PIONEER AVH-P7550DVD/CN Service Manual

Cover page of PIONEER AVH-P7550DVD/CN Service Manual

Service Manual for PIONEER AVH-P7550DVD/CN, downloadable as a PDF file.

We also have owner's manual to this model.

Manual details

  • Immediate download after payment.
  • Delivered as a PDF file.
  • The manual has 146 pages
  • File size: 18.59 MB
  • Available language versions: English
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Sample pages

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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 2003
K-ZZU. JUNE 2003 Printed in Japan
ORDER NO.
CRT3105
7 INCH WIDE FULLY MOTORIZED LCD COLOR DISPLAY WITH 5 CHANNEL HIGH-POWER DVD/VCD/CD RECEIVER
AVH-P7550DVD
RC,RD
Service
Manual
AVH-P7550DVD/RC
NOTE:
- Manufactured under license from Dolby Laboratories. "Dolby" and the double-D symbol are trademarks of Dolby
Laboratories.
- Inverter for LCD back light becomes a high voltage.
For details, refer to "Important symbols for good services".
- This service manual should be used together with the following manual(s):
Model No.
Order No.
Mech. Module Remarks
AVH-P7550DVD
CRT3113
ADJUSTMENT, GENERAL INFORMATION AND OPERATIONS
/RC,RD
CX-3016
CRT3056
MS3
DVD Mech. Module:Circuit Description, Mech.Description, Disassembly
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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 2003
K-ZZU. JUNE 2003 Printed in Japan
ORDER NO.
CRT3105
7 INCH WIDE FULLY MOTORIZED LCD COLOR DISPLAY WITH 5 CHANNEL HIGH-POWER DVD/VCD/CD RECEIVER
AVH-P7550DVD
RC,RD
Service
Manual
AVH-P7550DVD/RC
NOTE:
- Manufactured under license from Dolby Laboratories. "Dolby" and the double-D symbol are trademarks of Dolby
Laboratories.
- Inverter for LCD back light becomes a high voltage.
For details, refer to "Important symbols for good services".
- This service manual should be used together with the following manual(s):
Model No.
Order No.
Mech. Module Remarks
AVH-P7550DVD
CRT3113
ADJUSTMENT, GENERAL INFORMATION AND OPERATIONS
/RC,RD
CX-3016
CRT3056
MS3
DVD Mech. Module:Circuit Description, Mech.Description, Disassembly
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AVH-P7550DVD/RC
SAFETY INFORMATION
- DVD Player Service Precautions
1. Before disassembling the unit, be sure to turn off the power. Unplugging and plugging the connectors during
power-on mode may damage the ICs inside the unit.
2. To protect the pickup unit from electrostatic discharge during servicing, take an appropriate treatment (shorting-sol-
der) by referring to " the DISASSEMBLY" on page 44 of CRT3113.
3. Please adjusting the skew after changing the pickup unit(see page 8 of CRT3113).
4. During disassembly, be sure to turn the power off since an internal IC might be destroyed when a connector is
plugged or unplugged.
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.
CAUTION
Danger of explosion if battery is incorrectly replaced.
Replaced only with the same or equivalent type.
Battery
Slide the tray out on the back of the
remote controller and insert the battery
with the (+) and (­) poles pointing in
the proper direction.
Note :
· Use a CR2025 (3V) lithium battery
only. Never use other types of battery
with this unit.
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[ 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:
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
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.
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.
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.
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.
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AVH-P7550DVD/RC
CONTENTS
SAFETY INFORMATION ......................................................................................2
1. SPECIFICATIONS..................................................................................................6
2. EXPLODED VIEWS AND PARTS LIST .................................................................8
2.1 PACKING.........................................................................................................8
2.2 EXTERIOR(1).................................................................................................10
2.3 EXTERIOR(2).................................................................................................12
2.4 EXTERIOR(3).................................................................................................14
2.5 TUNER SELECTOR ASSY ............................................................................16
2.6 DVD MECHANISM MODULE.......................................................................18
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM .............................................20
3.1 BLOCK DIAGRAM ........................................................................................20
3.2 OVERALL CONNECTION DIAGRAM...........................................................28
3.3 MOTHER PCB(SYSTEM)(GUIDE PAGE) .....................................................30
3.4 MOTHER PCB(GDC)(GUIDE PAGE).............................................................36
3.5 MOTHER PCB(DSP)(GUIDE PAGE) .............................................................42
3.6 MOTHER PCB(POWER SUPPLY)(GUIDE PAGE) ........................................48
3.7 RELAY PCB ...................................................................................................54
3.8 EXTENSION PCB..........................................................................................55
3.9 DVD CORE UNIT(MS3)(SODC)(GUIDE PAGE) ...........................................56
3.10 DVD CORE UNIT(MS3)(CPU)(GUIDE PAGE) ............................................62
3.11 COMPOUND UNIT(A) AND COMPOUND UNIT(B)..................................70
3.12 PU UNIT(REFERENCE)...............................................................................71
3.13 TUNER SELECTOR UNIT(GUIDE PAGE)...................................................72
3.14 MONITOR PCB,UPPER PCB AND SENSE PCB(GUIDE PAGE) ................78
3.15 INVERTER PCB ...........................................................................................84
3.16 PANEL PCB .................................................................................................85
3.17 GRILLE PCB ................................................................................................86
3.18 MAIN UNIT,SW UNIT AND VOLUME UNIT .............................................88
4. PCB CONNECTION DIAGRAM .............................................................................90
4.1 MOTHER PCB ...............................................................................................90
4.2 RELAY PCB AND EXTENSION PCB ............................................................94
4.3 DVD CORE UNIT(MS3) ................................................................................96
4.4 COMPOUND UNIT(A) AND COMPOUND UNIT(B)..................................100
4.5 TUNER SELECTOR UNIT ...........................................................................102
4.6 INVERTER PCB ...........................................................................................106
4.7 MONITOR PCB ...........................................................................................108
4.8 UPPER PCB .................................................................................................112
4.9 SENSE PCB.................................................................................................113
4.10 GRILLE PCB ..............................................................................................114
4.11 PANEL PCB ...............................................................................................115
4.12 MAIN UNIT ...............................................................................................116
4.13 SW UNIT AND VOLUME UNIT................................................................118
5. ELECTRICAL PARTS LIST ...................................................................................119
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