Service manual

FrameMaker Ver.5.5(PC) EP1054/EP1085/EP2030 TROUBLESHOOTING
98.05.15
T- 6 3
(9) E1, E2
Symbol Name
UN3
F4
PWB-A
ATDC Sensor
I/U Fuse
Master Board
Code Step Check Item Result Action
E1
1
Is the seal peeled off the open-
ing or starter been fully
charged?
NO
Peel off the seal and turn the
Power Switch OFF, then ON.
2
Is the voltage across PJ10A-3
on PWB-A and GND in the
range between DC0.5V and
DC4.5V after the Start Key has
been turned ON?
YES Replace PWB-A.
NO
Replace the ATDC Sensor.
E2 3
Is the voltage across PJ10A-6
on PWB-A and GND 0V?
YES Replace PWB-A.
NO Replace F4 or PWB-A.
1174C23TAC