User Guide

Troubleshooting and Repair
6-24 FIC A440 Series Service Manual
6.4.20 Suspend Function Check
20
Check BIOS Power Management
if it is set to
Save to RAM or DISK
END
YES
Execute Suspend routine by
pressing <Fn>+<F4> keys or
pressing cover switch
Suspend to RAM Suspend to DISK
Check U16
Pin 27 (STR#) = 0V
Pin 28 (STR#) = 0V
Check U16, Pin 28
( STD# = 0V )
Resume operation
Check U16, Pin27
( STR# = 3.3V )
Resume operation
Check U16 , Pin28
( STD# = 3.3V )
Figure 6-19 Suspend Function Check