Pioneer Lexus RX300 User Manual Download

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HEAD UNIT

ORDER NO.

CRT2394

PUB. NO.

CRT2394

AUDIO SYSTEM

Manufactured for TOYOTA

by PIONEER CORPORATION

RX300

Service
Manual

VEHICLE

DESTINATION

PRODUCED AFTER

ID No.

TOYOTA PART No.

PIONEER MODEL No.

LEXUS RX300

TAIWAN

August 1999

P1714

86120-48060

KEX-M9296ZT/ES

KEX-M9296ZT-91/ES

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Summary of Contents for Lexus RX300

Page 1: ...394 AUDIO SYSTEM Manufactured for TOYOTA by PIONEER CORPORATION RX300 Service Manual VEHICLE DESTINATION PRODUCED AFTER ID No TOYOTA PART No PIONEER MODEL No LEXUS RX300 TAIWAN August 1999 P1714 86120 48060 KEX M9296ZT ES KEX M9296ZT 91 ES ...

Page 2: ...r with Model KEX M9086ZT UC and KEX M9086ZT 91 UC Service Manual CRT2088 Refer to it for finding parts numbers and adjustment etc which are not shown in this manual Supplementary model is identical to the original except for the addition of following items Description Part No KEX M9296ZT 91 ES Polyethylene Bag CEG 162 Carton CHA1721 Contain Box CHL3839 Cover CEG1045 EXPLODED VIEWS AND PARTS LIST E...

Page 3: ...US RX300 U S A CANADA February 1998 86120 48050 P1714 KEX M9086ZT UC LEXUS RX300 U S A CANADA February 1998 86120 48050 P1714 KEX M9086ZT 91 UC ORDER NO CRT2088 Service Manual PUB NO CRT2088 AUDIO SYSTEM HEAD UNIT Manufactured for TOYOTA by PIONEER ELECTRONIC CORPORATION RX300 ...

Page 4: ...e double D symbol are trademarks of Dolby Laboratories Licensing Corporation See the separate manual CX 529 CRT1507 for the cassette mechanism description The cassette mechanism employed in this model is one of 2L mechanism description KEX M9086ZT UC has adopted AVC LAN KEX M9086ZT UC KEX M9086ZT 91 UC ID No P1714 NOTE The KEX M9086ZT 91 UC is supplementary genuine part for a TOYOTA vehicle and a ...

Page 5: ...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 6: ...4 KEX M9086ZT M9086ZT 91 Fig 1 2 EXPLODED VIEWS AND PARTS LIST 2 1 EXTERIOR ...

Page 7: ...ew BMZ30P060FMC 3 Case CNB2187 4 Earth CNC6739 5 Spacer CNM4305 6 Insulator CNM5314 7 Main Unit CWM5423 8 Transistor Q813 2SB1185 9 Screw CBA1393 10 Connector CN801 CKM1222 11 Connector CN802 CKM1238 12 Connector CN702 CKS1730 13 Antenna Jack CN501 CKX1057 14 Antenna Jack CN502 CKX1058 15 Holder CNC2218 16 Holder CNC7149 17 Tuner Unit CWE1455 18 Holder CNC6774 19 Chassis Unit CXB1408 20 Cassette M...

Page 8: ...6 KEX M9086ZT M9086ZT 91 Fig 2 2 2 CASSETTE MECHANISM MODULE ...

Page 9: ...Arm ENV1445 40 Gathering PCB ENX1029 41 Gathering PCB ENX1041 42 Switch S1 ESG1004 43 Motor Unit M2 EXA1485 44 Chassis Unit EXA1494 45 Pinch Roller Unit EXA1472 46 Pinch Roller Unit EXA1473 47 Reel Unit EXA1484 48 Head Base Unit EXA1434 49 Lever Unit EXA1438 50 Gear Unit EXA1436 51 Frame Unit EXA1476 52 Lever Unit EXA1425 53 Head Assy HD1 EXA1481 54 Motor Unit M1 EXA1497 55 Washer HBF 179 56 Screw...

Page 10: ... 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 A MAIN UNIT TUNER UNIT B A a A A a A b A a A b A b A a Large size SCH diagram Guide page Detailed page ...

Page 11: ...9 KEX M9086ZT M9086ZT 91 5 6 7 8 A B C D 5 6 7 8 Fig 3 A b A DECK UNIT C PCB UNIT REEL PCB D E PD4846B ...

Page 12: ...10 KEX M9086ZT M9086ZT 91 A 1 2 3 4 B C D 1 2 3 4 A MAIN UNIT TUNER UNIT B A a A b A a ...

Page 13: ...11 KEX M9086ZT M9086ZT 91 5 6 7 8 A B C D 5 6 7 8 A a A b Fig 4 A a ...

Page 14: ...12 KEX M9086ZT M9086ZT 91 A 1 2 3 4 B C D 1 2 3 4 A a A b A b ...

Page 15: ...13 KEX M9086ZT M9086ZT 91 5 6 7 8 A B C D 5 6 7 8 DECK UNIT C PCB UNIT REEL PCB D E PD4846B A a A b Fig 5 A b ...

Page 16: ...14 KEX M9086ZT M9086ZT 91 A 1 2 3 4 B C D 1 2 3 4 B B 3 2 TUNER UNIT ...

Page 17: ...15 KEX M9086ZT M9086ZT 91 5 6 7 8 A B C D 5 6 7 8 I B Fig 6 A ...

Page 18: ...16 KEX M9086ZT M9086ZT 91 A 1 2 3 4 B C D 1 2 3 4 3 3 CASSETTE MECHANISM MODULE C A D C CN702 ...

Page 19: ...17 KEX M9086ZT M9086ZT 91 5 6 7 8 A B C D 5 6 7 8 E F E D C Fig 7 D E ...

Page 20: ......

Page 21: ...19 KEX M9086ZT M9086ZT 91 5 6 7 8 A B C D 5 6 7 8 Fig 8 SIDE A A C CN251 ...

Page 22: ...20 KEX M9086ZT M9086ZT 91 A 1 2 3 4 B C D 1 2 3 4 A MAIN UNIT A ...

Page 23: ...21 KEX M9086ZT M9086ZT 91 5 6 7 8 A B C D 5 6 7 8 Fig 9 SIDE B A ...

Page 24: ...22 KEX M9086ZT M9086ZT 91 A 1 2 3 4 B C D 1 2 3 4 B 4 2 TUNER UNIT SIDE A Fig 10 B TUNER UNIT A ...

Page 25: ...23 KEX M9086ZT M9086ZT 91 1 2 3 4 A B C D 1 2 3 4 B SIDE B Fig 11 B TUNER UNIT ...

Page 26: ...24 KEX M9086ZT M9086ZT 91 A 1 2 3 4 B C D 1 2 3 4 A CN702 D 4 3 CASSETTE MECHANISM MODULE Fig 12 C C DECK UNIT ...

Page 27: ...25 KEX M9086ZT M9086ZT 91 1 2 3 4 A B C D 1 2 3 4 D C E D Fig 13 Fig 15 Fig 14 E D REEL PCB PCB UNIT SIDE B SIDE A E D PCB UNIT ...

Page 28: ...S1111 VR 101 Semi fixed 15kΩ B CCP1230 VR 151 Semi fixed 10kΩ B CCP1229 VR 154 Semi fixed 150kΩ B CCP1236Ω VR 156 Semi fixed 100kΩ B CCP1235 RESISTORS R 3 RS1 16S223J R 4 RS1 16S101J R 6 RS1 16S101J R 8 RS1 16S332J R 9 RS1 16S823J R 10 RS1 16S223J R 11 RS1 16S124J R 12 RS1 16S474J R 15 RS1 16S161J R 16 RS1 16S104J R 17 RS1 16S332J R 18 RS1 16S332J R 19 RS1 16S154J R 21 RS1 16S332J R 22 RS1 16S510J...

Page 29: ...682K50 C 104 CEJA2R2M50 C 105 CKSRYB103K25 C 106 CCSRCH151J50 C 107 CKSRYB103K25 C 151 CKSRYB562K25 C 152 CKSQYB104K16 C 153 CEJA3R3M50 C 154 CKSQYB104K16 C 157 CEJA3R3M50 C 158 CKSYB474K16 C 159 CEJA220M6R3 C 160 CKSQYB104K16 C 161 CKSQYB104K16 C 162 CEJA3R3M50 C 163 CKSRYB102K50 C 165 CCSRCH100D50 C 201 CKSRYB103K25 C 202 CCSRCH100D50 C 203 CKSRYB332K50 C 204 CKSQYB473K16 C 205 CKSQYB473K16 C 20...

Page 30: ...RYB182K50 C 402 CKSRYB822K25 C 403 CKSRYB333K16 C 404 CKSRYB471K50 Unit Number CWM5423 Unit Name Main Unit MISCELLANEOUS IC 401 IC NJM2068MD IC 402 IC NJM2068MD IC 403 IC TC74HC4066AF IC 404 IC NJM2068MD IC 501 IC LA1061M IC 503 IC LC72146M IC 701 IC PD4846B IC 702 IC S 80736AN D0 IC 801 IC CA0008AM Q 401 Transistor IMD3A Q 411 Transistor DTC343TK Q 412 Transistor DTC343TK Q 413 Transistor DTC343T...

Page 31: ...10S470J R 424 RS1 10S470J R 425 RS1 10S223J R 431 RS1 10S681J R 432 RS1 10S681J R 433 RS1 10S681J R 434 RS1 10S681J R 435 RS1 10S473J R 436 RS1 10S473J R 437 RS1 10S473J R 438 RS1 10S473J R 439 RS1 10S472J R 440 RS1 10S102J R 501 RS1 10S391J R 502 RS1 10S471J R 503 RS1 10S102J R 504 RS1 10S104J R 505 RS1 10S101J R 506 RS1 10S101J R 507 RS1 10S334J R 508 RS1 10S224J R 509 RS1 10S683J R 510 RS1 10S1...

Page 32: ...2M50 C 404 CEAL2R2M50 C 405 CCSQCH331J50 C 406 CCSQCH331J50 C 407 CCSQCH471J50 C 408 CCSQCH471J50 C 409 CEALNP4R7M16 C 410 CEALNP4R7M16 C 411 CEALNP4R7M16 C 412 CEALNP4R7M16 C 413 CCSQCH101J50 C 414 CCSQCH101J50 C 415 CCSQCH101J50 C 416 CCSQCH101J50 C 417 CKSQYB474K16 C 421 CEAL1R0M50 C 422 CEAL1R0M50 C 423 CEAL1R0M50 C 424 CEAL1R0M50 C 425 CKSQYB682K50 C 426 CKSQYB682K50 C 427 CKSQYB682K50 C 428 ...

Page 33: ...CSQCH101J50 C 812 CCSQCH471J50 C 813 CKSQYB223K50 C 814 CEAS102M16 C 815 CKSQYB223K50 C 816 CKSQYB223K50 C 817 CKSQYB223K50 C 818 CEJA101M10 C 819 CKSQYB223K50 C 820 100µF 10V CCH1282 C 821 CKSQYB103K50 C 822 CKSQYB103K50 C 823 CEAL101M10 C 829 CKSQYB472K50 C 830 CKSYB103K50 Unit Number Unit Name PCB Unit L 1 Inductor ETH0001 S 1 Switch Load ESG1004 S 2 Switch 70µS ESG1004 EGN 1 Photo Interrupter ...

Page 34: ......

Page 35: ......

Page 36: ... 1 TC1 TC2 mV Meter 1 Maximum Trimmer RF Coil 1 89 9 M 5 15 89 9 L6 mV Meter 1 Maximum RF 1 106 1 M 5 15 106 1 TC3 mV Meter 1 Maximum Trimmer Separation 1 98 1 S 65 98 1 VR101 mV Meter 1 Maximum ARC 1 98 1 S 40 98 1 VR154 mV Meter 1 Separation 5dB Separation Interstation 1 98 1 M 65 98 1 mV Meter 1 AdB Noise 2 98 1 M 98 1 VR151 mV Meter 1 A 20dB Search 1 98 1 M 33 98 1 VR156 DC V Meter 2 more than...

Page 37: ...35 KEX M9086ZT M9086ZT 91 7 GENERAL INFORMATION 7 1 IC PA4026A LA1061M ...

Page 38: ...ense input 39 NES I Cassette mechanism forward end sense input 40 SC2 O C Cassette mechanism sub motor control output 41 SC1 O C Cassette mechanism sub motor control output 42 CM O C Cassette mechanism capstan motor control output 43 stby O C Stand by output 44 48 NC Not used 49 TAPPW O C Tape power 50 ACCPW O C ACC power output 51 NC Not used 52 TUNPW O C Tuner power control output 53 54 NC Not u...

Page 39: ...086ZT 91 20 21 40 41 60 61 80 1 PD4846B IC s marked by are MOS type Be careful in handling them because they are very liable to be damaged by electrostatic induction Format Meaning C C MOS S 80736AN D0 2 3 1 OUT VDD VSS ...

Page 40: ...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 Flowchart and Functions Operatio...

Page 41: ...ear seat TV 1DIN navigation Rear control SW Integrate d Panel CD CH commander 0 4 1 3 5 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 AMP H W AMP 0 1 F 1 ...

Page 42: ...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 43: ...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 44: ...g the Cassette Mechanism Module not shown 1 Remove the four screws 2 Disconnect the connector 3 Remove the Cassette Mechanism Module Removing the Main Unit Fig 19 1 Remove the two screws A and the one screw B 2 Straighten the hooks marked with arrows While sliding the Main Unit forward lift it up to remove Fig 19 Fig 18 ...

Page 45: ...43 KEX M9086ZT M9086ZT 91 ACC B GND R L R L MUTE ATX ATX TX TX ANT EJCT Fig 20 7 2 3 CONNECTOR FUNCTION DESCRIPTION ...

Page 46: ...44 KEX M9086ZT M9086ZT 91 7 3 EXPLANATION 7 3 1 BLOCK DIAGRAM Fig 21 A B C D E ...

Page 47: ...086ZT 91 7 3 2 SYSTEM BLOCK DIAGRAM Power Supply B ACC BUS Signal Audio Signal CDX M9086ZT UC CDX M9186ZT UC Vehicle Fig 22 DISPLAY HEAD UNIT POWER AMPLIFIER INTEGRATED PANEL DISC PLAYER ASSY KEX M9086ZT UC GM 9086ZT UC ...

Page 48: ...dB S N 30 dB Signal to noise ratio more than 50 dB 55 dBµ Distortion less than 1 5 Stereo separation more than 25 dB 1 kHz 35 10dB MW tuner Frequency range 530 1 710 kHz Usable sensitivity 27 dBµ 5dB S N 20 dB Signal to noise ratio more than 44 dB 74dBµ Distortion less than 1 0 PIONEER ELECTRONIC CORPORATION 4 1 Meguro 1 Chome Meguro ku Tokyo 153 Japan PIONEER ELECTRONICS SERVICE INC P O Box 1760 ...

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