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Service
Manual DEH-5/XU/UC
ORDER NO.
CRT2968
HIGH POWER CD PLAYER WITH FM/AM TUNER
DEH-5
DEH-15 XU/UC
XU/UC
DEH-1500 XU/UC
- This service manual should be used together with the following manual(s):
Model No. Order No. Mech. Module Remarks
CX-3026 CRT2944 S10 CD Mech. Module:Circuit Description, Mech.Description, Disassembly
For details, refer to "Important symbols for good services".
PIONEER CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS (USA) 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 2002 K-ZZU. NOV. 2002 Printed in Japan
1 2 3 4
A SAFETY INFORMATION
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.
B WARNING
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
C
[ Important symbols for good services ]
D In this manual, the symbols shown-below indicate that adjustments, settings or cleaning should be made securely.
When you find the procedures bearing any of the symbols, be sure to fulfill them:
1. Product safety
You should conform to the regulations governing the product (safety, radio and noise, and other regulations), and
should keep the safety during servicing by following the safety instructions described in this manual.
2. Adjustments
To keep the original performances of the product, optimum adjustments or specification confirmation is indispensable.
In accordance with the procedures or instructions described in this manual, adjustments should be performed.
3. Cleaning
E
For optical pickups, tape-deck heads, lenses and mirrors used in projection monitors, and other parts requiring cleaning,
proper cleaning should be performed to restore their performances.
4. Shipping mode and shipping screws
To protect the product from damages or failures that may be caused during transit, the shipping mode should be set or
the shipping screws should be installed before shipping out in accordance with this manual, if necessary.
5. Lubricants, glues, and replacement parts
Appropriately applying grease or glue can maintain the product performances. But improper lubrication or applying
glue may lead to failures or troubles in the product. By following the instructions in this manual, be sure to apply the
F prescribed grease or glue to proper portions by the appropriate amount.For replacement parts or tools, the prescribed
ones should be used.
2 DEH-5/XU/UC
1 2 3 4
5 6 7 8
CONTENTS A
SAFETY INFORMATION ............................................................................................................................................2
1. SPECIFICATIONS .......................................................................................................................................................4
2. EXPLODED VIEWS AND PARTS LIST.......................................................................................................................6
2.1 PACKING...............................................................................................................................................................6
2.2 EXTERIOR(DEH-5/XU/UC) ...................................................................................................................................8
2.3 EXTERIOR(DEH-15/XU/UC,1500/XU/UC)..........................................................................................................10
2.4 CD MECHANISM MODULE ...............................................................................................................................12
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ...................................................................................................14
3.1 BLOCK DIAGRAM ..............................................................................................................................................14
B
3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE) ........................................................................................18
3.3 KEYBOARD UNIT ...............................................................................................................................................24
3.4 CD MECHANISM MODULE ...............................................................................................................................26
4. PCB CONNECTION DIAGRAM ................................................................................................................................30
4.1 TUNER AMP UNIT .............................................................................................................................................30
4.2 KEYBOARD UNIT ...............................................................................................................................................34
4.3 CD MECHANISM MODULE ...............................................................................................................................36
5. ELECTRICAL PARTS LIST ........................................................................................................................................38
6. ADJUSTMENT .........................................................................................................................................................43
6.1 CD ADJUSTMENT .............................................................................................................................................43 C
6.2 CHECKING THE GRATING AFTER CHANGING THE PICKUP UNIT................................................................44
6.3 ERROR MODE ....................................................................................................................................................46
7. GENERAL INFORMATION .......................................................................................................................................47
7.1 DIAGNOSIS ........................................................................................................................................................47
7.1.1 DISASSEMBLY ..............................................................................................................................................47
7.1.2 CONNECTOR FUNCTION DESCRIPTION ....................................................................................................52
7.2 PARTS .................................................................................................................................................................53
7.2.1 IC ....................................................................................................................................................................53
7.2.2 DISPLAY.........................................................................................................................................................60 D
7.3 OPERATIONAL FLOW CHART...........................................................................................................................63
7.4 CLEANING ..........................................................................................................................................................64
8. OPERATIONS ...........................................................................................................................................................65
E
- CD Player Service Precautions
1. Before disassembling the unit, be sure to turn off the 3. After replacing the pickup unit, be sure to check the
power. Unplugging and plugging the connectors dur- grating.(See p.44.)
ing power-on mode may damage the ICs inside the 4. In this product, because the memory capacity of the
unit. microcomputer is insufficient, the test mode is not
2. To protect the pickup unit from electrostatic dis- installed. However grating of the pickup unit can be
charge during serviving, take an appropriate treat- confirmed.
ment(shorting-solder) by referring to "the DISAS-
F
SEMBLY" on page 47.
DEH-5/XU/UC 3
5 6 7 8
1 2 3 4
A 1. SPECIFICATIONS
- DEH-5/XU/UC
B
C
D
E
F
4 DEH-5/XU/UC
1 2 3 4
5 6 7 8
- DEH-15/XU/UC,DEH-1500/XU/UC
A
B
C
D
E
F
DEH-5/XU/UC 5
5 6 7 8
1 2 3 4
A 2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
16 17
5
6
4 3
11
8
2
9
7
B
12
15
10
C
1 14
13
D
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.
- For the applying amount of lubricants or glue, follow the instructions in this manual.
(In the case of no amount instructions, apply as you think it appropriate.)
(1) PACKING SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.
1 Cord Assy CDE7060 11-1 Owner's Manual See Contrast table(2)
E 2 Spring CBH1650 11-2 Installation Manual See Contrast table(2)
3 Screw CBA1002 * 11-3 Card ARY1048
* 4 Polyethylene Bag CEG-127 11-4 Caution Card See Contrast table(2)
5 Screw CRZ50P090FTC 12 Carton See Contrast table(2)
6 Screw TRZ50P080FTC 13 Contain Box See Contrast table(2)
* 7 Polyethylene Bag CEG-158 14 Protector CHP2663
8 Handle CNC5395 15 Protector CHP2664
9 Bush CNV3930 16 Fixing Screw(M2x4) See Contrast table(2)
10 Polyethylene Bag CEG1173 17 Accessory Assy CEA3438
F
6 DEH-5/XU/UC
1 2 3 4
5 6 7 8
(2) CONTRAST TABLE A
DEH-5/XU/UC , DEH-15/XU/UC and DEH-1500/XU/UC are constructed the same except for the following:
Part No.
Mark No. Symbol and Description DEH-5/XU/UC DEH-15/XU/UC DEH-1500/XU/UC
11-1 Owner's Manual CRD3666 CRD3664 CRD3664
11-2 Installation Manual CRD3667 CRD3665 CRD3665
11-4 Caution Card Not used CRP1294 Not used
12 Catron CHG4989 CHG4988 CHG4987
13 Contain Box CHL4989 CHL4988 CHL4987
16 Fixing Screw(M2x4) Not used CBA1488 CBA1488 B
- Owner's Manual, Installation Manual
Model Part No. Language
DEH-5/XU/UC CRD3666 English,French,Spanish
CRD3667
DEH-15/XU/UC CRD3664 English,French,Spanish
DEH-1500/XU/UC CRD3665
C
D
E
F
DEH-5/XU/UC 7
5 6 7 8
1 2 3 4
2.2 EXTERIOR(DEH-5/XU/UC)
A
B
C
D
E
F
8 DEH-5/XU/UC
1 2 3 4
5 6 7 8
- EXTERIOR(DEH-5/XU/UC) SECTION PARTS LIST A
Mark No. Description Part No. Mark No. Description Part No.
1 Screw BSZ26P060FTC 49 Rubber CNV7368
2 Screw BSZ30P060FTC 50 Connector CNV7369
3 Screw BSZ30P200FTC
4 Cord Assy CDE7060 51 Grille Unit CXB9805
5 Cable CDE7113 52 Screw ISS26P055FTC
53 IC(IC302) TDA7384
6 Fuse(10A) CEK1208 54 Transistor(Q911,921,991) 2SD2375
7 CD Mechanism Module(S10) CXK5600
8 Case CNB2793
9 Holder CNC8659 B
10 Earth Plate CNC8915
11 Cushion CNM8275
12 Insulator CNM8059
13 Insulator CNM8174
14 Panel CNS7239
15 Tuner Amp Unit CWM8569
16 Screw ASZ26P060FTC
17 Screw BPZ26P080FTC
18 Screw BSZ26P160FTC
19 Pin Jack(CN352) CKB1028 C
20 Terminal(CN402) CKF1059
21 Plug(CN901) CKM1376
22 Connector(CN831) CKS3581
23 Connector(CN651) CKS3835
24 Antenna Jack(CN401) CKX1056
25 Holder CND1241
26 Holder CND1328
27 Heat Sink CNR1668
28 FM/AM Tuner Unit CWE1646
D
29 Holder CND1054
30 Chassis Unit CXB9542
31 Screw BPZ20P080FTC
32 Button(1-6) CAC7739
33 Button(Volume) CAC7740
34 Button(Up) CAC7741
35 Button(Down) CAC7742
36 Button(Eject) CAC7743
37 Button(Audio) CAC7745
38 Button(Band) CAC7746 E
39 Button(SRC-EQ) CAC7841
40 Cover CNM7500
41 Holder CNV6867
42 Keyboard Unit CWM8577
43 LCD(LCD1801) CAW1756
44 Connector(CN1801) CKS3580
45 Holder CNC9617
46 Sheet CNM7932
47 Lens CNV7060
48 Lighting Conductor CNV7367 F
DEH-5/XU/UC 9
5 6 7 8
1 2 3 4
2.3 EXTERIOR(DEH-15/XU/UC,1500/XU/UC)
A
B
C
D
E
F
10 DEH-5/XU/UC
1 2 3 4
5 6 7 8
- EXTERIOR(DEH-15/XU/UC, 1500/XU/UC) SECTION PARTS LIST A
Mark No. Description Part No. Mark No. Description Part No.
1 Screw BSZ26P060FTC LCD(LCD1801)(DEH-1500) CAW1733
2 Screw BSZ30P060FTC 46 Connector(CN1801) CKS3580
3 Screw BSZ30P200FTC 47 Holder CNC9617
4 Cord Assy CDE7060 48 Sheet CNM7932
5 Cable CDE7113
49 Lens CNV7060
6 Fuse(10A) CEK1208 50 Lighting Conductor CNV7367
7 CD Mechanism Module(S10) CXK5600 51 Rubber CNV7368
8 Case CNB2793 52 Connector CNV7369
9 Holder CNC8659 53 Grille Unit(DEH-15) CXB9870 B
10 Earth Plate CNC8915 Grille Unit(DEH-1500) CXB9869
11 Cushion CNM8275 54 Button CAC4836
12 Insulator CNM8059 55 Spring CBH1835
13 Insulator CNM8174 56 Spring CBH2208
14 Panel CNS7239 57 Spring CBH2367
15 Tuner Amp Unit(DEH-15) CWM8568 58 Bracket CNC6791
Tuner Amp Unit(DEH-1500) CWM8794
59 Holder CNC8042
16 Screw ASZ26P060FTC 60 Cover CNM6276
17 Screw BPZ26P080FTC 61 Panel CNS7238
18 Screw BSZ26P160FTC 62 Arm CNV4692 C
19 Pin Jack(CN352) CKB1028 63 Arm CNV4728
20 Terminal(CN402) CKF1059
64 Arm CNV5576
21 Plug(CN901) CKM1376 65 Screw IMS20P030FZK
22 Connector(CN831) CKS3581 66 IC(IC302) PAL007A
23 Connector(CN651) CKS3835 67 Screw ISS26P055FTC
24 Antenna Jack(CN401) CKX1056 68 Transistor(Q911,921,991) 2SD1275
25 Holder CND1241
69 Holder(DEH-15) CNV7619
26 Holder CND1328 70 Screw(DEH-15) BMZ40P140FTC
27 Heat Sink CNR1668
D
28 FM/AM Tuner Unit CWE1646
29 Holder CND1054
30 Chassis Unit CXB9542
31 Detach Grille Assy(DEH-15) CXB9571
Detach Grille Assy(DEH-1500) CXC1127
32 Screw BPZ20P100FZK
33 Button(1-6) CAC7739
34 Button(Volume) CAC7740
35 Button(Up) CAC7741
36 Button(Down) CAC7742 E
37 Button(Eject) CAC7743
38 Button(Band) CAC7745
39 Button(Audio) CAC7746
40 Button(SRC-EQ) CAC7749
41 Button(Detach) CAC7753
42 Spring CBH2210
43 Cover CNS7232
44 Keyboard Unit(DEH-15) CWM8576
Keyboard Unit(DEH-1500) CWM8795
45 LCD(LCD1801)(DEH-15) CAW1765 F
DEH-5/XU/UC 11
5 6 7 8
1 2 3 4
2.4 CD MECHANISM MODULE
A
B
C
D
E
C
F
12 DEH-5/XU/UC
1 2 3 4
5 6 7 8
- CD MECHANISM MODULE SECTION PARTS LIST
A
Mark No. Description Part No. Mark No. Description Part No.
1 CD Core Unit(S10) CWX2708 48 Holder CNV7202
2 Connector(CN101) CKS4182 49 Arm CNV7203
3 Connector(CN701) CKS4188 50 Gear CNV7207
4 Screw BMZ20P035FTC
5 Screw BSZ20P040FTC 51 Gear CNV7208
52 Gear CNV7209
6 Screw(M2x4) CBA1362 53 Gear CNV7210
7 Screw(M2x3) CBA1511 54 Gear CNV7211
8 Screw(M2x3) CBA1527 55 Gear CNV7212 B
9 Washer CBF1037
10 Washer CBF1038 56 Rack CNV7214
57 Arm CNV7215
11 Washer CBF1060 58 Arm CNV7216
12 Spring CBH2390 59 Guide CNV7217
13 Spring CBH2606 60 Roller CNV7218
14 Spring CBH2607
15 Spring CBH2608 61 Gear CNV7219
62 Arm CNV7221
16 Spring CBH2609 63 Arm CNV7220
17 Spring CBH2610 64 Arm CNV7222
18 Spring CBH2611 65 Damper CNV7313 C
19 Spring CBH2612
20 Spring CBH2613 66 Damper CNV7314
67 Arm CNV7341
21 Spring CBH2614 68 Arm CNV7342
22 Spring CBH2615 69 Guide CNV7360
23 Spring CBH2616 70 Guide CNV7361
24 Spring CBH2617
25 Spring CBH2620 71 Holder CNV7437
72 Arm CNV7444
26 Spring CBH2621 73 Gear CNV7595
27 Spring CBH2641 74 Damper CNV7618 D
28 Spring CBH2642 75 Motor Unit(M1) CXB6007
29 Spring CBH2643
30 Spring CBH2659 76 Chassis Unit CXB8728
77 Screw Unit CXB8729
31 Spring CBH2688 78 Gear Unit CXB8731
* 32 Spring CBL1614 79 Arm Unit CXB8732
33 Shaft CLA3845 80 Arm Unit CXB8735
34 Frame CNC9962
35 Frame CNC9963 81 Arm Unit CXB8852
82 Motor Unit(M2) CXB8933
36 Bracket CNC9966 83 Bracket CNC9985
37 Bracket CNC9967 84 Screw JFZ20P020FTC E
38 Arm CNC9968 85 Screw(M2x5) EBA1028
39 Arm CNC9973
40 Lever CNC9983 86 Screw JFZ20P020FTC
87 Screw JGZ17P022FTC
41 Lever CNC9984 88 Washer YE15FTC
42 Sheet CNM8134 89 Washer YE20FTC
43 Collar CNV6906 90 Pickup Unit(Service)(P10) CXX1641
44 Guide CNV6925
45 Arm CNV7198 91 Screw IMS26P030FMC
46 Rack CNV7199
F
47 Holder CNV7201
DEH-5/XU/UC 13
5 6 7 8
1 2 3 4
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
- DEH-5/XU/UC
A A TUNER AMP UNIT
VDD
TUNPCK
TUNPDO
TUNPDI
6 13 5 10 9 8 11 14
CE2
ROM_VDD
SL
DI
CK
CE1
LDET
DO
IC 3 EEPROM IC 5 CE2
5.0V 5V 3.3V
CE1
OSC LPF
B ANTENNA CN402 AM ANT FMRF
1 ATT
IC 2
IC 1 2.5V
FM ANT
3 3.3V
ATT Lch
23
FMRF MIXER, IF AMP DET, FM MPX
RF adj
ANT adj
T51 CF52
CF51
IC 4
VDD_3.3
3.3V 3.3V 2.5V 2.5V
VCC
C
4 17
TUN3V 2
IN2_
VCC
3
IN3_
PICKUP UNIT
(SERVICE)(P10) C CD CORE UNIT(S10)
D
CN101 Q101 CN701 CN651
LASER
DIODE LD+ 1 20 LOUT LOUT
14 LD LOUT 8 14
MD 2 23
5 PD xtal
AC, F, E, BD X201
HOLOGRAM
24
UNIT SERVO XTAL
FOP FOP
CONTROL,
D FOCUS ACT.
TOP
1
TOP
DSP,
MONITOR TRACKING ACT. 4 LPF, DAC
DIODE CO
IC 201
FD, TD, SD, MD
12
FOP UPD63712GC
13 42
TOP LIMIT
SPINDLE
ACT,MOTOR
MOTOR M DRIVER
HOME
16
SOP
15
SOM
17
LOADING/ CARRIAGE LCOM LOEJ
MOTOR M 18
LCOP LOEJ
22 LOEJ 29 LOE
5 17
9 CONT CONT 28
CONT 7 15 CON
IC 301
BA5996FP
DSCSNS DSCSNS 65
6 16 DSC
CLMP CLAMSW 27
11 11 CLA
Q991 VDD
CLAMP VD 1 21 VD 1 5
VD B.U
E 12EJ 8EJ DSCSNS
2 20
4
16
XSI
3.3V REGULATOR
IC652
3R3V 3 IC 701 1 TC7SET08FU
Q992
NJM2391DL1-33
VDCONT 41
VDC
F
14 DEH-5/XU/UC
1 2 3 4
5 6 7 8
A
CN352
CE2 55
TUNPCE2
REAR L CH
Q 352
CE1 56 TUNPCE1
11
TUNPDI
12
TUNPDO
13
TUNPCK B
Q453
61
LDET
76
SL
VDD REGULATOR
Q911
VDD B.U
VCK
VDT
SYS 8V REGULATOR
VST Q921 Q922
VCC B.U
CN901
SYSTEM
CONTROLLER SYSPW
BACKUP
B.U 16
IC 601 (1/2) Q923
FUSE
PE5331A
10A
16
C
BACK UP
15 15
GND
2
IN2_L
VST/ VCK/ VDT POWER AMP
ELECTRONIC VOLUME 23 FL-
7 7
FL-
10 14 21 FL+
3
IN3_L Frontout_L FL IC 302 5 5 FL+
IC 151 11 12 RL TDA7384 3 RL-
8 8
Rearout_L
PML010A 5 RL+
RL-
6 6
RL+
MUTE STBY
22 4
Q452 MUTE
SYSPW
ANTPW
Q931
TUN 3V asens ACC 14 14
1 ACC
4 IC 901
SYSTEM
TUN3V
BA033SFP 4
VCC
bsens
B.U D
64
CONTROLLER ASENS
IC 601(2/2) BSENS
63
PE5331A
49
ANTPW
29 LOEJ
B.REMOTE
28 43
CONT SYSPW 6 IC 551 1 B.REM
11 11
TPD1018F B.REM
65
DSCSNS
27
CLAMSW 48
MUTE
16
XSI
B KEYBOARD UNIT E
CN831 CN1801
41
VDCONT KEY CONTROLLER
LCD DRIVER
8 KYDT 20
KYDT 3 3 KYDT
9 DPDT
DPDT 4 4 18
DPDT LCD
RESET
60 1 IC 961
603 2
VDD
RESET
S-80834CNY
S-80834ANY
VDD