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Procedure 2
Connection Check
The power supply related wiring diagrams are shown below:
AC
Adapter
Power cord
Any of the connectors may be disconnected. Perform Check 1.
If the battery power is not displayed, go to Check 1.
Check 1
Make sure the AC adapter's cable and AC cord are firmly plugged into the DC IN
18 V socket and wall outlet. If these cables are connected correctly, go to Check
2.
Check 2
Connect a new AC adapter. If the battery capacity does not change on status
indicator panel, go to Check 3.
Check 3
Make sure the battery pack is installed in the computer correctly. If the battery
pack is installed correctly, go to Procedure 3.
T4700CS, T4700CT, T4800CT
Status indicator panel
Power
Upper
supply
system
board
board
Battery pack
Lower
system
board
2-9
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