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Service
Manual ORDER NO.
CRT2732
RX300
AUDIO SYSTEM
HEAD UNIT
VEHICLE DESTINATION PRODUCED AFTER TOYOTA PART No. ID No. PIONEER MODEL No.
LEXUS RX300 Middle Near East August 2001 86120-48140 P2727 KEX-M8017ZT/ES
LEXUS RX300 Middle Near East August 2001 86120-48140 P2727 KEX-M8017ZT-91/ES
Manufactured for TOYOTA
by PIONEER CORPORATION PUB. NO. CRT2732
KEX-M8017ZT,M8017ZT-91
KEX-M8017ZT/ES
ID No.P2727
- This service manual should be used together with the following manual(s):
Model Order No. Mech. Module Remarks
CX-631 CRT1640 2L Cassette Mech. Module: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.
- This service manual does not describe the CD test mode.
For the operations in the CD test mode, refer to the CD player's Service Manual.
- KEX-M8017ZT/ES have adopted AVC-LAN.
- Supplementary model is identical to the original except for the addition of following items.
Description Part No.
KEX-M8017ZT-91/ES
Polyethylene Bag CEG-162
Cover CEG1045
Carton CHA1721
Contain Box CHL3223
CONTENTS
1. SAFETY INFORMATION ............................................3 7. GENERAL INFORMATION .......................................38
2. EXPLODED VIEWS AND PARTS LIST .......................4 7.1 DIAGNOSIS .......................................................38
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM .....8 7.1.1 CONNECTOR FUNCTION DESCRIPTION ..38
4. PCB CONNECTION DIAGRAM ................................20 7.1.2 TROUBLESHOOTING................................39
5. ELECTRICAL PARTS LIST ........................................28 7.2 IC ........................................................................40
6. ADJUSTMENT..........................................................34 7.3 EXPLANATION..................................................43
7.3.1 SYSTEM BLOCK DIAGRAM ...................43
7.3.2 OPERATION FLOW CHART.....................44
8. SPECIFICATIONS......................................................45
2
KEX-M8017ZT,M8017ZT-91
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
KEX-M8017ZT,M8017ZT-91
2. EXPLODED VIEWS AND PARTS LIST
2.1 EXTERIOR
B
A
4
KEX-M8017ZT,M8017ZT-91
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 SECTION PARTS LIST
Mark No. Description Part No.
1 Screw BMZ26P050FMC
2 Screw BMZ30P050FMC
3 Cover(KEX-M8017ZT/ES) CHW1830
4 Case CNB2621
5 Cloth CNM5798
6 Insulator CNM6654
7 Cushion CNM6934
8 Main Unit CWM7852
9 Screw BMZ30P080FMC
10 Screw BPZ30P060FSN
11 Terminal(CN202) CKF1059
12 Terminal(CN303) CKF1059
13 Connector(CN302) CKM1065
14 Connector(CN301) CKM1322
15 Connector(CN701) CKS3568
16 Antenna Jack(CN201) CKX1041
17 Holder CNC8711
18 Holder CNC8712
19 FM/AM Tuner Unit CWE1544
20 Holder CNC6122
21 Chassis Unit CXB5302
22 Cassette Mechanism Module EXK3885
23 Screw IMS26P050FMC
24 Transistor(Q331) 2SB1185
25 Transistor(Q521) 2SB1185
5
KEX-M8017ZT,M8017ZT-91
2.2 CASSETTE MECHANISM MODULE
D
E
C
6
KEX-M8017ZT,M8017ZT-91
- CASSETTE MECHANISM MODULE SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.
1 Screw BSZ20P040FMC 31 Gear ENV1347
2 Washer CBF1037 32 Collar ENV1508
3 Washer CBF1038 33 Gear ENV1350
4 Washer CBG1003 34 Flywheel ENV1500
5 Deck Unit EWM1027 35 Worm Gear ENV1439
6 Screw(M2x5) EBA1028 36 Worm Wheel ENV1440
7 Screw(M2x2.5) EBA1037 37 Gear ENR1037
8 Spring EBH1531 38 Lever ENV1533
9 Spring EBH1589 39 Arm ENV1525
10 Connector(CN251) CKS3540 40 PCB ENP1151
11 Spring EBH1515 41 PCB ENP1182
12 Spring EBH1587 42 Switch(S1)(S2) ESG1004
13 Spring EBH1517 43 Motor Unit(M2)(SUB) EXA1382
14 Spring EBH1518 44 Chassis Unit EXA1559
15 Spring EBH1519 45 Tube ENM1039
16 Spring EBH1537 46 Roller ENR1027
17 Cord EDD1027 47 Reel Unit EXA1560
18 Photo-interrupter(EGN2,3) EGN1006 48 Head Base Unit EXA1434
19 Photo-interrupter(EGN1) EGN1005 49 Lever Unit EXA1578
20 Roller ENR1031 50 Gear Unit EXA1545
21 Shaft ELA1362 51 Frame Unit EXA1476
22 Roller ELA1348 52 Lever Unit EXA1439
23 Arm ENC1490 53 Head Assy(HD1) EXA1594
24 Arm ENC1397 54 Motor Unit(M1)(MAIN) EXA1499
25 Guide ENC1519 55 Washer HBF-179
26 Holder ENC1516 56 Screw JGZ20P025FNI
27 Lever ENC1448 57 Spring EBH1545
28 Arm ENC1488 58 Washer YE20FUC
29 Roller ENR1023 59 Pinch Roller Unit EXA1533
30 Belt ENT1027 60 Pinch Roller Unit EXA1532
7
1 2 3 4
KEX-M8017ZT,M8017ZT-91
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
A
A MAIN UNIT
FM/AM TUNER UNIT
B L2 D5 Q3 L4 D7 T31 Q31 CF51 CF52 CF53 L52
FM-L
25
CN201 47 2
41 9 10 14 15 17 19 1
M
ANT IC1 30 IC2 19
FM 34 7 AM-L
PA4026A 28 PA4024A Lch
OSC
Q201 6 38 36 32 23 25 31 40 7 43 M
AM RF
AM FMSL SL
26 Q204 9
AMSL
CF230 CF232 18
AM MW/sw
Q206 28
OSC AMIF 10 AM-L
FMB
AMIFC
D231 ST
ST 3
COMP
AMTV
FMSD
Q231
VCO
FMTV
AMB
Q205 TUNB
19 20 27 17 15 2114 13 6 2
SD
sw!/SW2 sw!/SW2
B 9
25 29
5
IC201 PM2006A
4
PLL
PDI
PCK
XOUT
PDO
XIN
PCE
38 37
TAPE-L
C DECK UNIT
sw!/SW2
CN252 CN251 CN701
+B
1 4 4 AUD+B
TAPE EQUALIZER 22 2
FWD 51 88
6 Q706 TAPEMUTE PDI
LcH 53
IC251 PCK
3 3
HA12216F TAPE-L PDO
4 PCE
2 17 14
REV
LcH VR301 NR MTL
5
BU
VREF
Q271
B.U 20 20 BU S
MTL
C
RESET
Q351 IC703 1 12
VDD RESET
STBY
Q352 2 S-80736AN-D0
19 18 7 17
5
SUB MECHANISM DRIVER
M 2
MOTOR IC351
PA2020A
LOAD
XOUT
XIN
8 9 1 10
E CN253
4 6 1 8 3 2
13 15
REEL PCB 4 6 1 8 3 2
FWD
SENSE
REV
SENSE
MODE 70