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2 Troubleshooting Procedures
NB200 Series Maintenance Manual
32
This section describes how to determine if the 2 IN 1 Card is functioning properly. The
process is summarized in Figure 2-16. Perform the steps below starting with Procedure 1 and
continuing with the other procedures as required.
Procedure 1: 2 in 1 card test
Procedure 2: 2 in 1 card socket check
Procedure 1
2 in 1card test
The 2 in 1 Card test card contains a 2 in 1 card test program. Ensure the card in fully inserted
into the socket before running the program.
If an error occurs during the 2in 1 card test, perform Procedure 2. If no error occurs, it is
likely that the original 2 in 1 card was faulty.
Procedure 2
2 in 1 Card socket check
The 2 in 1 Card socket may be damaged or defective, for instance the socket pins can be bent.
Disassemble the computer following the steps described in Chapter 4, Replacement
Procedures and check the socket. If the problem persists, the system board may be defective
or damaged. Replace the system board with a new one following the steps in Chapter 4.
Summary of Contents for mini NB250 series
Page 1: ...Toshiba Personal Computer NB250 NB255 Maintenance Manual TOSHIBA CORPORATION ...
Page 12: ...Chapter 1 Hardware Overview ...
Page 15: ......
Page 28: ...Chapter 2 Troubleshooting Procedures 2 ...
Page 29: ......
Page 64: ...352 Troubleshooting Procedures NB200 Series Maintenance Manual 35 ...
Page 75: ...3 Tests and Diagnostics 1 Chapter 3 Tests and Diagnostics ...
Page 87: ...3 Tests and Diagnostics 13 ...
Page 90: ...3 Tests and Diagnostics Japan keyboard UK keyboard 16 ...
Page 94: ...3 Tests and Diagnostics 2 If the Magnetic switch test pass it will show below display 20 ...
Page 114: ...3 Tests and Diagnostics If W R T P type passes the screen would display as below 40 ...
Page 118: ...3 Tests and Diagnostics 44 ...
Page 120: ...3 Tests and Diagnostics 46 ...
Page 121: ...Chapter 4 Replacement Procedures ...
Page 126: ......
Page 219: ...Figure JP keyboard NB250 NB255 Series Maintenance Manual ...