An ALC is deemed as signal-lost in the event that the commissioned professional institution has not received positions automatically transmitted by the ALC four times consecutively. In the event that the ALC is signal-lost for three consecutive days, it is deemed as mal-function.The malfunctioning ALC shall be repaired no later than 30 days.In the event that the ALC on board is signal-lost or mal-functional, the concerned distant water fisheries operator or captain shall immediately send information related to vessel positions by facsimile to the commissioned professional institution. The vessel positions shall be recorded by automatic recording satellite navigator for perusal in later days. The format of the facsimile is as shown in Appendix 9.The transmit of vessel positions as referred to in the preceding paragraph shall be every four hours for any tuna longline fishing vessel and carrier vessel of the Republic of China.For any fishing vessel with spare set of ALC on board, it shall report to the competent authority for using the spare set during the mal-function of the ALC. In case that the spare set is also mal-functional, a spare set from other fishing vessel may be deployed after obtaining the competent authority’s approval.Appendix 9 Facsimile Form for Vessel Position and Fishing Operation Information.pdf