38
I-Class Mark II Maintenance Manual
Troubleshootin
Fault Messages (continued)
Displayed
Message
Description Solution LED Status
Reflective Mode
Calibration Failed
Consistently low
sensor readings
have been
recorded.
Press any key to continue. Retry the STANDARD
CALIBRATION, ensuring that the reflective mark is
inserted facedown during the appropriate step in
the procedure (see Section 2.1.3). If this fails, try
ADVANCED ENTRY (see Section 2.1.4).
If the problem persists, it can be due to one of
following reasons:
1) The reflective marks may not be made of
carbon-based ink.
2) Possible debris in the Media Sensor; clean and
retry calibration (see Section 2.4.3).
3) The Media Sensor may be defective; replace it
(see Section 4.8).
4) The Main Logic PCB may be defective; replace it
(see Section 4.9).
N/A
Reflective Mode
Faulty Sensor
Consistently
high sensor
readings have
been recorded.
Press any key to continue. Retry the STANDARD
CALIBRATION, ensuring that media is removed
during the appropriate step in the procedure (see
Section 2.1.3).
If the problem persists, it can be due to one of
following reasons:
1) Possible debris in the Media Sensor; clean it
then retry calibration (see Section 2.4.3).
2) The Media Sensor may be defective; replace it
(see Section 4.8).
3) Possible defective Main Logic PCB; replace it
(see Section 4.9).
RED: ON
GREEN: OFF
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