Pioneer CDX-M8186ZT-91-WL, CDX-M8086ZT-E, CDX-M8086ZT-91-E, CDX-M8286ZT-91-UC, CDX-M8286ZT-UC Service Manual

ORDER NO.
CRT2243
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PUB. NO. CRT2243
AUDIO SYSTEM
DISC PLAYER ASSY
Manufactured for TOYOTA
by PIONEER ELECTRONIC CORPORATION
VEHICLE DESTINATION PRODUCED AFTER TOYOTA PART No. ID No. PIONEER MODEL No.
LEXUS SC300, U.S.A., CANADA August 1998 86270-24080 CDX-M8286ZT/UC
LEXUS SC400 86270-24060 CDX-M8286ZT-91/UC
SC300,400
2
CDX-M8286ZT,M8286ZT-91
- Supplementary model is identical to the original except for the addition of following items.
Description Part No.
Cover CEG1057
Carton CHG2537
Contain Box CHL2537
Protector CHP2096
- This additional service manual is designed to be used together with Model CDX-M8086ZT/E,M8086ZT-
91/E Service Manual CRT2150. Refer to it for finding parts numbers and adjustment,etc. which are not shown in this manual.
EXPLODED VIEWS AND PARTS LIST
EXTERIOR(Page 4)
3
CDX-M8286ZT,M8286ZT-91
- EXTERIOR SECTION PARTS LIST * : Non Spare Part
Part No.
Mark No. Description CDX-M8086ZT/E CDX-M8286ZT/UC CDX-M8286ZT-91/UC
4 Cord CDE5651 Not used Not used 7 Case CNB1987 CXB1007(Case Unit) CXB1007(Case Unit)
8 Case CNB2015 CXB2359(Case Unit) CXB2359(Case Unit) 11 Bracket CNC7164 Not used Not used 13 Cushion CNM5323 Not used Not used
14 Cushion CNM5324 Not used Not used 15 Cushion CNM5328 Not used Not used 16 Cushion CNM5329 Not used Not used
* 17 Corrosive Cloth CNM5828 Not used Not used
18 Cushion CNM5838 Not used Not used
21 Main Unit CWX2123 CWX2227 CWX2227 27 Extension Unit CWX2126 CWX2229 CWX2229 40 Door CAT1882 CAT1948 CAT1948 41 Spring CBL1162 CBL1395 CBL1395
* 47 Handle CNS4544 CNS4894 CNS4894
52 Bracket Unit CXB1367 Not used Not used 53
CD Mechanism Unit CXK4025 CXK4021 CXK4021
57 Screw BMZ40P060FMC Not used Not used
* 58 Bracket CNC7157 Not used Not used * 59 Bracket CNC7158 Not used Not used
* 60 Bracket CNC7339 Not used Not used
62 Screw Not used BMZ50P080FMC Not used 63 Bracket Not used CNC7705 Not used 64 Bracket Not used CNC7706 Not used 65 Bracket Not used CNC7707 Not used
66 Seal Not used CNM5738 Not used
CD MECHANISM UNIT(Page 8)
- CD MECHANISM UNIT SECTION PARTS LIST
Part No.
Mark No. Description CDX-M8086ZT/E CDX-M8286ZT/UC,M8286ZT-91/UC
49 Lever Unit CXB8393 CXB2907
121 Lower Cover Unit CXA9196 CXB2906 122 Bracket Unit CXB2409 CXB2731 124 Lever Unit CXA8390 CXB2921 125 Lever Unit CXA6620 CXB2908
183 Spring CBH1781 CBH2193
CDX-M8286ZT,M8286ZT-91
PD5408A
BA6797FM
DTA123JK
R1739
100K
R1742
MMSEN
100K
R1413 56K
ELECTRICAL PARTS LIST(Page 30)
Extension Unit
Part No. Circuit Symbol and No. CDX-M8086ZT/E CDX-M8286ZT/UC,M8286ZT-91/UC R 952 RD1/4PU750J RD1/4PU510J
Main Unit
Part No. Circuit Symbol and No. CDX-M8086ZT/E CDX-M8286ZT/UC,M8286ZT-91/UC R 1401 RS1/16S563J Not used R 1413 Not used RS1/16S563J R 1740 RS1/16S0R0J Not used R 1742 Not used RS1/16S104J
SCHEMATIC DIAGRAM
PIONEER ELECTRONIC 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. 501 Orchard Road, #10-00, Wheelock Place, Singapore 238880
C PIONEER ELECTRONIC CORPORATION 1998
K-ZZS. JULY 1998 Printed in Japan
MAIN UNIT
ORDER NO.
CRT2150
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PUB. NO. CRT2150
Manufactured for TOYOTA
by PIONEER ELECTRONIC CORPORATION
VEHICLE DESTINATION PRODUCED AFTER TOYOTA PART No. ID No. PIONEER MODEL No. TOYOTA GERMANY, FRANCE, JANUARY 1998 86270-60030 CDX-M8086ZT/E LAND CRUISER SWITZERLAND, CDX-M8086ZT-91/E 100 SERIES SAUDI ARABIA, OMAN,
U.A.E, KUWAIT
LEXUS LX470 SAUDI ARABIA, OMAN,
U.A.E, KUWAIT TOYOTA GREAT BRITAIN, JANUARY 1998 86270-60030 CDX-M8186ZT/WL LAND CRUISER AUSTRALIA, CDX-M8186ZT-91/WL 100 SERIES NEW ZEALAND LEXUS LX470, AUSTRALIA,
NEW ZEALAND
LX470
TOYOTA LAND CRUISER 100 SERIES
AUDIO SYSTEM DISC PLAYER ASSY
2
CDX-M8086ZT,M8086ZT-91,M8186ZT,M8186ZT-91
- CD Player Service Precautions
1. For PU unit(CGY1036) handling,please refer to "Disassembly"(Fig.20). During replacement,handling precautions shall be taken to prevent an electrostatic discharge(protection by a short pin).
2. Be sure to turn the power off before disassembly. An internal IC might be destroyed when a connector is plugged or unplugged.
3. These CD players have been designed to be set upright in a car. Therefore, when operating or adjust­ing, set them upright.
- CDX-M8086ZT/E, CDX-M8086ZT-91/E, CDX-M8186ZT/WL, and CDX-M8186ZT-91/WL have adopted AVC-
LAN.
- The CD mechanism employed in this model is one of C3TV series.
- See the separate manual CX-624 (CRT1631) for the CD mechanism description and disassembly.
- See the separate manual CDX-P616/UC (CRT1632) for CD circuit description.
• CDX-M8086ZT/E • CDX-M8186ZT/WL
CONTENTS
1. SAFETY INFORMATION ............................................3
2. EXPLODED VIEWS AND PARTS LIST.......................4
3. SCHEMATIC DIAGRAM ...........................................12
4. PCB CONNECTION DIAGRAM ................................22
5. ELECTRICAL PARTS LIST ........................................30
6. ADJUSTMENT..........................................................33
7. GENERAL INFORMATION .......................................43
7.1 IC........................................................................43
7.2 DIAGNOSIS.......................................................45
7.2.1 SELF-DIAGNOSTIC FUNCTION..............45
7.2.2 DISASSEMBLY ........................................49
7.2.3 TEST MODE.............................................50
7.2.4 CONNECTOR FUNCTION DESCRIPTION ..51
7.3 EXPLANATION..................................................51
7.3.1 SYSTEM BLOCK DIAGRAM ...................51
7.3.2 BLOCK DIAGRAM ...................................52
8. OPERATIONS AND SPECIFICATIONS.....................54
- The supplementary models are identical with the original ones except for the following items.
Description Part No.
Polyethylene Bag CEG1249
Carton CHG3495
Contain Box CHL3495
Protector CHP2028
Protector CHP2029
3
CDX-M8086ZT,M8086ZT-91,M8186ZT,M8186ZT-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.
1. Safety Precautions for those who Service this Unit.
• Follow the adjustment steps (see pages 33 through 42)in the service manual when servicing this unit. When check­ing or adjusting the emitting power of the laser diode exercise caution in order to get safe, reliable results.
Caution:
1. During repair or tests, minimum distance of 13cm from the focus lens must be kept.
2. During repair or tests, do not view laser beam for 10 seconds or longer.
2. A “CLASS 1 LASER PRODUCT” label is affixed to the rear of the player.
3. The triangular label is attached to the mechanism unit frame.
4. Specifications of Laser Diode
Specifications of laser radiation fields to which human access is possible during service. Wavelength = 785 nanometers Radiant power = 69.7 microwatts(Through a circular aperture stop having a diameter of 80 millimeters)
0.55 microwatts(Through a circular aperture stop having a diameter of 7 millimeters)
4
CDX-M8086ZT,M8086ZT-91,M8186ZT,M8186ZT-91
2. EXPLODED VIEWS AND PARTS LIST
2.1 EXTERIOR
- CDX-M8086ZT/E
Fig. 1
5
CDX-M8086ZT,M8086ZT-91,M8186ZT,M8186ZT-91
1 Screw BMZ26P080FMC 2 Screw BMZ40P060FMC 3 Screw BSZ30P055FMC 4 Cord CDE5651 5 82711-2B640 CNV5293
6 82711-16270 CNV5294 7 Case CNB1987 8 Case CNB2015 9 Earth Plate CNC5769
10 Earth CNC6340
11 Bracket CNC7164 12 Insulator CNM4428 13 Cushion CNM5323 14 Cushion CNM5324 15 Cushion CNM5328
16 Cushion CNM5329
* 17 Corrosive Cloth CNM5828
18 Cushion CNM5838 19 PCB CNP3954 20 Holder CNV4095
21 Main Unit CWX2123 22 Connector(CN1701) CKS2770 23 Connector(CN1801) CKS2779 24 Connector(CN1803) CKS3124 25 Connector(CN1702) CKS3125
26 Connector(CN1802) CKS3127 27 Extension Unit CWX2126 28 Screw CBA1339 29 Connector CDE5009 30 Plug(CN901) CKM1211
31 Connector(CN903) CKS2224 32 Connector(CN951) CKS3359 33 Heat Sink CNC4447 34 Holder CNC6544 35 Spacer CNM4821
36 Spacer CNM4822 37 Grille Assy CXB1309 38 Screw BPZ20P060FMC 39 Screw BPZ26P080FMC 40 Door CAT1882
41 Spring CBL1162 42 Connector CDE5370
* 43 Holder CNC7128
44 Earth Plate CNC7791
* 45 Grille CNS4517
* 46 Sub Grille CNS4518 * 47 Handle CNS4544
48 Rail CNV3487 49 Grille Unit CWM5438 50 Plug(CN906) CKS1050
51 Screw IMS26P050FMC 52 Bracket Unit CXB1367 53 CD Mechanism Unit CXK4025 54 Screw IMS20P030FMC 55 Screw IMS26P040FMC
56 Screw ISS30P080FZK
57 Screw BMZ40P060FMC * 58 Bracket CNC7157 * 59 Bracket CNC7158 * 60 Bracket CNC7339
61 Transistor(Q911) 2SB942A
- EXTERIOR SECTION PARTS LIST
- CDX-M8086ZT/E
Mark No. Description Part No.
Mark No. Description Part No.
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.
6
CDX-M8086ZT,M8086ZT-91,M8186ZT,M8186ZT-91
- CDX-M8186ZT/WL
Fig. 2
7
CDX-M8086ZT,M8086ZT-91,M8186ZT,M8186ZT-91
1 Screw BMZ26P080FMC 2 Screw BMZ40P060FMC 3 Screw BSZ30P055FMC 4 Cord Assy CDE5675 5 Case CNB1987
6 Case CNB2015 7 Earth Plate CNC5769 8 Earth CNC6340 9 Bracket CNC7164
10 Insulator CNM4428
11 Cushion CNM5323 12 Cushion CNM5324 13 Cushion CNM5335 14 Cushion CNM5336
* 15 Corrosive Cloth CNM5828
16 Cushion CNM5838 17 PCB CNP3954 18 Holder CNV4095 19 Main Unit CWX2123 20 Connector(CN1701) CKS2770
21 Connector(CN1801) CKS2779 22 Connector(CN1803) CKS3124 23 Connector(CN1702) CKS3125 24 Connector(CN1802) CKS3127 25 Extension Unit CWX2126
26 Screw CBA1339 27 Connector CDE5009 28 Plug(CN901) CKM1211 29 Connector(CN903) CKS2224 30 Connector(CN951) CKS3359
31 Heat Sink CNC4447 32 Holder CNC6544 33 Spacer CNM4821 34 Spacer CNM4822 35 Grille Assy CXB1309
36 Screw BPZ20P060FMC 37 Screw BPZ26P080FMC 38 Door CAT1882 39 Spring CBL1162 40 Connector CDE5370
* 41 Holder CNC7128
42 Earth Plate CNC7791 * 43 Grille CNS4517 * 44 Sub Grille CNS4518 * 45 Handle CNS4544
46 Rail CNV3487 47 Grille Unit CWM5438 48 Plug(CN906) CKS1050 49 Screw IMS26P050FMC 50 Bracket Unit CXB1492
51 Screw BMZ40P060FMC * 52 Bracket CNC7163 * 53 Bracket CNC7168 * 54 Bracket CNC7340
55 CD Mechanism Unit CXK4025
56 Screw IMS20P030FMC
57 Screw IMS26P040FMC
58 Screw ISS30P080FZK
59 Transistor(Q911) 2SB942A
60 82711-2B640 CNV5293
61 82711-16270 CNV5294
- EXTERIOR SECTION PARTS LIST
- CDX-M8186ZT/WL
Mark No. Description Part No.
Mark No. Description Part No.
8
CDX-M8086ZT,M8086ZT-91,M8186ZT,M8186ZT-91
2.2 CD MECHANISM UNIT
Fig. 3
9
CDX-M8086ZT,M8086ZT-91,M8186ZT,M8186ZT-91
Fig. 4
10
CDX-M8086ZT,M8086ZT-91,M8186ZT,M8186ZT-91
1 Screw BMZ20P030FMC 2 Screw BMZ20P025FMC 3 Screw CBA1065 4 LED CN504-2 5 •••••
6 Screw CBA1041 7 Screw CBA1077 8 Screw CBA1086 9 Screw CBA1229
10 Screw CBA1243
11 Washer CBF1038 12 Spring CBH1488 13 Spring CBH1497 14 Spring CBH1498 15 •••••
16 Spring CBH1987 17 Spring CBH1589 18 Spring CBH1986 19 Spring CBH1592 20 Spring CBH1593
21 Spring CBH1594 22 Spring CBH1596 23 Spring CBH1876 24 Spring CBH1599 25 Spring CBH2102
26 Spring CBH1605 27 Spring CBH1606 28 Spring CBH1607 29 Spring CBH1843 30 Spring CBH1633
31 Spring CBH1667 32 Spring CBH1706 33 Spring CBH1841 34 Spring CBL1157 35 Arm CBL1186
36 Arm CBL1187 37 Spring CBL1210 38 Connector CDE4244 39 ••••• 40 PU Unit CGY1036
41 ••••• 42 ••••• 43 ••••• 44 ••••• 45 Shaft CLA2027
46 Shaft CLA2322 47 Shaft CLA2345 48 Link CNC6337 49 Lever Unit CXA8393 50 Arm CNC5168
51 Arm Unit CXA8394 52 Bracket CNC5170 53 CM Bracket CNC5171 54 Cover Unit CXB1365 55 Frame Unit CXB1748
56 Main Frame Unit CXA8953 57 Side Frame CNC6293 58 Bracket CNC6020 59 Cover CNC5567 60 Cover CNC5576
61 Lever CNC5678 62 Plate CNC5782 63 Spacer CNM1787 64 Sheet CNM3897 65 Sheet CNM5204
66 Insulator CNM4266 67 PCB CNP3642 68 PCB CNP3730 69 Belt CNT1047 70 Rack CNV3355
71 Holder CNV3363 72 Gear CNV4298 73 Gear CNV3754 74 Guide CNV4301 75 Arm CNV4677
76 Arm CNV3758 77 Arm CNV4185 78 Gear CNV4674 79 Gear CNR1382 80 Gear CNV3763
81 Gear CNV3764 82 Gear CNV3765 83 Gear CNV3766 84 Gear CNV3767 85 Arm CNV3769
86 Guide CNV3770 87 Guide CNV3771 88 Guide CNV4558 89 Guide CNV5381 90 Arm CNV3775
- CD MECHANISM UNIT SECTION PARTS LIST
Mark No. Description Part No.
Mark No. Description Part No.
CDX-M8086ZT,M8086ZT-91,M8186ZT,M8186ZT-91
91 Bearing CNV3778 92 Holder CNV3779 93 Damper CNV3780 94 Cam CNV4593 95 Guide CNV3784
96 Guide CNV3785 97 Arm CNV3787 98 Plate CNV3912 99 Arm CNV4977
100 Gathering PCB CNX2467
101 ••••• 102 Gathering PCB CNX2466 103 ••••• 104 ••••• 105 •••••
106 Switch CSN1012 107 Switch CSN1025 108 PCB Unit CWX1809 109 Connector CKS1944 110 Connector CKS1955
111 Connector CKS1968 112 Connector CKS2406 113 Motor Unit CXA4649 114 Damper Unit CXB1815 115 Stage Chassis Unit CXA6608
116 CRG Chassis Unit CXB1757 117 Steer Unit CXA6610 118 Bracket Unit CXA8395 119 Holder Unit CXB1364 120 Lever Unit CXA8399
121 Lower Cover Unit CXA9196 122 Bracket Unit CXB2731 123 Cam Ring Unit CXA6616 124 Lever Unit CXA8390 125 Lever Unit CXA6620
126 Link Unit CXA6621 127 Arm Unit CXA6622 128 Arm Unit CXB1120 129 Arm Unit CXA6624 130 Frame Unit CXB1710
131 Lever Unit CXA8421 132 Motor Unit CXA8656 133 Motor Unit CXB1407 134 Screw Unit CXA6990 135 Motor Unit CXA8217
136 Arm Unit CXA8957 137 ••••• 138 Clamper Unit CXA7632 139 ••••• 140 •••••
141 Screw JFZ17P025FNI 142 Screw JFZ20P025FNI 143 Photo-transistor PT4800 144 Spring CBH1741 145 Screw JFZ20P014FMC
146 Washer CBF1002 147 Screw CBA1340 148 Spring CBL1254 149 Spring CBL1229 150 Arm CNC6488
151 Spring CBL1230 152 Holder CNV4440 153 Guide CNV4524 154 Spring CBL1203 155 Washer YE25FUC
156 ••••• 157 Bracket CNC6016 158 Screw JFZ20P020FZK 159 Cushion CNM4495 160 Arm CNV4292
161 Gear CNV4299 162 Bracket Unit CXA8396 163 Spring CBL1226 164 Sheet CNM4552 165 Spring CBL1253
166 Spring CBH1778 167 Holder CNV4290 168 Bracket CNC6097 169 Screw CBA1037 170 Guide CNV4296
171 Connector CDE4968 172 Shaft CLA3328 173 Screw BMZ26P030FZK 174 Washer CBF1037 175 •••••
176 Spring CBL1250 177 Spring CBH1783 178 Lever Unit CXA8392 179 Sheet CNM4071 180 •••••
181 Gear CNV4675 182 Spring CBH1989 183 Spring CBH1988 184 Spring CBH1847 185 Spring CBL1216
186 Cushion CNM5403
Mark No. Description Part No. Mark No. Description Part No.
11
12
CDX-M8086ZT,M8086ZT-91,M8186ZT,M8186ZT-91
1
23
4
1
34
D
C
B
A
3. SCHEMATIC 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".
PD5408A
BA6797FM
DTA123JK
CXA8217
CXA8656
A-a A-b
A-a
A-b
A-b
A-a
Large size
SCH diagram
Guide page
Detailed page
A
B
C
D
D-a
13
CDX-M8086ZT,M8086ZT-91,M8186ZT,M8186ZT-91
5
6
78
5
6
78
D
C
B
A
PD5408A
R1739
100K
R1740
MMSEN
0R0
C1712
R001
R1738
CN906
SW905 CSN1039 D.CLOSE
SW904 CSN1040 EJECT
GRILLE UNIT
0R0
D-b
F
D
Fig. 5
14
CDX-M8086ZT,M8086ZT-91,M8186ZT,M8186ZT-91
1
23
4
1234
D
C
B
A
BA6797FM
D-a
D-a
D-b
A
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