Please be informed about this countermeasure in order to avoid the occurrence of the
following phenomenon.
Model Model name Serial number
LC-20S1E 405853863
LC-20S1E(K) 405818842
LC-20S1E(R) 406812747
Phenomenon The FB3302/FB3304 may be damaged due to its overheat. This may also result in the PWB
damage.
Servicing When you service the units produced prior to the serial numbers above, please add the two
lead wires on the wiring side of the tuner PWB unit.
Refer to the next page of this technical report.
