Self-Diagnosis Function And Service Modes; Optical Pickup Breakdown Diagnosis - Panasonic DVD-S325E Service Manual

9 SELF-DIAGNOSIS FUNCTION AND SERVICE MODES

9.1.

Optical Pickup Breakdown Diagnosis

The optical pickup self-diagnosis function has been included in this unit. When repairing, use the following procedure for effective
Self-diagnosis . Be sure to use the self-diagnosis function before replacing the TRV Unit when "NO DISC" is displayed. As a
guideline, you should replace the TRV Unit when the value of the laser drive current is more than 55.
Note:
Press the power button to turn on the power, and check the value within three minutes before the unit warms up. (Otherwise,
the result will be incorrect.)
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DVD-S325E / DVD-S325EG