX M8186ZT M8186ZT 91 5 6 7 8 A B C D 5 6 7 8 F ...

Page 20: ...20 KEX M8186ZT M8186ZT 91 A 1 2 3 4 B C D 1 2 3 4 3 6 CASSETTE MECHANISM MODULE CN402 G G A ...

Page 21: ...21 KEX M8186ZT M8186ZT 91 5 6 7 8 A B C D 5 6 7 8 H H G ...

Page 22: ...22 KEX M8186ZT M8186ZT 91 A 1 2 3 4 B C D 1 2 3 4 I 3 7 LCD UNIT I ...

Page 23: ...23 KEX M8186ZT M8186ZT 91 ...

Page 24: ... B NOTE FOR PCB DIAGRAMS 1 The parts mounted on this PCB include all necessary parts for several destination For further information for respective destinations be sure to check with the schematic diagram 2 Viewpoint of PCB diagrams 4 PCB CONNECTION DIAGRAM 4 1 MAIN UNIT A MAIN P C B A C CN901 G CN251 ...

Page 25: ...25 KEX M8186ZT M8186ZT 91 5 6 7 8 A B C D 5 6 7 8 SIDE A A C CN902 I CN903 B TUNER P C B ...

Page 26: ...26 KEX M8186ZT M8186ZT 91 A 1 2 3 4 B C D 1 2 3 4 A MAIN P C B A ...

Page 27: ...27 KEX M8186ZT M8186ZT 91 5 6 7 8 A B C D 5 6 7 8 SIDE B A ...

Page 28: ...28 KEX M8186ZT M8186ZT 91 A 1 2 3 4 B C D 1 2 3 4 B TUNER P C B B SIDE A A CN401 F FM UNIT E MW SW UNIT ...

Page 29: ...29 KEX M8186ZT M8186ZT 91 1 2 3 4 A B C D 1 2 3 4 B TUNER P C B B SIDE B ...

Page 30: ...30 KEX M8186ZT M8186ZT 91 A 1 2 3 4 B C D 1 2 3 4 P SCAN AM SW FM TAPE CD SCAN 6 5 4 3 2 1 EJECT TUNE TRACK CN905 S901 D C KEYBOARD P C B C VOLUME P C B D SIDE A 4 2 KEYBOARD UNIT CN904 C ...

Page 31: ...31 KEX M8186ZT M8186ZT 91 1 2 3 4 A B C D 1 2 3 4 D C KEYBOARD P C B C VOLUME P C B D SIDE B CN905 D CN702 A CN701 A ...

Page 32: ...32 KEX M8186ZT M8186ZT 91 A 1 2 3 4 B C D 1 2 3 4 4 3 MW SW UNIT MW SW UNIT E E SIDE A UN652 B ...

Page 33: ...33 KEX M8186ZT M8186ZT 91 1 2 3 4 A B C D 1 2 3 4 MW SW UNIT E E SIDE B ...

Page 34: ...34 KEX M8186ZT M8186ZT 91 A 1 2 3 4 B C D 1 2 3 4 4 4 FM UNIT SIDE A FM UNIT F F UN651 B ...

Page 35: ...35 KEX M8186ZT M8186ZT 91 1 2 3 4 A B C D 1 2 3 4 FM UNIT F F SIDE B ...

Page 36: ...36 KEX M8186ZT M8186ZT 91 A 1 2 3 4 B C D 1 2 3 4 G CN1 D D A H H G DECK UNIT DECK UNIT P C B UNIT 4 5 CASSETTE MECHANISM MODULE H G G CN402 SIDE A SIDE B CN253 ...

Page 37: ...37 KEX M8186ZT M8186ZT 91 1 2 3 4 A B C D 1 2 3 4 LCD UNIT 4 6 LCD UNIT SIDE A I LCD UNIT I SIDE B CN703 A I ...

Page 38: ...R 201 Semi fixed 4 7kΩ B CCP1179 VR 202 Semi fixed 15kΩ B CCP1182 RESISTORS R 201 RS1 16S220J R 202 RS1 10S102J R 204 RS1 10S473J R 205 RS1 10S470J R 206 RS1 10S472J R 207 RS1 10S103J R 209 RS1 10S470J R 210 RS1 10S0R0J R 211 RS1 16S103J R 212 RS1 10S103J R 213 RS1 16S561J R 215 RS1 16S473J R 216 RS1 10S470J R 217 RS1 10S472J R 219 RS1 16S0R0J R 222 RS1 10S471J R 223 RS1 16S103J R 224 RS1 16S333J ...

Page 39: ...04 RS1 10S823J R 405 RS1 10S274J CAPACITORS C 251 CKSQYB471K50 C 252 CKSQYB471K50 C 253 CKSQYB471K50 C 254 CKSQYB471K50 C 255 CKSQYB103K50 C 256 CKSQYB103K50 C 271 CEV1R0M50 C 272 CKSQYB104K25 C 301 CKSYB474K16 C 302 CKSYB474K16 C 303 CKSQYB222J50 C 304 CKSQYB222J50 C 305 CKSQYB222J50 C 306 CKSQYB222J50 C 307 CKSQYB222J50 C 308 CKSQYB222J50 C 309 CKSQYB104K16 C 310 CKSQYB104K16 C 311 CKSQYB104K16 ...

Page 40: ... Diode 1SS355 D 715 Diode 1SS355 D 716 Diode 1SS355 D 717 Diode 1SS355 D 718 Diode 1SS355 D 719 Diode 1SS355 D 903 Diode 1SS355 D 920 Diode UDZ20 B D 921 Diode UDZ20 B D 926 Diode 1SS355 D 927 Diode 1SS355 D 928 Diode 1SS355 D 951 Diode UDZ5R6 B D 952 Diode ERA15 02VH D 953 Diode MA153 D 954 Diode UDZ10 B D 955 Diode UDZ8R2 B D 956 Diode 1SS355 D 958 Diode HZU4R3 B3 D 959 Diode UDZ7R5 B D 960 Diod...

Page 41: ...J R 687 RS1 10S0R0J R 688 RS1 10S103J R 689 RS1 10S103J R 695 RS1 10S102J R 696 RS1 10S683J R 697 RS1 10S102J R 699 RS1 10S221J R 700 RS1 10S103J R 701 RS1 10S102J R 702 RS1 10S101J R 706 RS1 10S102J R 707 RS1 10S102J R 708 RS1 10S102J R 709 RS1 10S102J R 710 RS1 10S222J R 712 RS1 10S102J R 713 RS1 10S102J R 716 RS1 10S222J R 717 RS1 10S104J R 718 RS1 10S103J R 719 RS1 10S222J R 720 RS1 10S222J R ...

Page 42: ...73J R 864 RS1 10S473J R 865 RS1 10S473J R 866 RS1 10S473J R 911 RS1 10S473J R 912 RS1 10S473J R 913 RS1 10S473J R 914 RS1 10S473J R 915 RS1 10S101J R 916 RS1 10S101J R 917 RS1 10S101J R 918 RS1 10S101J R 921 RS1 10S473J R 922 RS1 10S473J R 923 RS1 4S221J R 935 RS1 10S102J R 936 RS1 10S102J R 937 RS1 10S102J R 938 RS1 10S102J R 939 RS1 8S221J R 940 RS1 8S471J R 941 RS1 4S680J R 953 RS1 10S103J R 95...

Page 43: ...03K25 C 516 CCSQCH561J50 C 517 CCSQCH101J50 C 518 CKSQYB103K25 C 519 CEAS100M16 C 520 CKSQYB103K25 C 523 CKSQYB103K25 C 524 CKCYB472K50 C 631 CKSQYB392K50 C 632 CKSQYB103K25 C 633 CKSQYB103K25 C 637 CEAS2R2M50 C 639 CCSQCH150J50 C 651 CEAS100M16 C 652 CCSQCH220J50 C 653 CCSQCH150J50 C 654 CCSQCH390J50 C 655 CCSQCH220J50 C 656 CKSQYB222K50 C 657 CKSQYB473K16 C 658 CKSQYB472K50 C 659 CEAS100M16 C 66...

Page 44: ...KSQYB223K50 Unit Number CWE1345 Unit Name FM Unit MISCELLANEOUS IC 51 IC PA4021A Q 1 Transistor DTC124EU Q 2 Transistor DTC124EU Q 3 Transistor 2SA1586 Q 5 Transistor DTC124EU Q 51 Transistor DTC124EU Q 123 Transistor 2SC4116 Q 171 Transistor 2SC4116 L 1 Ferri Inductor LAU150K L 51 Ferri Inductor LAU150K L 101 Inductor LCTA102K4532 T 51 Coil CTC1071 TH 51 Thermistor CCX1024 TH 102 Thermistor CCX10...

Page 45: ...amp 8V 80mA CEL1442 IL 902 Lamp 8V 80mA CEL1442 LCD CAW1494 RESISTORS R 902 RS1 10S473J R 904 RS1 10S102J R 906 RS1 10S102J R 908 RS1 10S102J R 910 RS1 10S102J CAPACITORS C 902 CKSQYB681K50 C 904 CKSQYB103K25 C 906 CKSQYB473K25 C 908 CKSQYB102K50 Keyboard Unit Consists of Keyboard P C B Volume P C B Unit Number CWM6018 Unit Name Keyboard Unit S 901 Volume CCS1106 IL 903 Lamp 8V 60mA CEL1464 IL 904...

Page 46: ... RPT Focus close Switching to test mode Canceling test mode Switch the ACC off SINGLE 10TRK 32TRK will continue to operate even after the key is released Tracking closed the moment C MOVE is released JUMP MODE resets to SINGLE as soon as power is switched off Normal mode Diagnosis mode CD test mode Press the CD key three times while holding down the 1 and 6 keys simultaneously Press the TRK UP and...

Page 47: ... Power OFF Display Display example Carriage shifted outwards while this key is pressed Close tracking Close tracking Tracking open Carriage shifted inwards while this key is pressed Carriage shifted outwards while this key is pressed DISC No AGC Press the CD key three times while holding down the 1 and 6 keys simultaneously Diagnosis mode 1 Normal focus close 00 S curve check 01 Focus EQ check 02 ...

Page 48: ... vibration 30 ELECTRIC Search time out Failed to reach target address tCarriage tracking defective and or defects 4 A0 SYSTEM Power failure Power overvoltage or short circuit detected tSwitching transistor defective and or power abnormal 50 MECHANISM An error upon ejection MAG switch release time has time out Elevation time out when eject 3 60 MECHANISM An error while putting in Tray in out time h...

Page 49: ...5 Ω T203 T205 T204 T206 IC602 MW SW UNIT TUNER P C B DECK UNIT VR301 L VR302 R T52 IC601 VR650 mV Meter 1 Oscilloscope 1 Distortion Meter 4Ω 4Ω Lch Lch Rch Rch GM 8066ZT UC DC Regulated Power Supply BACK UP ACC GND 13 2V GND T71 VR201 VR202 CN201 CN202 DC V Meter 2 Pin4 Pin10 Dummy Antenna S2 DC 5V Pin3 Pin3 S1 Oscillo scope 2 VR1 6 3 TUNER AUDIO SECTION Connection Diagram NOTE Select C1 so that t...

Page 50: ...f Frequency MHz Point Switch Position IF 1 98 1 M2 65 98 1 T51 Center Meter 0 Max 1 98 1 M1 65 98 1 mV Meter 1 A Mute 2 98 1 M1 98 1 VR102 mV Meter 1 A 20dB ARC 1 98 1 S1 98 1 VR101 mV Meter 1 Separation 5dB Separ 2 98 1 S1 65 98 1 VR103 mV Meter 1 Separation ation Maximum 3 98 1 S1 98 1 VR101 mV Meter 1 Separation 5dB SD 1 98 1 M1 27 1 98 1 VR51 DC V Meter 1 Approx 5v SEEK ON LOC H 1 98 1 M1 25 1...

Page 51: ...O C Cassette mechanism head forward reverse select output 33 VSS GND 34 PLAY O C MS gain select output 35 mtl I Cassette mechanism tape select input 36 LOAD O C Loading motor LOAD control 37 POS I Cassette mechanism position sense input 38 RES I Cassette mechanism reverse end sense input 39 NES I Cassette mechanism forward end sense input 40 SC2 O C Cassette mechanism sub motor control output 41 S...

Page 52: ...6 exld O C Extention I O load output 67 eject I Eject key input pin 68 VDD Power supply 69 X2 Crystal oscillator connection pin 70 X1 Crystal oscillator connection pin 71 IC Connect to GND 72 XT2 Not used 73 RDSRDY I Ready input from RDS IC 74 AVDD Positive power supply terminal for analog circuit 75 AVREF0 GND 76 SL I Signal level input from tuner 77 BAS I A D input BASS 78 MID I A D converter in...

Page 53: ...KEX M8186ZT M8186ZT 91 53 7 1 2 DISPLAY CAW1494 COMMON SEGMENT ...

Page 54: ... of each device connected to AVC LAN The device s own physical address is included Diagnosis Memory Clear The system clears Diagnosis Memory the codes After completing clearing the system goes to LAN CHECK mode 6Memory Clear Complete clearing automatic 2End Diagnosis 3Go to System Check 4Return to LAN CHECK 5Go to Diagnosis Memory 4Return to LAN CHECK 2End Diagnosis 1Go to Diagnosis 2End Diagnosis...

Page 55: ...io ECU Audio H U Rear seat TV Display with SW Rear control SW CD CH commander MD CH commander 0 8 1 8 A F 1 0 1 2 3 4 5 6 7 8 9 A B C D E F 2 Navigation computer ATIS FM multiple TV tuner CD CH with video 0 1 F 1 0 1 2 3 4 5 6 7 8 9 A B C D E F 3 Radio Cassette Radio cas sette without CH controller CD P CD CH MD P MD CH DAT DCC TEL ECU 0 8 1 7 9 F 1 0 1 2 3 4 5 6 7 8 9 A B C D E F 4 Equalizer DSP ...

Page 56: ...rror AM tuner error FM tuner error TV tuner error Cassette deck error Cassette deck EJT failure Tape entan gled in the cassette deck Dirt in cassette deck head Broken cassette deck belt CD deck or CD CH error CD CH EJT failure Dirt scar and upside down in CD CH Detected P U tem perature in CD CH Detected overcur rent in CD CH CH tray error CH elevator error CD CH clamp error MD deck or MD CH error...

Page 57: ...e is no Diagnostic code after completion of System Check 00 The system changes as shown above as this unit does not include System Check The system beeps three times when changing to another mode The system beeps once every time a physical address is displayed When changing to another mode Blinking CODE is displayed Then Latest periodical communications number is displayed Elapsed time at the curr...

Page 58: ...e circled numbers in the disassembly diagram NOTE The temperature of the screw on the right side of the rear panel rises The cassette mechanism will not come off unless the grille is removed The main volume knob may be removed easily if it is pulled off from the reverse side ...

Page 59: ...KEX M8186ZT M8186ZT 91 59 7 2 3 CONNECTOR FUNCTION DESCRIPTION RL RR BEEP ACC ILL ILL B FL FR GND AMP TX TX CDL CDR CDL CDR MUTE TELMUTE GND GND MUTE ANT B ANTENNA JACK ...

Page 60: ...KEX M8186ZT M8186ZT 91 60 7 3 BLOCK DIAGRAM E G B C D F H A ...

Page 61: ...KEX M8186ZT M8186ZT 91 61 C I ...

Page 62: ...CTION CHANGE DOLBY NR MUSIC REPEAT BLANK SKIP SCAN REWIND FAST FORWARD UP DOWN MANUAL SEEK TUNING TAPE FM PRESET RECALL PRESET CH MEMORY TAPE EJECT UP DOWN AUTOMATIC PROGRAM SEARCH SCAN BASS MID TREBLE BALANCE FADER TAPE VOLUME POWER ON OFF BASS MID TREBLE BALANCE FADER VOLUME POWER ON OFF PRESET SCAN ...

Page 63: ... 76 cm sec 0 14 cm sec 0 05 cm sec Wow flutter Less than 0 2 WRMS Fast forward rewind time Less than 120sec for C 60 Stereo separation More than 35 dB Signal to noise ratio More than 41 dB FM tuner Frequency range 87 75 107 9 MHz Stereo S N More than 48 dB Signal to noise ratio More than 50 dB stereo Distortion Less than 3 0 65 dBf 1kHz stereo Stereo separation More than 25 dB 65 dBf 1kHz AM tuner...

Page 64: ... 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 253 Alexandra Road 04 01 Singapore 159936 C PIONEER ELECTRONIC CORPORATION 1998 K ZZY DEC 1998 Printed in Japan ...

Search results

Summary of Contents for KEX-M8186ZT-91/ES

Reviews:

Related manuals for KEX-M8186ZT-91/ES

Brands by name

Popular brands

Pioneer KEX-M8186ZT-91/ES, Service Manual

Search results

Summary of Contents for KEX-M8186ZT-91/ES

Reviews:

Related manuals for KEX-M8186ZT-91/ES

Brands by name

Popular brands