Drive System Related Service Call - Toshiba e-STUDIO350 Service Handbook

5.1.6

Drive system related service call

[C010] Main motor is abnormal
Is the main motor working? (Perform the output check in the test mode: 03-101/151)
| NO
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YES
Is the LED on the main motor board lit without flickering?
| NO
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YES
1) Check if the PLL lock signal CN318-A1 output from the LGC board is always level "L"?
2) Check if the voltage supplied to the CPU input terminal IC24-14 is always "L"?
3) Replace the LGC board.
e-STUDIO350/352/353/450/452/453
TROUBLESHOOTING
1) Check if the connector CN1 of the main motor is disconnected.
2) Check if the connector CN318 on the LGC board is disconnected.
3) Check if the connector pins are disconnected or the harnesses are open
circuited.
4) Check if the conductor patterns on the main motor board and LGC board
are short circuited or open circuited.
5) Replace the main motor.
6) Replace the LGC board.
1) Check if the connector pins are disconnected or the harnesses are open
circuited.
2) Check if the conductor patterns on the main motor board and LGC board
are short circuited or open circuited.
3) Replace the main motor.
4) Replace the LGC board.
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