Olivetti PG L2555 Service Manual page 84

Code Contents
4200 BD steady-state error
When the value of Register
BDSET is 1 after setting Reg-
ister BDSET as one and pass-
ing by BD1 cycle.
5100 Chager current error
When the current value mea-
sured at the time of potential
adjustment is less than 20 μA.
6000 Broken fuser heater wire
The detection temperature of
fuser thermistor 2 is 100 °C/
212°F or less after the fuser
heater lamp has been turned
on continuously for 30 s.
Causes
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If none,
contact in the con- replace the cable.
nector. APC PWB(YC1) and engine PWB (YC16)
APC PWB(YC2) and PD PWB(YC1)
Defective PD Replace the laser scanner unit (see page 1-
PWB. 5-18).
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-22).
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If none,
contact in the con- replace the cable.
nector. Chager unit and high voltage PWB
High voltage PWB (YC101) and engine
PWB (YC19)
Defective high Replace the high voltage PWB and check
voltage PWB. for correct operation (see page 1-5-26).
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-22).
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If none,
contact in the con- replace the cable.
nector. Fuser heater and power source PWB (YC2)
Fuser thermistor and Fuser thermistor con-
nect PWB(YC1 and YC2)
Fuser thermistor connect PWB(YC3) and
engine PWB (YC21)
Deformed connec- See page 1-4-19.
tor pin.
Defective triac. See page 1-4-19.
Fuser thermostat Reinsert the fuser unit (see page 1-5-19).
triggered.
Broken fuser
heater wire.
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-22).
1-4-17
Check procedures/
corrective measures