Sharp AR-C150 Service Manual page 162

Main Sub
Manufacturing No. data (ICU MAIN PWB / PCU MAIN PWB) discrepancy
Title
code code
Phenomena Display
U2 30
Detail
Section
Operation mode
Note
Case 1 Trouble
position/cause
Remedy
Note
Lamp
Message
The serial No. data stored in the ICU MAIN PWB (EEPROM) and that in the PCU MAIN PWB
(EEPROM) do not coincide.
ICU PWB / PCU PWB
All modes
"When replacing the ICU MAIN PWB or the PCU MAIN PWB, the serial No. data is not entered."
(Check)
(Repair) Enter the correct serial No. data to the ICU MAIN PWB and the PCU MAIN PWB (EEPROM).
/ SIM 16
(After-work)
10 – 15