Printer Main Unit (Ink Detection And Cover Detection System Sensors) - Epson WF-C5790 Service Manual

EPSON WF-C5790/WF-C5790a/WF-C5710/ET-8700/WF-C5210/WF-C5290/WF-C5290a

3.2.2 Printer Main Unit (Ink detection and cover detection system sensors)

Table 3-13. Ink detection and cover detection system sensors
No. Name
1 Ink End Sensor Detects the end of the ink.
Detects the installation state of the Rear
Rear Unit Detection
2
Unit.
Sensor
3 Ink Pack Sensor (Bk) Used for ink pack (black) recognition.
4 Ink Pack Sensor (Y) Used for ink pack (yellow) recognition.
Detects the open/closed state of the front
Front Cover Open
5
cover.
Sensor
ADF/SCN Open Sensor
(WF-C5790/WF-C5790a/
WF-C5710/ET-8700)
Detects the open/closed state of the ADF/
6
Printer Cover Open
SCN unit or the printer cover.
Sensor (WF-C5210/
WF-C5290/WF-
C5290a)
7 Ink Pack Sensor (M) Used for ink pack (magenta) recognition.
8 Ink Pack Sensor (C) Used for ink pack (cyan) recognition.
Maintenance Box
9 Used for maintenance box recognition.
Sensor
Configuration and operating principles
Function Type
Transmissive
photo-interrupter
(3.3VDC±5%)
Mechanical
contact
(3.3VDC±5%)
CSIC
CSIC
Mechanical
contact
(3.3VDC±5%)
Mechanical
contact
(3.3VDC±5%)
CSIC
CSIC
CSIC
Motor, Sensor, Clutch, and Solenoid Specifications
1
2
1
3
4
5
Figure 3-13. Ink detection and cover detection system sensors
Revision A
9
8
7
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