Diagnostic information 2-1
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2. Diagnostic information
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WARNING: When operating the driving units using the diagnostics or other tools, be sure to keep them covered
unless otherwise specified.
WARNING: When operating the driving units using the diagnostics or other tools, never touch the driving units.
When operating the driving units using diagnostics or other tools, be sure to follow the procedures in this
manual.
WARNING: Servicers should wear a wrist band or the like to remove static electricity from their body, grounding
their body while working. Go to “Handling ESD-sensitive parts” on page 4-1.
Note: There may be printer error messages that are not contained in this service manual. Call your next level
support for assistance.
CAUTION:
Unplug the power cord from the electrical outlet before you connect or disconnect any cable or
electronic board or assembly.
CAUTION:
If the printer is kept on, never touch the conductive parts if not specifically required. The power
switch and inlet of the low voltage power supply card (LVPS card) assembly is live even while
the power supply is cut off. Never touch the live parts.
CAUTION:
Be careful to avoid burns by safely handling hot parts.
CAUTION
The printer weight is greater than 18kg (40 lbs) and requires two or more trained personnel to
lift it safely. Use the hand holds on the side of the printer. Make sure your fingers are not
under the printer when you lift or set the printer down.
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