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TOYOTA
Service
Manual ORDER NO.
CRT2422
FM/AM CASSETTE DECK
KEH-M1096ZT X1B/EW
VEHICLE DESTINATION PRODUCED AFTER PART No. ID No. PIONEER MODEL No.
COROLLA EUROPE December 1999 08600-02810 T8400 KEH-M1096ZT/X1B/EW
- This service manual should be used together with the following manual(s):
Model No. Order No. Mech. Module Remarks
CX-529 CRT1507 2L Cassette Mech. Module:Circuit Description, Mech.Description, Disassembly
NOTE:
- Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation.
"Dolby" and the double-D symbol are trademarks of Dolby Laboratories Licensing Corporation.
CONTENTS
1. SAFETY INFORMATION............................................2 7. GENERAL INFORMATION.......................................37
2. EXPLODED VIEWS AND PARTS LIST ......................3 7.1 DIAGNOSIS .......................................................37
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ....8 7.1.1 SERVICE MODE .......................................37
4. PCB CONNECTION DIAGRAM................................20 7.1.2 DISASSEMBLY.........................................38
5. ELECTRICAL PARTS LIST........................................29 7.1.3 CONNECTOR FUNCTION DESCRIPTION ......39
6. ADJUSTMENT .........................................................35 7.2 IC ........................................................................40
7.3 SYSTEM BLOCK DIAGRAM .............................44
8. OPERATIONS AND SPECIFICATIONS ....................45
PIONEER CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
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 CORPORATION 1999 K-ZZY. OCT. 1999 Printed in Japan
KEH-M1096ZT
- Service Precautions
1. During disassembly, be sure to turn the power off 3. When operating with large output power, the heat
since an internal IC might be destroyed when a sink becomes very hot. Be careful not to touch it.
connector is plugged or unplugged.
2. Whenever the amplifier may be put into operation, a
heat sink should be mounted. ICs and transistors
may be damaged if the amplifier should be put into
operation without mounting any heat sink.
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.
2
KEH-M1096ZT
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
10
4
1 3
2 5
8
9
6
7
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.
- PACKING SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.
1 Screw Assy CEA1854 6 Carton UHA2416
* 2 Polyethylene Bag CEG-127 7 Contain Box UHL3835
3 Screw HMF50P080FMC 8 Protector UHP2200
4 Battery CEX1030 9 Protector UHP2201
5 Polyethylene Bag UEG-012 10 Remote Control Unit CXB4201
3
KEH-M1096ZT
2.2 EXTERIOR
4
KEH-M1096ZT
- EXTERIOR SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.
1 Screw BMZ26P050FMC 31 Cushion CNM6632
2 Screw BMZ26P180FMC 32 Lighting Conductor CNV5835
3 Screw BMZ30P060FMC 33 Lens CNV5836
4 Case CNB2460 34 Grille Unit CXB4195
5 Insulator CNM6079 35 Door CAT2071
6 Heat Sink CNR1510 36 Spring CBH1371
7 Chassis Unit CXB3977 37 Keyboard Unit UWM6542
8 Remote Control Unit CXB4201 38 Socket(CN901) CKS3549
9 Cover CNS4948 39 Cushion CNM6331
10 Cassette Mechanism Module EXK3850 40 IC(IC351) TDA7385
11 Screw IMS30P050FMC 41 Transistor(Q861) 2SB1185
12 Tuner Amp Assy UWM6541 42 IC(IC901) SBX8035
13 Screw BMZ30P060FMC
14 Screw(M3x8) CBA1339
15 Terminal(CN803) CKF1059
16 Connector(CN802) CKM1306
17 Connector(CN801) CKM1307
18 Plug(CN851) CKS3536
19 Connector(CN341) CKS3568
20 Antenna Jack(CN551) CKX1006
21 Holder CNC7523
22 Holder CNC8105
23 Holder CNC8395
24 FM/AM Tuner Unit CWE1416
25 Holder CNC6555
26 Screw BPZ26P100FMC
27 Button(EJECT) CAC6693
28 Button(PROG) CAC6694
29 Button(RPT,SCAN) CAC6695
30 Button(SKIP,DOLBY) CAC6696
5
KEH-M1096ZT
2.3 CASSETTE MECHANISM MODULE
6
KEH-M1096ZT
- 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 EWM1016 35 Worm Gear ENV1439
6 Screw(M2x5) EBA1028 36 Worm Wheel ENV1440
7 Screw(M2x2.5) CBA1037 37 Gear ENR1037
8 Spring EBH1531 38 Lever ENV1533
9 Spring EBH1589 39 Arm ENV1525
10 Plug(CN251) CKS3540 40 Gathering PCB ENX1037
11 Spring EBH1515 41 Gathering PCB ENX1042
12 Spring EBH1587 42 Switch(S1,S2) ESG1004
13 Spring EBH1517 43 Motor Unit(M2) EXA1382
14 Spring EBH1518 44 Chassis Unit EXA1559
15 Spring EBH1519 45 Tube ENM1039
16 Spring EBH1537 46 Roller ENR1027
17 Wire EDD1020 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) 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
KEH-M1096ZT
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
A 3.1 BLOCK DIAGRAM
A TUNER AMP ASSY
B FM/AM TUNER UNIT
FM FRONT END FM/AM 1ST IF 10.7MHz
CN551 Q3 T31 Q31 CF51 CF52 CF52 T51
ANT 25
41 9 10 14 15 17 19 47 1 2
FM 35
Q201 Q202 OSC IC 1 IC 2 19 Q3
PA4023B PA4024A 7
6
26
AM RF 38 23 CF232 25 31 30 28 7 33 40 43 FMSL
9
AMSL 18
AM FMSD
6
OSC GATEDRIVE
5
AM VCC FM VCC VCC Q165
B
AMIFC
COMP
AMTV
FMTV
VCO
19 20 17 15 14 21 13 2
PLL 5 Q872 Q871 RDS DECODER 7 56
29 4 15 26 DRST
SOUND
IFGD
20 18
IC 501 IC 651 LDET
25 PM2007A 9 PM4006B 13 6 MDSENS
18
SYSB 11 IC 601
37 38 13 PD6217B 9 76
FMSD
SL
X501 24 XOUT RDS
X601