For details, refer to "Important Check Points for Good Servicing".
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 2006
K-ZZW.OCT. 2006 Printed in Japan
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SAFETY INFORMATION
This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourself
Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repai
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Safety Precautions for those who Service this Unit
hen checking or adjusting the emitting power of the laser diode exercise caution in order to get safe, reliabl
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1. During repair or tests, minimum distance of 13 cm from the focus lens must be kept
2. During repair or tests, do not view laser beam for 10 seconds or longe
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LASS 1 LASER PRODUCT
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CLASS 1
LASER PRODUCT
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Specifications of Laser Diod
Specifications of laser radiation fields to which human access is possible during service
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- Service Precautions
1. 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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2. Be careful in handling ICs. Some ICs such as MOS type are so fragile that they can be damaged by electrostatic
induction.
CD MECHANISM MODULE section precaution
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
(short pin) by referring to "the DISASSEMBLY".
3. After replacing the pickup unit, be sure to check the grating.
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[Important Check Points for Good Servicing]
In this manual, procedures that must be performed during repairs are marked with the below symbol.
Please be sure to confirm and follow these procedures.
1. Product safety
Please conform to product regulations (such as safety and radiation regulations), and maintain a safe servicing environment by
following the safety instructions described in this manual.
1 Use specified parts for repair.
Use genuine parts. Be sure to use important parts for safety.
2 Do not perform modifications without proper instructions.
Please follow the specified safety methods when modification(addition/change of parts) is required due to interferences such as
radio/TV interference and foreign noise.
3 Make sure the soldering of repaired locations is properly performed.
When you solder while repairing, please be sure that there are no cold solder and other debris.
Soldering should be finished with the proper quantity. (Refer to the example)
4 Make sure the screws are tightly fastened.
Please be sure that all screws are fastened, and that there are no loose screws.
5 Make sure each connectors are correctly inserted.
Please be sure that all connectors are inserted, and that there are no imperfect insertion.
6 Make sure the wiring cables are set to their original state.
Please replace the wiring and cables to the original state after repairs.
In addition, be sure that there are no pinched wires, etc.
7 Make sure screws and soldering scraps do not remain inside the product.
Please check that neither solder debris nor screws remain inside the product.
8 There should be no semi-broken wires, scratches, melting, etc. on the coating of the power cord.
Damaged power cords may lead to fire accidents, so please be sure that there are no damages.
If you find a damaged power cord, please exchange it with a suitable one.
9 There should be no spark traces or similar marks on the power plug.
When spark traces or similar marks are found on the power supply plug, please check the connection and advise on secure
connections and suitable usage. Please exchange the power cord if necessary.
0 Safe environment should be secured during servicing.
When you perform repairs, please pay attention to static electricity, furniture, household articles, etc. in order to prevent injuries.
Please pay attention to your surroundings and repair safely.
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2. Adjustments
To keep the original performance of the products, optimum adjustments and confirmation of characteristics within specification.
Adjustments should be performed in accordance with the procedures/instructions described in this manual.
3. Lubricants, Glues, and Replacement parts
Use grease and adhesives that are equal to the specified substance.
Make sure the proper amount is applied.
4. Cleaning
For parts that require cleaning, such as optical pickups, tape deck heads, lenses and mirrors used in projection monitors, proper
cleaning should be performed to restore their performances.
5. Shipping mode and Shipping screws
To protect products from damages or failures during transit, the shipping mode should be set or the shipping screws should be
installed before shipment. Please be sure to follow this method especially if it is specified in this manual.
4.1 AUDIO CONTROL PCB........................................................................................................................... 30
4.2 CD CORE UNIT ....................................................................................................................................... 34
4.3 MASTER CLOCK UNIT ...........................................................................................................................36
4.5 OPT PCB AND SWITCH PCB ................................................................................................................. 40
5. ELECTRICAL PARTS LIST ............................................................................................................................ 41
6.2 CD ADJUSTMENT................................................................................................................................... 52
6.3 CHECKING THE GRATING AFTER CHANGING THE PICKUP UNIT .................................................... 54
6.5 SYSTEM MICROCOMPUTER TEST PROGRAM ...................................................................................59
7. GENERAL INFORMATION ............................................................................................................................. 60
7.1.2 CONNECTOR FUNCTION DESCRIPTION.......................................................................................... 65
7.2 IC ............................................................................................................................................................. 66
Output ................................. typ; 12 nw/sr per Infrared LED
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2. EXPLODED VIEWS AND PARTS LIST
OTES : • Parts marked by " * " are generally unavailable because they are not in our Master Spare Parts List.
• The > mark found on some component parts indicates the importance of the safety factor of the part.
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Therefore, when replacing, be sure to use parts of identical designation.
• Screw 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.)
Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or
"ELECTRICAL PARTS LIST".
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Large size
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SCH diagram
Guide page
CN701
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A-a
A-a
A-a
C
CN301
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Detailed page
A-a
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FM(100%): -7.8dBs
IP-BUS
(MCD, MDVD):-+2.2dBs
AM(30%):-17.8dBs
IP-BUS: -1.8dBs
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AM(30%):-30dBs
FM(100%):-20dBs
CWE2027
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MAIN ANTENNA
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CN1881
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F
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M10
AUTOMATIC
FLAP MOTOR
CXC2489
OPEN
CLOSE
S952
CSN1022
S951
CSN1012
SWITCH PCB
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AF
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A-b
OPT PCB
B
AUDIO CONTROL PCB
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AUDIO CONTROL UNIT
Consists of
AUDIO CONTROL PCB
OPT PCB
CN1501
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CN1551
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>
CEK1001
4A
BACKUP
ILL
GND
ACC
MUTE
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B.REM
C
D
PCB
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CN1881
NOTE :
Symbol indicates a resistor.
No differentiation is made between chip resistors and
discrete resistors.
Symbol indicates a capacitor.
No differentiation is made between chip capacitors and
discrete capacitors.
Decimal points for resistor
and capacitor fixed values
are expressed as :
2.2 2R2
0.022 R022
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>
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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.
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AB
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CN1501
D
AUDIO CONTROL UNIT
Consists of
AUDIO CONTROL PCB
B
OPT PCB
CN1551
D
C
AUDIO CONTROL PCB
A
A-a A-b
D
E
OPT PCB
B
F
A-b
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>
BACKUP
4A
CEK1001
ILL
GND
ACC
MUTE
B.REM
A
B
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.
←
←
>
Decimal points for resistor
and capacitor fixed values
are expressed as :
2.2 2R2
0.022 R022
C
>
A-a A-b
D
Symbol indicates a resistor.
No differentiation is made between chip resistors and
discrete resistors.
Symbol indicates a capacitor.
No differentiation is made between chip capacitors and