Furuno Felcom 50 Operator's Manual page 185

12B1/37 Used in CONTROL_PP to indicate a preemption of a ship- or
shore-call, for a MES initiated distress-call.
12B1/38 Used in DTLXMNG_DPP to indicate a timeout of timer TS308, no
mark has been received from the LES.
12B1/41 Printer not ready. Power may be turned off, cable not connected,
paper empty or printer not selected/on-line
12B1/42 CHANNEL_ERROR detected by CHNL_SERVICE_CP or
CHNL_ICP. no_text
12B1/43 CHANNEL_ERROR detected by CHNL_SERVICE_CP or
CHNL_ICP. no_acknowledge
12B1/44 CHANNEL_ERROR detected by CHNL_SERVICE_CP or
CHNL_ICP. no_synch
12B1/45 CHANNEL_ERROR detected by CHNL_SERVICE_CP or
CHNL_ICP. no_Rx_lock
12B1/46 CHANNEL_ERROR detected by CHNL_SERVICE_CP or
CHNL_ICP. no_Tx1_lock
12B1/47 CHANNEL_ERROR detected by CHNL_SERVICE_CP or
CHNL_ICP. no_Tx2_lock
12B1/48 CHANNEL_ERROR detected by CHNL_SERVICE_CP or
CHNL_ICP. missing_or_illegal_channel
12B1/49 CHANNEL_ERROR detected by CHNL_SERVICE_CP or
CHNL_ICP. no_authorization
12B1/50 CHANNEL_ERROR detected by CHNL_SERVICE_CP or
CHNL_ICP. burst_not_sent
12B1/51 Precharge terminal has run out of time. Must refill before call is
possible. out_of_charged
12B1/52 Wrong PIN code entered. incorrect_pin_code
12B1/54 Used when access is restricted due to Enhanced Function
inconsistency. ses_use_restricted
12B1/55 A command to the ACU was not accepted (4 times), link restarted.
acu_cmd_failed
12B1/56 A command to the PCU was not accepted (4 times), link restarted.
pcu_cmd_failed
12B1/57 Antenna initialize failed. ant_init_failed
12B1/59 Operation/Function failed
12B1/60 Operation not possible, function is busy
12B1/61 No lcm_connect received from shore after lcm_estblish sent (asd)
12B1/62 Data link failure in asd communication
12B1/63 Radio Silence activated
12B1/64 Inactivity timeout for data calls
12B1/65 Limited duration timeout for 16QAM calls. Call duration guard
activated (Menu 42)
12B1/67 Various error situations releated to SIM authentication (during
call).
12B1/68 Power down requested. power_down_MCU
12B1/69 Traffic log buffer is full
12B1/70 Duplex interface busy.
12B1/71 Internal call manager busy
7. TROUBLESHOOTING
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