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Epson AcuLaser CX11 Service Manual

Epson AcuLaser CX11
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EPSON AcuLaser CX11/CX11F Revision B
TROUBLESHOOTING Overview 130
3.1.3 Precautions in Performing Troubleshooting Work
1. Be sure to unplug the POWER CORD before starting troubleshooting work except
when turning power ON is needed.
2. If you perform work with the power turned ON, covers removed, and the interlock
and safety switches turned ON, be sure to disconnect the ROS ASSY connector (P/
J601), except when its connection is required.
3. If you perform work with the power turned ON, covers removed, and the interlock
and safety switches turned ON, be careful of a high voltage from HVPS.
4. When touching any hot surfaces, take care not to burn yourself.
5. Wear a wrist strap to discharge static electricity from your body.
6. When replacing the PWBA MCU in accordance with the FIP, be sure to perform
“MCU DATA Backup” and “MCU DATA Restore” operations to maintain the set
of information specific to the subject engine.
W A R N I N G
Never touch any live parts unnecessarily when the power is on.
The power switch/inlet part of the LVPS is alive even when the
power switch is turned OFF. Take care not to touch any live parts.
W A R N I N G
If you perform work with the power turned ON, covers removed,
and the interlock and safety switches turned ON, there is a danger
of the laser beam being emitted from ROS ASSY. Be sure to
disconnect the ROS ASSY connector (P/J601), except when its
connection is required.
W A R N I N G
If you perform work with the power turned ON, covers removed,
and the interlock and safety switches turned ON, never touch
HVPS and any other high voltage output part as a high voltage may
be output from HVPS.
C A U T I O N
Refer to 4.2.11.5 PWBA MCU” (p432) for all the details about the
PWBA MCU replacement.
C A U T I O N
Extra caution is required when performing work with the scanner
or the ADF opened, as the product becomes unstable and may easily
fall over.
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Epson AcuLaser CX11 Specifications

General IconGeneral
BrandEpson
ModelAcuLaser CX11
CategoryAll in One Printer
LanguageEnglish

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