Printer Does Not Operate At Power On - Epson Stylus 1500 Service Manual

Stylus 1500 Service Manual

5.2.1 Printer does not operate at power on

START
Is the AC
input voltage
correct ?
YES
Has fuse
F1 on the C172
P SB /PS E
blown ?
NO
Check the output
voltage of the C172
PSB/PSE at CN2.
Is the output
voltage correct ?
YES
Check motors and drivers.
Refer to the section describing
repair of the printer mechanism.
Replace any bad parts. (If a
motor and driver are bad, replace
both at the same time.)
Is the problem
corrected ?
YES
END
Rev.A
NO Use the correct
input voltage.
Replace the fuse
and disconnect
YES
CN2 on the C172
PSB/PSE board.
NO
NO
Replace the main board.
Figure 5-2. Flowchart — 1
Troubleshooting
Does the
NO
fuse blow again
at power on ?
YES
Replace the
C172 PSB/PSE
board.
5-5