7.4. Replace the RF unit
For HS
Follow this procedure below when replacing HS RF unit.
1. Remove speaker cables of LCD unit on HS main board.
And remove LCD unit.
2. Remove solder on six legs of RF unit.
3. Remove solder on all pads of RF unit.
4. Replace defective RF unit with new HS RF unit.
NOTE:
Do not use BU RF unit for HS one.
HS RF unit is different from BU one.
5. Solder all pads of RF unit.
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