Sony VGN-TZ170N - Manuel (Page 6)

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Safety labels affixed to computers
To change the backup battery, please contact your nearest Sony
Service Center.
Caution—The use of optical instruments with this product will
increase eye hazard. As the laser beam used in this product is
harmful to eyes, do not attempt to disassemble the drive cabinet.
Refer servicing to qualified personnel only.
For this optical equipment: Caution—Class 3B visible and invisible
laser radiation when open. Avoid exposure to the beam.
Caution—For ADSL and V.90 modem models; to reduce the risk of
fire, use only No. 26AWG or larger telecommunication line cord.
The equipment is classified as a CLASS 1 LASER PRODUCT and
complies with the Laser Product Safety Standard IEC/EN 60825-1.
Repair and maintenance only by authorized Sony technicians.
Improper repairs can create a safety hazard.
Caution: Use of controls or adjustments or performance of
procedures other than those specified herein may result in
hazardous radiation exposure.
Located near the model number on
the back of the computer
Located inside the battery compartment