Epson WorkForce 1100 Service Manual page 27

WorkForce 1100/Epson Stylus Office T1110/B1100/T1100/Epson ME Office 1100
Table 2-6. Operation of the power-on sequence
Operation
4-4. The Pump Motor rotates counterclockwise to set
the Wiper of the Ink System, and then the Pump
Motor rotates clockwise to retract the Wiper.
4-5. The carriage slowly returns to its home position.
5. Setting the APG to PG Typ.
5-1. The APG Motor rotates clockwise and sets to PG
Typ.
6. PF-ASF initialization
6-1. The PE Sensor detects no paper and the ASF
Sensor detects that the ASF is on its home
position, and then the PF Motor rotates clockwise
for approx. one second.
6-2. While monitoring the ASF Sensor, the ASF
Motor slowly rotates counterclockwise until the
ASF gets out of its home position.
6-3. The ASF Motor rotates clockwise and the ASF
Sensor detects that the ASF is on its home
position.
7. Low temperature operation sequence
7-1. The carriage moves back and forth between 0-
digit side and the 130-digit side for two times.
8. CR Motor measurement
8-1. The carriage slowly moves to the 130-digit side.
Operating Principles
Movement of each
component
130 HP 0
PG ++
PG Typ.
130 HP 0
PG ++
PG Typ.
130 HP 0
PG ++
PG Typ.
130 HP 0
PG ++
PG Typ.
130 HP 0
PG ++
PG Typ.
130 HP 0
PG ++
PG Typ.
*2
130 HP 0
PG ++
PG Typ.
130 HP 0
PG ++
PG Typ.
Table 2-6. Operation of the power-on sequence
Pump
Operation
*1
Motor
8-2. The carriage performs a load measurement while
moving to the VH Check position, and records the
CCW
detected voltage of the PW sensor at the specified
CW
three positions, then stops.
8-3. The carriage detects the voltage of the PW sensor
at the carriage stop position (the black area at the
---
Paper Guide Front).
8-4. The carriage performs a load measurement while
moving to the 0-digit side, and stops.
---
9. PF Motor measurement
9-1. The PF motor rotates clockwise for approx. two
---
seconds, and performs a load measurement.
9-2. The carriage returns to its home position.
---
10. Detecting ink cartridge and initializing ink
*3
system
---
10-1. The carriage moves to the 130-digit side to check
the ink end sensor. The ink remaining is detected
after completing the check.
10-2. The carriage slowly returns to its home position.
---
11. CR lock setting
---
The Pump Motor rotates clockwise, and sets
11-1.
the CR lock.
*3
Power-On Sequence
Revision C
Movement of each Pump
*1
component Motor
130 HP 0
---
PG ++
PG Typ.
130 HP 0
---
PG ++
PG Typ.
130 HP 0
---
PG ++
PG Typ.
130 HP 0
---
PG ++
PG Typ.
130 HP 0
---
PG ++
PG Typ.
130 HP 0
---
PG ++
PG Typ.
130 HP 0
---
PG ++
PG Typ.
130 HP 0
CW
PG ++
PG Typ.
(Continue to the next page)
27
Confidential