Toshiba 650CT Maintenance Manual page 27

DC output
Error code
20h
21h
22h
23h
24h
25h
26h
VCC, VDD, B3V output (Suspend)
Error code
30h
31h
32h
33h
Power supply controller
Error code
50h
CPU environmental condition
Error code
80h
88h
Check 2 If error code 02h displays:
Make sure the AC adapter is firmly plugged into the AC inlet and wall outlet.
If the cables are connected correctly, go to the following step.
Make sure the DC power cord of the AC adapter is firmly plugged into the
connector.
Replace the AC adapter with a new one.
If the error still exists, go to Procedure 5.
650CT
Meaning
VCC voltage is under the limit (4.47 V).
VDD voltage is over the limit (13.3 V).
VDD voltage is under the limit (10.8 V).
B3V voltage is over the limit (3.6V).
B3V voltage is under the limit (3.0 V).
B5V voltage is over the limit.
B5V voltage is under the limit.
Meaning
Output from VCC.
No output from VDD.
No output from B3V.
No output from B5V.
Meaning
Watchdog timer is running.
Meaning
CPU thermister malfunction.
(CPU heat sensor is not connected.)
CPU overheat.
(The CPU heat sensor has detected overheating and automatically
shut down.)
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