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Service
Manual ORDER NO.
CRT2683
ES300
AUDIO SYSTEM
HEAD UNIT
VEHICLE DESTINATION PRODUCED AFTER TOYOTA PART No. ID No. PIONEER MODEL No.
LEXUS ES300 Middle Near East July 2001 86120-33540 P7803 FX-MG8917ZT/ES
LEXUS ES300 Hong Kong July 2001 86120-33530 P7804 FX-MG9017ZT/ES
Manufactured for TOYOTA
by PIONEER CORPORATION PUB. NO. CRT2683
FX-MG8917ZT,MG9017ZT
FX-MG8917ZT/ES FX-MG9017ZT/ES
ID No.P7803 ID No.P7804
- 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.
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FX-MG8917ZT,MG9017ZT
CONTENTS
1. SAFETY INFORMATION ............................................3 7. GENERAL INFORMATION .......................................94
2. EXPLODED VIEWS AND PARTS LIST .......................4 7.1 DIAGNOSIS .......................................................94
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ...14 7.1.1 TEST MODE.............................................94
4. PCB CONNECTION DIAGRAM ................................46 7.1.2 SELF-DIAGNOSTIC FUNCTION............100
5. ELECTRICAL PARTS LIST ........................................72 7.1.3 DISASSEMBLY ......................................104
6. ADJUSTMENT..........................................................88 7.1.4 PCB LOCATIONS ...................................110
7.1.5 CONNECTOR FUNCTION DESCRIPTION 111
7.2 PARTS ..............................................................112
7.2.1 IC ............................................................112
7.2.2 DISPLAY.................................................116
7.3 EXPLANATION................................................117
7.3.1 SYSTEM BLOCK DIAGRAM .................117
7.3.2 OPERATIONAL FLOW CHART ..............118
8. OPERATIONS AND SPECIFICATIONS...................119
- 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 104).
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 92).
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.
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FX-MG8917ZT,MG9017ZT
2. EXPLODED VIEWS AND PARTS LIST
2.1 EXTERIOR(1/2)
S
C
R
4
FX-MG8917ZT,MG9017ZT
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 45 Button(3) CAC6785
2 Seal CNM7391 46 Button(4) CAC6786
3 Seal CNM7390 47 Button(SEEK,TRACK) CAC6787
4 Insulator CNM7452 48 Button(ASL,MUTE) CAC6796
5 Insulator CNM7451 49 Button(TAPE EJECT) CAC6789
6 Insulator CNM7453 50 Button(DIR) CAC6797
7 Frame Unit CXB6322 51 Button(AM/SW)(MG8917ZT) CAC6849
8 Screw BMZ30P050FMC Button(AM)(MG9017ZT) CAC6791
9 Screw IMS26P080FMC 52 Button(FM)(MG8917ZT) CAC6792
10 Keyboard Unit CWM7359 Button(FM1/2)(MG9017ZT) CAC6850
11 LCD(LCD1804) CAW1636 53 Button(TAPE) CAC6793
12 Holder CNC9073 54 Button(DISC) CAC6794
13 Lighting Conductor CNV6463 55 Button(5) CAC6795
14 Sheet CNM7067 56 Button(6) CAC6799
15 Connector CNV6465 57 Button(SCAN) CAC6800
16 Rubber CNV6449 58 Button(P.SCAN) CAC6802
17 Rubber CNV6546 59 Door(MG8917ZT) CAT2212
18 Rubber CNV6448 Door(MG9017ZT) CAT2213
19 Connector(CN1901) CKS4395 60 Spring CBH1371
20 Connector(CN1902) CKS4395 61 Holder CNV6459
21 Connector(CN1802) CKS4396 62 Holder CNV6460
22 Connector(CN1803) CKS4396 63 Holder CNV6461
23 Connector(CN1801) CKS4361 64 Holder CNV6462
24 Knob Unit CXB6190 65 Holder CNV6491
25 Lighting Conductor CNV6450 66 Holder CNV6757
26 Holder CNV6469 67 Holder CNV6758
27 Grille Unit CXB6568 68 Holder CNV6759
28 Screw BPZ30P100FMC 69 Holder CNV6760
29 Holder Unit CXB8453 70 Holder CNV6761
30 Door CAT2190 * 71 55413-33020 CNS6678
31 Washer CBF1037 * 72 55412-33220 CNS6679
32 Spring CBH2494 73 Label CRW1417
33 Screw IMS20P030FMC 74 Label CRW1425
* 34 Striker CNV6563 * 75 Sheet CNM7624
* 35 Bracket Unit CXB6192
* 36 Gear CNV6466
37 Case CNB2607
38 Screw BMZ26P030FMC
39 Grille Assy(MG8917ZT) CXB8329
Grille Assy(MG9017ZT) CXB8330
40 Screw BPZ26P080FMC
41 Button(LOAD) CAC6781
42 Button(CD EJECT) CAC6782
43 Button(1) CAC6783
44 Button(2) CAC6784
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FX-MG8917ZT,MG9017ZT
2.2 EXTERIOR(2/2)
Q
A
B
6
FX-MG8917ZT,MG9017ZT
- 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(MG9017ZT) CWE1546
12 Spring CBH2478 FM/AM Tuner Unit(MG8917ZT) CWE1544
13 Spring CBH2473 51 Holder CNC6122
14 Cushion CNM7023 52 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(MG8917ZT) CWM7360
Main Unit(MG9017ZT) CWM7362
38 Screw BMZ30P060FMC
39 Screw(M3x6) CBA1393
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FX-MG8917ZT,MG9017ZT
2.3 CD MECHANISM
D
F
E
K
G
M
J
L I
H
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FX-MG8917ZT,MG9017ZT
- CD MECHANISM SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.
1-9