EPSON Stylus
&2/25
800
Rev. A
5-16
5.6 Repair of the Printer Mechanism
This section consists of the tables which contains symptoms, descriptions, possible causes, checkpoints,
and solutions which you need in troubleshooting the problems with the units in the printer mechanism.
Symptom Description Possible cause Checkpoint Solution
CR does not
move properly.
Fatal error occurs when
the printer is turned on
and CR motor fails to
rotate. (No abnormal
noise is heard.)
The CR motor
connector is not
properly
connected.
Check if the CR motor
connector cable is
properly connected to
the CN12.
Connect the CR
motor connector
cable to the CN12.
CR motor coil is
open.
Check the CR motor
coil resistance referring
to Table 5-3.
Replace the CR
motor.
The timing belt is
dislocated.
Check if the timing belt
is engaged with the CR
pinion gear or the belt
pulley.
Reinstall the timing
belt or replace it.
When the printer is
turned on, the CR
moves away from the
HP sensor
connector is
disconnected.
Check if the HP sensor
connector cable is
connected to the CN6.
Connect the HP
sensor connector
cable to the CN6.
home position. Then
the fatal error is
indicated and the CR
stops. (No abnormal
noise is head.)
Foreign objects
are lodged
between the HP
sensor terminals.
Check if there are
foreign objects lodged
between the HP sensor
terminals.
Remove the foreign
objects.
HP sensor is
defective.
Check if the HP sensor
is correctly functioning
referring to Table 5-2.
Replace the HP
sensor.
When the printer is
turned on, the foreign
noise is heard and the
fatal error occurs.
CR lock lever is
not released.
1. Check the PF motor
coil resistance
referring to Table 5-3.
2. Check if the PF motor
connector cable is
connected to the
CN13.
3. Check if anything is
interfering with the CR
lock lever movement.
1. Replace the PF
motor.
2. Connect the PF
motor connector
cable to the CN13.
3. Remove the
interfering factor.
When turning on the
printer or activating the
CR, abnormal noise is
heard with the fatal
error indicated then the
CR stops.
Oil in the CR oil
pad is dried up.
Release the CR lock
lever with the printer
power off and check if
the CR manually
movessmoothly.
Oil the oil pad built
in the CR unit.
Sliding part of
the CR unit and
the top frame is
not lubricated or
foreign objects
are lodged.
Release the CR lock
lever with the printer
power off and check if
the CR manually
moves smoothly.
Oil the sliding part of
the CR unit and the
top frame, or
remove the foreign
objects.
Foreign objects
are lodged
between the CR
shaft and the CR
unit.
Release the CR lock
lever with the printer
power off and check if
the CR manually
moves smoothly.
Replace the CR oil
pad.
Clean the CR shaft
using a soft cloth.
Table 5-10. Repair of the Printer Mechanism (1)
Содержание Stylus Color 800
Страница 1: ...EPSON COLOR INK JET PRINTER EPSON Stylus COLOR 800 SERVICE MANUAL SEIKO EPSON CORPORATION 4007371 ...
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Страница 173: ...EPSON Stylus 2 25 800 Rev A 6 6 Lubricate PF Roller Bushing 12 Figure 6 10 Lubrication Point 10 ...
Страница 184: ...Appendix Rev A A 9 A 3 Circuit Board Component Layout A 3 1 C202 MAIN Board Assembly Component Layout ...
Страница 185: ...EPSON Stylus 2 25 800 Rev A A 10 A 3 2 C202 PSB Board Assembly Layout A 3 3 C202 PSE Board Assembly Layout ...
Страница 187: ...EPSON SEIKO EPSON CORPORATION ...