Acer Aspire V5-431 Service Manual page 108

11. Disconnect the HDD cable from the mainboard (1).
12. Disconnect the battery cable from the mainboard (2).
13. Disconnect the DC-In cable from the mainboard (3), then lift the mainboard out of the
lower case.
Figure 3-36. HDD, Battery and DC-In Cables
3-30 Machine Maintenance