Pioneer AVIC-88DVD Service Manual

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

PIONEER CORPORATION 2004

ORDER NO.

CRT3248

DVD NAVIGATION UNIT

AVIC-88D VD

This service manual should be used together with the manual(s) listed below. For the
parts numbers, adjustments, etc. which are not shown in this manual, refer to the follow­ing manual(s).

Model No. Order No. Mech.Module Remarks

AVIC-90DVD/UC CRT2890
CX-954 CRT2670 MS2 DVD Mech. Module : Circuit Description, Mech. Description, Disassembly

/UC

For details, refer to "Important symbols for good services".

K-ZZA. JUNE 2004 printed in Japan

1234

[ Important symbols for good services ]

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:

A

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

B

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
prescribed grease or glue to proper portions by the appropriate amount.For replacement parts or tools, the prescribed
ones should be used.

C

D

E

F

2

1234

AVIC-88DVD/UC

5678

EXPLODED VIEWS AND PARTS LIST

PACKING(Page 6)

-

PACKING SECTION PARTS LIST

Mark No. Description AVIC-90DVD/UC AVIC-88DVD/UC

1-1 Owner’s Manual CRB1798 CRB1975
1-2 Owner’s Manual/PA/FRE CRB1783 CRB1977(Owner’s Manual/POC/FRE)
1-3 Owner’s Manual CRB1796 CRB1974
1-4 Owner’s Manual/PA/FRE CRB1797 CRB1976(Owner’s Manual/POC/FRE)
1-5 Installation Manual CRD3650 Not used

1-6 Owner’s Manual CRD3661 CRD3914(Installation Manual)

2 Cord Assy CDE7062 CDE7725
3 Accessory Assy CEA2913 CEA4467
8 Accessory Assy CEA2536 CEA4299(Connector Assy)
9 Polyethylene Bag CEG1011 * E36-615

10 Battery CEX1021 Not used
12 Sheet CNM6370 Not used
13 Holder CNS5606 Not used
17 Screw Assy CEA2896 CEA4465
19 Screw CMZ50P060FMC CMZ50P060FTC

* : Non spare part

A

B

23 Carton CHG4738 CHG5266
25 Contain Box CHL4738 CHL5266
31 Remote Control Assy CXB9118 Not used
34 DVD-ROM CPJ1143 CPJ1161
35 Screw Assy CEA2938 CEA4466

36 Screw(M6x16) CBA1295 CBA1795

* 37 Polyethylene Bag E36-613 CNM4338(Polyethylene Sheet)

38 Remote Control Assy Not used CXC3646

38

C

D

E

56

AVIC-88DVD/UC

F

7

8

3

1234

EXTERIOR(Page 12)

-

EXTERIOR SECTION PARTS LIST

Mark No. Description AVIC-90DVD/UC AVIC-88DVD/UC

A

1 Screw BMZ20P025FMC BMZ20P025FTC

2 Screw BMZ26P040FMC BMZ26P040FTC
23 CC Unit CWM8391 CWM9059
36 Screw IMS26P030FMC IMS26P030FTC
37 Main Unit CWM8484 CWM9642

73 GPS Unit CWX2591 CWX2925
79 Screw BPZ20P050FMC BPZ20P050FTC

B

83 Grille Assy CXB9890 CXC3631(Grille Unit)
90 Door Unit CXB7566 CXC3674
91 DVD Mechanism Module(MS2) CXK6160 CXK6121

96 Cord Assy CDE7062 CDE7725

103 Grille Unit GXX1229 GXX1246
104 Door Unit GXX1223 GXX1247

C

D

REMOTE CONTROL ASSY(Page 16)

-

REMOTE CONTROL ASSY SECTION PARTS LIST

Mark No. Description AVIC-90DVD/UC AVIC-88DVD/UC

E

1 Remote Control Assy CXB9118 Not used

2 Cover CZN5432 Not used

3 Scroll Stick CZA5047 Not used

4 3D View Stick CZA5085 Not used

5 Cover Not used CZN5497

F

5

4

1234

AVIC-88DVD/UC

5678

ELECTRICAL PARTS LIST(Page 110)

MAIN UNIT

Circuit Symbol and No. AVIC-90DVD/UC AVIC-88DVD/UC

IC571 IC S-81250SGUP S-812C50AUA-C3E
IC631 IC S-8423AFS S-8424AABFT
D1841 Diode MA110 MA111
FU1801 Fuse 2A CEK1190 CEK1257
FU1802, 1804 Fuse 4A CEK1199 CEK1260

FU1850, 3251 Fuse 1A CEK1191 CEK1254
GY572 Sensor CSX1052 CSX1050
R607 RS1/16S104J Not used
R608 Not used RS1/16S104J

Page 31 7-B

A

B

C

CC UNIT

Circuit Symbol and No. AVIC-90DVD/UC AVIC-88DVD/UC

IC110 IC PD6403B PD6444B
IC111 IC PD6404B PD6445B
FU801 Fuse 4A CEK1199 CEK1260
FU802, 803 Fuse 2.5A CEK1209 CEK1258

GPS UNIT

Circuit Symbol and No. AVIC-90DVD/UC AVIC-88DVD/UC

IC502 IC PD6362B PD6452A

ADJUSTMENT

USING THE TEST DISC(Page 166)

AVIC-90DVD/UC AVIC-88DVD/UC

TEST DISC GGV1059(CNDK-LT0102) GGV1132(S-57364)

D

E

F

56

AVIC-88DVD/UC

7

8

5

N

1234

EXPLODED VIEWS AND PARTS LIST

OTES : • Parts marked by " * " are generally unavailable because they are not in our Master Spare Parts List.

A

• Screw adjacent to mark on the product are used for disassembly.

• For the applying amount of lobricants or glue, follow the instructions in this manual.
(In the case of no amount instructions,apply as you think it appropriate.)

"

DVD MECHANISM MODULE

B

C

D

E

F

G

F

6

1234

AVIC-88DVD/UC

5678

DVD MECHANISM MODULE SECTION PARTS LIST

Mark No. Description Part No.

1 DVD Core Unit R CWX2576
2 Terminal(CN1703) CKF1065
3 Terminal(CN1705) CKF1065
4 Connector(CN1401) CKS4052
5 Connector(CN1100) CKS3749

6 Connector(CN1701) CKS4052
7 Connector(CN1700) CKS4374
8 Connector(CN1300) CKS4507
9 Screw(M2x3) CBA1486

10 Screw CBA1535

11 Screw(M2x2.2) CBA1547
12 Screw(M2x2.2) CBA1548
13 Screw(M1.4x2) CBA1549
14 Damper CNV6927
15 Washer CBF1038

16 Spring CBH2394
17 Spring CBH2395
18 Spring CBH2396
19 Spring CBH2397
20 Spring CBH2622

21 Spring CBH2399
22 Spring CBH2400
23 Spring CBH2401
24 Spring CBH2402
25 Spring CBH2403

26 Spring CBH2404
27 Spring CBH2405
28 Spring CBH2406
29 Spring CBH2407
30 Spring CBH2408

31 Spring CBH2410
32 Spring CBH2411
33 Spring CBH2413
34 Spring CBH2414
35 Spring CBL1499

36 Spring CBL1500
37 Sheet CNM7590
38 Pickup Unit(DP4)(Service) CXX1530
39 Shaft CLA3878
40 Shaft CLA3879

41 Shaft CLA3881
42 Lever CNC8988
43 Bracket CNC8992
44 Arm CNC8994
45 Sheet CNM8149

46 Sheet CNM6884
47 PCB CNP5971
48 Ball CNR1189
49 Guide CNV6352
50 Guide CNV6353

51 Guide CNV6354
52 Guide CNV6355
53 Guide CNV6356
54 Clamper CNV6357

No. Description Part No.

Mark

55 Arm CNV6358

56 Gear CNV6361
57 Gear CNV6362

58-61 •••••

62 Rack CNV6367
63 Damper CNV6368

64 Arm CNV6369
65 Arm CNV6370
66 Gear CNV6372
67 Holder CNV6374
68 Rack CNV6376

69 Arm CNV6377
70 Arm CNV6378
71 Arm CNV6379
72 Gear Unit CXB5959
73 Holder CNV6383

74 Guide CNV6384
75 Holder CNV6385
76 Lever Unit CXB5943
77 Holder Unit CXB5944
78 •••••

79 Frame Unit CXB5948
80 Frame Unit CXB5949
81 Arm Unit CXB5950
82 Arm Unit CXB5951
83 Arm Unit CXB5952

84 Chassis Unit CXB5953
85 Arm Unit CXB5954
86 Motor Unit(CRG)(M2) CXC4218
87 Screw Unit CXB5957
88 Roller Unit CXB5958

89 Washer CBF1060
90 Spring CBH2170
91 Roller CNV6068
92 Holder CNV6210
93 Washer YE20FTC

94 Motor Unit(LOAD)(M1) CXC1187
95 Motor Unit(SPDL)(M3) CXB6218
96 Washer YE15FTC
97 Screw IMS20P030FTC

* 98 Shaft CLA3877

* 99 Gear CNV6359
* 100 Caller CNV6382
* 101 Arm Unit CXB5945

102 •••••
103 Washer CBF1087

104 Roller CNV6928
105 Shaft CLA4180
106 Shaft CLA4181

107,108•••••

109 Screw (M2x3.5) CBA1560

110 Screw (M2x2.2) CBA1419

A

B

C

D

E

F

56

AVIC-88DVD/UC

7

8

7

1234

BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

BLOCK DIAGRAM

EMPH

33

XRESET

16

CN3251

A

22

20

AMUTE

TMODE

21

EJSNS

CN1700

VD5

A

CN1401

E

37

AOUT0

CN1701

26

DISCDET

CN2

VCC27

2

4

B

4

IC 1804

BA00BC0WFP

1

1

2

IC 1802

BA033SFP

1

VCC33

4

4

IC 1801

BA05SFP

2

VD63 VCC5

CTS,DTR,RXPC,TXPC,VPP,SICOMN,SOCOMN,SCKCOMN

IC 1705

TC7SH32FU

C

X1500

33MHz

59

100

101

XWR

ODC

IC 1400

MNZS25BDAUB

D

97

59

114

XWR

EMPH

XRESET

DISCDET

X2ENV

66

5MHz

X1700

X2 X1

62 63 78 105

TILT1

ADSC

IC 1101

NJM2904M

57

IC 1200

MN677061ZYUB

FBAL

TBAL,

GBAL,

94

CD/DVD

23

A0-17,D0-15

25

TMODE

CPU

IC 1700

TILT2

36

IC 1703

TC7SH04FU

243

88

AMUTE

PE5324C

TILT3

33

718379

Q1700

74

107

XCSSRAM

AVRE F

EJSNS

ADENA

116

VCONTA

DSCSNS

117

VCONTB

XUWR

S1301

6

SRAM

IC 1701

M5M5V216ATP-70HI

17

96

CLAMP SW

FLASH MEMORY

2

11

IC 1702

PD6378D

1

IC 1704

TC7SH08FU

4

FEP

IC 1100

4

AN8702FH

LPC02

Q1107

Q1105

E

LPC01 RFENV

241

12cm detect SW

10

IC 1300

BA5985FM

DRIVER BLOCK

9

S1303

S1304

8cm detect SW

LOP

LOM

S1302

L/E ON/OFF SW

DVD CORE UNIT R

Q1109

Q1110

Q1104

Q1108

F

G

65LD

CN1100

F

8

Q1102

27

PICKUP

UNIT

A,B1-4,C,RF+,RF-

(DP4)

(SERVICE)

LCDSG1

78LD

30

VSHF

28

1234

Q1111

LCDSG2

6

LCDSG3

7

EC,CONT

FOP,FOM,TOP,TOM

CN1300

8

M

MOTOR

SPINDLE

AVIC-88DVD/UC

COP,COM

M

MOTOR

CARRIAGE

M

MOTOR

LOADING

5678

A

B

C

D

E

56

AVIC-88DVD/UC

F

7

8

9

1234

DVD MECHANISM MODULE(1/2)(GUIDE PAGE)

Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or
"ELECTRICAL PARTS LIST".

A

Large size

A-b

A-b

SCH diagram

Guide page

Detailed page

G

DVD CORE UNIT R(FRONT END)

F

1/2

A-a A-b

A-a

A-a

B

GF-a

RF SIGNAL

F

FOCUS SERVO LINE

T

TRACKING SERVO LINE

C

CARRIAGE SERVO LINE

S

SPINDLE SERVO LINE

CLK

CLOCK LINE

1/2

SERVO-CPU I/F

G

F

2/2

RF AMP BLOCK

2.2V

C

1.65V

PICKUP UNIT(DP4)(SERVICE)

T

F

5.0V

POWER SUPPLY

T

2

5.0V

3.3V

8

2.2V

1.65V

F

3

0

SERVO CONTROLLER BLOCK

D

S

G

F

2/2

8.0V

DISC DETECT SWITCH

T

F

POWER SUPPLY

3.3V

2.7V

MN677061ZYUB

E

F

T

M2

M

SPINDLE

MOTOR

CXC4218

M3

M

CARRIAGE

MOTOR

CXB5955

S

C

S

F

G

F

1/2

10

1234

9

C

S

S

T

C

POWER SUPPLY

8.0V

C

DRIVER BLOCK

M1

M

LOADING

MOTOR

CXC1187

F

AVIC-88DVD/UC

4

F
T

7

6

T
F

1

F

T

S

T

T

C

F

F

7

5678

A

GF-b

1/2

SERVO-CPU I/F

G

F

2/2

G

F

2/2

OPTICAL DISC CONTROLLER BLOCK

ODC-CPU I/F

G

F

2/2

B

5

POWER SUPPLY

3.3V

2.7V

MNZS25BDAUB

I/F

SYSTEM

CONTROLLER

SYSTEM CONTROLLER I/F

CLK

CLK

C

R1442 220

R1443 220

ROLLER BLOCK

WER SUPPLY

3.3V

2.7V

CLK

C

S

CLK

CLK

ATAPI I/F

D

1/6 CN2

7061ZYUB

E

E

C

S

56

AVIC-88DVD/UC

F

G

F

1/2

7

8

11