Fuji Electric NRF51 - Troubleshooting and Disposal; Troubleshooting Table

TN5A4215b 52/58
9. Appendix
9.1 Trouble shooting table
Error Indication
Possible Cause
Suggested Solution
“OPTI ERROR”
(1) Sensor unit malfunction
(2) CPU malfunction
(1),(2)
Contact Fuji Electric representative.
“MEM ERROR”
(1) EEPROM malfunction
(2) CPU malfunction
(1),(2)
Contact Fuji Electric representative.
“RTC ERROR”
(1) RTC malfunction
(2) CPU malfunction
(1),(2)
Contact Fuji Electric representative.
“DEV ERROR”
(1) Electronic component malfunction
(except for the above)
(1) Contact Fuji Electric representative.
“COMM ERR”
(1) Radio module malfunction
(1) Contact Fuji Electric representative.
“BT ERROR”
(1) Bluetooth module malfunction
(1) Contact Fuji Electric representative.
“USB ERROR”
(1) CPU malfunction
(1) Contact Fuji Electric representative.
When returning the item to Fuji Electric representative, please provide with precise details of problems.
Note: This table is applied only to the malfunctions that occur during or after proper use, handling and
storage.
Symptom
Possible Cause
Suggested Solution
No indications on LCD
(1) Defective battery connection
(2) Mode switch malfunction
(3) LCD malfunction
(4) CPU malfunction
(1) Check battery polarity and there is no
exogenous material.
(2) to (4)
Contact Fuji Electric representative.
Characters on LCD are
garbled.
(1) LCD malfunction
(2) CPU malfunction
(1),(2)
Contact Fuji Electric representative.
Backlight does not light
when pressing a mode
switch.
(1) Mode switch malfunction
(2) LCD malfunction
(3) CPU malfunction
(1) to (3)
Contact Fuji Electric representative.
Dose error
・Dose accumulation
does not work
・Displayed dose is high
・Displayed dose is low
(1) LCD malfunction
(2) Sensor unit malfunction
(3) CPU malfunction
(4) Calibration factor trouble
(1) to (3)
Contact Fuji Electric representative.
(4) Check calibration factor. Contact Fuji
Electric representative for calibration
method.
Buzzer does not sound
(If display operation is correct)
(1) Attached Exogenous material
(2) Set frequency failure
(3) Buzzer lead wire is broken
(4) CPU malfunction
(1) Check if there is no dust. If it is not
improved after removing a dust, contact Fuji
Electric representative.
(2) to (4)
Contact Fuji Electric representative.
Vibrator does not work
(1) Vibrator malfunction
(2) CPU malfunction
(1),(2)
Contact Fuji Electric representative.