Nokia NHL-2NA Series Troubleshooting Instructions page 37

CCS Technical Documentation
GAIN MIN LIMIT FAIL (0x0C)
There is a detection at each gain. IRED, RSENSE and photodiode are OK. Possible reasons
are shortcut in RSENSE, missing optical insulator or wrong start values in calibration.
GAIN MIN
LIMIT FAIL
Is the
calibration
done
correctly?
Disasseble the phone
to MJS-9Q
Proximity
rubber OK?
Screws
were tight?
Is RSENSE
4R3 and
soldering
OK?
Replace AEM
Try calibration in MJS-
9Q
GAIN MIN
LIMIT FAIL?
If you have checked
mechanics, RSENSE
and AEM the phone
is beond economical
repair
Issue 1 07/02
Figure 8:
GAIN MIN LIMIT FAIL troubleshooting
NO Check correct start
values from Sensor
Calibration Instructions
and repeat calibration.
YES
NO
YES
NO
Replace
RSENSE
YES
NO
Reassemble the phone,
replace proximity rubber
and optcs if needed
YES
¤Nokia Corporation
NO
Is
Follow respective
calibration
error message
OK?
YES
Save calibrated values
to the phone
Is
NO
Follow respective
calibration
OK?
YES
Save calibrated values
to the phone
NHL-2NA
error message
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