Castles Technology S1E2 - Insert SAM Card

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2.3. Insert SAM Card
Step 1: Remove battery cover / back cover
Step 2: Insert SAM card into desire slot.
SAM 1 & 2:
Gold contact is on the upper side of the card and facing down.
Step 3: Reverse the operation of step 1 to install the battery cover.
SAM2
SAM1