Fostex VR800Z Service Manual page 13

4-5-1. SCSI Port Check
Even if the before mentioned prompt is displayed, pressing the [EXECUTE/YES] key would reach the next test.
4-5-2. ATA (E-IDE) Bus Check
Even if the before mentioned prompt is displayed, pressing the [EXECUTE/YES] key would reach the next test.
If the VR800 does not recognize a SCSI device connected to the
VR800 SCSI port, the prompt below will be displayed.
The following is considered to be the cause of problem.
• Bad cable connection, bad cable contact and / or the power
of SCSI device is being turned off.
• SCSI device ID is not set to 0 ~ 5.
• MAIN PCB is defective. (bad soldering of U7, U8, J6, etc.)
If a removable type SCSI drive is connected and in case a disk is
not inserted into the drive, the following prompt will be displayed.
In the case that the inserted disk is not FDMS-3 formatted, the
following prompt will be displayed.
This test checks if data can be properly read out from the
preformatted internal drive.
If the data (SYSTEM ID) written by formatting the disk cannot
be read out correctly, the Self Check mode comes to a standstill
at "AtaBusChk (check)" test.
The following is considered to be the cause of problem.
• The internal drive is not installed in the VR800.
• Breaking, shortage and / or bad contact of flat cable J12.
• Bad soldering of gate array U5 on the MAIN PCB.
VR800 / VR800Z
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