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6 Precaution of Laser Diode
CAUTION :
This product utilizers a class 1 laser. Invisible laser radiation is emitted from the optical pick up lens.
When the unit is turned on:
Wavelength : 658nm/780nm
Maximum output radiation power from pick up : 100µW/VDE
Laser radiation from pick up unit is safety level, but be sure the followings:
1. Do not disassemble the optical pick up unit, since radiation from exposed laser diode is dangerous.
2. Do not adjust the variable resistor on the pick up unit. It was already adjusted.
3. Do not look at the focus lens using optical instruments.
4. Recommend not to look at pick up lens for a long time.
7 About Lead Free Solder (PbF)
Distinction of PbF PCB: PCBs (manufactured) using lead free solder will have a PbF stamp on the PCB.
Caution:
·
Pb free solder has a higher melting point than standard solder; Typically the melting point is 50 - 70°F (30 - 40°C) higher.
Please use a high temperature soldering iron. In case of the soldering iron with temperature control, please set it to 700 ±
20°F (370 ± 10°C).
·
Pb free solder will tend to splash when heated too high (about 1100°F/ 600°C).
When soldering or unsoldering, please completely remove all of the solder on the pins or solder area, and be sure to heat the
soldering points with the Pb free solder until it melts enough.
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SA-HT880GC / SA-HT880GCS / SA-HT880GS
Summary of Contents for SA-HT880GC
Page 16: ...10 Caution for AC Cord 16 SA HT880GC SA HT880GCS SA HT880GS ...
Page 20: ...12 2 Main Components and P C B Locations 20 SA HT880GC SA HT880GCS SA HT880GS ...
Page 36: ...36 SA HT880GC SA HT880GCS SA HT880GS ...
Page 54: ...SA HT880GC SA HT880GCS SA HT880GS 54 ...
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Page 68: ...SA HT880GC SA HT880GCS SA HT880GS 68 ...
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