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PIONEER DV-525
Service Manual


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  • Contains Circuit Diagrams
  • Download
  • PDF Format
  • Complete manual
  • Language: English
Price: $4.99

Description of PIONEER DV-525 Service Manual

Complete service manual in digital format (PDF File). Service manuals usually contains circuit diagrams, printed circuit boards, repair tips, wiring diagrams, block diagrams and parts list. Service Manual ( sometimes called Repair Manual ) is used mainly by technicians.

If You just want to know how to use Your tv, video, mp3 player etc. You should look for Owner's Manual. After placing order we'll send You download instructions on Your email address.

The manual is available in languages: English

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Text excerpt from page 56 (click to view)
DV-525

7.1.2 TROUBLE SHOOTING
• No Power ON • FL is not turned ON • FL indication is unusual
START • Blow out fuse of the primary side • Blow out micro-fuse on the POWER SUPPLY Assy. (Check the each voltage.) (KU, KC : P202, P204, P205, P201) (Others : P611, P211, P711) • FL controller IC (IC101) on the FLKY Assy is damaged.

Power ON

Turn on the power again after 2 - 3 minutes. • Check the following connections : POWER SUPPLY Assy - DVDM Assy DVDM Assy - FLKY Assy FLKY Assy - PWSB Assy • Check each voltage (EV+5V, SW+5V, SW+3.3V, +6V and +12V) (If above voltage are not supplied, check the micro-fuse.)

Is FL turn on ? Yes

No

Is the indication of FL normal ? Yes

No

FL indication is dark or flickers.

• Short or open the zenner diode on the POWER SUPPLY Assy. (KU, KC : D207) (Others : D513) • Check the values of R110 - R120 on the FLKY Assy. Refer to the section "7.1.3 ERROR CODE".

Indicates the error message

• Blow out micro-fuse on the POWER SUPPLY Assy. (KU, KC : P201) (Others : P711)

Is tray open ? Yes

No

• Check the connection between PICKUP Assy and DVDM Assy. (14P flexible cable) • Check the +6V power supply voltage (above micro fuse).

Do the video and sound come on ? Yes

No

Check the connection between AVJB Assy and DVDM Assy.

Indicate the error message. OK

Refer to the section "7.1.3 ERROR CODE".

56

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