Epson Artisan 810 Service Manual page 256

Epson Artisan 810/835/837/710/725/730/Epson Stylus Photo PX810FW/TX810FW/PX820FWD/TX820FWD/PX830FWD/PX710W/TX710W/PX720WD/TX720WD/PX730WD/TX730WD
Table 8-1. Detailed Operations in Simple Reset Sequence
Operation
2-2. The carriage moves to the 0-digit side
slowly and checks it touches the Right
Frame. If the amount of carriage
movement falls within the specified
steps when the carriage touches the
Right Frame, the home position is fixed.
Afterward, the carriage position is
monitored according to the signals from
the CR Encoder.
2-3. To detect the origin position of the
Transmission Arm, the PF Motor rotates
clockwise to confirm the Transmission
Arm touches the frame.
2-4. The PF Motor rotates counterclockwise
by the specified steps to shift the
Transmission Arm to the CDR Tray
Drive Position.
2-5. The carriage returns to the home
position.
2-6. To confirm the CDR Tray is retracted
fully, the PF Motor rotates
counterclockwise to detect the tray is
retracted to the full.
2-7. To shift the Transmission Arm to the Ink
System Drive Position, the carriage
moves to the Right Frame.
2-8. To detect the origin position of the
Transmission Arm, the PF Motor rotates
clockwise to confirm the Transmission
Arm touches the frame.
2-9. The PF Motor rotates counterclockwise
by the specified steps to shift the
Transmission Arm to the Ink System
Drive Position.
2-10.The carriage returns to the home
position.
Artisan 835/725/PX820FWD/TX820FWD/PX720WD/TX720WD
PF Drive
Printer Operation Status Shift
Status
80 HP 0
1
PG++
PG-
80 HP 0
PG++
PG-
80 HP 0
1
PG++
PG-
80 HP 0
1
PG++
PG-
80 HP 0
1
PG++
PG-
80 HP 0
1
PG++
PG-
80 HP 0
PG++
PG-
80 HP 0
PG++
PG-
80 HP 0
PG++
PG-
6
Table 8-1. Detailed Operations in Simple Reset Sequence
Decom-
pression Operation
Pump
3. Low temperature operation sequence *
3-1. The carriage moves back and forth
between the 0-digit side and the 80-digit
side for two times.
---
4. Set to the Intermediate Position
4-1. To avoid applying excess load at the PF
Measurement next, the carriage moves
to the 0-digit side and sets the Switch
Lever to the Intermediate Position.
4-2. The carriage returns to the home
---
position.
5. PF Motor Measurement
---
5-1. The PF Motor rotates clockwise until the
PF Roller turns three times to perform a
load measurement.
6. Detecting ink cartridges and
---
initializing the ink system
6-1. After checking the ink end sensor,
detects the ink remaining.*
7. CR lock setting
---
7-1. The PF Motor rotates clockwise to set
the CR lock.
Note *1 : Executed when the detected temperature is under 5
---
the Printhead.
*2 : A periodic empty suction may be performed depending on the status.
---
---
---
Operation principles
Printer Operation Status
1
80 HP 0
PG++
PG-
80 HP 0
PG++
PG-
80 HP 0
PG++
PG-
80 HP 0
PG++
PG-
80 HP 0
PG++
PG-
2
80 HP 0
PG++
PG-
o C (41 o F) by the thermistor on
Revision G
PF Drive Decom-
Shift pression
Status Pump
---
6
---
6
---
6
---
6
---
6
---
6
256
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