Ricoh PRIPORT VT 2000 Series Service Manual page 193

28 February '91
Item/Location
Paper feed and
delivery
Original transport
roller
Lubrication points
ADF (VT2300/VT2500)
Pull-out roller
Original feed roller
Separation blade
1.5 TABLE OF SERVICE CALL INDICATIONS
Indication
E 01 Malfunction in cutter section:
The cutter motor does not reach
both right and left cutter position
detecting switches within 2 seconds
E 02 Malfunction in the paper table drive
section:
The lower limit sensor or the paper
table height sensor is not turned off
even though the paper table UP or
Down signal is applied
E 03 Malfunction in the program:
E 04 Temperature of the thermal head
or the power supply unit is high:
Temperature of the thermal head
becomes greater than 57°C or the
temperature of the power supply
unit becomes greater than 85°C
when the machine is in stand-by
condition
Step
inspection Actually print a few sheets to ensure that
paper is smoothly fed and delivered
without generation of skew, folds,
wrinkles, etc.
cleaning Wipe off paper powder with cloth
dampened with water.
Lubrication Lubricate the lubrication points by
following lubrication points list.
cleaning Wipe off paper powder with cloth
dampened with water.
cleaning Wipe off paper powder with cloth
dampened with water.
cleaning Wipe off paper powder with cloth
dampened with water.
Trouble
Inspection Standard
1) Drive wire cut
2) Drive section
3) No power supply
1) Drive worm gear
2) Mounting screw of the
3) No power supply
1) PROM defective
2) Control PCB defective
1) Thermistor defective
2) Thermal head
3) Power supply unit
4-4
Possible causes
malfunction
broken
worm gear broken
defective
defective