KIP 7170K, Service Manual

Page: 541 / 865

K134sm7e2 7-39
7. 3. 1. 6 Scanner is not recognized
Cause Checking
order
Checking Result Treatment
USB Driver 1 Does the connected PC correctly
recognize the USB Driver of scanner?
No 1. Open the Device
Manager and check the
USB Driver.
2. Reinstall the USB
Driver.
USB Cable 2 Is the USB Cable connected correctly? No Connect it correctly.
Or replace it with another
one if the cable or pin is
damaged or short-circuited.
DC Power Supply 3 Is 24VDC correctly supplied? No Check the DC Power Supply
and replace it if broken.
Main PCB 4 Prepare another PC that surely can
recognize other USB Scanners. Does
this PC recognize the KIP 600A when
connected?
No Replace the Main PCB.
7. 3. 1. 7 Check of Size Sensors
1. Open the Upper Unit when the machine is turned on.
2. Turn off the scanner then turn it on again.
3. Insert a piece of paper under each size sensor to block the sensor light.
4. It is possible to check whether the size sensor is working correctly or not by checking the LED
of concerning CIS.
Size sensor and concerning harness and Main PCB are working correctly if the LED of related
CIS lights in red .
If it does not light, any of size sensor, harness and Main PCB has any abnormality.
See the following list for the relationship of size sensor and CIS.
Block the light of Sensor 1 (PH2) LED of CIS 1 lights in red. Sensor 1 (PH2) is working fine.
Block the light of Sensor 2 (PH3) LED of CIS 1 lights in red. Sensor 2 (PH3) is working fine.
Block the light of Sensor 3 (PH4) LED of CIS 1 lights in red. Sensor 3 (PH4) is working fine.
Block the light of Sensor 4 (PH5) LED of CIS 1 lights in red. Sensor 4 (PH5) is working fine.
Block the light of Sensor 5 (PH6) LED of CIS 1 lights in red. Sensor 5 (PH6) is working fine.
CIS 1 CIS 2 CIS 3 CIS 4 CIS 5
Sensor 1 (PH2)
Sensor 2 (PH3)
Sensor 3 (PH4)
Sensor 5 (PH6)
Sensor 4 (PH5)