Pioneer DEXP-9, DEXP-9-R Service manual
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 EUROPE NV Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936
C PIONEER CORPORATION 2001
K-ZZA. JUNE 2001 Printed in Japan
ORDER NO.
CRT2687
MULTI-CD/DVD CONTROL CD PLAYER WITH FM/AM TUNER
DEX-P9 UC
MULTI-CD/DVD/DAB CONTROL CD PLAYER WITH RDS TUNER
DEX-P9R EW
- This service manual should be used together with the following manual(s):
Model No. Order No. Mech. Module Remarks
CX-961 CRT2503 H2 CD Mech. Module:Circuit Description, Mech.Description, Disassembly
CONTENTS
1. SAFETY INFORMATION ............................................2
2. EXPLODED VIEWS AND PARTS LIST.......................4
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ...14
4. PCB CONNECTION DIAGRAM ................................30
5. ELECTRICAL PARTS LIST ........................................42
6. ADJUSTMENT..........................................................56
7. GENERAL INFORMATION .......................................60
7.1 DIAGNOSIS ........................................................60
7.1.1 TEST MODE ..............................................60
7.1.2 DISASSEMBLY .........................................64
7.1.3 CONNECTOR FUNCTION DESCRIPTION .......69
7.2 IC ........................................................................70
7.3 OPERATIONAL FLOW CHART...........................88
8. OPERATIONS AND SPECIFICATIONS.....................89
DEX-P9/UC
2
DEH-P90DAB
- Service Precautions
1. For pickup unit(CXX1305) handling, please refer
to"Disassembly"(see page 64).
During replacement, handling precautions shall be
taken to prevent an electrostatic discharge(protection
by a short pin).
2. During disassembly, be sure to turn the power off
since an internal IC might be destroyed when a con-
nector is plugged or unplugged.
3. Please checking the grating after changing the ser-
vice pickup unit(see page 58).
CAUTION
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.
W
ARNING
This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of
California to cause cancer, birth defects or other reproductive harm.
Health & Safety Code Section 25249.6 - Proposition 65
1. SAFETY INFORMATION
UC
3
DEX-P9,P9R
EW
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.
• 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
bottom 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 = 800 nanometers
CLASS 1
LASER PRODUCT
4
DEX-P9,P9R
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING(DEX-P9/UC)
38
16
21
22
10
18
13
14
15
17
12
20
27
31
34
33
32
33
32
29
35
19
36
1
30
23
24
26
25
6
4
5
7
2
8
3
37
28
DEX-P9,P9R
5
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.
- Owner's Manual
Model Part No. Language
DEX-P9/UC CRB1649 English
CRB1650 French
1 Cord Assy CDE6490
2 Bracket Assy CEA2346
3 Screw Assy CZE3198
4 Screw BNC40P120FZK
5 Screw BPZ30P100FZK
* 6 Polyethylene Bag CEG-127
* 7 Polyethylene Bag CZE3201
8 Bracket CZN6467
9 •••••
10 Spring CBH-865
11 •••••
12 Screw BMZ50P060FMC
13 Screw CBA-102
14 Screw CBA1002
15 Screw(M2x6) CBA1120
* 16 Polyethylene Bag CEG-127
17 Screw CMZ50P060FMC
18 Nut NF50FMC
* 19 Polyethylene Bag CEG-158
20 Handle CNC5395
21 Strap CNC5402
22 Bush CNV1917
23 Base Assy CEA2799
24 Polyethylene Bag CZE3188
* 25 Sheet CZE3266
* 26 Base CZN7669
27 Polyethylene Bag CEG1185
* 28 Battery CEX1006
29 Sub Carton CHA3167
30 Carton CHG4395
31 Contain Box CHL4395
32 Protector CHP2383
33 Protector CHP2384
34 Protector CHP2385
35 Protector CHP2386
36 Case Assy CXB3520
37 Remote Control Assy CXB7434
38-1 Owner’s Manual CRB1649
38-2 Owner’s Manual CRB1650
* 38-3 Warranty Card CRY1070
38-4 Polyethylene Bag CEG1116
- PACKING SECTION PARTS LIST
Mark No. Description Part No.
Mark No. Description Part No.
6
DEX-P9,P9R
2.2 PACKING(DEX-P9R/EW)
38
27
31
34
33
32
33
32
29
35
36
1
30
23
24
26
25
6
4
5
7
2
8
3
37
28
40
40
41
39
22
42
14
15
19
20
7
DEX-P9,P9R
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.
- Owner's Manual
Model Part No. Language
DEX-P9R/EW CRB1643 English
CRB1644 Spanish
CRB1645 German
CRB1646 French
CRB1647 Italian
CRB1648 Dutch
1 Cord Assy CDE6490
2 Bracket Assy CEA2346
3 Screw Assy CZE3198
4 Screw BNC40P120FZK
5 Screw BPZ30P100FZK
* 6 Polyethylene Bag CEG-127
* 7 Polyethylene Bag CZE3201
8 Bracket CZN6467
9-13 •••••
14 Screw CBA1002
15 Screw(M2x6) CBA1120
16-18 •••••
* 19 Polyethylene Bag E36-615
20 Handle CNC5395
21 •••••
22 Bush CNV1917
23 Base Assy CEA2799
24 Polyethylene Bag CZE3188
* 25 Sheet CZE3266
* 26 Base CZN7669
* 27 Cover CEG1088
* 28 Battery CEX1006
29 Sub Carton CHA3167
30 Carton CHG4394
31 Contain Box CHL4394
32 Protector CHP2383
33 Protector CHP2384
34 Protector CHP2385
35 Protector CHP2386
36 Case Assy CXB3520
37 Remote Control Assy CXB7435
38-1 Owner’s Manual CRB1643
38-2 Owner’s Manual CRB1644
38-3 Owner’s Manual CRB1645
38-4 Owner’s Manual CRB1646
38-5 Owner’s Manual CRB1647
38-6 Owner’s Manual CRB1648
38-7 Passport CRY1013
* 38-8 Warranty Card CRY1157
38-9 Polyethylene Bag CEG1116
39 Polyethylene Bag CEG1161
40 Filter(Small) CTX1054
* 41 Filter(Large) CTX1060
42 Accessory Assy CEA2538
- PACKING SECTION PARTS LIST
Mark No. Description Part No.
Mark No. Description Part No.
8
DEX-P9,P9R
A
A
82
81
2
3
4
4
85
85
10
10
10
15
14
13
8
7
1
11
1
28
83
5
6
17
22
52
27
25
55
56
53
53
64
51
47
33
43
38
64
84
84
32
44
49
39
57
48
41
40
37
36
31
35
50
29
34
63
42
30
45
31
20
26
19
24
59
60
16
46
58
61
62
23
11
18
11
11
12
12
12
12
69
66
65
66
66
66
66
66
9
78
68
21
67
79
75
77
71
73
76
80
67
75
86
74
70
72
2.3 EXTERIOR(1)
A
B
C
D
9
DEX-P9,P9R
1 Screw BSZ26P060FMC
2 Cord Assy CDE6490
3 Fuse(4A) CEK1001
4 Cap CNS1472
5 Cord CDE6493
6 Flat Cable CDE6627
7 Case CNB2708
8 Holder CNC8659
9 Panel CNS6610
10 Cap CNV6727
11 Screw BSZ26P050FCU
12 Screw(M2x2.5) CBA1447
13 Cord(Blue) CDE4107
14 Cord(Black) CDE4108
15 Cord CDE6506
16 Flat Cable CDE6716
17 Antenna Cord CDH1251
18 Holder CNC4861
19 Shield CNC9185
20 Shield CNC9634
21 Cover CNM6489
22 Insulator CNM7039
23 Insulator CNM7081
24 Insulator CNM7110
25 Spacer CNM7366
26 Insulator CNM7486
27 Seal CNM7598
28 Audio Control Unit
See Contrast table(2)
29 Connector(CN353) CDE3970
30 Connector(CN352) CDE6628
31 Clamper CEF1007
32 Terminal(CN401) CKF1064
33 Connector(CN901) CKM1334
34 Plug(CN652) CKS-785
35 Plug(CN851) CKS-786
36 Plug(CN101) CKS1044
37 Plug(CN102) CKS1045
38 Connector(CN801) CKS1536
39 Connector(CN172) CKS1940
40 Connector(CN171) CKS2600
41 Connector(CN174) CKS2681
42 Connector(CN351) CKS3848
43 Connector(CN651) CKS4248
44 Mini Pin Jack(CN451) CKX1046
45 Holder CNC9186
46 Holder CNC9187
47 Holder CNC9188
48 Holder CNC9451
49 Holder CNC9452
50 Shield CNC9522
51 Holder CNC9556
52 FM/AM Tuner Unit
See Contrast table(2)
53 Connector(CN1, 2) CKS4276
54 •••••
55 Case CNC8713
56 Holder(SH1) CNC8708
57 Connector(CN173) HKS-193
58 Audio Unit CWM7517
59 Plug(CN1204) CKS1246
60 Connector(CN1202) CKS1945
61 Connector(CN1201) CKS2195
62 Connector(CN1203) CKS2197
63 Chassis Unit
See Contrast table(2)
64 Screw ISS26P055FUC
65 Detach Grille Assy See Contrast table(2)
66 Screw BPZ20P100FZK
67 Button CAC7110
(SOURCE, DISPLAY)(BAND, EJECT)
68 Cushion CNM7548
* 69 Cover CNS6364
70 Keyboard Unit CWM7534
71 Flat Cable CDE6700
72 Connector(CN1881) CKS4435
73 Connector(CN1861) CKS4438
74 Spacer CNM7371
75 Spacer CNM7397
76 Seal CNM7549
77 OEL Module MXK8015
78 Knob Unit(VOLUME) CXB6732
79 Button Assy(5/∞/2/3) CXB8135
80 Sub Grille Assy
See Contrast table(2)
81 Remote Control Assy See Contrast table(2)
82 Lower Case See Contrast table(2)
83 CD Mechanism Module(H2) CXK5355
84
Transistor(Q803, 921, 971, 998) 2SD2396
85 Resistor RS1/2PMF102J
86 IC(IC1881) SBX8035-H
(1) EXTERIOR(1) SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.
(2) CONTRAST TABLE
DEX-P9/UC and DEX-P9R/EW are constructed the same except for the following:
Part No.
Mark No. Symbol and Description DEX-P9/UC DEX-P9R/EW
28 Audio Control Unit CWM7514 CWM7515
52 FM/AM Tuner Unit CWE1605 CWE1604
63 Chassis Unit CXB6755 CXB6754
65 Detach Grille Assy CXB6703 CXB6704
80 Sub Grille Assy CXB7644 CXB7642
81 Remote Control Assy CXB7434 CXB7435
82 Lower Case CNS6673 CNS6674
10
DEX-P9,P9R
2.4 EXTERIOR(2)
F
A
38
12
6
1
20
31
26
A
5
2
34
16
40
16
40
17
25
17
40
32
27
40
37
3
4
4
6
8
6
40
33
9
10
36
22
7
29
21
14
9
10
8
28
29
35
30
8
24
23
39
39
39
39
23
15
7
40
11
DEX-P9,P9R
1 Panel Assy CXB6725
2 Screw BMZ20P030FMC
3 Screw BPZ20P060FMC
4 Screw(M2x7) CBA1060
5 Screw(M2x3) CBA1061
6 Screw(M2x3) CBA1154
7 Screw(M2x1.5) CBA1430
8 Screw(M1.4x4) CBA1454
9 Screw(M2x1.5) CBA1528
10 Spring CBH2445
11 •••••
12 Cord CDE5960
13 •••••
14 Connector CKS4436
15 Frame CNC8201
16 Spacer CNM6155
17 Spacer CNM6156
18 •••••
19 •••••
20 PCB CNP5941
21 PCB CNP6124
* 22 Panel CNS6359
23 Guide CNV5696
24 Rack CNV5697
25 Gear CNV5698
26 Gear CNV5761
27 Gear Unit CNV5762
28 Cover CNV6573
29 Holder CNV6575
30 Lighting Conductor CNV6574
31 Switch(S951) CSN1012
32 Switch(S952) CSN1022
33 Arm Unit CXB3574
34 Bracket Unit CXB3577
35 Arm Unit CXB3866
36 Holder Unit CXB6726
37 Frame Unit CXB6727
38 Motor(M951) CXM1085
39 Washer 2-1816-0035-D2-00
40 Washer 2-1821-0045-D2-00
- EXTERIOR(2) SECTION PARTS LIST
Mark No. Description Part No.
Mark No. Description Part No.
12
DEH-P90DAB
2.5 CD MECHANISM MODULE
E
13
DEX-P9,P9R
Mark No. Description Part No. Mark No. Description Part No.
1 CD Core Unit CWX2531
2 Connector(CN101) CKS3785
3 Connector(CN901) CKS4291
4 Connector(CN701) CKS4522
5 Screw BSZ20P035FMC
6 Screw(M2x4) CBA1362
7 Screw(M2x2.5) CBA1510
8 Screw(M2x3) CBA1511
9 Screw(M2x6.2) CBA1536
10 Washer CBF1037
11 Washer CBF1064
12 Spring CBH2291
13 Spring CBH2292
14 Spring CBH2293
15 Spring CBH2295
16 Spring CBH2297
17 Spring CBH2298
18 Spring CBH2299
19 Spring CBH2303
20 Spring CBH2304
21 Spring CBH2305
22 Spring CBH2308
23 Spring CBH2309
24 Spring CBH2332
25 Spring CBH2416
26 Spring CBH2434
27 Spring CBL1448
28 Spring CBL1466
29 Connector CDE6099
30 Shaft CLA3683
31 Shaft CLA3684
32 Lever CNC8501
33 Bracket CNC8507
34 Bracket CNC8509
35 Cushion CNM6301
36 Sheet CNM6773
37 Sheet CNM6774
38 Gear CNR1559
39 Arm CNV5928
40 Arm CNV5929
41 Gear CNV5930
42 Gear CNV5932
43 Gear CNV5931
44 Gear CNV5933
45 Holder CNV5943
46 Holder CNV5944
47 Arm CNV5948
48 Cover CNV5950
49 Holder CNV5951
50 Holder CNV6222
51 Holder CNV6223
52 Damper CNV6426
53 Holder CNV6446
54 Holder CNV6512
55 Chassis Unit CXB4501
56 Arm Unit CXB4503
57 Motor Unit(M3) CXB6620
58 Screw(M2x1.2) CBA1495
59 Guide CNV5925
60 Arm Unit CXB5311
61 Loading Arm Assy(-G) CXB5715
62 Washer CBF1060
63 Spring CBH2170
* 64 Shaft CLA3678
* 65 Gear CNV5934
66 Roller CNV6068
67 Holder CNV6210
68 Collor CNV6439
69 Arm Unit CXB5686
70 Washer YE20FUC
71 Washer CBF1038
72 Arm CNC8498
73 Lever Unit CXB4502
74 Screw(M2x1.5) CBA1509
75 Frame CNC8497
76 Sheet CNM6951
77 Guide CNV5924
78 Washer CBF1037
79 Spring CBH2300
80 Spring CBL1446
81 •••••
82 Spacer CNM6467
83 Ball CNR1189
84 Guide CNV5945
85 Clamper CNV5946
86 Arm CNV5947
87 Lever CNV5949
88 Arm Unit CXB4505
89 Screw JFZ20P020FMC
90 Frame CNC9465
91 Damper CNV6426
92 Screw ISS20P060FMC
93 Screw(M2x3) CBA1511
94 Holder CNV6341
95 Roller CNV6389
96 Arm Unit CXB5970
97 Roller CNV6389
98 Arm Unit CXB5971
99 Load Motor Assy(-D)(M2) CXB6340
100
Carriage Motor Assy(-D)(M1) CXB6361
101 Screw Unit(-B) CXB6363
102 Screw ISS20P060FMC
103 Screw JFZ20P025FNI
104 Washer YE15FUC
105 Pickup Unit(Service)(P8) CXX1305
106 Screw IMS20P030FMC
* 107 Cover CNC9151
108 Screw BMZ26P030FCU
109 Cord CDE6615
110, 111 •••••
112 Connector(CN301) CKS4439
- CD MECHANISM MODULE SECTION PARTS LIST
2
IC 251
TC74HCT157A
SELECTOR
IC 201
PCM1800
ADC
166MCK1
1
DMU
63
MCK1
SRC
IC 261
SM5849AF
D
47
dgrst
NIX
XOUT
24
34
1
4
AUDIO
DERR
DIRSEL
CDTX
DIR
IC 221
LC89055WHS-R
DOUT/BCKO/LRCO
SYSTEM
CONTROLLER
IC 601 (1/2)
PE5208A(EW)
PE5209A(UC)
dgrst
46
DSEL
52
DMUTE
VCK
VDT
VST
47
48
49
50
NL1
NL2
SDRW
pce@
SL
TUNPDI
PCK
ST
SD
PCE1
CREQ
LDET
LOCL
LOCH
TUNPDO
X1
79
58
60
37
74
94
97
39
38
99
57
88
35
36
97
AUDIO
DERR
DIRSEL
26
7
53
PEE
100
SP641
TX
RX
IPPW
86
85
27
ASENB0
28
X221
12.288MHz
23 22
MUTE
30
BSENS
AENS
ISENS
93
92
91
FLPPWR
22
16
15
X601
12.58291MHz
X2
IC 122
NJM4580M
21
IC 121
BA3131FS
2
4
71
Q983
BUP
Q931
SWD+B
Q981
Q982
Q932
Q805
Q174
SYSPWR
ELPILM
21
TELIN
4
RXD
TXD
ROT0
ROT1
95
96
63
64
OELPW
25
23
BUP
BUP
Q804
Q173
Q808
BUP BUP
Q803
SWVDD
1
Q802
Q801
ILMPWR
24
Q807
Q806
Q951
IC 3
EEPROM
FM/AM TUNER UNIT
FM/AM 1ST IF 10.7MHz
T51 Q51 CF51
CF52 CF53
IC1
MIXER, IF AMP, DET.
23
8
11
LDET
COMP
7419 15 17 14 13 21 16 27 26 25
CF202
VDD
VCC
DI/DO
CE2CKCE1
SDBWSLFMSD
NL1
NL2
IC 2 FM MPX
AMANT
FMANT
ATT
ATT
AMRF
FMRF
IMG ADJ
RF ADJ
X901
10.25MHz
ANT ADJ
LOCL
6
LOCH
AMDET
MPXREF 41kHz
AM 2ND IF
450kHz
10
CREQ
18
DGND
28
STIND
L ch
24
R ch
5
NC
FMLOCL
92022
NCNCWC
RFGND
MAIN
ANT
AMPS
CN451
1
2
3
12
SYS+8
Q401
Q103
7
11
8
4
5
1
CN101
BUSL1
BUSL2
ASENB1
11
8
7
4
1
5
CN102
IC 102
TA2050S
1
2
3
IC 101
HA12187FP
IP-BUS DRIVER
6
5
12TX
RX
IPPW
8
Q101
Q102
BUP
IC 103
TC7S04FU
INVERTER
42
VCC
BUP
Q853
FLPOPN
FLPCLS
43
42
FCLSSW
FOPNSW
45
44
Q851
Q852
IC 851
BA6288FS
3
14
6
11
IC 961
S-80834ANUP-EDY
RESET
1
M
AUTOMATIC FLAP
MOTOR AND SENSE
VDD
Q962
Q991
VD
BUP
Q998
CN851
83
5
4
3
2
1
CN651
CN701
CD CORE UNIT
M
LASER
DIODE
MONITOR
DIODE
FOCUS ACT.
CARRIAGE
MOTOR
M
LOADING
MOTOR
SPINDLE
MOTOR
TRACKING ACT.
LD(—)
MD
+5V
FO+
TO+
17
5
3
4
PICKUP UNIT (SERVICE) (P8)
HOLOGRAM
UNIT
IC 401
BA5811FM
IC 301
TC9495F2
IC 801
BA05SFP
+5V
REGULATOR
15
SPDIFG
15
8
VD
VD
V+5
5
CONT
CDEJET
CDLOAD
5
13
CD5VON
13
CN901
CN101
AC/F/E/BD
EC
VM
VCC
CONTST/SP
FG
CLAMPSW
15
16
10
22
9
1
31
1
9
X601
10
2
21
MUTE
13
8
9
66
4
HOME
11
HOME
SW
Q102
IC 201
TA2153FN
RF AMP
MDI
LDO
VD
V+5
M
9
7
12
10
1
2
3
4
11
6
Q101
CN652
1
4
IC 701
AN8015SH
D/D CONVERTE
5
Q661
DIG+5V
VCC
IC 662
TC7SH04FU
42
IC 661
TC7SU04FU
42
X661
16.9344MHz
AVREF
VDD
Q601
AUDIO CONTROL PCB
A
BUS+
BUS-
SWITCH
PCB
A
E
F
6
IC 264
TC7SH02FU
2
4
Q154
59
TMUTE
IC 401
S-81250SGUP
VDD
BUP
2
11
RESET
Q
VDD
Q911
DALMON
71
4
1
CN301
IC 601
PE5238A
CD5VON
2
CDTX
CDMCK
TX
MCK
DSCSNS
4
5
3
73
58
X2
X1
978
DOUT
XI
MCK
TX
VDCONT
BSRQ
8
VDCONT48
52
16
16
BRST
77
17
17
BSCK
1
18
18
BRXEN
29
19
19
BDATA
2
20
20
RESET
7
70
69
65
68
67
66
BSRQ
BRST
BSCK
BRXEN
BSO
BSI
VD
RDS DECODER
IC 501
PM4009A
20
11
12
X501
3.648MHz
Q501
VDD
24
COMP
fm/AM
45
678
rck
rdslk
ldet
RDT
RDS57K
15
drst
SYSTEM
CONTROLLER
IC 601 (2/2)
PE5208A(EW)
PE5209A(UC)
Q402
NL2
Q153
Q155
VDD
Q151
VDD
Q156
fm/AM
29
LDET
fm/AM
EW
EW
EW
23
EMPHA
14
DEX-P9,P9R
A
1
234
B
C
D
12
34
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
OEL MODULE
DATA
BCK
LRCK
DATA
BCK
LRCK
MCK1 MCK1
Q172
CN352
EMPHA
dgrst
DMUTE
VCK
VDT
VST
MUTE
DEMP
dgrst
DMUTE
VCK
VDT
VST
MUTE
CN351
4
CN901
13
12
15
4
5
2
CN1881
2
CN171
2
CN174
IC 171
TC7WH04FU
12
Q171
IC 172
TC7SET08FU
KEY
MATRIX
42
IC 301
TC9271FS
DIT
7
6
4
16
IC 322
TC7SH04FU
42
IC 321
TC7SU04FU
42
IC 302
TC7SET04FU
24
X321
11.2896MHz
14
18
IC 251
SELECTOR
4
9
7
1
22
DMUTEMCK1
SRC
IC 261
SM5849AF
3
IC 263
TC7SH08FU
2
IC 262
TC7WH34FU
4
IC 173
NJM78L05UA
3
IC 941
TPD1018F
6 1 BREM
ILL
TEL1
13
DINO
IC 281
PD0236AM
1417
DATA0
st
NIX
XOUT
SEL
DIR
IC 221
DOUT/BCKO/LRCO
X221
12.288MHz
23 22
VCC
1
6
5
Q931
Q174
SYS+B
Q921
5V
Q971
BUP
Q173
Q922
BUP
Q923
Q803
Q801
Q806
KYDT
DPDT
OELB
SWVDD
8
13
ILB
KYDT
DPDT
OELB
SWDVDD
ILB
SWDVDD
RST1
15
9
4
2
RESRT
VDD
Q951
CN801
SWD+B
10
9
16
KYDT
DPDT
X1
X0
IC 1801
PD6356A
rst
X1801
3.77MHz
93
REMIN
1
72
90
1
92
IC 1881
SBX8035-H
IC 1842
TC7MH573FK
IC 1821
PD8083A
ROM
IC 1841
TC7MH573FK
REMOTE CONTROL
SENSOR
3
SWDVDD
OPT IN
IC 1802
S-80834ANUP-EDY
3
SWDVDD
SWDVDD
1
2
CN1861
5
RR
FR
RL
FL
7
9
11
CN1204
IC 1206
OPA2134UA
3531
30
1
7
IC 701
AN8015SH
/D CONVERTER
6
8
Q701
Q702
Q703
SWD+B
-9V
Q975
-5.1V
2
3
4
6
CN1201
7
6
5
4
3
2
1
CN1202
IC 1201
PCM1704U-J
1
7
2
2
3
4
5
DAL
LRCK
BCK
14
26
27
21
19
IC 1202
PCM1704U-J
1
7
2
DAR
LRCK
BCK
14
DIL
DIR
BCKI
LRCI
IC 1203
SM5847AF
IC 1210
TC7SET04FU
INVERTER
24
DAR
DAL
LRCK
BCK
IC 1207
OPA2134UA
3519
18
1
7
24
25
26
52
61
L3R3LFOUT
LROUT
RROUT
RFOUT
IC 1205
LC75386YWHS
VST
VDT
VCK
33
42
37
RST
DMUTE
DEMPL
IC 1204
OPA2134UA
2
6
1
7
Q1203
Q1204
AUDIO UNIT
Q1881
KEYBOARD UNIT
1
2
3
4
5
6
7
2
3
4
6
A
OPT OUT
OPT IN
OPT PCB
2
CN173
2
CN172
D
B
C
8
3
6
2
5
DI
Q251
ACC
Q912
BUP
Q911
1
2
BUP2
EF 901
BACKUP
GND
B.REM
ILL
ACC
MUTE
CEK1001
4A
3
23
EMPHA
9
15
DEX-P9,P9R
5
6
7
8
A
B
C
D
5
6
7
8
3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)
Note: When ordering service parts, be sure to refer to “EXPLODED VIEWS AND PARTS LIST” or “ELECTRICAL PARTS
LIST”.
C161,162 : R027 R015
EW UC
OSCGND
FM(100%)(EW):-16dBs
FM(100%)(UC):-20dBs
AM(30%)(EW):-26dBs
AM(30%)(UC):-30dBs
IP-BUS
(MCD, MDVD):-+2.2dBs
FM(100%)(EW): -3.8dBs
FM(100%)(UC): -7.8dBs
AM(30%)(EW):-13.8dBs
AM(30%)(UC):-17.8dBs
IP-BUS: -1.8dBs
EW
EW
EW
EW
M
AUTOMATIC
FLAP MOTOR
CXM1085
M951
S951
CSN1012
CLOSE
OPEN
S952
CSN1022
F
SWITCH
PCB
E
CN701
FM/AM TUNER UNIT
E
CN301
16
DEX-P9,P9R
A
1
234
B
C
D
12
34
A
A-a
F
A-a A-b
A-aA-a
A-b A-b
A-b A-b
A-a A-a
Large size
SCH diagram
Guide page
Detailed page
220µH
220µH
220µH
R022
100K
EW:10/10
UC:22/6R3
>
>
BACKUP
GND
B.REM
ILL
ACC
MUTE
CEK1001
4A
>
A
AUDIO CONTROL PCB
D
OPT PCB
CN1881
C
CN1201
CN1202
Decimal points for resistor
and capacitor fixed values
are expressed as :
2.2 2R2
0.022 R022
←
←
The > mark found on some component parts indicates
the importance of the safety factor of the part.
Therefore, when replacing, be sure to use parts of
identical designation.
Symbol indicates a resistor.
No differentiation is made between chip resistors and
discrete resistors.
NOTE :
Symbol indicates a capacitor.
No differentiation is made between chip capacitors and
discrete capacitors.
Audio Control Unit
Consists of
Audio Control PCB
OPT PCB
SYSTEM CONTROLLER
17
DEX-P9,P9R
5
6
7
8
A
B
C
D
5
6
7
8
A-b
D
A
C161,162 : R027 R015
EW UC
OSCGND
FM(100%)(EW):-16dBs
FM(100%)(UC):-20dBs
AM(30%)(EW):-26dBs
AM(30%)(UC):-30dBs
IP-BUS
(MCD, MDVD):-+2.2dBs
FM(100%)(EW): -3.8dBs
FM(100%)(UC): -7.8dBs
AM(30%)(EW):-13.8dBs
AM(30%)(UC):-17.8dBs
IP-BUS: -1.8dBs
EW
EW
EW
E
CN701
M TUNER UNIT
E
CN301
18
DEX-P9,P9R
A
1
234
B
C
D
12
34
1
2
3
A-a
A-b
A-a
OSCGND
EW
M
AUTOMATIC
FLAP MOTOR
CXM1085
M951
S951
CSN1012
CLOSE
OPEN
S952
CSN1022
F
SWITCH
PCB
B
CN1881
FM/AM TUNE
SYSTEM CONTR
19
DEX-P9,P9R
5
6
7
8
A
B
C
D
5
6
7
8
A-a
A-b
4
5
A-a
F
20
DEX-P9,P9R
A
1
234
B
C
D
12
34
A-a
A-b
EW:10/10
UC:22/6R3
A
AUDIO CONTROL PCB
D
OPT PCB
C
CN1201
CN1202
Audio Control Unit
Consists of
Audio Control PCB
OPT PCB
1
2
3
A-b
D
220µH
220µH
220µH
R022
100K
>
>
BACKUP
GND
B.REM
ILL
ACC
MUTE
CEK1001
4A
>
Decimal points for resistor
and capacitor fixed values
are expressed as :
2.2 2R2
0.022 R022
←
←
The > mark found on some component parts indicates
the importance of the safety factor of the part.
Therefore, when replacing, be sure to use parts of
identical designation.
Symbol indicates a resistor.
No differentiation is made between chip resistors and
discrete resistors.
NOTE :
Symbol indicates a capacitor.
No differentiation is made between chip capacitors and
discrete capacitors.
M CONTROLLER
21
DEX-P9,P9R
5
6
7
8
A
B
C
D
5
6
7
8
A-a
A-b
4
5
A-b
VOLUME
A
CN801
0V
9.0V
5.2V
8.9V
0V
22
DEX-P9,P9R
A
1
234
B
C
D
12
34
3.3 KEYBOARD UNIT
B
23
DEX-P9,P9R
5
6
7
8
A
B
C
D
5
6
7
8
B
KEYBOARD UNIT
B
220
LC75386YWHS
A
CN352
A
CN351
5.0V
0.2V
5.2V
-8.6/5.6V
5.2V
-2.5V
-2.4V
-2.5V
-2.4V
2.7V
2.7V
8.3V
-8.6V
4.3V
4.1V
4.1V
DAC
E-VOL
220
FM(100%)(EW): -0.1dBs
FM(100%)(UC): -4.1dBs
AM(30%)(EW):-10.1dBs
AM(30%)(UC):-14.1dBs
IP-BUS: +1.9dBs
SCD,OPT: +5.9dBs
24
DEX-P9,P9R
A
1
234
B
C
D
12
34
3.4 AUDIO UNIT
C
100
100
100
100
6YWHS
820
820 820
820
820
820
A
CN353
C
AUDIO UNIT
-8.6V
8.3V
-5.0V
5.2V
8.2V
4.1V
4.1V
PRE-AMP
FM(100%)(EW): +2.4dBs
FM(100%)(UC): -0.35dBs
AM(30%)(EW): -6.35dBs
AM(30%)(UC):-10.35dBs
IP-BUS: +5.65dBs
SCD,OPT: +5.9dBs
FM(100%)(EW):+11.43dBs
FM(100%)(UC): +8.68dBs
AM(30%)(EW): +2.68dBs
AM(30%)(UC): -1.32dBs
IP-BUS:+14.68dBs
SCD,OPT:+14.93dBs
FM(100%)(EW):+11.27dBs
FM(100%)(UC): +8.52dBs
AM(30%)(EW): +2.52dBs
AM(30%)(UC): -1.49dBs
IP-BUS:+14.52dBs
SCD,OPT:+14.77dBs
25
DEX-P9,P9R
5
6
7
8
A
B
C
D
5
6
7
8
C
220K
330K
8200P
RED
BLACK
WHITE
CARRIAGE MOTOR
M1 CXB6361
LOADING MOTOR
M2 CXB6340
SPINDLE MOTOR
M3 CXB6620
SIGNAL LINE
FOCUS SERVO LINE
TRACKING SERVO LINE
CARRIAGE SERVO LINE
SPINDLE SERVO LINE
SL
F
T
C
S
RF AMP
ACT / MOTOR DRIVE
5V
REGULATOR
SL
SL SL
SL
SL
SL
SL
SL
SL
SL
SL
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
C
C
C
C
C
C
C
C
C
C
S
S
S
S
S
S
S
S
1
2
3
4
5
6
7
9
0
!
#
)
26
DEX-P9,P9R
A
1
234
B
C
D
12
34
E
3.5 CD MECHANISM MODULE
E
CD CORE UNIT
PICKUP UNIT(SERVICE)(P8)
SWITCHES:
CD CORE UNIT
S901 :LOADING SWITCH. . . . ON-OFF
S902, 903 :LOADING SWITCH. . . . ON-OFF
S904 :HOME SWITCH . . . . . . ON-OFF
The underlined indicates the switch position.
220K
330K
33P
VDCONT
CSENS
XRST
CD5VON
DSPMUTE
BSRQ
BRST
BSCK
BRXEN
BDATA
RESET
SUBOK
R713
CSENS
DSPMUTE
BSRQ
R702
220
BSCK
BRXEN
BDATA
R701
220
SUBOK
R711
0R0
R708
0R0
R605
22K
R606
47K
PE5238A
R305
4R7K
C314
220P
MCK
TX
TX
MCK
GND
GND
CN301
TX
R311
R321
220
0R0
TX
CD MECH. CONTROLLER
SERVO CONTROL / DSP / DAC / LPF
SL
F
T
C
C
S
S
S
8
@
(
⁄
SL
27
DEX-P9,P9R
5
6
7
8
A
B
C
D
5
6
7
8
E
A
CN651
A
CN652
28
DEX-P9,P9R
7 CH1:FD 2V/div.
8 CH2:fok 5V/div.
0 CH3:FG 5V/div.
9 CH4:SINY 5V/div.
Setup(In focus)
- Waveforms
1 CH1:DSCSNS 5V/div.
2 CH2:CDLOAD 5V/div.
3 CH3:CDEJET 5V/div.
⁄ CH4:VD 5V/div.
12cm LOAD
500ms/div.
1 CH1:DSCSNS 5V/div.
2 CH2:CDLOAD 5V/div.
3 CH3:CDEJET 5V/div.
8cm EJECT
500ms/div.
4 CH1:RFO 500mV/div.
5 CH2:TEY 500mV/div.
Tracking open
2ms/div.
1 CH1:DSCSNS 5V/div.
2 CH2:CDLOAD 5V/div.
3 CH3:CDEJET 5V/div.
12cm EJECT
500ms/div.
1 CH1:DSCSNS 5V/div.
2 CH2:CDLOAD 5V/div.
3 CH3:CDEJET 5V/div.
⁄ CH4:VD 5V/div.
8cm LOAD
500ms/div.
5 CH1:TEY 500mV/div.
6 CH2:FEY 500mV/div.
Setup
200ms/div.
100ms/div.
7 CH1:FD 1V/div.
! CH2:FOP 2V/div.
Setup(In focus)
200ms/div.
6 CH1:FEY 500mV/div.
@ CH2:foon 5V/div.
Setup(Focus close)
1ms/div.
6 CH1:FEY 200mV/div.
7 CH2:FD 500mV/div.
Setup(Focus AGC)
1ms/div.
5 CH1:TEY 200mV/div.
# CH2:TD 200mV/div.
Setup(Tracking AGC)
1ms/div.
GND
→
GND
→
GND
→
GND
→
GND
→
GND
→
GND
→
GND
→
VREF
→
VREF
→
VREF
→
VREF
→
GND
→
GND
→
GND
→
GND
→
GND
→
GND
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
7 CH1:FD 1V/div.
8 CH2:fok 5V/div.
9 CH3:SINY 5V/div.
Setup
500ms/div.
Note:1. The encircled numbers denote measuring pointes in the circuit diagram.
2. Reference voltage
VREF:2.1V
29
DEX-P9,P9R
4 CH1:RFO 0.5V/div.
Play
0.5µs/div.
9 CH1:SINY 100mV/div.
Play
200ms/div.
6 CH1:FEY 500mV/div.
7 CH2:FD 500mV/div.
4 CH3:RFO 1V/div.
Setup(FE Bias adjustment)
10ms/div.
5 CH1:TEY 500mV/div.
) CH2:CIN 500mV/div.
Search
200ms/div.
4 CH1:RFO 1V/div.
5 CH2:TEY 500mV/div.
# CH3:TD 1V/div.
Test mode 1TRjump
500µs/div.
4 CH1:RFO 1V/div.
5 CH2:TEY 1V/div.
# CH3:TD 1V/div.
Test mode 100TRjump
5ms/div.
4 CH1:RFO 2V/div.
( CH2:dfct 5V/div.
7 CH3:FD 1V/div.
# CH4:TD 2V/div.
Play(The defect part passes)
500µs/div.
4 CH1:RFO 1V/div.
5 CH2:TEY 1V/div.
# CH3:TD 1V/div.
Test mode 32TRjump
5ms/div.
4 CH1:RFO 1V/div.
5 CH2:TEY 500mV/div.
( CH3:dfct 5V/div.
CRG move
50µs/div.
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
VREF
→
6 CH1:FEY 500mV/div.
7 CH2:FD 500mV/div.
5 CH3:TEY 500mV/div.
# CH4:TD 500mV/div.
Play
1ms/div.
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