Toshiba ESTUDIO170F, Service Manual

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e-STUDIO170F Troubleshooting January 2005 © TOSHIBA TEC
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[ 4 ] DRAM TEST [MENU], [9], [4], [04]
This test conducts a read/write test on all the areas of the DRAM except the work area.
1) Use the [ Ç ] or [ È ] key to select the "04. DRAM TEST", and then press the [ENTER] key.
Remark:
If a memory error occurs, the address where the error occurred is displayed and the procedure is
suspended. The test will resume upon pressing the [START] key.
Remark:
The address assigned to each memory is as in the table below.
When an error occurs, refer to this table.
2) When you complete the test, press the [STOP] key to return to the standby mode screen.
3) Depending on the result of the test, replace the Main PBA referring to P.8-12 "[ 2 ] Main PBA".
Address (H) IC No. Installed PBA
400000 to BFFFFF IC1 Main PBA
DRAM TEST
On completing all the
addresses normally
TESTING
DRAM TEST
OK
DRAM TEST
ADDRESS = XXXXXXXXH