Caution For Ac Mains Lead; Handling Precautions For Optical Pick-Up - Technics SL-DZ1200PP Service Manual

4. If the measurement is outside the specified limits, there is a
possibility of a shock hazard. The equipment should be repaired
and rechecked before it is returned to the customer.

2. Caution for AC Mains Lead

3. Handling Precautions for Optical pick-up

The laser diode in the optical pick-up may break down due to potential difference caused by
static electricity of clothes or human body.
So be careful of electrostatic breakdown during repair of the optical pick-up.
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