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Power Supply On/Off Sequence
Status
P60
Environment
Status
P80
Check 2
When P02 is displayed, perform the following steps:
Make sure the Desk Station IV is firmly connected to the computer's
expansion bus port. If this port is connected correctly, go to following
step:
Replace the Desk Station IV with a new one.
If the status still exists, go to Check 4.
Check 3
When P01 is displayed, perform the following steps:
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 cor-
rectly, go to the following step:
Connect a new AC adapter.
If the status still exists, go to Check 4.
Check 4
When P10 is displayed, perform the following steps:
Make sure the battery pack is correctly installed in the computer.
If the battery pack is correctly installed, go to the following step:
Replace the battery pack with a new one.
If the status still exists, go to Procedure 4.
Check 5
When P80 is displayed, it indicates that the computer's internal temperature is less
than –20°C or more than 70°C. Perform the following steps:
Move the computer to an area where the temperature is between 70°C and
20°C degrees until its internal temperature is within that range.
If the status still exists, go to Procedure 4.
Check 6
When P20, P21, P22, P30, P31, P32, P33, P40, P41, P42, P50 or P60 is
displayed, go to Procedure 4.
2-8
VCC and B3V error.
Temperature is over 70°C or under –20°C
Meaning
Meaning
T4700CS, T4700CT, T4800CT
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