Samsung DV7720KV Service Manual page 19

Disassembly
3-8. Disassembling the front PCB and power PCB (Fig-8)
1. Lossen 3 screws (3 x10 yellow).
2. Raise the power PCB to the vertical direction, and separate it.
3. Pull the front PCB 18mm forward horizontally, and raise to the vertical direction, and separate it.
3-8
front PCB
Figure 8.
power PCB
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