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Trouble Shooting Guide, Electrical
4/00021-2/FEA 209 544/74 A
Sony Ericsson Mobile Communications AB
4(12)
3 On/Off problems
• Check the keyboard for malfunction. If necessary clean the keyboard pads from circuit
board and/or replace the keyboard according to the Working Instructions, Mechanical.
• Check that the System Connector (Fig. 3-1) not is incorrectly soldered, mechanically
damaged, dirty or oxidised. If necessary replace it.
If the fault still remains, handle the unit according to local directives.
Figure 3-1