IBM xSeries 380, Руководство по техническому обслуживанию аппаратной части

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FRU information (service only)
225
Determining DC-to-DC status
Each DC-to-DC has an LED that indicates whether power is supplied to the DC-to-DC
and the health of the DC-to-DC. The following table provides more detail on the
LEDs. The LEDs are located on the Sideplane board above the 5-Volt DC-to-DC
connector (J6B1).
60 —
70 —
74 —
75 —
85 —
90 —
100 — — — —
Table 26. DC-to-DC LED.
AC power not
present (amber
LED)
AC power
present system
powered off
(amber LED)
AC power
present system
powered on
(amber LED)
Description
Off No AC power to any power supply
or DC-to-DC
On AC present/ standby output on
Off AC present / standby output on;
DC-to-DC outputs on and okay
On AC present / standby output on;
DC-to-DC failure; DC-to-DC not
installed
Table 25. 2D modes for 64-bit SDR SD/SGRAM (100 MHz).
Display
mode
Refresh
rate
MHz
Buffer Memory (MB)
4 8 16 32
Color Depth (bpp)
8 16 24 32 8 16 24 32 8 16 24 32 8 16 24 32