Safety Notice - Hitachi PDV-1021S Service Manual

SAFETY NOTICE

LASER BEAM CAUTION LABEL
When the power supply is being turned on, please don't remove this laser cautions label. If it removes, radiation of laser
may be received.
PREPARATION OF SERVICING
Pickup Head consists of a laser diode that is very susceptible to external static electrocity.
When replacing, please use a conductive mat, soldering iron with ground to protect the laser from damaged
by static electricity.
Please apply the same procedure when repair IC.
Soldering iron
with ground wire
or ceramic type
Ground conductive
wrist strap for body.
Conductive mat
1M
The ground resistance
between the ground line
and the ground is less than 1M
2