Sony cdx 555 rf service manual

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3 CDX-555RF/555XRF SECTION 1 SERVICING NOTES NOTES ON HANDLING THE OPTICAL PICK- UP BLOCK OR BASE UNIT T he laser diode in the optical pick-up block may suffer electro- static breakdown because of the potential difference generated by the charged electrostatic load, etc. on clothing and the human body. During repair, pay attention to electrostatic breakdown and also use the procedure in the printed matter which is included in the repair parts. T he flexible board is easily damaged and should be handled with care. NOTES ON LASER DIODE EMISSION CHECK The laser beam on this model is concentrated so as to be focused on the disc reflective surface by the objective lens in the optical pick-up block. Therefore, when checking the laser diode emis- sion, observe from more than 30 cm away from the objective lens. TEST DISC T his set can playback a CD-R, CD-RW for audio use. W hen test this set, use the following test disc. T est disc for CD-R: TCD-R082LMT (Part No.: J-2502-063-1) DISC MAGAZINE GETTING OUT PROCEDURE ON THE POWER SUPPLY IS OFF Remove the CASE (LOWER. T) beforehand 1) Press the lever (ML.S) assy in the direction of arrow A. 2) Removal the magazine assy. Note: Ta ke out the magazine only when the tray is completely within the magazine. If the disk or tray is sticking out, turn on the power and eject the magazine. Lever (ML.S) Magazine assy A Notes on CD-R/CD-RW discs Y ou can play CD-Rs (recordable CDs) designed for audio use on this unit. Look for this mark to distinguish CD-Rs for audio use. This mark denotes that a disc is not for audio use. Some CD-Rs (depending on the equipment used for its recording or the condition of the disc) may not play on this unit. Y ou cannot play a CD-R that is not finalized *. Y ou cannot play CD-RWs (rewritable CDs). * A process necessary for a recorded CD-R disc to be played on the audio CD player. power supply cord (J-2502-058-2) compact disc changer RF output cord (J-2502-058-1) wired remote commander JIG ON REPAIRING When repairing this set, connect the jig (cord) for RF output ex- tract (Part No. J-2502-058-1) and power supply (Part No. J-2502- 058-2) as the figure shown below. V er 1.1