Epson Stylus Pro XL Service Manual Page 97

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  • TROUBLESHOOTING
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5.2.1 Printer does not operate at power on.
START
END
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
Is the AC
input voltage
correct?
Use the correct
input voltage.
Has fuse
(F1) on the C137
PSB/PSE
blown?
Replace the fuse
and disconnect
CN5 on the C162
MAIN board.
Check the output
voltage of the C137
PSB/PSE at CN2.
Does the
fuse blow again
at power on?
Is the output
voltage correct?
Replace the C162
MAIN board.
Replace the
C137 PSB/PSE
board
Is the problem
corrected
Check motors and drivers.
Refer to the section describing
repair of the printer mechanism.
Troubleshooting Stylus Pro XL
5-4 Rev. -A
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