Epson Artisan 810 Service Manual page 58

Epson Artisan 810/835/837/710/725/730/Epson Stylus Photo PX810FW/TX810FW/PX820FWD/TX820FWD/PX830FWD/PX710W/TX710W/PX720WD/TX720WD/PX730WD/TX730WD
Table 2-6. Detailed Operations in All Reset Sequence
Operation
5-6. The PF Motor rotates counterclockwise
until reaching the limit to move the EJ
Frame Assy up to the lowest position
(default).
6. APG Initialization
6-1. The carriage moves to the 0-digit side to
release the Switch Lever from the
Intermediate Position and shift the
Transmission Arm to the APG Drive
Position.
6-2. The carriage returns to the home
position.
6-3. The PF Motor rotates counterclockwise
until reaching the limit to set the PG
position to PG-.
6-4. The PF Motor rotates clockwise until
reaching the limit to set the PG position
to PG++.
6-5. The PF Motor rotates counterclockwise
until reaching the limit to set the PG
position to PG-; which is its default
position.
7. Low temperature operation sequence *
7-1. The carriage moves back and forth
between the 0-digit side and the 80-digit
side for two times.
8. Set to the Intermediate Position
8-1. 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.
OPERATING PRINCIPLES
PF Drive
Printer Operation Status Shift
Status
80 HP 0
PG++ 4
PG-
80 HP 0
PG++
PG-
80 HP 0
PG++ 4
PG-
80 HP 0
PG++ 4
PG-
80 HP 0
PG++
4
PG-
80 HP 0
PG++
4
PG-
1
80 HP 0
PG++ 4
PG-
80 HP 0
PG++
PG-
6
Table 2-6. Detailed Operations in All Reset Sequence
Decom-
pression Operation
Pump
8-2. The carriage returns to the home
position.
---
9. PF Motor Measurement
9-1. The PF Motor rotates clockwise until the
1
PF Roller turns three times to perform a
---
load measurement.
10.Detecting ink cartridges and
initializing the ink system
10-1. After checking the ink end sensor,
1
detects the ink remaining.*
---
11.Printhead's clogged nozzle check by
AID
11-1. To shift the Transmission Arm to the
1
Ink System Drive Position, the carriage
---
moves to the Right Frame.
11-2.To detect the origin position of the
Transmission Arm, the PF Motor rotates
clockwise to confirm the Transmission
---
Arm touches the frame.
11-3.The PF Motor rotates counterclockwise
by the specified steps to shift the
1
Transmission Arm to the Ink System
---
Drive Position.
11-4.The carriage returns to the home
position.
---
11-5.After the necessary flushing is
completed, the Decompression Pump is
driven for about one second to suck ink
---
from the ink cartridges.
11-6.After checking the temperature of the
head thermistor, the carriage moves to
the position for empty suctions, then it
turns back to the home position.
Power-On Sequence
Printer Operation Status
80 HP 0
PG++
PG-
80 HP 0
PG++
PG-
80 HP 0
PG++
PG-
2
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-
80 HP 0
PG++
PG-
(Continued to the next page.)
Revision G
PF Drive Decom-
Shift pression
Status Pump
---
6
---
6
---
6
1
---
---
---
---
6
Decom-
pressing
6
---
6
58
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