2.3 Power Supply Troubleshooting

2 Troubleshooting Procedures

Procedure 2 Error Code Check

If the power supply microprocessor detects a malfunction, the DC IN icon blinks orange. The blink pattern indicates an error as shown below.

? Start

Off for 2 seconds

? Error code (8 bit)

 

“1”

On for one second

“0”

On for half second

Interval between data bits

Off for half second

The error code begins with LSB (Least Significant bit).

 

Example: Error code 11h (Error codes are given in hexadecimal format.)

 

Check 1 Convert the DC IN icon blink pattern into the hexadecimal error code and compare it to the tables below. Then go to Check 2.

 

Table 2-3 Error code

 

 

Error code

Location

 

 

1*h

DC power supply (AC adapter)

 

 

2*h

Main battery

 

 

4*h

S3V output

 

 

5*h

1R5-C1V output

 

 

6*h

1R8-C1V output

 

 

7*h

PPV output

 

 

8*h

PTV output

 

 

9*h

E5V output

 

 

A*h

E3V output

 

 

B*h

PPV output

 

 

C*h

1R35-P1V output

 

 

D*h

1R25-P1V output

 

 

E*h

2R5-B2V output

 

 

PORTEGE A200 Maintenance Manual (960 -499)

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Toshiba A200 manual Procedure 2 Error Code Check, Error code Location