JUNE 2002 © TOSHIBA TEC
5 - 101
e-STUDIO550/650/810 TROUBLE SHOOTING
5. 1. 15. Service call for others
[C94] Abnormal main CPU
Is the “Call for Service” displayed even after the main switch is turned OFF and back ON ?
NO
Leave it and see what happens.
YES
1. Check if the circuit pattern between the main CPU and MROM is short- or open-circuited.
2. Replace the LGC board if this error occurs frequently.
[F10] HDD Initialization error
(1) Initialize the HDD. (mode (08)
code
"690"
2)
(2) Check if the HDD is mounted.
(3) Check if the specified HDD is mounted.
(4) Check if the connector pins of the HDD are bent.
(5) Check if the power supply connector is disconnected.
(6) Check if the connector J107 on the SYS board is disconnected.
(7) Replace the HDD.
(8) Replace the SYS board.
(9) Replace the harness.