Oki IP-6620 Maintenance Manual page 549

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Sensors
The following table lists the sensors used for the printer.
Name
Ink cartridge
detection 1 to 7
Subtank full
sensor 1 to 7
Subtank empty
sensor 1 to 7
Roll end switch
TUR switch
TUR upper limit
sensor
TUR lower limit
sensor
Ink supply pump
sensor 1 to 7
Wiper position
sensor
Capping unit
sensor
Home position
sensor
Grip sensor
Waste ink bottle
sensor
8-28
Type
component
Microprobe PCB-ASSY-ACT3
connector CPLD-VSU
Reflective photo PCB-ASSY-ACT3
sensor CPLD-VSU
Reflective photo PCB-ASSY-ACT3
sensor CPLD-VSU
Micro switch PCB-ASSY-ACT3
CPLD-VSU
Toggle switch PCB-ASSY-ACT3
CPLD-VSU
Discrete type PCB-ASSY-ACT3
photo sensor CPLD-VSU
Discrete type PCB-ASSY-ACT3
photo sensor CPLD-VSU
Reflective photo PCB-ASSY-ACT3
sensor CPLD-VSU
Leaf switch PCB-ASSY-ACT3
CPLD-VSU
Leaf switch PCB-ASSY-ACT3
CPLD-VSU
Photo interrupter PCB-ASSY-ACT3
CPLD-VSU
Photo interrupter PCB-ASSY-ACT3
CPLD-VSU
Leaf switch PCB-ASSY-ACT3
CPLD-VSU
OKI Data Infotech Corporation CONFIDENTIAL
Reading 0
indication
Yes
Reflective
photo
sensor
Reflective
photo
sensor
Reflective
photo
sensor
SW1 SW2
0 0
1 0
0 1
1 1
Reflective
photo
sensor
Reflective
photo
sensor
Closed
At home
position
Lower
No
Closed
Yes
Chapter 8 Operation Mechanism
Readout
1
number when
indication
disconnected
No 1
Reflective 1
photo
sensor
End 1
End 1
1
Logic
----
Outward
Inward
No winding
Upper limit 1
Lower limit 1
Open 1
Not at 1
home
position
Upper 1
Yes 1
Open 1
No 1
Remarks
High level
with light
blocked
Low level
with light
blocked
Low level
with light
blocked
High level
with light
blocked
High level
with light
blocked
High level
with light
blocked
High level
with light
blocked