Panasonic SA-VK660EE / SC-VK660EE Service Manual ▷ View online
9.2.7. DVD/CD Mechanism changer unit ageing test mode
Below is the process flow chart of ageing for the DVD/CD Mechanism changer unit. (CRS1D)
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9.3. Optical Pick-up Breakdown Diagnosis
This unit is equipped with the optical pickup self-diagnosis function and the tilt adjustment check function. Follow the procedure
described below during repair in order to perform self-diagnosis and tilt adjustment effectively. Especially when “NO DISC” is
displayed, be sure to apply the self-diagnosis function before replacing with an optical pickup. Replacement of optical pickup
generally requires when the present value of laser drive exceeds 23 (DVD) or 34 (CD).
described below during repair in order to perform self-diagnosis and tilt adjustment effectively. Especially when “NO DISC” is
displayed, be sure to apply the self-diagnosis function before replacing with an optical pickup. Replacement of optical pickup
generally requires when the present value of laser drive exceeds 23 (DVD) or 34 (CD).
Note:
Start diagnosis within three minutes after turning on the power (as diagnosis fails when the unit becomes warm).
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