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Castles Technology Co., Ltd.
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2.5. Inserting the GSM SIM Card
Step 1: Remove battery cover / back cover
Step 2: Open SIM socket and insert GSM SIM card into desire slot.
SIM 1:
Gold contact at upper side of card and facing down.
SIM 2:
Gold contact at upper side of card and facing up.
SIM2
SIM1
SATURN1000