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No. 2D730-148E*O
(3)
LEDs
The following five LEDs are provided at the free edge of the PWB in order to indicate the
PWB status.
l
PWR (green)
:
Monitors the power supply status and lights when the power is
ON.
l
BOOT OK (green)
:
Lights when the boot process is completed
normally after the
self-test function (POST function) when the power is turned ON.
l
BIOS ERR (amber) :
Lights when an error is detected by the POST function.
l
IDE ACT (amber)
:
Lights when an IDE device (HDD) is accessed.
l
SCSI ACT (amber) :
Lights when the SCSI device is accessed.
(4)
Jumper setting
When this PWB is used, the following three jumpers are set.
l
WE-BB
:
BIOS boot block write enable jumper (No jumper installed.)
l
FRC-REC
:
BIOS force recovery jumper (No jumper installed.)
l
SPL-SCR
:
BIOS boot logo select jumper (Jumper always installed.)
(5)
Equivalent units in the PV series
This PWB is equivalent to the CPU board in the PV series.
4-42
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