Text preview for : FX-MG8517FX-MG8817_ES300.pdf part of Lexus FX-MG8517FX-MG8817 ES300 Lexus Car Audio FX-MG8517FX-MG8817_ES300.pdf



Back to : FX-MG8517FX-MG8817_ES300. | Home

Service
Manual ORDER NO.
CRT2680


ES300
AUDIO SYSTEM
HEAD UNIT

VEHICLE DESTINATION PRODUCED AFTER TOYOTA PART No. ID No. PIONEER MODEL No.
LEXUS ES300 U.S.A., CANADA July 2001 86120-33510 P6816 FX-MG8517ZT/UC
LEXUS ES300 U.S.A., CANADA July 2001 86120-33520 P6818 FX-MG8817ZT/UC




Manufactured for TOYOTA
by PIONEER CORPORATION PUB. NO. CRT2680
FX-MG8517ZT,MG8817ZT



FX-MG8517ZT/UC FX-MG8817ZT/UC




ID No.P6816 ID No.P6818

- When the Repair is Complete
When the repair is complete, make the CD mechanism ready for transportation.


Bup On, Acc OFF


SEEK/TRACK UP+
DISC(CD)+Acc ON


Display :
The mode is shifting to the transportation mode.
Disc loading slot illumination : Blinking

Display : SHIP
Shift completion to the transportation mode.
Disc loading slot illumination : Lighting


Bup OFF, Acc OFF


- This service manual should be used together with the following manual(s):
Model No. Order No. Mech. Module Remarks
CX-631 CRT1640 2L Cassette Mech. Module:Mech.Description, Disassembly
CX-890 CRT2376 G1 CD Mech. Module:Circuit Description, Mech.Description, Disassembly


- Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation.
"Dolby" and the double-D symbol are trademarks of Dolby Laboratories Licensing Corporation.




2
FX-MG8517ZT,MG8817ZT



CONTENTS
1. SAFETY INFORMATION ............................................3 7. GENERAL INFORMATION .......................................81
2. EXPLODED VIEWS AND PARTS LIST .......................4 7.1 DIAGNOSIS .......................................................81
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ...14 7.1.1 TEST MODE.............................................81
4. PCB CONNECTION DIAGRAM ................................38 7.1.2 SELF-DIAGNOSTIC FUNCTION..............87
5. ELECTRICAL PARTS LIST ........................................64 7.1.3 DISASSEMBLY ........................................91
6. ADJUSTMENT..........................................................75 7.1.4 PCB LOCATIONS .....................................97
7.1.5 CONNECTOR FUNCTION DESCRIPTION ..98
7.2 PARTS ................................................................99
7.2.1 IC ..............................................................99
7.2.2 DISPLAY.................................................103
7.3 EXPLANATION................................................104
7.3.1 SYSTEM BLOCK DIAGRAM .................104
7.3.2 OPERATIONAL FLOW CHART ..............105
8. OPERATIONS AND SPECIFICATIONS...................106


- CD Player Service Precautions
1. Never attempt to turn on this unit when the CD drive
mechanism is upside down. Doing so could cause
damage or malfunction to the drive mechanism.
2. For pickup unit(CXX1313) handling, please refer
to"Disassembly"(see page 91).
During replacement, handling precautions shall be
taken to prevent an electrostatic discharge(protection
by a short pin).
3. During disassembly, be sure to turn the power off
since an internal IC might be destroyed when a con-
nector is plugged or unplugged.
4. Please checking the grating after changing the ser-
vice pickup unit(see page 79).




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.
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 service technician.




3
FX-MG8517ZT,MG8817ZT
2. EXPLODED VIEWS AND PARTS LIST
2.1 EXTERIOR(1/2)




S




C




R




4
FX-MG8517ZT,MG8817ZT



NOTE:
- Parts marked by "*"are generally unavailable because they are not in our Master Spare Parts List.
- Screws adjacent to mark on the product are used for disassembly.
- EXTERIOR(1/2) SECTION PARTS LIST

Mark No. Description Part No. Mark No. Description Part No.
1 90467-10203 CNV5641 40 Screw BPZ26P080FMC
2 Seal CNM7391 41 Button(LOAD) CAC6781
3 Seal CNM7390 42 Button(CD EJECT) CAC6782
4 Insulator CNM7452 43 Button(1) CAC6783
5 Insulator CNM7451 44 Button(2) CAC6784

6 Insulator CNM7453 45 Button(3) CAC6785
7 Frame Unit CXB6322 46 Button(4) CAC6786
8 Screw BMZ30P050FMC 47 Button(SEEK,TRACK) CAC6787
9 Screw IMS26P080FMC 48 Button(RDS,TYPE) CAC6788
10 Keyboard Unit CWM7359 49 Button(TAPE EJECT) CAC6789

11 LCD(LCD1804) CAW1636 50 Button(TRAF) CAC6790
12 Holder CNC9073 51 Button(AM) CAC6791
13 Lighting Conductor CNV6463 52 Button(FM) CAC6792
14 Sheet CNM7067 53 Button(TAPE) CAC6793
15 Connector CNV6465 54 Button(DISC) CAC6794

16 Rubber CNV6449 55 Button(5) CAC6795
17 Rubber CNV6546 56 Button(6) CAC6799
18 Rubber CNV6448 57 Button(SCAN) CAC6800
19 Connector(CN1901) CKS4395 58 Button(MSG) CAC6801
20 Connector(CN1902) CKS4395 59 Door(MG8517ZT) CAT2189
Door(MG8817ZT) CAT2211
21 Connector(CN1802) CKS4396
22 Connector(CN1803) CKS4396 60 Spring CBH1371
23 Connector(CN1801) CKS4361 61 Holder CNV6459
24 Knob Unit CXB6190 62 Holder CNV6460
25 Lighting Conductor CNV6450 63 Holder CNV6461
64 Holder CNV6462
26 Holder CNV6469
27 Grille Unit(MG8517ZT) CXB6189 65 Holder CNV6491
Grille Unit(MG8817ZT) CXB6567 66 Holder CNV6757
28 Screw BPZ30P100FMC 67 Holder CNV6758
29 Holder Unit CXB8453 68 Holder CNV6759
69 Holder CNV6760
30 Door CAT2190
31 Washer CBF1037 70 Holder CNV6761
32 Spring CBH2494 * 71 55413-33020 CNS6678
33 Screw IMS20P030FMC * 72 55412-33220 CNS6679
* 34 Striker CNV6563 73 Label CRW1417
74 Label CRW1425
* 35 Bracket Unit CXB6192
* 36 Gear CNV6466 * 75 Sheet CNM7624
37 Case CNB2607
38 Screw BMZ26P030FMC
39 Grille Assy(MG8517ZT) CXB8325
Grille Assy(MG8817ZT) CXB8328




5
FX-MG8517ZT,MG8817ZT


2.2 EXTERIOR(2/2)




Q




A




B




6
FX-MG8517ZT,MG8817ZT



- EXTERIOR(2/2) SECTION PARTS LIST

Mark No. Description Part No. Mark No. Description Part No.
1 PCB CNP5516 40 Holder CNC9092
2 Chassis CNA2256 41 Terminal(CN800) CKF1059
3 Damper CNV5120 42 Plug(CN803) CKM1221
4 Holder CNC7477 43 Connector(CN801) CKM1322
5 Screw(M2x2) CBA1250 44 Plug(CN300) CKS-291

6 Insulator CNM5969 45 Connector(CN301) CKS3568
7 Sheet CNM5981 46 Connector(CN804) CKS4361
8 Sheet CNM6318 47 Connector(CN303) CKS4376
9 Screw BMZ20P020FMC 48 86146-48030(ANT1) CKX1057
10 Tube CDM1028 49 86146-48040(ANT2) CKX1058

11 Spring CBH2472 50 FM/AM Tuner Unit CWE1543
12 Spring CBH2478 51 Holder CNC6774
13 Spring CBH2473 52 Transistor(Q809,811) 2SB1185
14 Cushion CNM7023 53 Transistor(Q809,811) 2SB1185
15 Holder CNC7826 53 Screw BMZ26P030FMC

16 Holder CNV5543
17 Screw IMS20P040FMC
18 Holder CNC8701
19 Control Unit CWM7926
20 Screw PMB26P060FMC

21 Connector CDE6509
22 Insulator CNM7438
23 Screw IMS26P040FMC
24 Connector CDE6758
25 Chassis Unit CXB7767

26 Cassette Mechanism Module EXK3891
27 Screw BMZ26P050FMC
28 Screw BMZ30P050FMC
29 Chassis CNA2329
30 Connector(CN702) CKS4376

31 Connector(CN701) CKS3989
32 Terminal(CN703) CKF1064
33 Screw(M5x8) CBA1558
34 Screw BMZ50P080FMC
35 86211-33180 CNC9644

36 86212-33180 CNC9645
37 Main Unit(MG8517ZT) CWM7358
Main Unit(MG8817ZT) CWM7474
38 Screw BMZ30P060FMC
39 Screw(M3x6) CBA1393




7
FX-MG8517ZT,MG8817ZT

2.3 CD MECHANISM




D




F




E




K
G



M
J




L I




H




8
FX-MG8517ZT,MG8817ZT



- CD MECHANISM SECTION PARTS LIST

Mark No. Description Part No. Mark No. Description Part No.
1-9