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Template:FMB640 Dual SIM (view source)
Revision as of 16:10, 7 February 2019
, 16:10, 7 February 2019no edit summary
==Introduction to Dual SIM Functionality==
==Introduction to Dual SIM Functionality==
{{{model|FMB640}}} is able to operate in DUAL SIM switching mode to minimize the bill accounts for
{{{model|FMB640}}} is able to operate in DUAL SIM switching mode to minimize the bill accounts for
GSM/GPRS services. To use this mode, 2 SIM Operator list enumerated value must be chosen for
GSM/GPRS services.
SIM1 card has higher priority than SIM2. For one SIM
SIM1 card has higher priority than SIM2. For one SIM
card using it must be placed in SIM1 slot for FMB640 to switch minimum times.
card using it must be placed in SIM1 slot for FMB640 to switch minimum times. (SIM1 SLOT is closer to PCB, SIM2 SLOT
is the upper one).
If SIM card is inserted into SIM 2 slot and 1 SIM operator list mode is used, FMB640 will
If SIM card is inserted into SIM 2 slot and 1 SIM operator list mode is used, FMB640 will
work normally, but there will be more switching activities. In addition, APN settings in GPRS
work normally, but there will be more switching activities. In addition, APN settings in GPRS
