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FIBOCOM MC610 Series Hardware Guide 42/70
3.7 Status Indication
3.7.1 LPG Signal
MC610 series modules provide an interface of network indicator output signal.
Table 3-15 LPG pin
Description of LPG status of MC610 series module network indicator.
Table 3-16 LPG status
Quick flash (600 ms High/600 ms Low)
No SIM card
SIM PIN
Being registered (T<15 S)
Registration failure
Slow flash (75 ms Low/3,000 ms High)
Fast flash (75 ms Low/75 ms High)
The reference circuit of network indicator interface of MC610 series modules is shown in the following
figure: