Eiki EIP-3500, Service Manual, Page: 36 / 84

36
EIP-3500
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
NO
ABNORMAL
YES
YES
Checking the power unit
Is each connector of the power unit
fully inserted?
Securely insert the connectors.
Is the lamp door closed completely?
Fix the lamp door with screws.
Is the bimetal broken?
Replace the bimetal switch or restore
by pressing the red button.
Is AC voltage applied to both AC input
ends of DB701?
Replace F701. If other parts are
damaged, replace them.
Is DC voltage of approx. 6.25V output
to both ends of C726?
Check D707 and the peripheral circuits
of IC702 on the primary side. If
defective, replace them.
Is DC voltage of approx. 370V output to
the cathode of D701?
Replace the subunit or check the
primary side circuit.
Replace defective parts if any.
Replace the ballast power supply.
Is the specified voltage output to each
output terminal of EA701?
Check the secondary-side circuits of
T701. If defective, replace them.
Check the PWB circuits on each output
side.