EB-E01 series Disassembly and Assembly INTERNAL USE ONLY
SEIKO EPSON 142 Revision A
3.5.1 Safety Check after Servicing
To maintain the safeness of the projector whose safety devices are replaced or
which is disassembled and reassembled, make sure to carry out the safety
check following the instructions in this section after performing repair work.
SAFETY DEVICE/FUNCTIONS ARE:
The parts that become unsafe if their specifications or functions are
nonconforming.
The parts that require attention to the safety precautions of the customer.
The parts that are designated by the public safety regulations or the like.
UNSAFE STATE:
“Unsafe state” is the state of a part that may cause or contain the risk of the
following:• Personal injuries• Damages to the property• Abnormal heat
generation• Smoking• Fire• Explosion• Damage to the part to be installed•
Disturbance to/from the peripheral device (EMC disturbance)• Chemical
substances regulated by the law
THE SAFETY CONTROL POINTS ARE:
The processes that Safety Devices/Functions are manufactured, or checked.
The processes that require the management to maintain the workers' safety.
SAFETY DEVICES/FUNCTIONS OF THIS PRODUCT
PS Ballast Assy (p122)
Filter Boards (p135)
Caution Label Sheet (p93)
TEST ITEMS
Insulation resistance test
Ground continuity check
Illumination check
PROCEDURE
Carry out the check in the order given below.
Repair is complete.
(Parts replacement, reassembly)
Insulation resistance test
Basic operation check
Ground continuity check
Safety Check
Finish
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