General Disassemble 8
158 Agilent U1602B/U1604B User’s and Service Guide
Mechanical Disassemble
Follow the instructions in this section for instrument’s diassemble process.
SHOCK HAZARD. Only service-trained personnel who are aware of the hazards
involved should remove the instrument covers. To avoid electrical shock and
personal injury, make sure to disconnect the power cord from the instrument before
removing the covers. Some circuits are active and have power applied even when
the power switch is turned off. Wait at least three minutes for the capacitors in the
instrument to discharge before you begin diassemble.
AVOID DAMAGE TO ELECTRONIC COMPONENTS
ELECTROSTATIC DISCHARGE (ESD) can damage electronic components. When doing
any of the procedures in this chapter, use proper ESD precautions. As a minimum, you
should place the instrument on a properly grounded ESD mat and wear a properly
grounded ESD strap.
After diassemble the instrument, calibration adjustment must be performed to
insure the accuracy of the meter and scope measurement. Only service-trained
personnel is authorized to perform calibration adjustment to the instrument. Send
the instrument to the nearest Agilent Technologies service center for calibration
adjustment.
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